1 |
51
|
jones
|
/**
|
2 |
203
|
jones
|
* '$RCSfile$'
|
3 |
|
|
* Purpose: A Class that implements utility methods for a metadata catalog
|
4 |
|
|
* Copyright: 2000 Regents of the University of California and the
|
5 |
|
|
* National Center for Ecological Analysis and Synthesis
|
6 |
309
|
bojilova
|
* Authors: Matt Jones, Jivka Bojilova
|
7 |
349
|
jones
|
* Release: @release@
|
8 |
1538
|
berkley
|
*
|
9 |
203
|
jones
|
* '$Author$'
|
10 |
|
|
* '$Date$'
|
11 |
|
|
* '$Revision$'
|
12 |
669
|
jones
|
*
|
13 |
|
|
* This program is free software; you can redistribute it and/or modify
|
14 |
|
|
* it under the terms of the GNU General Public License as published by
|
15 |
|
|
* the Free Software Foundation; either version 2 of the License, or
|
16 |
|
|
* (at your option) any later version.
|
17 |
|
|
*
|
18 |
|
|
* This program is distributed in the hope that it will be useful,
|
19 |
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
20 |
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
21 |
|
|
* GNU General Public License for more details.
|
22 |
|
|
*
|
23 |
|
|
* You should have received a copy of the GNU General Public License
|
24 |
|
|
* along with this program; if not, write to the Free Software
|
25 |
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
26 |
51
|
jones
|
*/
|
27 |
|
|
|
28 |
|
|
package edu.ucsb.nceas.metacat;
|
29 |
|
|
|
30 |
185
|
jones
|
import java.io.File;
|
31 |
|
|
import java.net.URL;
|
32 |
|
|
import java.net.MalformedURLException;
|
33 |
50
|
jones
|
import java.sql.Connection;
|
34 |
|
|
import java.sql.DriverManager;
|
35 |
|
|
import java.sql.SQLException;
|
36 |
184
|
jones
|
import java.util.PropertyResourceBundle;
|
37 |
309
|
bojilova
|
import java.util.Hashtable;
|
38 |
|
|
import java.util.Enumeration;
|
39 |
1545
|
tao
|
import java.util.Stack;
|
40 |
887
|
berkley
|
import java.util.Vector;
|
41 |
50
|
jones
|
|
42 |
777
|
bojilova
|
import edu.ucsb.nceas.dbadapter.AbstractDatabase;
|
43 |
747
|
bojilova
|
|
44 |
50
|
jones
|
/**
|
45 |
|
|
* A suite of utility classes for the metadata catalog server
|
46 |
|
|
*/
|
47 |
|
|
public class MetaCatUtil {
|
48 |
|
|
|
49 |
777
|
bojilova
|
public static AbstractDatabase dbAdapter;
|
50 |
747
|
bojilova
|
private static PropertyResourceBundle options = null;
|
51 |
|
|
private static String propertiesFile = "edu.ucsb.nceas.metacat.metacat";
|
52 |
1394
|
tao
|
private static boolean debug = true;
|
53 |
109
|
bojilova
|
|
54 |
1217
|
tao
|
//private Hashtable connectionPool = new Hashtable();
|
55 |
747
|
bojilova
|
|
56 |
1538
|
berkley
|
/**
|
57 |
747
|
bojilova
|
* Determine our db adapter class and create an instance of that class
|
58 |
|
|
*/
|
59 |
|
|
static {
|
60 |
|
|
try {
|
61 |
777
|
bojilova
|
dbAdapter = (AbstractDatabase)createObject(getOption("dbAdapter"));
|
62 |
747
|
bojilova
|
} catch (Exception e) {
|
63 |
|
|
System.err.println("Error in MetaCatUtil static block:" + e.getMessage());
|
64 |
|
|
}
|
65 |
|
|
}
|
66 |
|
|
|
67 |
|
|
|
68 |
1217
|
tao
|
|
69 |
184
|
jones
|
/**
|
70 |
747
|
bojilova
|
* Instantiate a class using the name of the class at runtime
|
71 |
|
|
*
|
72 |
|
|
* @param className the fully qualified name of the class to instantiate
|
73 |
184
