Project

General

Profile

1 5298 jones
/**
2
 *  '$RCSfile$'
3
 *  Copyright: 2000 Regents of the University of California and the
4
 *              National Center for Ecological Analysis and Synthesis
5
 *
6 5299 jones
 *   '$Author: $'
7 5298 jones
 *     '$Date: 2009-06-13 15:28:13 +0300  $'
8
 *
9
 * This program is free software; you can redistribute it and/or modify
10
 * it under the terms of the GNU General Public License as published by
11
 * the Free Software Foundation; either version 2 of the License, or
12
 * (at your option) any later version.
13
 *
14
 * This program is distributed in the hope that it will be useful,
15
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17
 * GNU General Public License for more details.
18
 *
19
 * You should have received a copy of the GNU General Public License
20
 * along with this program; if not, write to the Free Software
21
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
22
 */
23
package edu.ucsb.nceas.metacat.dataone;
24
25 6097 leinfelder
import java.io.ByteArrayInputStream;
26 5319 jones
import java.io.File;
27 5679 berkley
import java.io.FileInputStream;
28 5319 jones
import java.io.FileNotFoundException;
29
import java.io.FileOutputStream;
30 5298 jones
import java.io.IOException;
31
import java.io.InputStream;
32
import java.io.OutputStream;
33 5920 jones
import java.security.NoSuchAlgorithmException;
34 5298 jones
import java.sql.SQLException;
35 5364 berkley
import java.text.DateFormat;
36 5920 jones
import java.util.Calendar;
37
import java.util.Date;
38
import java.util.Enumeration;
39
import java.util.Hashtable;
40
import java.util.List;
41
import java.util.TimeZone;
42
import java.util.Timer;
43
import java.util.TimerTask;
44
import java.util.Vector;
45 5298 jones
46
import javax.servlet.http.HttpServletRequest;
47
48 5319 jones
import org.apache.commons.io.IOUtils;
49
import org.apache.log4j.Logger;
50 5298 jones
import org.dataone.service.exceptions.IdentifierNotUnique;
51
import org.dataone.service.exceptions.InsufficientResources;
52
import org.dataone.service.exceptions.InvalidRequest;
53
import org.dataone.service.exceptions.InvalidSystemMetadata;
54
import org.dataone.service.exceptions.InvalidToken;
55
import org.dataone.service.exceptions.NotAuthorized;
56
import org.dataone.service.exceptions.NotFound;
57
import org.dataone.service.exceptions.NotImplemented;
58
import org.dataone.service.exceptions.ServiceFailure;
59
import org.dataone.service.exceptions.UnsupportedType;
60
import org.dataone.service.mn.MemberNodeCrud;
61 5920 jones
import org.dataone.service.types.AuthToken;
62
import org.dataone.service.types.Checksum;
63
import org.dataone.service.types.ChecksumAlgorithm;
64
import org.dataone.service.types.DescribeResponse;
65
import org.dataone.service.types.Event;
66
import org.dataone.service.types.Identifier;
67
import org.dataone.service.types.Log;
68
import org.dataone.service.types.LogEntry;
69
import org.dataone.service.types.NodeReference;
70
import org.dataone.service.types.ObjectFormat;
71
import org.dataone.service.types.ObjectList;
72 6092 jones
import org.dataone.service.types.Subject;
73 5920 jones
import org.dataone.service.types.SystemMetadata;
74
import org.dataone.service.types.util.ServiceTypeUtil;
75 5953 cjones
76 5319 jones
import edu.ucsb.nceas.metacat.AccessionNumberException;
77
import edu.ucsb.nceas.metacat.DocumentImpl;
78
import edu.ucsb.nceas.metacat.EventLog;
79 5298 jones
import edu.ucsb.nceas.metacat.IdentifierManager;
80
import edu.ucsb.nceas.metacat.McdbDocNotFoundException;
81
import edu.ucsb.nceas.metacat.McdbException;
82
import edu.ucsb.nceas.metacat.MetacatHandler;
83
import edu.ucsb.nceas.metacat.client.InsufficientKarmaException;
84 5370 berkley
import edu.ucsb.nceas.metacat.client.rest.MetacatRestClient;
85 5319 jones
import edu.ucsb.nceas.metacat.properties.PropertyService;
86
import edu.ucsb.nceas.metacat.replication.ForceReplicationHandler;
87 5298 jones
import edu.ucsb.nceas.metacat.service.SessionService;
88 5329 jones
import edu.ucsb.nceas.metacat.util.DocumentUtil;
89 5298 jones
import edu.ucsb.nceas.metacat.util.SessionData;
90
import edu.ucsb.nceas.utilities.ParseLSIDException;
91
import edu.ucsb.nceas.utilities.PropertyNotFoundException;
92
93
/**
94
 *
95
 * Implements DataONE MemberNode CRUD API for Metacat.
96
 *
97
 * @author Matthew Jones
98
 */
99 5394 berkley
public class CrudService implements MemberNodeCrud
100
{
101 5337 berkley
    private static CrudService crudService = null;
102 5298 jones
103
    private MetacatHandler handler;
104
    private Hashtable<String, String[]> params;
105 5392 berkley
    private Logger logMetacat = null;
106
    private Logger logCrud = null;
107 5337 berkley
108
    private String metacatUrl;
109 5420 berkley
110 5298 jones
    /**
111 5337 berkley
     * singleton accessor
112
     */
113 5630 berkley
    public static CrudService getInstance()
114 5337 berkley
    {
115
      if(crudService == null)
116
      {
117
        crudService = new CrudService();
118
      }
119
120
      return crudService;
121
    }
122
123
    /**
124 5770 berkley
     * Constructor, private for singleton access
125 5298 jones
     */
126 5763 berkley
    private CrudService() {
127 5337 berkley
        logMetacat = Logger.getLogger(CrudService.class);
128 5392 berkley
        logCrud = Logger.getLogger("DataOneLogger");
129 5337 berkley
        try
130
        {
131
            String server = PropertyService.getProperty("server.name");
132
            String port = PropertyService.getProperty("server.httpPort");
133
            String context = PropertyService.getProperty("application.context");
134 5746 berkley
            metacatUrl = "http://" + server + ":" + port + "/" + context + "/d1";
135 5337 berkley
            logMetacat.debug("Initializing CrudService with url " + metacatUrl);
136
        }
137
        catch(Exception e)
138
        {
139
            logMetacat.error("Could not find servlet url in CrudService: " + e.getMessage());
140
            e.printStackTrace();
141
            throw new RuntimeException("Error getting servlet url in CrudService: " + e.getMessage());
142
        }
143
144
        params = new Hashtable<String, String[]>();
145
        handler = new MetacatHandler(new Timer());
146 5298 jones
    }
147 5337 berkley
148 5298 jones
    /**
149 5337 berkley
     * return the context url CrudService is using.
150 5298 jones
     */
151 5337 berkley
    public String getContextUrl()
152
    {
153
        return metacatUrl;
154
    }
155
156
    /**
157 5394 berkley
     * Set the context url that this service uses.  It is normally not necessary
158
     * to call this method unless you are trying to connect to a server other
159
     * than the one in which this service is installed.  Otherwise, this value is
160
     * taken from the metacat.properties file (server.name, server.port, application.context).
161
     */
162
    public void setContextUrl(String url)
163
    {
164
        metacatUrl = url;
165
    }
166
167
    /**
168 5337 berkley
     * set the params for this service from an HttpServletRequest param list
169
     */
170
    public void setParamsFromRequest(HttpServletRequest request)
171
    {
172 5921 jones
        @SuppressWarnings("unchecked")
173
        Enumeration<String> paramlist = request.getParameterNames();
174 5298 jones
        while (paramlist.hasMoreElements()) {
175 5337 berkley
            String name = (String) paramlist.nextElement();
176
            String[] value = (String[])request.getParameterValues(name);
177 5298 jones
            params.put(name, value);
178
        }
179
    }
180
181 5337 berkley
    /**
182 5370 berkley
     * Authenticate against metacat and get a token.
183
     * @param username
184
     * @param password
185
     * @return
186
     * @throws ServiceFailure
187
     */
188
    public AuthToken authenticate(String username, String password)
189
      throws ServiceFailure
190
    {
191 5466 berkley
        /* TODO:
192
         * This method is not in the original D1 crud spec.  It is highly
193
         * metacat centric.  Higher level decisions need to be made on authentication
194
         * interfaces for D1 nodes.
