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/**
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* '$RCSfile$'
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* Copyright: 2000-2011 Regents of the University of California and the
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* National Center for Ecological Analysis and Synthesis
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*
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* '$Author: $'
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* '$Date: $'
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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package edu.ucsb.nceas.metacat.dataone;
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import java.util.Date;
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import java.util.List;
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leinfelder
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import java.util.Set;
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import org.apache.log4j.Logger;
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import org.dataone.client.CNode;
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import org.dataone.client.D1Client;
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leinfelder
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import org.dataone.service.cn.v1.CNAuthorization;
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import org.dataone.service.cn.v1.CNCore;
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import org.dataone.service.cn.v1.CNRead;
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import org.dataone.service.cn.v1.CNReplication;
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import org.dataone.service.exceptions.IdentifierNotUnique;
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import org.dataone.service.exceptions.InsufficientResources;
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import org.dataone.service.exceptions.InvalidRequest;
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import org.dataone.service.exceptions.InvalidSystemMetadata;
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import org.dataone.service.exceptions.InvalidToken;
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import org.dataone.service.exceptions.NotAuthorized;
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import org.dataone.service.exceptions.NotFound;
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import org.dataone.service.exceptions.NotImplemented;
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import org.dataone.service.exceptions.ServiceFailure;
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import org.dataone.service.types.v1.Checksum;
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import org.dataone.service.types.v1.Identifier;
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import org.dataone.service.types.v1.Node;
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import org.dataone.service.types.v1.NodeList;
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import org.dataone.service.types.v1.NodeReference;
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import org.dataone.service.types.v1.ObjectFormat;
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import org.dataone.service.types.v1.ObjectFormatIdentifier;
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import org.dataone.service.types.v1.ObjectFormatList;
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import org.dataone.service.types.v1.ObjectList;
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import org.dataone.service.types.v1.ObjectLocationList;
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import org.dataone.service.types.v1.Permission;
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import org.dataone.service.types.v1.Replica;
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import org.dataone.service.types.v1.ReplicationPolicy;
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import org.dataone.service.types.v1.ReplicationStatus;
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import org.dataone.service.types.v1.Session;
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import org.dataone.service.types.v1.Subject;
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import org.dataone.service.types.v1.SystemMetadata;
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import com.hazelcast.query.SqlPredicate;
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import edu.ucsb.nceas.metacat.EventLog;
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import edu.ucsb.nceas.metacat.IdentifierManager;
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import edu.ucsb.nceas.metacat.McdbDocNotFoundException;
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import edu.ucsb.nceas.metacat.dataone.hazelcast.HazelcastService;
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/**
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* Represents Metacat's implementation of the DataONE Coordinating Node
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* service API. Methods implement the various CN* interfaces, and methods common
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* to both Member Node and Coordinating Node interfaces are found in the
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* D1NodeService super class.
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*
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*/
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public class CNodeService extends D1NodeService implements CNAuthorization,
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CNCore, CNRead, CNReplication {
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/* the instance of the CNodeService object */
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private static CNodeService instance = null;
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/* the logger instance */
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private Logger logMetacat = null;
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/**
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* singleton accessor
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*/
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6241
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public static CNodeService getInstance() {
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if (instance == null) {
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6241
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instance = new CNodeService();
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6241
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}
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return instance;
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}
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/**
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* Constructor, private for singleton access
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*/
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private CNodeService() {
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super();
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logMetacat = Logger.getLogger(CNodeService.class);
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}
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6410
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cjones
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/**
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* Set the replication policy for an object given the object identifier
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*
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* @param session - the Session object containing the credentials for the Subject
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* @param pid - the object identifier for the given object
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* @param policy - the replication policy to be applied
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*
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* @return true or false
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*
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* @throws NotImplemented
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* @throws NotAuthorized
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* @throws ServiceFailure
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* @throws InvalidRequest
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*
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*/
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6471
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@Override
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public boolean setReplicationPolicy(Session session, Identifier pid,
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ReplicationPolicy policy)
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throws NotImplemented, NotFound, NotAuthorized, ServiceFailure, InvalidRequest, InvalidToken {
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// get the subject
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Subject subject = session.getSubject();
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// get the system metadata
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String guid = pid.getValue();
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// are we allowed to do this?