|
jones
|
*/
|
74 |
747
|
bojilova
|
public static Object createObject(String className) throws Exception {
|
75 |
1538
|
berkley
|
|
76 |
747
|
bojilova
|
Object object = null;
|
77 |
|
|
try {
|
78 |
|
|
Class classDefinition = Class.forName(className);
|
79 |
|
|
object = classDefinition.newInstance();
|
80 |
|
|
} catch (InstantiationException e) {
|
81 |
|
|
throw e;
|
82 |
|
|
} catch (IllegalAccessException e) {
|
83 |
|
|
throw e;
|
84 |
|
|
} catch (ClassNotFoundException e) {
|
85 |
|
|
throw e;
|
86 |
|
|
}
|
87 |
|
|
return object;
|
88 |
|
|
}
|
89 |
|
|
|
90 |
1538
|
berkley
|
/**
|
91 |
747
|
bojilova
|
* Utility method to get an option value from the properties file
|
92 |
|
|
*
|
93 |
|
|
* @param optionName the name of the option requested
|
94 |
|
|
*/
|
95 |
|
|
public static String getOption(String optionName) {
|
96 |
|
|
// Get the configuration file information
|
97 |
|
|
if (options == null) {
|
98 |
|
|
options = (PropertyResourceBundle)
|
99 |
184
|
jones
|
PropertyResourceBundle.getBundle(propertiesFile);
|
100 |
747
|
bojilova
|
}
|
101 |
|
|
String value = (String)options.handleGetObject(optionName);
|
102 |
|
|
return value;
|
103 |
184
|
jones
|
}
|
104 |
747
|
bojilova
|
|
105 |
1538
|
berkley
|
/**
|
106 |
747
|
bojilova
|
* Utility method to get an option value from a properties file
|
107 |
|
|
*
|
108 |
|
|
* @param optionName the name of the option requested
|
109 |
|
|
* @param propFile the name of the file where to get the properties from
|
110 |
354
|
berkley
|
*/
|
111 |
747
|
bojilova
|
public String getOption(String optionName, String propFile) {
|
112 |
|
|
// Get the configuration file information
|
113 |
|
|
PropertyResourceBundle options = (PropertyResourceBundle)
|
114 |
|
|
PropertyResourceBundle.getBundle(propFile);
|
115 |
|
|
String value = (String)options.handleGetObject(optionName);
|
116 |
|
|
return value;
|
117 |
354
|
berkley
|
}
|
118 |
184
|
jones
|
|
119 |
1538
|
berkley
|
|
120 |
|
|
|
121 |
|
|
|
122 |
185
|
jones
|
/** Utility method to convert a file handle into a URL */
|
123 |
|
|
public static URL fileToURL(File file)
|
124 |
|
|
{
|
125 |
|
|
String path = file.getAbsolutePath();
|
126 |
|
|
String fSep = System.getProperty("file.separator");
|
127 |
|
|
if (fSep != null && fSep.length() == 1)
|
128 |
|
|
path = path.replace(fSep.charAt(0), '/');
|
129 |
|
|
if (path.length() > 0 && path.charAt(0) != '/')
|
130 |
|
|
path = '/' + path;
|
131 |
|
|
try {
|
132 |
|
|
return new URL("file", null, path);
|
133 |
|
|
}
|
134 |
|
|
catch (java.net.MalformedURLException e) {
|
135 |
|
|
/* According to the spec this could only happen if the file
|
136 |
|
|
protocol were not recognized. */
|
137 |
|
|
throw new Error("unexpected MalformedURLException");
|
138 |
|
|
}
|
139 |
|
|
}
|
140 |
|
|
|
141 |
1538
|
berkley
|
/**
|
142 |
566
|
jones
|
* Utility method to parse the query part of a URL into parameters. This
|
143 |
1538
|
berkley
|
* method assumes the format of the query par tof the url is an
|
144 |
566
|
jones
|
* ampersand separated list of name/value pairs, with equal signs separating
|
145 |
|
|
* the name from the value (e.g., name=tom&zip=99801 ). Returns a
|
146 |
|
|
* has of the name value pairs, hashed on name.