195
         */
196 5370 berkley
        try
197
        {
198
            MetacatRestClient restClient = new MetacatRestClient(getContextUrl());
199
            String response = restClient.login(username, password);
200
            String sessionid = restClient.getSessionId();
201
            SessionService sessionService = SessionService.getInstance();
202
            sessionService.registerSession(new SessionData(sessionid, username, new String[0], password, "CrudServiceLogin"));
203
            AuthToken token = new AuthToken(sessionid);
204 5383 berkley
            EventLog.getInstance().log(metacatUrl,
205 5384 berkley
                    username, null, "authenticate");
206 5436 berkley
            logCrud.info("authenticate");
207 5370 berkley
            return token;
208
        }
209
        catch(Exception e)
210
        {
211 5624 berkley
            throw new ServiceFailure("1620", "Error authenticating with metacat: " + e.getMessage());
212 5370 berkley
        }
213
    }
214
215
    /**
216 5337 berkley
     * set the parameter values needed for this request
217
     */
218
    public void setParameter(String name, String[] value)
219
    {
220
        params.put(name, value);
221
    }
222
223 6068 rnahf
224 5377 berkley
225 6097 leinfelder
226
227 5378 berkley
    /**
228 5379 berkley
     * create an object via the crud interface
229 5378 berkley
     */
230 5320 jones
    public Identifier create(AuthToken token, Identifier guid,
231 5298 jones
            InputStream object, SystemMetadata sysmeta) throws InvalidToken,
232
            ServiceFailure, NotAuthorized, IdentifierNotUnique, UnsupportedType,
233
            InsufficientResources, InvalidSystemMetadata, NotImplemented {
234 5319 jones
        logMetacat.debug("Starting CrudService.create()...");
235
236 5329 jones
        // authenticate & get user info
237
        SessionData sessionData = getSessionData(token);
238 5431 berkley
        String username = "public";
239
        String[] groups = null;
240
        if(sessionData != null)
241
        {
242
            username = sessionData.getUserName();
243
            groups = sessionData.getGroupNames();
244
        }
245 5383 berkley
        String localId = null;
246 5319 jones
247 5376 berkley
        if (username == null || username.equals("public"))
248
        {
249 5466 berkley
            //TODO: many of the thrown exceptions do not use the correct error codes
250
            //check these against the docs and correct them
251 5624 berkley
            throw new NotAuthorized("1100", "User " + username + " is not authorized to create content." +
252 5376 berkley
                    "  If you are not logged in, please do so and retry the request.");
253
        }
254
255 5319 jones
        // verify that guid == SystemMetadata.getIdentifier()
256 5320 jones
        logMetacat.debug("Comparing guid|sysmeta_guid: " + guid.getValue() + "|" + sysmeta.getIdentifier().getValue());
257 5329 jones
        if (!guid.getValue().equals(sysmeta.getIdentifier().getValue())) {
258 5356 berkley
            throw new InvalidSystemMetadata("1180",
259 5750 berkley
                "GUID in method call (" + guid.getValue() + ") does not match GUID in system metadata (" +
260
                sysmeta.getIdentifier().getValue() + ").");
261 5329 jones
        }
262 5319 jones
263
        logMetacat.debug("Checking if identifier exists...");
264
        // Check that the identifier does not already exist
265 5436 berkley
        IdentifierManager im = IdentifierManager.getInstance();
266 5320 jones
        if (im.identifierExists(guid.getValue())) {
267 5356 berkley
            throw new IdentifierNotUnique("1120",
268 5319 jones
                "GUID is already in use by an existing object.");
269
        }
270
271 5329 jones
        // Check if we are handling metadata or data
272
        boolean isScienceMetadata = isScienceMetadata(sysmeta);
273 5319 jones
274 5329 jones
        if (isScienceMetadata) {
275 5331 jones
            // CASE METADATA:
276
            try {
277 5953 cjones
                //logCrud.debug("CrudService: inserting document with guid " + guid.getValue());
278 5350 berkley
                this.insertDocument(object, guid, sessionData);
279 5383 berkley
                localId = im.getLocalId(guid.getValue());
280 5331 jones
            } catch (IOException e) {
281
                String msg = "Could not create string from XML stream: " +
282
                    " " + e.getMessage();
283
                logMetacat.debug(msg);
284 5356 berkley
                throw new ServiceFailure("1190", msg);
285 5383 berkley
            } catch(Exception e) {
286
                String msg = "Unexpected error in CrudService.create: " + e.getMessage();
287
                logMetacat.debug(msg);
288
                throw new ServiceFailure("1190", msg);
289 5331 jones
            }
290 5383 berkley
291 5319 jones
292 5329 jones
        } else {
293 5331 jones
            // DEFAULT CASE: DATA (needs to be checked and completed)
294 5460 berkley
            localId = insertDataObject(object, guid, sessionData);
295 5331 jones
296
        }
297 5319 jones
298 5331 jones
        // For Metadata and Data, insert the system metadata into the object store too
299 6097 leinfelder
        insertSystemMetadata(sysmeta, sessionData);
300 5441 berkley
        //get the document info.  add any access params for the sysmeta too
301 5953 cjones
        //logCrud.debug("looking for access records to add for system " +
302 5466 berkley
        //    "metadata who's parent doc's  local id is " + localId);
303 5441 berkley
        try
304
        {
305 5444 berkley
            Hashtable<String, Object> h = im.getDocumentInfo(localId.substring(0, localId.lastIndexOf(".")));
306 5441 berkley
            Vector v = (Vector)h.get("access");
307
            for(int i=0; i<v.size(); i++)
308
            {
309 5921 jones
                @SuppressWarnings("unchecked")
310
                Hashtable<String, String> ah = (Hashtable<String, String>)v.elementAt(i);
311 5441 berkley
                String principal = (String)ah.get("principal_name");
312
                String permission = (String)ah.get("permission");
313
                String permissionType = (String)ah.get("permission_type");
314
                String permissionOrder = (String)ah.get("permission_order");
315 5443 berkley
                int perm = new Integer(permission).intValue();
316 5953 cjones
                //logCrud.debug("found access record for principal " + principal);
317
                //logCrud.debug("permission: " + perm + " perm_type: " + permissionType +
318 5466 berkley
                //    " perm_order: " + permissionOrder);
319 5444 berkley
                this.setAccess(token, guid, principal, perm, permissionType, permissionOrder, true);
320 5441 berkley
            }
321
        }
322
        catch(Exception e)
323
        {
324 6097 leinfelder
            logMetacat.error("Error setting permissions on System Metadata object: " +
325
            		e.getMessage());
326 5466 berkley
            //TODO: decide if this error should cancel the entire create or
327
            //if it should continue with just a logged error.
328 5441 berkley
        }
329
330
331 5319 jones
        logMetacat.debug("Returning from CrudService.create()");
332 5383 berkley
        EventLog.getInstance().log(metacatUrl,
333 5384 berkley
                username, localId, "create");
334 6097 leinfelder
        logCrud.info("create D1GUID:" + guid.getValue() + ":D1SCIMETADATA:" + localId);
335 5319 jones
        return guid;
336 5298 jones
    }
337 5353 berkley
338
    /**
339
     * update an existing object with a new object.  Change the system metadata
340
     * to reflect the changes and update it as well.
341
     */
342
    public Identifier update(AuthToken token, Identifier guid,
343
            InputStream object, Identifier obsoletedGuid, SystemMetadata sysmeta)
344
            throws InvalidToken, ServiceFailure, NotAuthorized, IdentifierNotUnique,
345
            UnsupportedType, InsufficientResources, NotFound, InvalidSystemMetadata,
346
            NotImplemented {
347 6068 rnahf
    	try
348
    	{
349
    		SessionData sessionData = getSessionData(token);
350 5353 berkley
351
            //find the old systemmetadata (sm.old) document id (the one linked to obsoletedGuid)
352
            SystemMetadata sm = getSystemMetadata(token, obsoletedGuid);
353
            //change sm.old's obsoletedBy field
354 5921 jones
            List<Identifier> l = sm.getObsoletedByList();
355 5353 berkley
            l.add(guid);
356
            sm.setObsoletedByList(l);
357
            //update sm.old
358
            updateSystemMetadata(sm, sessionData);
359
360
            //change the obsoletes field of the new systemMetadata (sm.new) to point to the id of the old one
361
            sysmeta.addObsolete(obsoletedGuid);
362
            //insert sm.new
363 6097 leinfelder
            insertSystemMetadata(sysmeta, sessionData);
364 5459 berkley
            String localId;
365 5353 berkley
366
            boolean isScienceMetadata = isScienceMetadata(sysmeta);
367
            if(isScienceMetadata)
368
            {
369
                //update the doc
370 5459 berkley
                localId = updateDocument(object, obsoletedGuid, guid, sessionData, false);
371 5353 berkley
            }
372
            else
373
            {
374
                //update a data file, not xml
375 5459 berkley
                localId = insertDataObject(object, guid, sessionData);
376 5353 berkley
            }
377 5383 berkley
378
            IdentifierManager im = IdentifierManager.getInstance();
379 5431 berkley
            String username = "public";
380
            if(sessionData != null)
381
            {
382
                username = sessionData.getUserName();
383
            }
384 5383 berkley
            EventLog.getInstance().log(metacatUrl,
385 5384 berkley
                    username, im.getLocalId(guid.getValue()), "update");
386 6097 leinfelder
            logCrud.info("update D1GUID:" + guid.getValue() + ":D1SCIMETADATA:" + localId);
387 5353 berkley
            return guid;
388
        }
389 6068 rnahf
390
    	catch(IOException e) {
391 5624 berkley
            throw new ServiceFailure("1310", "Error updating document in CrudService: " + e.getMessage());
392 5353 berkley
        }
393 6068 rnahf
    	catch( McdbDocNotFoundException e) {
394
    		throw new ServiceFailure("1310", "Error updating document in CrudService: " + e.getMessage());
395
    	}
396
    	catch( InvalidRequest e) {
397
    		throw new ServiceFailure("1310", "Error updating document in CrudService: " + e.getMessage());
398
    	}
399 5353 berkley
    }
400 5359 berkley
401
    /**
402 5521 berkley
     * set access permissions on both the science metadata and system metadata
403
     */
404
    public void setAccess(AuthToken token, Identifier id, String principal, String permission,
405
            String permissionType, String permissionOrder)
406
      throws ServiceFailure
407
    {
408
        setAccess(token, id, principal, permission, permissionType, permissionOrder, true);
409
    }
410
411
    /**
412 5443 berkley
     * set access control on the doc
413
     * @param token
414
     * @param id
415
     * @param principal
416
     * @param permission
417
     */
418
    public void setAccess(AuthToken token, Identifier id, String principal, int permission,
419
      String permissionType, String permissionOrder, boolean setSystemMetadata)
420
      throws ServiceFailure
421
    {
422
        String perm = "";
423 5445 berkley
        if(permission >= 4)
424 5443 berkley
        {
425
            perm = "read";
426
        }
427 5445 berkley
        if(permission >= 6)
428 5443 berkley
        {
429
            perm = "write";
430
        }
431 5953 cjones
        //logCrud.debug("perm in setAccess: " + perm);
432
        //logCrud.debug("permission in setAccess: " + permission);
433 5443 berkley
        setAccess(token, id, principal, perm, permissionType, permissionOrder,
434
                setSystemMetadata);
435
436
    }
437
438
    /**
439 5362 berkley
     * set the permission on the document
440
     * @param token
441
     * @param principal
442
     * @param permission
443
     * @param permissionType
444
     * @param permissionOrder
445
     * @return
446
     */
447
    public void setAccess(AuthToken token, Identifier id, String principal, String permission,
448 5424 berkley
            String permissionType, String permissionOrder, boolean setSystemMetadata)
449 5362 berkley
      throws ServiceFailure
450
    {
451 5466 berkley
        /* TODO:
452
         * This is also not part of the D1 Crud spec.  This method is needed for
453
         * systems such as metacat where access to objects is controlled by
454
         * and ACL.  Higher level decisions need to be made about how this
455
         * should work within D1.