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if (!isAuthorized(session, pid, Permission.CHANGE_PERMISSION)) {
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throw new NotAuthorized("4881", Permission.CHANGE_PERMISSION + " not allowed by " + subject.getValue() + " on " + guid);
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}
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SystemMetadata systemMetadata = null;
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try {
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systemMetadata = IdentifierManager.getInstance().getSystemMetadata(guid);
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} catch (McdbDocNotFoundException e) {
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throw new NotFound("4884", "No record found for: " + guid);
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}
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// set the new policy
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systemMetadata.setReplicationPolicy(policy);
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// update the metadata
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6468
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leinfelder
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try {
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HazelcastService.getInstance().getSystemMetadataMap().lock(systemMetadata.getIdentifier());
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HazelcastService.getInstance().getSystemMetadataMap().put(systemMetadata.getIdentifier(), systemMetadata);
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HazelcastService.getInstance().getSystemMetadataMap().unlock(systemMetadata.getIdentifier());
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} catch (Exception e) {
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| 155 |
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throw new ServiceFailure("4882", e.getMessage());
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| 156 |
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} finally {
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| 157 |
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HazelcastService.getInstance().getSystemMetadataMap().unlock(systemMetadata.getIdentifier());
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| 158 |
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}
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| 159 |
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| 160 |
6410
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cjones
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return true;
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}
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6177
|
cjones
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|
| 163 |
6410
|
cjones
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/**
|
| 164 |
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* Set the replication status for an object given the object identifier
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| 165 |
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*
|
| 166 |
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* @param session - the Session object containing the credentials for the Subject
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| 167 |
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* @param pid - the object identifier for the given object
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| 168 |
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* @param status - the replication status to be applied
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| 169 |
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*
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| 170 |
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* @return true or false
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| 171 |
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*
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| 172 |
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* @throws NotImplemented
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| 173 |
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* @throws NotAuthorized
|
| 174 |
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* @throws ServiceFailure
|
| 175 |
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* @throws InvalidRequest
|
| 176 |
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* @throws InvalidToken
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| 177 |
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* @throws NotFound
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| 178 |
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*
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| 179 |
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*/
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| 180 |
6471
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jones
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@Override
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| 181 |
6410
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cjones
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public boolean setReplicationStatus(Session session, Identifier pid,
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| 182 |
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NodeReference targetNode, ReplicationStatus status)
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| 183 |
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throws ServiceFailure, NotImplemented, InvalidToken, NotAuthorized,
|
| 184 |
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InvalidRequest, NotFound {
|
| 185 |
6177
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cjones
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| 186 |
6410
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cjones
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// get the subject
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| 187 |
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Subject subject = session.getSubject();
|
| 188 |
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// get the system metadata
|
| 189 |
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String guid = pid.getValue();
|
| 190 |
|
|
|
| 191 |
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// are we allowed to do this?
|
| 192 |
|
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if (!isAuthorized(session, pid, Permission.WRITE)) {
|
| 193 |
|
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throw new NotAuthorized("4720", Permission.WRITE + " not allowed by " + subject.getValue() + " on " + guid);
|
| 194 |
|
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}
|
| 195 |
|
|
|
| 196 |
|
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SystemMetadata systemMetadata = null;
|
| 197 |
|
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try {
|
| 198 |
|
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systemMetadata = IdentifierManager.getInstance().getSystemMetadata(guid);
|
| 199 |
|
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} catch (McdbDocNotFoundException e) {
|
| 200 |
|
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throw new NotFound("4740", "No record found for: " + guid);
|
| 201 |
|
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}
|
| 202 |
|
|
|
| 203 |
|
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// set the status for each replica
|
| 204 |
|
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// TODO: should this method select a certain replica?
|
| 205 |
|
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List<Replica> replicas = systemMetadata.getReplicaList();
|
| 206 |
|
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for (Replica replica: replicas) {
|
| 207 |
|
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replica.setReplicationStatus(status);
|
| 208 |
|
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}
|
| 209 |
|
|
|
| 210 |
|
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// [re]set the list -- redundant?