|
147 |
|
|
*/
|
148 |
|
|
public static Hashtable parseQuery(String query) throws MalformedURLException
|
149 |
|
|
{
|
150 |
|
|
String[][] params = new String[200][2];
|
151 |
|
|
Hashtable parameters = new Hashtable();
|
152 |
|
|
|
153 |
|
|
String temp = "";
|
154 |
|
|
boolean ampflag = true;
|
155 |
|
|
boolean poundflag = false;
|
156 |
|
|
int arrcount = 0;
|
157 |
|
|
|
158 |
731
|
bojilova
|
if ( query != null ) {
|
159 |
1538
|
berkley
|
for (int i=0; i < query.length(); i++) {
|
160 |
566
|
jones
|
|
161 |
731
|
bojilova
|
// go throught the remainder of the query one character at a time.
|
162 |
1538
|
berkley
|
if (query.charAt(i) == '=') {
|
163 |
731
|
bojilova
|
// if the current char is a # then the preceding should be a name
|
164 |
|
|
if (!poundflag && ampflag) {
|
165 |
|
|
params[arrcount][0] = temp.trim();
|
166 |
|
|
temp = "";
|
167 |
1538
|
berkley
|
} else {
|
168 |
731
|
bojilova
|
//if there are two #s or &s in a row throw an exception.
|
169 |
|
|
throw new MalformedURLException("metacatURL: Two parameter names "+
|
170 |
|
|
"not allowed in sequence");
|
171 |
|
|
}
|
172 |
|
|
poundflag = true;
|
173 |
|
|
ampflag = false;
|
174 |
1538
|
berkley
|
} else if (query.charAt(i) == '&' || i == query.length()-1) {
|
175 |
731
|
bojilova
|
//the text preceding the & should be the param value.
|
176 |
1538
|
berkley
|
if (i == query.length() - 1) {
|
177 |
731
|
bojilova
|
//if at the end of the string grab the last value and append it.
|
178 |
1538
|
berkley
|
if (query.charAt(i) != '=') {
|
179 |
566
|
jones
|
//ignore an extra & on the end of the string
|
180 |
731
|
bojilova
|
temp += query.charAt(i);
|
181 |
|
|
}
|
182 |
566
|
jones
|
}
|
183 |
1538
|
berkley
|
|
184 |
731
|
bojilova
|
if (!ampflag && poundflag) {
|
185 |
|
|
params[arrcount][1] = temp.trim();
|
186 |
|
|
parameters.put(params[arrcount][0], params[arrcount][1]);
|
187 |
|
|
temp = "";
|
188 |
|
|
arrcount++; //increment the array to the next row.
|
189 |
1538
|
berkley
|
} else {
|
190 |
731
|
bojilova
|
//if there are two =s or &s in a row through an exception
|
191 |
|
|
throw new MalformedURLException("metacatURL: Two parameter values "+
|
192 |
|
|
"not allowed in sequence");
|
193 |
|
|
}
|
194 |
|
|
poundflag = false;
|
195 |
|
|
ampflag = true;
|
196 |
1538
|
berkley
|
} else {
|
197 |
731
|
bojilova
|
//get the next character in the string
|
198 |
|
|
temp += query.charAt(i);
|
199 |
566
|
jones
|
}
|
200 |
|
|
}
|
201 |
|
|
}
|
202 |
|
|
return parameters;
|
203 |
|
|
}
|
204 |
|
|
|
205 |
1538
|
berkley
|
/**
|
206 |
1053
|
tao
|
* Utility method to print debugging messages. User can set debug level
|
207 |
|
|
* for this message. The number is fewer, the message is more important
|
208 |
|
|
* @param msg, the content of the message
|
209 |
|
|
* @param debugLevel, an integer indicating the message debug leve
|
210 |
|
|
*/
|
211 |
1538
|
berkley
|
public static void debugMessage(String msg, int debugLevel)
|
212 |
1053
|
tao
|
{
|
213 |
1394
|
tao
|
if (debug)
|
214 |
1053
|
tao
|
{
|