456
         */
457 5362 berkley
        try
458
        {
459 5449 berkley
            final SessionData sessionData = getSessionData(token);
460
            if(sessionData == null)
461
            {
462
                throw new ServiceFailure("1000", "User must be logged in to set access.");
463
            }
464 5362 berkley
            IdentifierManager im = IdentifierManager.getInstance();
465
            String docid = im.getLocalId(id.getValue());
466 5449 berkley
467 5362 berkley
            String permNum = "0";
468 5370 berkley
            if(permission.equals("read"))
469 5362 berkley
            {
470
                permNum = "4";
471
            }
472 5370 berkley
            else if(permission.equals("write"))
473 5362 berkley
            {
474
                permNum = "6";
475
            }
476 5953 cjones
            logCrud.debug("user " + sessionData.getUserName() +
477 5424 berkley
                    " is setting access level " + permNum + " for permission " +
478
                    permissionType + " on doc with localid " + docid);
479 5362 berkley
            handler.setAccess(metacatUrl, sessionData.getUserName(), docid,
480
                    principal, permNum, permissionType, permissionOrder);
481 6099 leinfelder
482 5431 berkley
            String username = "public";
483
            if(sessionData != null)
484
            {
485
                username = sessionData.getUserName();
486
            }
487 5383 berkley
            EventLog.getInstance().log(metacatUrl,
488 5384 berkley
                    username, im.getLocalId(id.getValue()), "setAccess");
489 5392 berkley
            logCrud.info("setAccess");
490 5362 berkley
        }
491
        catch(Exception e)
492
        {
493 5370 berkley
            e.printStackTrace();
494 5362 berkley
            throw new ServiceFailure("1000", "Could not set access on the document with id " + id.getValue());
495
        }
496
    }
497
498
    /**
499 5359 berkley
     *  Retrieve the list of objects present on the MN that match the calling
500
     *  parameters. This method is required to support the process of Member
501
     *  Node synchronization. At a minimum, this method should be able to
502
     *  return a list of objects that match:
503
     *  startTime <= SystemMetadata.dateSysMetadataModified
504
     *  but is expected to also support date range (by also specifying endTime),
505
     *  and should also support slicing of the matching set of records by
506
     *  indicating the starting index of the response (where 0 is the index
507
     *  of the first item) and the count of elements to be returned.
508
     *
509 5364 berkley
     *  If startTime or endTime is null, the query is not restricted by that parameter.
510
     *
511 5359 berkley
     * @see http://mule1.dataone.org/ArchitectureDocs/mn_api_replication.html#MN_replication.listObjects
512
     * @param token
513
     * @param startTime
514
     * @param endTime
515
     * @param objectFormat
516
     * @param replicaStatus
517
     * @param start
518
     * @param count
519
     * @return ObjectList
520
     * @throws NotAuthorized
521
     * @throws InvalidRequest
522
     * @throws NotImplemented
523
     * @throws ServiceFailure
524
     * @throws InvalidToken
525
     */
526
    public ObjectList listObjects(AuthToken token, Date startTime, Date endTime,
527
        ObjectFormat objectFormat, boolean replicaStatus, int start, int count)
528
      throws NotAuthorized, InvalidRequest, NotImplemented, ServiceFailure, InvalidToken
529
    {
530 5895 berkley
      //ObjectList ol = new ObjectList();
531
      //final SessionData sessionData = getSessionData(token);
532
      //int totalAfterQuery = 0;
533 5510 berkley
534
535 5895 berkley
      return IdentifierManager.getInstance().querySystemMetadata(startTime, endTime,
536
              objectFormat, replicaStatus, start, count);
537
538
539
      /////////////////////////////////////////////////////////////////////////
540
      ///////////////// OLD CODE //////////////////////////////////////////////
541
      /////////////////////////////////////////////////////////////////////////
542
543
//      try
544
//      {
545
//          if (PropertyService.getProperty("database.queryCacheOn").equals("true"))
546
//          {
547
//              //System.out.println("the string stored into cache is "+ resultsetBuffer.toString());
548
//              DBQuery.clearQueryResultCache();
549
//          }
550
//      }
551
//      catch (PropertyNotFoundException e1)
552
//      {
553
//          //just don't do anything
554
//      }
555
//
556
//      try
557
//      {
558
//          //TODO: Milliseconds need to be added to the dateFormat
559
//          System.out.println("=========== Listing Objects =============");
560
//          System.out.println("Current server time is: " + new Date());
561
//          if(startTime != null)
562
//          {
563
//              System.out.println("query start time is " + startTime);
564
//          }
565
//          if(endTime != null)
566
//          {
567
//              System.out.println("query end time is " + endTime);
568
//          }
569
//          params.clear();
570
//          params.put("qformat", new String[] {PropertyService.getProperty("crudService.listObjects.QFormat")});
571
//          params.put("action", new String[] {"squery"});
572
//          params.put("query", new String[] {createListObjectsPathQueryDocument()});
573
//
574
//          /*System.out.println("query is: metacatUrl: " + metacatUrl + " user: " + sessionData.getUserName() +
575
//                  " sessionid: " + sessionData.getId() + " params: ");
576
//          String url = metacatUrl + "/metacat?action=query&sessionid=" + sessionData.getId();
577
//          Enumeration keys = params.keys();
578
//          while(keys.hasMoreElements())
579
//          {
580
//              String key = (String)keys.nextElement();
581
//              String[] parr = params.get(key);
582
//              for(int i=0; i<parr.length; i++)
583
//              {
584
//                  System.out.println("param " + key + ": " + parr[i]);
585
//                  url += "&" + key + "=" + parr[i] ;
586
//              }
587
//          }
588
//          System.out.println("query url: " + url);
589
//          */
590
//          String username = "public";
591
//          String[] groups = null;
592
//          String sessionid = "";
593
//          if(sessionData != null)
594
//          {
595
//              username = sessionData.getUserName();
596
//              groups = sessionData.getGroupNames();
597
//              sessionid = sessionData.getId();
598
//          }
599
//
600
//          MetacatResultSet rs = handler.query(metacatUrl, params, username,
601
//                  groups, sessionid);
602
//          List docs = rs.getDocuments();
603
//
604
//          System.out.println("query returned " + docs.size() + " documents.");
605
//          Vector<Document> docCopy = new Vector<Document>();
606
//
607
//          //preparse the list to remove any that don't match the query params
608
//          /* TODO: this type of query/subquery processing is probably not scalable
609
//           * to larger object stores.  This code should be revisited.  The metacat
610
//           * query handler should probably be altered to handle the type of query
611
//           * done here.
612
//           */
613
//          for(int i=0; i<docs.size(); i++)
614
//          {
615
//              Document d = (Document)docs.get(i);
616
//
617
//              ObjectFormat returnedObjectFormat = ObjectFormat.convert(d.getField("objectFormat"));
618
//
619
//              if(returnedObjectFormat != null &&
620
//                 objectFormat != null &&
621
//                 !objectFormat.toString().trim().equals(returnedObjectFormat.toString().trim()))
622
//              { //make sure the objectFormat is the one specified
623
//                  continue;
624
//              }
625
//
626
//              String dateSMM = d.getField("dateSysMetadataModified");
627
//              if((startTime != null || endTime != null) && dateSMM == null)
628
//              {  //if startTime or endTime are not null, we need a date to compare to
629
//                  continue;
630
//              }
631
//
632
//              //date parse
633
//              Date dateSysMetadataModified = null;
634
//              if(dateSMM != null)
635
//              {
636
//
637
//                  /*
638
//                  if(dateSMM.indexOf(".") != -1)
639
//                  {  //strip the milliseconds
640
//                      //TODO: don't do this. we need milliseconds now.
641
//                      //TODO: explore ISO 8601 to figure out milliseconds
642
//                      dateSMM = dateSMM.substring(0, dateSMM.indexOf(".")) + 'Z';
643
//                  }
644
//                  */
645
//                  //System.out.println("dateSMM: " + dateSMM);
646
//                  //dateFormat.setTimeZone(TimeZone.getTimeZone("GMT-0"));
647
//                  try
648
//                  {   //the format we want
649
//                      dateSysMetadataModified = dateFormat.parse(dateSMM);
650
//                  }
651
//                  catch(java.text.ParseException pe)
652
//                  {   //try another legacy format
653
//                      try
654
//                      {
655
//                          DateFormat dateFormat2 = new SimpleDateFormat("yyyy-MM-dd'T'hh:mm:ss.S'Z'");
656
//                          dateFormat2.setTimeZone(TimeZone.getTimeZone("GMT-0"));
657
//                          dateSysMetadataModified = dateFormat2.parse(dateSMM);
658
//                      }
659
//                      catch(java.text.ParseException pe2)
660
//                      {
661
//                          //try another legacy format
662
//                          DateFormat dateFormat3 = new SimpleDateFormat("yyyy-MM-dd'T'hh:mm:ss'Z'");
663
//                          dateFormat3.setTimeZone(TimeZone.getTimeZone("GMT-0"));
664
//                          dateSysMetadataModified = dateFormat3.parse(dateSMM);
665
//                      }
666
//
667
//                  }
668
//              }
669
//
670
//              /*System.out.println("====================================");
671
//              System.out.println("doc number " + i);
672
//              System.out.println("docid: " + d.docid);
673
//              System.out.println("guid: " + d.getField("identifier").trim());
674
//              System.out.println("dateSMM: " + dateSMM);
675
//              System.out.println("dateSysMetadataModified: " + dateSysMetadataModified);
676
//              System.out.println("startTime: " + startTime);
677
//              System.out.println("endtime: " + endTime);*/
678
//
679
//              int startDateComparison = 0;
680
//              int endDateComparison = 0;
681
//              if(startTime != null)
682
//              {
683
//                  Calendar zTime = Calendar.getInstance(TimeZone.getTimeZone("GMT-0"));
684
//                  zTime.setTime(startTime);
685
//                  startTime = zTime.getTime();
686
//
687
//                  if(dateSysMetadataModified == null)
688
//                  {
689
//                      startDateComparison = -1;
690
//                  }
691
//                  else
692
//                  {
693
//                      startDateComparison = dateSysMetadataModified.compareTo(startTime);
694
//                  }
695
//                  //System.out.println("startDateCom: " + startDateComparison);
696
//              }
697
//              else
698
//              {
699
//                  startDateComparison = 1;
700
//              }
701
//
702
//              if(endTime != null)
703
//              {
704
//                  Calendar zTime = Calendar.getInstance(TimeZone.getTimeZone("GMT-0"));
705
//                  zTime.setTime(endTime);
706
//                  endTime = zTime.getTime();
707
//
708
//                  if(dateSysMetadataModified == null)
709
//                  {
710
//                      endDateComparison = 1;
711
//                  }
712
//                  else
713
//                  {
714
//                      endDateComparison = dateSysMetadataModified.compareTo(endTime);
715
//                  }
716
//                  //System.out.println("endDateCom: " + endDateComparison);
717
//              }
718
//              else
719
//              {
720
//                  endDateComparison = -1;
721
//              }
722
//
723
//
724
//              if(startDateComparison < 0 || endDateComparison > 0)
725
//              {
726
//                  continue;
727
//              }
728
//
729
//              docCopy.add((Document)docs.get(i));
730
//          } //end pre-parse
731
//
732
//          docs = docCopy;
733
//          totalAfterQuery = docs.size();
734
//          //System.out.println("total after subquery: " + totalAfterQuery);
735
//
736
//          //make sure we don't run over the end
737
//          int end = start + count;
738
//          if(end > docs.size())
739
//          {
740
//              end = docs.size();
741
//          }
742
//
743
//          for(int i=start; i<end; i++)
744
//          {
745
//              //get the document from the result
746
//              Document d = (Document)docs.get(i);
747
//              //System.out.println("processing doc " + d.docid);
748
//
749
//              String dateSMM = d.getField("dateSysMetadataModified");
750
//              //System.out.println("dateSMM: " + dateSMM);
751
//              //System.out.println("parsed date: " + parseDate(dateSMM));
752
//              Date dateSysMetadataModified = null;
753
//              if(dateSMM != null)
754
//              {
755
//                  try
756
//                  {
757
//                      dateSysMetadataModified = parseDate(dateSMM);
758
//                  }
759
//                  catch(Exception e)
760
//                  { //if we fail to parse the date, just ignore the value
761
//                      dateSysMetadataModified = null;
762
//                  }
763
//              }
764
//              ObjectFormat returnedObjectFormat = ObjectFormat.convert(d.getField("objectFormat"));
765
//
766
//
767
//              ObjectInfo info = new ObjectInfo();
768
//              //add the fields to the info object
769
//              Checksum cs = new Checksum();
770
//              cs.setValue(d.getField("checksum"));
771
//              String csalg = d.getField("algorithm");
772
//              if(csalg == null)
773
//              {
774
//                  csalg = "MD5";
775
//              }
776
//              ChecksumAlgorithm ca = ChecksumAlgorithm.convert(csalg);
777
//              cs.setAlgorithm(ca);
778
//              info.setChecksum(cs);
779
//              info.setDateSysMetadataModified(dateSysMetadataModified);
780
//              Identifier id = new Identifier();
781
//              id.setValue(d.getField("identifier").trim());
782
//              info.setIdentifier(id);
783
//              info.setObjectFormat(returnedObjectFormat);
784
//              String size = d.getField("size");
785
//              if(size != null)
786
//              {
787
//                  info.setSize(new Long(size.trim()).longValue());
788
//              }
789
//              //add the ObjectInfo to the ObjectList
790
//              //logCrud.info("objectFormat: " + info.getObjectFormat().toString());
791
//              //logCrud.info("id: " + info.getIdentifier().getValue());
792
//
793
//              if(info.getIdentifier().getValue() != null)
794
//              { //id can be null from tests.  should not happen in production.
795
//                  if((info.getObjectFormat() != null && !info.getObjectFormat().toString().trim().equals("")))
796
//                  { //objectFormat needs to not be null and not be an empty string
797
//                    ol.addObjectInfo(info);
798
//                  }
799
//                  else
800
//                  {
801
//                      logCrud.info("Not adding object with null objectFormat" + info.getIdentifier().getValue().toString());
802
//                  }
803
//              }
804
//
805
//          }
806
//      }
807
//      catch(Exception e)
808
//      {
809
//          e.printStackTrace();
810
//          logCrud.error("Error creating ObjectList: " + e.getMessage() + " cause: " + e.getCause());
811
//          throw new ServiceFailure("1580", "Error retrieving ObjectList: " + e.getMessage());
812
//      }
813
//      String username = "public";
814
//      if(sessionData != null)
815
//      {
816
//          username = sessionData.getUserName();
817
//      }
818
//      EventLog.getInstance().log(metacatUrl,
819
//              username, null, "read");
820
//      logCrud.info("listObjects");
821
//      if(totalAfterQuery < count)
822
//      {
823
//          count = totalAfterQuery;
824
//      }
825
//      ol.setCount(count);
826
//      ol.setStart(start);
827
//      ol.setTotal(totalAfterQuery);
828
//      return ol;
829 5359 berkley
    }
830
831
    /**
832
     * Call listObjects with the default values for replicaStatus (true), start (0),
833
     * and count (1000).
834
     * @param token
835
     * @param startTime
836
     * @param endTime
837
     * @param objectFormat
838
     * @return
839
     * @throws NotAuthorized
840
     * @throws InvalidRequest
841
     * @throws NotImplemented
842
     * @throws ServiceFailure
843
     * @throws InvalidToken
844
     */
845
    public ObjectList listObjects(AuthToken token, Date startTime, Date endTime,
846
        ObjectFormat objectFormat)
847
      throws NotAuthorized, InvalidRequest, NotImplemented, ServiceFailure, InvalidToken
848
    {
849
       return listObjects(token, startTime, endTime, objectFormat, true, 0, 1000);
850
    }
851 5298 jones
852 5359 berkley
    /**
853 5654 berkley
     * Delete a document.
854 5359 berkley
     */
855 5320 jones
    public Identifier delete(AuthToken token, Identifier guid)
856 5298 jones
            throws InvalidToken, ServiceFailure, NotAuthorized, NotFound,
857 5654 berkley
            NotImplemented, InvalidRequest {
858 5392 berkley
        logCrud.info("delete");
859 5654 berkley
860
        if(token == null || token.getToken().equals("publid"))
861
        {
862
            throw new NotAuthorized("1320", "You must be logged in to delete records.");
863
        }
864
865
        if(guid == null || guid.getValue().trim().equals(""))
866
        {
867
            throw new InvalidRequest("1322", "No GUID specified in CrudService.delete()");
868
        }
869
        final SessionData sessionData = getSessionData(token);
870
        IdentifierManager manager = IdentifierManager.getInstance();
871
872
        String docid;
873
        try
874
        {
875
            docid = manager.getLocalId(guid.getValue());
876
        }
877
        catch(McdbDocNotFoundException mnfe)
878
        {
879
            throw new InvalidRequest("1322", "GUID " + guid + " not found.");
880
        }
881
882
        try
883
        {
884
            DocumentImpl.delete(docid, sessionData.getUserName(), sessionData.getGroupNames(), null);
885
        }
886 6001 cjones
        catch(SQLException e)
887 5654 berkley
        {
888
            throw new ServiceFailure("1350", "Could not delete document: " + e.getMessage());
889
        }
890 6001 cjones
        catch(McdbDocNotFoundException e)
891
        {
892
          throw new ServiceFailure("1350", "Could not delete document: " + e.getMessage());
893
        }
894
        catch(InsufficientKarmaException e)
895
        {
896
          throw new ServiceFailure("1350", "Could not delete document: " + e.getMessage());
897
        }
898
        catch(Exception e)
899
        {
900
          throw new ServiceFailure("1350", "Could not delete document: " + e.getMessage());
901
        }
902 5654 berkley
        return guid;
903 5298 jones
    }
904
905 5359 berkley
    /**
906 5648 berkley
     * describe a document.
907 5359 berkley
     */
908 5320 jones
    public DescribeResponse describe(AuthToken token, Identifier guid)
909 5298 jones
            throws InvalidToken, ServiceFailure, NotAuthorized, NotFound,
910 5648 berkley
            NotImplemented, InvalidRequest {
911 5392 berkley
        logCrud.info("describe");
912 5648 berkley
913
        if(token == null)
914
        {
915
            throw new InvalidToken("1370", "Authentication token is null");
916
        }
917
918
        if(guid == null || guid.getValue().trim().equals(""))
919
        {
920
            throw new InvalidRequest("1362", "Guid is null.  A valid guid is required.");
921
        }
922
923
        SystemMetadata sm = getSystemMetadata(token, guid);
924
        DescribeResponse dr = new DescribeResponse(sm.getObjectFormat(),
925
                sm.getSize(), sm.getDateSysMetadataModified(), sm.getChecksum());
926
        return dr;
927 5298 jones
    }
928
929 5359 berkley
    /**
930
     * get a document with a specified guid.