215 |
1394
|
tao
|
int limit = 1;
|
216 |
1538
|
berkley
|
try
|
217 |
1394
|
tao
|
{
|
218 |
|
|
limit=Integer.parseInt(getOption("debuglevel"));
|
219 |
1538
|
berkley
|
|
220 |
1394
|
tao
|
}
|
221 |
|
|
catch (Exception e)
|
222 |
|
|
{
|
223 |
|
|
System.out.println(e.getMessage());
|
224 |
|
|
}
|
225 |
|
|
//don't allow the user set debugLevel less than or equals 0
|
226 |
|
|
if (debugLevel<=0)
|
227 |
|
|
{
|
228 |
|
|
debugLevel=1;
|
229 |
|
|
}
|
230 |
1538
|
berkley
|
|
231 |
|
|
if (debugLevel < limit)
|
232 |
1394
|
tao
|
{
|
233 |
1538
|
berkley
|
System.err.println("@debugprefix@ " +msg);
|
234 |
1394
|
tao
|
}
|
235 |
1053
|
tao
|
}
|
236 |
|
|
}
|
237 |
1538
|
berkley
|
|
238 |
|
|
|
239 |
887
|
berkley
|
public static Vector getOptionList(String optiontext)
|
240 |
|
|
{
|
241 |
|
|
Vector options = new Vector();
|
242 |
|
|
if(optiontext.indexOf(",") == -1)
|
243 |
|
|
{
|
244 |
|
|
options.addElement(optiontext);
|
245 |
|
|
return options;
|
246 |
|
|
}
|
247 |
1538
|
berkley
|
|
248 |
887
|
berkley
|
while(optiontext.indexOf(",") != -1)
|
249 |
|
|
{
|
250 |
|
|
String s = optiontext.substring(0, optiontext.indexOf(","));
|
251 |
|
|
options.addElement(s.trim());
|
252 |
1538
|
berkley
|
optiontext = optiontext.substring(optiontext.indexOf(",") + 1,
|
253 |
887
|
berkley
|
optiontext.length());
|
254 |
|
|
if(optiontext.indexOf(",") == -1)
|
255 |
|
|
{ //catch the last list entry
|
256 |
|
|
options.addElement(optiontext.trim());
|
257 |
|
|
}
|
258 |
|
|
}
|
259 |
|
|
return options;
|
260 |
|
|
}
|
261 |
1538
|
berkley
|
|
262 |
894
|
berkley
|
/** Normalizes the given string. Taken from configXML.java*/
|
263 |
|
|
public static String normalize(String s)
|
264 |
|
|
{
|
265 |
|
|
StringBuffer str = new StringBuffer();
|
266 |
|
|
|
267 |
|
|
int len = (s != null) ? s.length() : 0;
|
268 |
|
|
for (int i = 0; i < len; i++)
|
269 |
|
|
{
|
270 |
|
|
char ch = s.charAt(i);
|
271 |
|
|
switch (ch)
|
272 |
|
|
{
|
273 |
|
|
case '<':
|
274 |
|
|
{
|
275 |
|
|
str.append("<");
|
276 |
|
|
break;
|
277 |
|
|
}
|
278 |
|
|
case '>':
|
279 |
|
|
{
|
280 |
|
|
str.append(">");
|
281 |
|
|
break;
|
282 |
|
|
}
|
283 |
|
|
case '&':
|
284 |
|
|
{
|
285 |
|
|
str.append("&");
|
286 |
|
|
break;
|
287 |
|
|
}
|
288 |
|
|
case '"':
|
289 |
|
|
{
|
290 |
|
|
str.append(""");
|
291 |
|
|
break;
|
292 |
|
|
}
|
293 |
|
|
case '\r':
|
294 |
|
|
case '\n':
|
295 |
|
|
{
|
296 |
|
|
// else, default append char
|
297 |
|
|
}
|
298 |
|
|
default:
|
299 |
|
|
{
|
300 |
|
|
str.append(ch);
|
301 |
|
|
}
|
302 |
|
|
}
|
303 |
|
|
}
|
304 |
|
|
return (str.toString());
|
305 |
1538
|
berkley
|
}
|
306 |
1557
|
tao
|
|
307 |
|
|
/**
|
308 |
|
|
* Get docid from online/url string
|
309 |
|
|
*/
|
310 |
|
|
public static String getDocIdWithRevFromOnlineURL(String url)
|
311 |
|
|
{
|
312 |
|
|
String docid = null;
|
313 |
|
|
String DOCID = "docid";
|
314 |
|
|
boolean find = false;
|
315 |
|
|
char limited = '&';
|
316 |
|
|
int count = 0; //keep track how many & was found
|
317 |
|
|
Vector list = new Vector();// keep index number for &
|
318 |
|
|
if (url == null)
|
319 |
|
|
{
|
320 |
|
|
MetaCatUtil.debugMessage("url is null and null will be returned", 30);
|
321 |
|
|
return docid;
|
322 |
|
|
}
|
323 |
|
|
// the first element in list is 0
|
324 |
|
|
list.add(new Integer(0));
|
325 |
|
|
for (int i=0; i< url.length(); i++)
|
326 |
|
|
{
|
327 |
|
|
if (url.charAt(i) == limited)
|
328 |
|
|
{
|
329 |
|
|
// count plus 1
|
330 |
|
|
count++;
|
331 |
|
|
list.add(new Integer(i));
|
332 |
|
|
// get substring beween two &
|
333 |
|
|
String str = url.substring(((Integer)list.elementAt(count-1)).intValue(), i);
|
334 |
|
|
MetaCatUtil.debugMessage("substring between two & is: " + str, 30);
|
335 |
|
|
//if the subString contains docid, we got it
|
336 |
|
|
if (str.indexOf(DOCID) != -1)
|
337 |
|
|
{
|
338 |
|
|
//get index of '="
|
339 |
|
|
int start = getIndexForGivenChar(str, '=')+1;
|
340 |
|
|
int end = str.length();
|
341 |
|
|
docid = str.substring(start, end);
|
342 |
|
|
find = true;
|
343 |
|
|
}//if
|
344 |
|
|
}//if
|
345 |
|
|
}//for
|
346 |
|
|
//if not find, we need check the subtring between the index of last & and
|
347 |
|
|
// the end of string
|
348 |
|
|
if (!find)
|
349 |
|
|
{
|
350 |
|
|
MetaCatUtil.debugMessage("Checking the last substring", 35);
|
351 |
|
|
String str = url.substring(((Integer)list.elementAt(count)).intValue() +1,
|
352 |
|
|
url.length());
|
353 |
|
|
MetaCatUtil.debugMessage("Last substring is: " + str, 30);
|
354 |
|
|
if (str.indexOf(DOCID) != -1)
|
355 |
|
|
{
|
356 |
|
|
//get index of '="
|
357 |
|
|
int start = getIndexForGivenChar(str, '=')+1;
|
358 |
|
|
int end = str.length();
|
359 |
|
|
docid = str.substring(start, end);
|
360 |
|
|
find = true;
|
361 |
|
|
}//if
|
362 |
|
|
}//if
|
363 |
|
|
MetaCatUtil.debugMessage("The docid from online url is:"+ docid, 30);
|
364 |
|
|
return docid.trim();
|
365 |
|
|
}
|
366 |
|
|
|
367 |
|
|
private static int getIndexForGivenChar(String str, char character)
|
368 |
|
|
{
|
369 |
|
|
int index = -1;
|
370 |
|
|
// make sure str is not null
|
371 |
|
|
if(str == null)
|
372 |
|
|
{
|
373 |
|
|
MetaCatUtil.debugMessage("The given str is null and -1 will be returned",
|
374 |
|
|
30);
|
375 |
|
|
return index;
|
376 |
|
|
}
|
377 |
|
|
// got though the string
|
378 |
|
|
for (int i=0; i<str.length(); i++)
|
379 |
|
|
{
|
380 |
|
|
// find the first one then break the loop
|
381 |
|
|
if (str.charAt(i) == character)
|
382 |
|
|
{
|
383 |
|
|
index = i;
|
384 |
|
|
break;
|
385 |
|
|
}//if
|
386 |
|
|
}//for
|
387 |
|
|
MetaCatUtil.debugMessage("the index for char "+ character +
|
388 |
|
|
" is: "+index, 30);
|
389 |
|
|
return index;
|
390 |
|
|
}
|
391 |
|
|
|
392 |
1538
|
berkley
|
/**
|
393 |
942
|
tao
|
* Utility method to get docid from a given string
|
394 |
|
|
* @param string, the given string should be these two format:
|
395 |
|
|
* 1) str1.str2 in this case docid= str1.str2
|
396 |
|
|
* 2) str1.str2.str3, in this case docid =str1.str2
|
397 |
|
|
* @param the sperator char
|
398 |