931
     */
932 5320 jones
    public InputStream get(AuthToken token, Identifier guid)
933 5298 jones
            throws InvalidToken, ServiceFailure, NotAuthorized, NotFound,
934
            NotImplemented {
935
936
        // Retrieve the session information from the AuthToken
937
        // If the session is expired, then the user is 'public'
938 5436 berkley
        if(token == null)
939
        {
940
            token = new AuthToken("Public");
941
        }
942 5298 jones
        final SessionData sessionData = getSessionData(token);
943
944
        // Look up the localId for this global identifier
945
        IdentifierManager im = IdentifierManager.getInstance();
946 5683 berkley
947 5679 berkley
        try
948
        {
949 5320 jones
            final String localId = im.getLocalId(guid.getValue());
950 5683 berkley
            InputStream objectStream;
951 5679 berkley
            try
952
            {
953
                String username = "public";
954
                String[] groups = new String[0];
955
                if(sessionData != null)
956
                {
957
                    username = sessionData.getUserName();
958
                    groups = sessionData.getGroupNames();
959
                }
960 5298 jones
961 5683 berkley
                objectStream = readFromMetacat(localId, username, groups);
962 5679 berkley
963
            } catch (PropertyNotFoundException e) {
964
                e.printStackTrace();
965
                throw new ServiceFailure("1030", "Error getting property from metacat: " + e.getMessage());
966
            } catch (ClassNotFoundException e) {
967
                e.printStackTrace();
968
                throw new ServiceFailure("1030", "Class not found error when reading from metacat: " + e.getMessage());
969
            } catch (IOException e) {
970
                e.printStackTrace();
971
                throw new ServiceFailure("1030", "IOException while reading from metacat: " + e.getMessage());
972
            } catch (SQLException e) {
973
                e.printStackTrace();
974
                throw new ServiceFailure("1030", "SQLException while reading from metacat: " + e.getMessage());
975
            } catch (McdbException e) {
976
                e.printStackTrace();
977
                throw new ServiceFailure("1030", "Metacat DB exception while reading from metacat: " + e.getMessage());
978
            } catch (ParseLSIDException e) {
979
                e.printStackTrace();
980
                throw new NotFound("1020", "LSID parsing exception while reading from metacat: " + e.getMessage());
981
            } catch (InsufficientKarmaException e) {
982
                e.printStackTrace();
983
                throw new NotAuthorized("1000", "User not authorized for get(): " + e.getMessage());
984
            }
985
986
987 5431 berkley
            String username = "public";
988
            if(sessionData != null)
989
            {
990
                username = sessionData.getUserName();
991
            }
992
993 5383 berkley
            EventLog.getInstance().log(metacatUrl,
994 5384 berkley
                    username, im.getLocalId(guid.getValue()), "read");
995 5459 berkley
            logCrud.info("get D1GUID:" + guid.getValue() + ":D1SCIMETADATA:" + localId +
996
                    ":");
997 5680 berkley
998 5298 jones
            return objectStream;
999 5679 berkley
        }
1000
        catch (McdbDocNotFoundException e)
1001
        {
1002 5356 berkley
            throw new NotFound("1020", e.getMessage());
1003 5621 berkley
        }
1004 5298 jones
    }
1005
1006 5359 berkley
    /**
1007 5621 berkley
     * get the checksum for a document.  defaults to MD5.
1008 5359 berkley
     */
1009 5320 jones
    public Checksum getChecksum(AuthToken token, Identifier guid)
1010 5298 jones
            throws InvalidToken, ServiceFailure, NotAuthorized, NotFound,
1011 5621 berkley
            InvalidRequest, NotImplemented
1012
    {
1013 5392 berkley
        logCrud.info("getChecksum");
1014 5621 berkley
        return getChecksum(token, guid, "MD5");
1015 5298 jones
    }
1016
1017 5359 berkley
    /**
1018 5621 berkley
     * get the checksum for a document with the given algorithm
1019 5359 berkley
     */
1020 5320 jones
    public Checksum getChecksum(AuthToken token, Identifier guid,
1021 5298 jones
            String checksumAlgorithm) throws InvalidToken, ServiceFailure,
1022 5621 berkley
            NotAuthorized, NotFound, InvalidRequest, NotImplemented
1023
    {
1024 5392 berkley
        logCrud.info("getChecksum");
1025 5670 berkley
        SystemMetadata sm = getSystemMetadata(token, guid);
1026
        Checksum cs = sm.getChecksum();
1027
        if(cs.getAlgorithm().toString().equals(checksumAlgorithm))
1028 5644 berkley
        {
1029 5670 berkley
            return cs;
1030 5644 berkley
        }
1031 5670 berkley
        else
1032 5621 berkley
        {
1033 5670 berkley
            if(checksumAlgorithm == null)
1034
            {
1035
                checksumAlgorithm = "MD5";
1036
            }
1037 6097 leinfelder
1038 5670 berkley
            String checksum;
1039
            try
1040
            {
1041 6097 leinfelder
            	//InputStream docStream = get(token, guid);
1042
                String localId = IdentifierManager.getInstance().getLocalId(guid.getValue());
1043
                DocumentImpl doc = new DocumentImpl(localId);
1044
                InputStream docStream = new ByteArrayInputStream(doc.getBytes());
1045
1046 5670 berkley
                checksum = checksum(docStream, checksumAlgorithm);
1047
            }
1048
            catch(Exception e)
1049
            {
1050
                throw new ServiceFailure("1410", "Error getting checksum: " + e.getMessage());
1051
            }
1052
            Checksum c = new Checksum();
1053
            c.setAlgorithm(ChecksumAlgorithm.convert(checksumAlgorithm));
1054
            c.setValue(checksum);
1055
            return c;
1056 5621 berkley
        }
1057 5298 jones
    }
1058
1059 5359 berkley
    /**
1060 5384 berkley
     * get log records.
1061 5359 berkley
     */
1062 5390 berkley
    public Log getLogRecords(AuthToken token, Date fromDate, Date toDate, Event event)
1063 5298 jones
            throws InvalidToken, ServiceFailure, NotAuthorized, InvalidRequest,
1064 5384 berkley
            NotImplemented
1065
    {
1066 5630 berkley
        /*System.out.println("=================== Getting log records ===================");
1067 5430 berkley
        System.out.println("Current server time is: " + new Date());
1068
        if(fromDate != null)
1069
        {
1070
          System.out.println("query start time is " + fromDate);
1071
        }
1072
        if(toDate != null)
1073
        {
1074
          System.out.println("query end time is " + toDate);
1075 5630 berkley
        }*/
1076 5389 berkley
        Log log = new Log();
1077
        Vector<LogEntry> logs = new Vector<LogEntry>();
1078 5384 berkley
        IdentifierManager im = IdentifierManager.getInstance();
1079
        EventLog el = EventLog.getInstance();
1080 5391 berkley
        if(fromDate == null)
1081
        {
1082 5630 berkley
            //System.out.println("setting fromdate from null");
1083 5391 berkley
            fromDate = new Date(1);
1084
        }
1085
        if(toDate == null)
1086
        {
1087 5630 berkley
            //System.out.println("setting todate from null");
1088 5391 berkley
            toDate = new Date();
1089
        }
1090 5418 berkley
1091 5630 berkley
        //System.out.println("fromDate: " + fromDate);
1092
        //System.out.println("toDate: " + toDate);
1093 5418 berkley
1094 5384 berkley
        String report = el.getReport(null, null, null, null,
1095
                new java.sql.Timestamp(fromDate.getTime()),
1096 5693 leinfelder
                new java.sql.Timestamp(toDate.getTime()), false);
1097 5384 berkley
1098 5418 berkley
        //System.out.println("report: " + report);
1099
1100 5384 berkley
        String logEntry = "<logEntry>";
1101
        String endLogEntry = "</logEntry>";
1102
        int startIndex = 0;
1103
        int foundIndex = report.indexOf(logEntry, startIndex);
1104
        while(foundIndex != -1)
1105
        {
1106
            //parse out each entry
1107
            int endEntryIndex = report.indexOf(endLogEntry, foundIndex);
1108
            String entry = report.substring(foundIndex, endEntryIndex);
1109
            //System.out.println("entry: " + entry);
1110
            startIndex = endEntryIndex + endLogEntry.length();
1111
            foundIndex = report.indexOf(logEntry, startIndex);
1112
1113
            String entryId = getLogEntryField("entryid", entry);
1114
            String ipAddress = getLogEntryField("ipAddress", entry);
1115
            String principal = getLogEntryField("principal", entry);
1116
            String docid = getLogEntryField("docid", entry);
1117 5390 berkley
            String eventS = getLogEntryField("event", entry);
1118 5384 berkley
            String dateLogged = getLogEntryField("dateLogged", entry);
1119
1120 5389 berkley
            LogEntry le = new LogEntry();
1121 5384 berkley
1122 5390 berkley
            Event e = Event.convert(eventS);
1123 5384 berkley
            if(e == null)
1124
            { //skip any events that are not Dataone Crud events
1125
                continue;
1126
            }
1127 5389 berkley
            le.setEvent(e);
1128 5384 berkley
            Identifier entryid = new Identifier();
1129
            entryid.setValue(entryId);
1130 5389 berkley
            le.setEntryId(entryid);
1131 5384 berkley
            Identifier identifier = new Identifier();
1132
            try
1133
            {
1134 5432 berkley
                //System.out.println("converting docid '" + docid + "' to a guid.");
1135 5417 berkley
                if(docid == null || docid.trim().equals("") || docid.trim().equals("null"))
1136
                {
1137
                    continue;
1138
                }
1139 5416 berkley
                docid = docid.substring(0, docid.lastIndexOf("."));
1140 5384 berkley
                identifier.setValue(im.getGUID(docid, im.getLatestRevForLocalId(docid)));
1141
            }
1142
            catch(Exception ex)
1143
            { //try to get the guid, if that doesn't work, just use the local id
1144 5419 berkley
                //throw new ServiceFailure("1030", "Error getting guid for localId " +
1145 5424 berkley
                //        docid + ": " + ex.getMessage());\
1146
1147
                //skip it if the guid can't be found
1148 5419 berkley
                continue;
1149 5384 berkley
            }
1150
1151 5389 berkley
            le.setIdentifier(identifier);
1152
            le.setIpAddress(ipAddress);
1153 5384 berkley
            Calendar c = Calendar.getInstance();
1154
            String year = dateLogged.substring(0, 4);
1155
            String month = dateLogged.substring(5, 7);
1156
            String date = dateLogged.substring(8, 10);
1157
            //System.out.println("year: " + year + " month: " + month + " day: " + date);
1158
            c.set(new Integer(year).intValue(), new Integer(month).intValue(), new Integer(date).intValue());
1159
            Date logDate = c.getTime();
1160 5389 berkley
            le.setDateLogged(logDate);
1161 5384 berkley
            NodeReference memberNode = new NodeReference();
1162
            memberNode.setValue(ipAddress);
1163 5389 berkley
            le.setMemberNode(memberNode);
1164 6092 jones
            Subject princ = new Subject();
1165 5384 berkley
            princ.setValue(principal);
1166 6092 jones
            le.setSubject(princ);
1167 5389 berkley
            le.setUserAgent("metacat/RESTService");
1168 5390 berkley
1169
            if(event == null)
1170
            {
1171
                logs.add(le);
1172
            }
1173
1174
            if(event != null &&
1175
               e.toString().toLowerCase().trim().equals(event.toString().toLowerCase().trim()))
1176
            {
1177
              logs.add(le);
1178
            }
1179 5384 berkley
        }
1180
1181 5389 berkley
        log.setLogEntryList(logs);
1182 5392 berkley
        logCrud.info("getLogRecords");
1183 5389 berkley
        return log;
1184 5298 jones
    }
1185 5384 berkley
1186
    /**
1187
     * parse a logEntry and get the relavent field from it
1188
     * @param fieldname
1189
     * @param entry
1190
     * @return
1191
     */
1192
    private String getLogEntryField(String fieldname, String entry)
1193
    {
1194
        String begin = "<" + fieldname + ">";
1195
        String end = "</" + fieldname + ">";
1196
        //System.out.println("looking for " + begin + " and " + end + " in entry " + entry);
1197
        String s = entry.substring(entry.indexOf(begin) + begin.length(), entry.indexOf(end));
1198
        //System.out.println("entry " + fieldname + " : " + s);
1199
        return s;
1200
    }
1201 5298 jones
1202 5359 berkley
    /**
1203
     * get the system metadata for a document with a specified guid.