|
|
*/
|
399 |
|
|
public static String getDocIdFromString(String str)
|
400 |
|
|
{
|
401 |
|
|
String docId = null;
|
402 |
1557
|
tao
|
if (str == null)
|
403 |
|
|
{
|
404 |
|
|
MetaCatUtil.debugMessage("The given str is null and null will be returned"
|
405 |
|
|
+" in getDocIdfromString", 30);
|
406 |
|
|
return docId;
|
407 |
|
|
} //make sure docid is not null
|
408 |
942
|
tao
|
int dotNumber = 0;//count how many dots in given string
|
409 |
|
|
int indexOfLastDot = 0;
|
410 |
1538
|
berkley
|
|
411 |
942
|
tao
|
//assume that seperator is one charactor string
|
412 |
|
|
char seperator=getOption("accNumSeparator").charAt(0);
|
413 |
1538
|
berkley
|
|
414 |
942
|
tao
|
for (int i=0; i<str.length(); i++)
|
415 |
|
|
{
|
416 |
|
|
if ( str.charAt(i)==seperator)
|
417 |
|
|
{
|
418 |
|
|
dotNumber++;//count how many dots
|
419 |
|
|
indexOfLastDot=i;//keep the last dot postion
|
420 |
|
|
}
|
421 |
|
|
}//for
|
422 |
1538
|
berkley
|
|
423 |
942
|
tao
|
//The string formatt is wrong, because it has more than two or less than
|
424 |
|
|
//one seperator
|
425 |
|
|
if ( dotNumber>2 || dotNumber < 1)
|
426 |
|
|
{
|
427 |
|
|
docId=null;
|
428 |
|
|
}
|
429 |
|
|
else if (dotNumber == 2) //the case for str1.str2.str3
|
430 |
|
|
{
|
431 |
|
|
docId=str.substring(0, indexOfLastDot);
|
432 |
|
|
}
|
433 |
|
|
else if (dotNumber == 1) //the case for str1.str2
|
434 |
|
|
{
|
435 |
|
|
docId=str;
|
436 |
|
|
}
|
437 |
1538
|
berkley
|
|
438 |
|
|
return docId;
|
439 |
942
|
tao
|
}//getDocIdFromString
|
440 |
|
|
|
441 |
1538
|
berkley
|
/**
|
442 |
942
|
tao
|
* Utility method to get version number from a given string
|
443 |
|
|
* @param string, the given string should be these two format:
|
444 |
|
|
* 1) str1.str2(no version) version =-1;
|
445 |
|
|
* 2) str1.str2.str3, in this case version = str3;
|
446 |
|
|
* 3) other, vresion =-2
|
447 |
|
|
*/
|
448 |
|
|
public static int getVersionFromString(String str)
|
449 |
|
|
throws NumberFormatException
|
450 |
|
|
{
|
451 |
|
|
int version=-1;
|
452 |
|
|
String versionString=null;
|
453 |
|
|
int dotNumber = 0;//count how many dots in given string
|
454 |
|
|
int indexOfLastDot = 0;
|
455 |
1538
|
berkley
|
|
456 |
942
|
tao
|
//assume that seperator is one charactor string
|
457 |
|
|
char seperator=getOption("accNumSeparator").charAt(0);
|
458 |
1538
|
berkley
|
|
459 |
942
|
tao
|
for (int i=0; i<str.length(); i++)
|
460 |
|
|
{
|
461 |
|
|
if ( str.charAt(i)==seperator)
|
462 |
|
|
{
|
463 |
|
|
dotNumber++;//count how many dots
|
464 |
|
|
indexOfLastDot=i;//keep the last dot postion
|
465 |
|
|
}
|
466 |
|
|
}//for
|
467 |
1538
|
berkley
|
|
468 |
942
|
tao
|
//The string formatt is wrong, because it has more than two or less than
|
469 |
|
|
//one seperator
|
470 |
|
|
if ( dotNumber>2 || dotNumber < 1)
|
471 |
|
|
{
|
472 |
|
|
version=-2;
|
473 |
|
|
}
|
474 |
1538
|
berkley
|
else if (dotNumber == 2 && (indexOfLastDot != (str.length() -1)))
|
475 |
1292
|
tao
|
//the case for str1.str2.str3
|
476 |
942
|
tao
|
{
|
477 |
|
|