1204
     */
1205 6097 leinfelder
    public SystemMetadata getSystemMetadata(AuthToken token, Identifier guid)
1206 5298 jones
            throws InvalidToken, ServiceFailure, NotAuthorized, NotFound,
1207
            InvalidRequest, NotImplemented {
1208 5319 jones
1209 6097 leinfelder
    	logMetacat.debug("CrudService.getSystemMetadata - for guid: " + guid.getValue());
1210 5332 jones
1211 6097 leinfelder
        SystemMetadata sysmeta = null;
1212
		try {
1213
	        // look up the SysMeta
1214 6099 leinfelder
	        sysmeta = IdentifierManager.getInstance().getSystemMetadata(guid.getValue());
1215 6097 leinfelder
		} catch (McdbDocNotFoundException e) {
1216
			e.printStackTrace();
1217 6099 leinfelder
			throw new NotFound(null, "Could not locate SystemMetadata for: " + guid.getValue());
1218 6097 leinfelder
		}
1219
1220 6099 leinfelder
		logCrud.info("getsystemmetadata D1GUID:" + guid.getValue());;
1221 6097 leinfelder
1222
        return sysmeta;
1223
1224 5298 jones
    }
1225 5366 berkley
1226
    /**
1227
     * parse the date in the systemMetadata
1228
     * @param s
1229
     * @return
1230
     * @throws Exception
1231
     */
1232 5418 berkley
    public Date parseDate(String s)
1233 5366 berkley
      throws Exception
1234
    {
1235 5466 berkley
        /* TODO:
1236
         * This method should be replaced by a DateFormatter
1237
         */
1238 5366 berkley
        Date d = null;
1239
        int tIndex = s.indexOf("T");
1240
        int zIndex = s.indexOf("Z");
1241
        if(tIndex != -1 && zIndex != -1)
1242
        { //parse a date that looks like 2010-05-18T21:12:54.362Z
1243
            //System.out.println("original date: " + s);
1244
1245
            String date = s.substring(0, tIndex);
1246
            String year = date.substring(0, date.indexOf("-"));
1247
            String month = date.substring(date.indexOf("-") + 1, date.lastIndexOf("-"));
1248
            String day = date.substring(date.lastIndexOf("-") + 1, date.length());
1249
            /*System.out.println("date: " + "year: " + new Integer(year).intValue() +
1250
                    " month: " + new Integer(month).intValue() + " day: " +
1251
                    new Integer(day).intValue());
1252
            */
1253
            String time = s.substring(tIndex + 1, zIndex);
1254
            String hour = time.substring(0, time.indexOf(":"));
1255
            String minute = time.substring(time.indexOf(":") + 1, time.lastIndexOf(":"));
1256
            String seconds = "00";
1257
            String milliseconds = "00";
1258
            if(time.indexOf(".") != -1)
1259
            {
1260
                seconds = time.substring(time.lastIndexOf(":") + 1, time.indexOf("."));
1261
                milliseconds = time.substring(time.indexOf(".") + 1, time.length());
1262
            }
1263 5418 berkley
            else
1264
            {
1265
                seconds = time.substring(time.lastIndexOf(":") + 1, time.length());
1266
            }
1267 5366 berkley
            /*System.out.println("time: " + "hour: " + new Integer(hour).intValue() +
1268
                    " minute: " + new Integer(minute).intValue() + " seconds: " +
1269
                    new Integer(seconds).intValue() + " milli: " +
1270
                    new Integer(milliseconds).intValue());*/
1271
1272
            //d = DateFormat.getDateTimeInstance().parse(date + " " + time);
1273 5630 berkley
            Calendar c = Calendar.getInstance(TimeZone.getTimeZone("GMT-0")/*TimeZone.getDefault()*/);
1274 5366 berkley
            c.set(new Integer(year).intValue(), new Integer(month).intValue() - 1,
1275
                  new Integer(day).intValue(), new Integer(hour).intValue(),
1276
                  new Integer(minute).intValue(), new Integer(seconds).intValue());
1277
            c.set(Calendar.MILLISECOND, new Integer(milliseconds).intValue());
1278
            d = new Date(c.getTimeInMillis());
1279
            //System.out.println("d: " + d);
1280
            return d;
1281
        }
1282
        else
1283
        {  //if it's not in the expected format, try the formatter
1284
            return DateFormat.getDateTimeInstance().parse(s);
1285
        }
1286
    }
1287 5298 jones
1288 5331 jones
    /*
1289
     * Look up the information on the session using the token provided in
1290
     * the AuthToken.  The Session should have all relevant user information.
1291
     * If the session has expired or is invalid, the 'public' session will
1292
     * be returned, giving the user anonymous access.
1293
     */
1294 5394 berkley
    public static SessionData getSessionData(AuthToken token) {
1295 5331 jones
        SessionData sessionData = null;
1296
        String sessionId = "PUBLIC";
1297
        if (token != null) {
1298
            sessionId = token.getToken();
1299
        }
1300
1301
        // if the session id is registered in SessionService, get the
1302
        // SessionData for it. Otherwise, use the public session.
1303 5411 berkley
        //System.out.println("sessionid: " + sessionId);
1304 5403 berkley
        if (sessionId != null &&
1305 5406 berkley
            !sessionId.toLowerCase().equals("public") &&
1306 5403 berkley
            SessionService.getInstance().isSessionRegistered(sessionId))
1307
        {
1308 5374 berkley
            sessionData = SessionService.getInstance().getRegisteredSession(sessionId);
1309 5331 jones
        } else {
1310 5374 berkley
            sessionData = SessionService.getInstance().getPublicSession();
1311 5331 jones
        }
1312 5411 berkley
1313 5331 jones
        return sessionData;
1314
    }
1315
1316
    /**
1317
     * Determine if a given object should be treated as an XML science metadata
1318
     * object.
1319
     *
1320
     * TODO: This test should be externalized in a configuration dictionary rather than being hardcoded.
1321
     *
1322
     * @param sysmeta the SystemMetadata describig the object
1323
     * @return true if the object should be treated as science metadata
1324
     */
1325
    private boolean isScienceMetadata(SystemMetadata sysmeta) {
1326 5523 berkley
        /*boolean scimeta = false;
1327 5466 berkley
        //TODO: this should be read from a .properties file instead of being hard coded
1328 5331 jones
        switch (sysmeta.getObjectFormat()) {
1329
            case EML_2_1_0: scimeta = true; break;
1330
            case EML_2_0_1: scimeta = true; break;
1331
            case EML_2_0_0: scimeta = true; break;
1332
            case FGDC_STD_001_1_1999: scimeta = true; break;
1333
            case FGDC_STD_001_1998: scimeta = true; break;
1334
            case NCML_2_2: scimeta = true; break;
1335 5521 berkley
            case DSPACE_METS_SIP_1_0: scimeta = true; break;
1336 5331 jones
        }
1337
1338 5523 berkley
        return scimeta;*/
1339
1340
        return MetadataTypeRegister.isMetadataType(sysmeta.getObjectFormat());
1341 5331 jones
    }
1342
1343 5359 berkley
    /**
1344
     * insert a data doc
1345
     * @param object
1346
     * @param guid
1347
     * @param sessionData
1348
     * @throws ServiceFailure
1349 5459 berkley
     * @returns localId of the data object inserted
1350 5359 berkley
     */
1351 5459 berkley
    private String insertDataObject(InputStream object, Identifier guid,
1352 5331 jones
            SessionData sessionData) throws ServiceFailure {
1353
1354 5431 berkley
        String username = "public";
1355
        String[] groups = null;
1356
        if(sessionData != null)
1357
        {
1358
          username = sessionData.getUserName();
1359
          groups = sessionData.getGroupNames();
1360
        }
1361 5331 jones
1362
        // generate guid/localId pair for object
1363
        logMetacat.debug("Generating a guid/localId mapping");
1364
        IdentifierManager im = IdentifierManager.getInstance();
1365
        String localId = im.generateLocalId(guid.getValue(), 1);
1366
1367
        try {
1368
            logMetacat.debug("Case DATA: starting to write to disk.");
1369
            if (DocumentImpl.getDataFileLockGrant(localId)) {
1370
1371
                // Save the data file to disk using "localId" as the name
1372
                try {
1373
                    String datafilepath = PropertyService.getProperty("application.datafilepath");
1374
1375
                    File dataDirectory = new File(datafilepath);
1376
                    dataDirectory.mkdirs();
1377
1378
                    File newFile = writeStreamToFile(dataDirectory, localId, object);
1379
1380
                    // TODO: Check that the file size matches SystemMetadata
1381
                    //                        long size = newFile.length();
1382
                    //                        if (size == 0) {
1383
                    //                            throw new IOException("Uploaded file is 0 bytes!");
1384
                    //                        }
1385
1386
                    // Register the file in the database (which generates an exception
1387
                    // if the localId is not acceptable or other untoward things happen
1388
                    try {
1389
                        logMetacat.debug("Registering document...");
1390
                        DocumentImpl.registerDocument(localId, "BIN", localId,
1391
                                username, groups);
1392
                        logMetacat.debug("Registration step completed.");
1393
                    } catch (SQLException e) {
1394
                        //newFile.delete();
1395
                        logMetacat.debug("SQLE: " + e.getMessage());
1396
                        e.printStackTrace(System.out);
1397 5356 berkley
                        throw new ServiceFailure("1190", "Registration failed: " + e.getMessage());
1398 5331 jones
                    } catch (AccessionNumberException e) {
1399
                        //newFile.delete();
1400
                        logMetacat.debug("ANE: " + e.getMessage());
1401
                        e.printStackTrace(System.out);
1402 5356 berkley
                        throw new ServiceFailure("1190", "Registration failed: " + e.getMessage());
1403 5331 jones
                    } catch (Exception e) {
1404
                        //newFile.delete();
1405
                        logMetacat.debug("Exception: " + e.getMessage());
1406
                        e.printStackTrace(System.out);
1407 5356 berkley
                        throw new ServiceFailure("1190", "Registration failed: " + e.getMessage());
1408 5331 jones
                    }
1409
1410
                    logMetacat.debug("Logging the creation event.");
1411 5344 berkley
                    EventLog.getInstance().log(metacatUrl,
1412 5384 berkley
                            username, localId, "create");
1413 5331 jones
1414
                    // Schedule replication for this data file
1415
                    logMetacat.debug("Scheduling replication.");
1416
                    ForceReplicationHandler frh = new ForceReplicationHandler(
1417 5384 berkley
                            localId, "create", false, null);
1418 5331 jones
1419
                } catch (PropertyNotFoundException e) {
1420 5356 berkley
                    throw new ServiceFailure("1190", "Could not lock file for writing:" + e.getMessage());
1421 5331 jones
                }
1422
            }
1423 5459 berkley
            return localId;
1424 5331 jones
        } catch (Exception e) {
1425
            // Could not get a lock on the document, so we can not update the file now
1426 5356 berkley
            throw new ServiceFailure("1190", "Failed to lock file: " + e.getMessage());
1427 5331 jones
        }
1428
    }
1429
1430 5359 berkley
    /**
1431
     * write a file to a stream
1432
     * @param dir
1433
     * @param fileName
1434
     * @param data
1435
     * @return
1436
     * @throws ServiceFailure
1437
     */
1438 5319 jones
    private File writeStreamToFile(File dir, String fileName, InputStream data)
1439
        throws ServiceFailure {
1440
1441
        File newFile = new File(dir, fileName);
1442
        logMetacat.debug("Filename for write is: " + newFile.getAbsolutePath());
1443
1444
        try {
1445
            if (newFile.createNewFile()) {
1446
                // write data stream to desired file
1447
                OutputStream os = new FileOutputStream(newFile);
1448
                long length = IOUtils.copyLarge(data, os);
1449
                os.flush();
1450
                os.close();
1451
            } else {
1452
                logMetacat.debug("File creation failed, or file already exists.");
1453 5356 berkley
                throw new ServiceFailure("1190", "File already exists: " + fileName);
1454 5319 jones
            }
1455
        } catch (FileNotFoundException e) {
1456
            logMetacat.debug("FNF: " + e.getMessage());
1457 5356 berkley
            throw new ServiceFailure("1190", "File not found: " + fileName + " "
1458 5319 jones
                    + e.getMessage());
1459
        } catch (IOException e) {
1460
            logMetacat.debug("IOE: " + e.getMessage());
1461 5356 berkley
            throw new ServiceFailure("1190", "File was not written: " + fileName
1462 5319 jones
                    + " " + e.getMessage());
1463
        }
1464
1465
        return newFile;
1466 5329 jones
    }
1467
1468 5350 berkley
    /**
1469 5441 berkley
     * insert a systemMetadata doc, return the localId of the sysmeta
1470 5350 berkley
     */
1471 6097 leinfelder
    private void insertSystemMetadata(SystemMetadata sysmeta, SessionData sessionData)
1472 5377 berkley
        throws ServiceFailure
1473
    {
1474 5329 jones
        logMetacat.debug("Starting to insert SystemMetadata...");
1475
        sysmeta.setDateSysMetadataModified(new Date());
1476 5953 cjones
        logCrud.debug("****inserting new system metadata with modified date " +
1477 5453 berkley
                sysmeta.getDateSysMetadataModified());
1478 5329 jones
1479 6099 leinfelder
        //insert the system metadata
1480 6108 leinfelder
        try {
1481
			IdentifierManager.getInstance().createSystemMetadata(sysmeta);
1482
			IdentifierManager.getInstance().updateSystemMetadata(sysmeta);
1483
		} catch (Exception e) {
1484
            throw new ServiceFailure("1030", "Error inserting system metadata: " + e.getClass() + ": " + e.getMessage());
1485
		}
1486 6097 leinfelder
1487 6108 leinfelder
1488 5329 jones
    }
1489
1490 5333 berkley
    /**
1491 5350 berkley
     * update a systemMetadata doc
1492
     */
1493
    private void updateSystemMetadata(SystemMetadata sm, SessionData sessionData)
1494
      throws ServiceFailure
1495
    {
1496 5953 cjones
1497
        logCrud.debug("CrudService.updateSystemMetadata() called.");
1498 5350 berkley
        try
1499
        {
1500 5953 cjones
            logCrud.debug("Setting date modified to " + new Date());
1501 5350 berkley
            sm.setDateSysMetadataModified(new Date());
1502 6099 leinfelder
            IdentifierManager.getInstance().updateSystemMetadata(sm);
1503 5350 berkley
        }
1504
        catch(Exception e)
1505
        {
1506 6068 rnahf
            throw new ServiceFailure("1030", "Error updating system metadata: " + e.getClass() + ": " + e.getMessage());
1507 5350 berkley
        }
1508
    }
1509
1510 5453 berkley
    private String insertDocument(String xml, Identifier guid, SessionData sessionData)
1511
        throws ServiceFailure
1512
    {
1513
        return insertDocument(xml, guid, sessionData, false);
1514
    }
1515
1516 5350 berkley
    /**
1517
     * insert a document
1518
     * NOTE: this method shouldn't be used from the update or create() methods.
1519
     * we shouldn't be putting the science metadata or data objects into memory.
1520
     */
1521 5453 berkley
    private String insertDocument(String xml, Identifier guid, SessionData sessionData,
1522
            boolean isSystemMetadata)
1523 5350 berkley
        throws ServiceFailure
1524
    {
1525 5453 berkley
        return insertOrUpdateDocument(xml, guid, sessionData, "insert", isSystemMetadata);
1526 5350 berkley
    }
1527
1528
    /**
1529
     * insert a document from a stream
1530
     */
1531
    private String insertDocument(InputStream is, Identifier guid, SessionData sessionData)
1532
      throws IOException, ServiceFailure
1533
    {
1534
        //HACK: change this eventually.  we should not be converting the stream to a string
1535
        String xml = IOUtils.toString(is);
1536
        return insertDocument(xml, guid, sessionData);
1537
    }
1538
1539
    /**
1540
     * update a document
1541
     * NOTE: this method shouldn't be used from the update or create() methods.
1542
     * we shouldn't be putting the science metadata or data objects into memory.