versionString=str.substring((indexOfLastDot+1), str.length());
|
478 |
|
|
version=Integer.parseInt(versionString);
|
479 |
|
|
}
|
480 |
|
|
else if (dotNumber == 1) //the case for str1.str2
|
481 |
|
|
{
|
482 |
|
|
version=-1;
|
483 |
|
|
}
|
484 |
1538
|
berkley
|
|
485 |
|
|
return version;
|
486 |
942
|
tao
|
}//getVersionFromString
|
487 |
1538
|
berkley
|
|
488 |
|
|
|
489 |
|
|
/**
|
490 |
1292
|
tao
|
* Utility method to get version string from a given string
|
491 |
|
|
* @param string, the given string should be these two format:
|
492 |
|
|
* 1) str1.str2(no version) version=null;
|
493 |
|
|
* 2) str1.str2.str3, in this case version = str3;
|
494 |
|
|
* 3) other, vresion =null;
|
495 |
|
|
*/
|
496 |
|
|
public static String getRevisionStringFromString(String str)
|
497 |
|
|
throws NumberFormatException
|
498 |
|
|
{
|
499 |
|
|
// String to store the version
|
500 |
|
|
String versionString=null;
|
501 |
|
|
int dotNumber = 0;//count how many dots in given string
|
502 |
|
|
int indexOfLastDot = 0;
|
503 |
1538
|
berkley
|
|
504 |
1292
|
tao
|
//assume that seperator is one charactor string
|
505 |
|
|
char seperator=getOption("accNumSeparator").charAt(0);
|
506 |
1538
|
berkley
|
|
507 |
1292
|
tao
|
for (int i=0; i<str.length(); i++)
|
508 |
|
|
{
|
509 |
|
|
if ( str.charAt(i)==seperator)
|
510 |
|
|
{
|
511 |
|
|
dotNumber++;//count how many dots
|
512 |
|
|
indexOfLastDot=i;//keep the last dot postion
|
513 |
|
|
}
|
514 |
|
|
}//for
|
515 |
1538
|
berkley
|
|
516 |
1292
|
tao
|
//The string formatt is wrong, because it has more than two or less than
|
517 |
|
|
//one seperator
|
518 |
|
|
if ( dotNumber>2 || dotNumber < 1)
|
519 |
|
|
{
|
520 |
|
|
versionString = null;
|
521 |
|
|
}
|
522 |
1538
|
berkley
|
else if (dotNumber == 2 && (indexOfLastDot != (str.length() -1)))
|
523 |
1292
|
tao
|
{
|
524 |
|
|
//the case for str1.str2.str3
|
525 |
|
|
// indexOfLastDot != (str.length() -1) means get rid of str1.str2.
|
526 |
|
|
versionString=str.substring((indexOfLastDot+1), str.length());
|
527 |
|
|
}
|
528 |
|
|
else if (dotNumber == 1) //the case for str1.str2 or str1.str2.
|
529 |
|
|
{
|
530 |
|
|
versionString=null;
|
531 |
|
|
}
|
532 |
1538
|
berkley
|
|
533 |
|
|
return versionString;
|
534 |
1292
|
tao
|
}//getVersionFromString
|
535 |
1538
|
berkley
|
|
536 |
1292
|
tao
|
/**
|
537 |
1013
|
tao
|
* Method to get the name of local replication server
|
538 |
|
|
*/
|
539 |
1060
|
tao
|
public static String getLocalReplicationServerName()
|
540 |
1013
|
tao
|
{
|
541 |
|
|
String replicationServerName=null;
|
542 |
|
|
String serverHost=null;
|
543 |
|
|
serverHost=getOption("server");
|
544 |
|
|
// append "context/servelet/replication" to the host name
|
545 |
|
|
replicationServerName=serverHost+getOption("replicationpath");
|
546 |
|
|
return replicationServerName;
|
547 |
1538
|
berkley
|
|
548 |
1013
|
tao
|
}
|
549 |
1538
|
berkley
|
|
550 |
1484
|
tao
|
/**
|
551 |
|
|
* Method to get docidwithrev from eml2 inline data id
|
552 |
|
|
* The eml inline data id would look like eml.200.2.3
|
553 |
|
|
*/
|
554 |
1491
|
tao
|
public static String getDocIdWithoutRevFromInlineDataID(String inlineDataID)
|
555 |
1484
|
tao
|
{
|
556 |
1491
|
tao
|
String docidWithoutRev = null;
|
557 |
|
|
if ( inlineDataID == null)
|
558 |
|
|
{
|
559 |
|
|
return docidWithoutRev;
|
560 |
|
|
}
|
561 |
1484
|
tao
|
String seperator = MetaCatUtil.getOption("accNumSeparator");
|
562 |
1491
|
tao
|
char charSeperator = seperator.charAt(0);
|
563 |
|
|
int targetNumberOfSeperator = 2;// we want to know his index
|
564 |
|
|
int numberOfSeperator = 0;
|
565 |
|
|
for (int i = 0; i< inlineDataID.length(); i++)
|
566 |
|
|
{
|
567 |
|
|
// meet seperator, increase number of seperator
|
568 |
|
|
if (inlineDataID.charAt(i) == charSeperator)
|
569 |
|
|
{
|
570 |
|
|
numberOfSeperator++;
|
571 |
|
|
}
|
572 |
|
|
// if number of seperator reach the target one, record the index(i)
|
573 |
|
|
// and get substring and terminate the loop
|
574 |
|
|
if ( numberOfSeperator == targetNumberOfSeperator)
|
575 |
|
|
{
|
576 |
|
|
docidWithoutRev = inlineDataID.substring(0, i);
|
577 |
|
|
break;
|
578 |
|
|
}
|
579 |
|
|
}
|
580 |
1538
|
berkley
|
|
581 |
|
|
MetaCatUtil.debugMessage("Docid without rev from inlinedata id: " +
|
582 |
1491
|
tao
|
docidWithoutRev, 35);
|
583 |
|
|
return docidWithoutRev;
|
584 |
1538
|
berkley
|
|
585 |
1484
|
tao
|
}
|
586 |
1545
|
tao
|
|
587 |
|
|
/**
|
588 |
|
|
* Revise stack change a stack to opposite order
|
589 |
|
|
*/
|
590 |
|
|
public static Stack reviseStack(Stack stack)
|
591 |
|
|
{
|
592 |
|
|
Stack result = new Stack();
|
593 |
|
|
// make sure the parameter is correct
|
594 |
|
|
if (stack == null || stack.isEmpty())
|
595 |
|
|
{
|
596 |
|
|
result = stack;
|
597 |
|
|
return result;
|
598 |
|
|
}
|
599 |
|
|
|
600 |
|
|
while (!stack.isEmpty())
|
601 |
|
|
{
|
602 |
|
|
Object obj = stack.pop();
|
603 |
|
|
result.push(obj);
|
604 |
|
|
}
|
605 |
|
|
return result;
|
606 |
|
|
}
|
607 |
1598
|
tao
|
|
608 |
|
|
/** A method to replace whitespace in url*/
|
609 |
|
|
public static String replaceWhiteSpaceForURL(String urlHasWhiteSpace)
|
610 |
|
|
{
|
611 |
|
|
StringBuffer newUrl = new StringBuffer();
|
612 |
|
|
String whiteSpaceReplace ="%20";
|
613 |
|
|
if (urlHasWhiteSpace == null || urlHasWhiteSpace.trim().equals(""))
|
614 |
|
|
{
|
615 |
|
|
return null;
|
616 |
|
|
}
|
617 |
1538
|
berkley
|
|
618 |
1598
|
tao
|
for (int i=0; i<urlHasWhiteSpace.length(); i++)
|
619 |
|
|
{
|
620 |
|
|
char ch = urlHasWhiteSpace.charAt(i);
|
621 |
|
|
if ( !Character.isWhitespace(ch))
|
622 |
|
|
{
|
623 |
|
|
newUrl.append(ch);
|
624 |
|
|
}
|
625 |
|
|
else
|
626 |
|
|
{
|
627 |
|
|
//it is white sapce, replace it by %20
|
628 |
|
|
newUrl = newUrl.append(whiteSpaceReplace);
|
629 |
|
|
}
|
630 |
|
|
|
631 |
|
|
}//for
|
632 |
|
|
MetaCatUtil.debugMessage("The new string without space is:"+
|
633 |
|
|
newUrl.toString(), 35);
|
634 |
|
|
return newUrl.toString();
|
635 |
|
|
|
636 |
|
|
}// replaceWhiteSpaceForUR
|
637 |
|
|
|
638 |
50
|
jones
|
}
|