1543
     */
1544 5453 berkley
    private String updateDocument(String xml, Identifier obsoleteGuid,
1545
            Identifier guid, SessionData sessionData, boolean isSystemMetadata)
1546 5350 berkley
        throws ServiceFailure
1547
    {
1548 5453 berkley
        return insertOrUpdateDocument(xml, obsoleteGuid, sessionData, "update", isSystemMetadata);
1549 5350 berkley
    }
1550
1551
    /**
1552
     * update a document from a stream
1553
     */
1554 5453 berkley
    private String updateDocument(InputStream is, Identifier obsoleteGuid,
1555
            Identifier guid, SessionData sessionData, boolean isSystemMetadata)
1556 5350 berkley
      throws IOException, ServiceFailure
1557
    {
1558
        //HACK: change this eventually.  we should not be converting the stream to a string
1559
        String xml = IOUtils.toString(is);
1560 5453 berkley
        String localId = updateDocument(xml, obsoleteGuid, guid, sessionData, isSystemMetadata);
1561 5350 berkley
        IdentifierManager im = IdentifierManager.getInstance();
1562
        if(guid != null)
1563
        {
1564
          im.createMapping(guid.getValue(), localId);
1565
        }
1566
        return localId;
1567
    }
1568
1569
    /**
1570 5333 berkley
     * insert a document, return the id of the document that was inserted
1571
     */
1572 5453 berkley
    protected String insertOrUpdateDocument(String xml, Identifier guid,
1573
            SessionData sessionData, String insertOrUpdate, boolean isSystemMetadata)
1574 5329 jones
        throws ServiceFailure {
1575
        logMetacat.debug("Starting to insert xml document...");
1576
        IdentifierManager im = IdentifierManager.getInstance();
1577
1578
        // generate guid/localId pair for sysmeta
1579 5350 berkley
        String localId = null;
1580
        if(insertOrUpdate.equals("insert"))
1581
        {
1582 5453 berkley
            localId = im.generateLocalId(guid.getValue(), 1, isSystemMetadata);
1583 5350 berkley
        }
1584
        else
1585
        {
1586
            //localid should already exist in the identifier table, so just find it
1587
            try
1588
            {
1589 5953 cjones
                logCrud.debug("updating guid " + guid.getValue());
1590 6099 leinfelder
                logCrud.debug("looking in identifier table for guid " + guid.getValue());
1591
1592
                localId = im.getLocalId(guid.getValue());
1593
1594 5953 cjones
                logCrud.debug("localId: " + localId);
1595 5350 berkley
                //increment the revision
1596
                String docid = localId.substring(0, localId.lastIndexOf("."));
1597
                String revS = localId.substring(localId.lastIndexOf(".") + 1, localId.length());
1598
                int rev = new Integer(revS).intValue();
1599
                rev++;
1600
                docid = docid + "." + rev;
1601
                localId = docid;
1602 5953 cjones
                logCrud.debug("incremented localId: " + localId);
1603 5350 berkley
            }
1604
            catch(McdbDocNotFoundException e)
1605
            {
1606 5356 berkley
                throw new ServiceFailure("1030", "CrudService.insertOrUpdateDocument(): " +
1607 5350 berkley
                    "guid " + guid.getValue() + " should have been in the identifier table, but it wasn't: " + e.getMessage());
1608
            }
1609
        }
1610 5331 jones
        logMetacat.debug("Metadata guid|localId: " + guid.getValue() + "|" +
1611 5329 jones
                localId);
1612
1613
        String[] action = new String[1];
1614 5350 berkley
        action[0] = insertOrUpdate;
1615 5329 jones
        params.put("action", action);
1616
        String[] docid = new String[1];
1617
        docid[0] = localId;
1618
        params.put("docid", docid);
1619
        String[] doctext = new String[1];
1620
        doctext[0] = xml;
1621
        logMetacat.debug(doctext[0]);
1622
        params.put("doctext", doctext);
1623 5331 jones
1624
        // TODO: refactor handleInsertOrUpdateAction() to not output XML directly
1625
        // onto output stream, or alternatively, capture that and parse it to
1626
        // generate the right exceptions
1627 5337 berkley
        //ByteArrayOutputStream output = new ByteArrayOutputStream();
1628
        //PrintWriter pw = new PrintWriter(output);
1629 5449 berkley
        String username = "public";
1630
        String[] groupnames = null;
1631
        if(sessionData != null)
1632
        {
1633
            username = sessionData.getUserName();
1634
            groupnames = sessionData.getGroupNames();
1635
        }
1636 5344 berkley
        String result = handler.handleInsertOrUpdateAction(metacatUrl, null,
1637 5449 berkley
                            null, params, username, groupnames);
1638 5461 berkley
        if(result.indexOf("<error>") != -1)
1639
        {
1640
            throw new ServiceFailure("1000", "Error inserting or updating document: " + result);
1641
        }
1642 5337 berkley
        //String outputS = new String(output.toByteArray());
1643
        logMetacat.debug("CrudService.insertDocument - Metacat returned: " + result);
1644 5333 berkley
        logMetacat.debug("Finsished inserting xml document with id " + localId);
1645
        return localId;
1646 5329 jones
    }
1647
1648 5359 berkley
    /**
1649 5555 berkley
     * serialize a dataone type
1650 5550 berkley
     */
1651 5921 jones
//    private void serializeServiceType(Class type, Object object, OutputStream out)
1652
//        throws JiBXException
1653
//    {
1654
//        IBindingFactory bfact = BindingDirectory.getFactory(type);
1655
//        IMarshallingContext mctx = bfact.createMarshallingContext();
1656
//        mctx.marshalDocument(object, "UTF-8", null, out);
1657
//    }
1658 5550 berkley
1659
    /**
1660 5359 berkley
     * serialize a system metadata doc
1661
     * @param sysmeta
1662
     * @return
1663
     * @throws ServiceFailure
1664
     */
1665 6097 leinfelder
//    public static ByteArrayOutputStream serializeSystemMetadata(SystemMetadata sysmeta)
1666
//        throws ServiceFailure {
1667
//        IBindingFactory bfact;
1668
//        ByteArrayOutputStream sysmetaOut = null;
1669
//        try {
1670
//            bfact = BindingDirectory.getFactory(SystemMetadata.class);
1671
//            IMarshallingContext mctx = bfact.createMarshallingContext();
1672
//            sysmetaOut = new ByteArrayOutputStream();
1673
//            mctx.marshalDocument(sysmeta, "UTF-8", null, sysmetaOut);
1674
//        } catch (JiBXException e) {
1675
//            e.printStackTrace();
1676
//            throw new ServiceFailure("1190", "Failed to serialize and insert SystemMetadata: " + e.getMessage());
1677
//        }
1678
//
1679
//        return sysmetaOut;
1680
//    }
1681
//
1682 5359 berkley
    /**
1683
     * deserialize a system metadata doc
1684
     * @param xml
1685
     * @return
1686
     * @throws ServiceFailure
1687
     */
1688 6097 leinfelder
//    public static SystemMetadata deserializeSystemMetadata(InputStream xml)
1689
//        throws ServiceFailure {
1690
//        try {
1691
//            IBindingFactory bfact = BindingDirectory.getFactory(SystemMetadata.class);
1692
//            IUnmarshallingContext uctx = bfact.createUnmarshallingContext();
1693
//            SystemMetadata sysmeta = (SystemMetadata) uctx.unmarshalDocument(xml, null);
1694
//            return sysmeta;
1695
//        } catch (JiBXException e) {
1696
//            e.printStackTrace();
1697
//            throw new ServiceFailure("1190", "Failed to deserialize and insert SystemMetadata: " + e.getMessage());
1698
//        }
1699
//    }
1700 5378 berkley
1701
    /**
1702 5683 berkley
     * read a document from metacat and return the InputStream
1703
     *
1704
     * @param localId
1705
     * @param username
1706
     * @param groups
1707
     * @return
1708
     * @throws InsufficientKarmaException
1709
     * @throws ParseLSIDException
1710
     * @throws PropertyNotFoundException
1711
     * @throws McdbException
1712
     * @throws SQLException
1713
     * @throws ClassNotFoundException
1714
     * @throws IOException
1715
     */
1716
    private InputStream readFromMetacat(String localId, String username, String[] groups)
1717
        throws InsufficientKarmaException, ParseLSIDException,
1718
        PropertyNotFoundException, McdbException, SQLException,
1719
        ClassNotFoundException, IOException
1720
    {
1721
        File tmpDir;
1722
        try
1723
        {
1724
            tmpDir = new File(PropertyService.getProperty("application.tempDir"));
1725
        }
1726
        catch(PropertyNotFoundException pnfe)
1727
        {
1728
            logMetacat.error("ResourceHandler.writeMMPPartstoFiles: " +
1729
                    "application.tmpDir not found.  Using /tmp instead.");
1730
            tmpDir = new File("/tmp");
1731
        }
1732
        Date d = new Date();
1733
        final File outputFile = new File(tmpDir, "metacat.output." + d.getTime());
1734
        FileOutputStream dataSink = new FileOutputStream(outputFile);
1735
1736
        handler.readFromMetacat(metacatUrl, null,
1737
                dataSink, localId, "xml",
1738
                username,
1739
                groups, true, params);
1740
1741
        //set a timer to clean up the temp files
1742
        Timer t = new Timer();
1743
        TimerTask tt = new TimerTask() {
1744
            @Override
1745
            public void run()
1746
            {
1747
                outputFile.delete();
1748
            }
1749
        };
1750
        t.schedule(tt, 20000); //schedule after 20 secs
1751
1752
        InputStream objectStream = new FileInputStream(outputFile);
1753
        return objectStream;
1754
    }
1755
1756
    /**
1757 5621 berkley
     * return an MD5 checksum for the stream
1758
     * @param is
1759
     * @return
1760 5920 jones
     * @throws IOException
1761
     * @throws NoSuchAlgorithmException
1762 5378 berkley
     */
1763 5920 jones
    public static String checksum(InputStream is) throws NoSuchAlgorithmException, IOException
1764 5621 berkley
    {
1765
        return checksum(is, "MD5");
1766
    }
1767
1768
    /**
1769
     * produce a checksum for item using the given algorithm
1770 5920 jones
     * @throws IOException
1771
     * @throws NoSuchAlgorithmException
1772 5621 berkley
     */
1773 5920 jones
    public static String checksum(InputStream is, String algorithm) throws NoSuchAlgorithmException, IOException
1774 5378 berkley
    {
1775 5851 berkley
        return ServiceTypeUtil.checksum(is, ChecksumAlgorithm.convert(algorithm)).getValue();
1776 5378 berkley
    }
1777
1778
1779 6097 leinfelder
1780 5378 berkley
    /**
1781
     * find the size (in bytes) of a stream
1782
     * @param is
1783
     * @return
1784
     * @throws IOException
1785
     */
1786
    private long sizeOfStream(InputStream is)
1787
        throws IOException
1788
    {
1789
        long size = 0;
1790
        byte[] b = new byte[1024];
1791
        int numread = is.read(b, 0, 1024);
1792
        while(numread != -1)
1793
        {
1794
            size += numread;
1795
            numread = is.read(b, 0, 1024);
1796
        }
1797
        return size;
1798
    }
1799 5379 berkley
1800 5870 berkley
1801 6097 leinfelder
1802 5870 berkley
    /**
1803
     * create the listObjects pathQuery document
1804
     */
1805 5921 jones
//    private String createListObjectsPathQueryDocument()
1806
//        throws PropertyNotFoundException
1807
//    {
1808
//        String s = "<pathquery>";
1809
//        s += "<returndoctype>" + PropertyService.getProperty("crudService.listObjects.ReturnDoctype") + "</returndoctype>";
1810
//        s += "<returnfield>" + PropertyService.getProperty("crudService.listObjects.ReturnField.1") + "</returnfield>";
1811
//        s += "<returnfield>" + PropertyService.getProperty("crudService.listObjects.ReturnField.2") + "</returnfield>";
1812
//        s += "<returnfield>" + PropertyService.getProperty("crudService.listObjects.ReturnField.3") + "</returnfield>";
1813
//        s += "<returnfield>" + PropertyService.getProperty("crudService.listObjects.ReturnField.4") + "</returnfield>";
1814
//        s += "<returnfield>" + PropertyService.getProperty("crudService.listObjects.ReturnField.5") + "</returnfield>";
1815
//        s += "<returnfield>" + PropertyService.getProperty("crudService.listObjects.ReturnField.6") + "</returnfield>";
1816
//        s += "<returnfield>" + PropertyService.getProperty("crudService.listObjects.ReturnField.7") + "</returnfield>";
1817
//        s += "<querygroup operator=\"UNION\"><queryterm casesensitive=\"false\" searchmode=\"contains\">";
1818
//        s += "<value>%</value>";
1819
//        s += "<pathexpr>" + PropertyService.getProperty("crudService.listObjects.ReturnField.3") + "</pathexpr>";
1820
//        s += "</queryterm></querygroup></pathquery>";
1821
//
1822
//        return s;
1823
//    }
1824 5298 jones
}