|
| 211 |
|
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systemMetadata.setReplicaList(replicas);
|
| 212 |
|
|
|
| 213 |
|
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// update the metadata
|
| 214 |
6468
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leinfelder
|
try {
|
| 215 |
|
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HazelcastService.getInstance().getSystemMetadataMap().lock(systemMetadata.getIdentifier());
|
| 216 |
|
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HazelcastService.getInstance().getSystemMetadataMap().put(systemMetadata.getIdentifier(), systemMetadata);
|
| 217 |
|
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HazelcastService.getInstance().getSystemMetadataMap().unlock(systemMetadata.getIdentifier());
|
| 218 |
|
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} catch (Exception e) {
|
| 219 |
|
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throw new ServiceFailure("4700", e.getMessage());
|
| 220 |
|
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} finally {
|
| 221 |
|
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HazelcastService.getInstance().getSystemMetadataMap().unlock(systemMetadata.getIdentifier());
|
| 222 |
|
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}
|
| 223 |
|
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|
| 224 |
6410
|
cjones
|
return true;
|
| 225 |
|
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}
|
| 226 |
6177
|
cjones
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|
| 227 |
6410
|
cjones
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/**
|
| 228 |
|
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* Test that the specified relationship between pidOfSubject and pidOfObject exists
|
| 229 |
|
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*
|
| 230 |
|
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* @param session - the Session object containing the credentials for the Subject
|
| 231 |
|
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* @param node - the node information for the given node be modified
|
| 232 |
|
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*
|
| 233 |
|
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* @return true if the relationship exists
|
| 234 |
|
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*
|
| 235 |
|
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* @throws InvalidToken
|
| 236 |
|
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* @throws ServiceFailure
|
| 237 |
|
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* @throws NotAuthorized
|
| 238 |
|
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* @throws NotFound
|
| 239 |
|
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* @throws InvalidRequest
|
| 240 |
|
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* @throws NotImplemented
|
| 241 |
|
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*/
|
| 242 |
6471
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jones
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@Override
|
| 243 |
6410
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cjones
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public boolean assertRelation(Session session, Identifier pidOfSubject,
|
| 244 |
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String relationship, Identifier pidOfObject)
|
| 245 |
|
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throws InvalidToken, ServiceFailure, NotAuthorized, NotFound,
|
| 246 |
|
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InvalidRequest, NotImplemented {
|
| 247 |
|
|
|
| 248 |
|
|
|
| 249 |
|
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// get the system metadata
|
| 250 |
|
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String guid1 = pidOfSubject.getValue();
|
| 251 |
|
|
// are we allowed to do this?
|
| 252 |
|
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if (!isAuthorized(session, pidOfSubject, Permission.READ)) {
|
| 253 |
|
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throw new NotAuthorized("4881", Permission.READ + " not allowed on " + guid1);
|
| 254 |
|
|
}
|
| 255 |
|
|
|
| 256 |
|
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SystemMetadata systemMetadata = null;
|
| 257 |
|
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try {
|
| 258 |
|
|
systemMetadata = IdentifierManager.getInstance().getSystemMetadata(guid1);
|
| 259 |
|
|
} catch (McdbDocNotFoundException e) {
|
| 260 |
|
|
throw new NotFound("4884", "No record found for: " + guid1);
|
| 261 |
|
|
}
|
| 262 |
|
|
|
| 263 |
|
|
// check relationships
|
| 264 |
|
|
// TODO: use ORE map
|
| 265 |
|
|
if (relationship.equalsIgnoreCase("describes")) {
|
| 266 |
|
|
|
| 267 |
|
|
}
|
| 268 |
|
|
if (relationship.equalsIgnoreCase("describedBy")) {
|
| 269 |
|
|
|
| 270 |
|
|
}
|
| 271 |
|
|
if (relationship.equalsIgnoreCase("derivedFrom")) {
|
| 272 |
|
|
|
| 273 |
|
|
}
|
| 274 |
|
|
if (relationship.equalsIgnoreCase("obsoletes")) {
|
| 275 |
|
|
Identifier pid = systemMetadata.getObsoletes();
|
| 276 |
|
|
if (pid.getValue().equals(pidOfObject.getValue())) {
|
| 277 |
|
|
return true;
|
| 278 |
|
|
}
|
| 279 |
|
|
//return systemMetadata.getObsoleteList().contains(pidOfObject);
|
| 280 |
|
|
}
|
| 281 |
|
|
if (relationship.equalsIgnoreCase("obsoletedBy")) {
|
| 282 |
|
|
Identifier pid = systemMetadata.getObsoletedBy();
|
| 283 |
|
|
if (pid.getValue().equals(pidOfObject.getValue())) {
|
| 284 |
|
|
return true;
|
| 285 |
|
|
}
|
| 286 |
|
|
//return systemMetadata.getObsoletedByList().contains(pidOfObject);
|
| 287 |
|
|
}
|
| 288 |
6221
|
leinfelder
|
|
| 289 |
6410
|
cjones
|
return false;
|
| 290 |
|
|
}
|
| 291 |
|
|
|
| 292 |
|
|
/**
|
| 293 |
|
|
* Return the checksum of the object given the identifier
|
| 294 |
|
|
*
|
| 295 |
|
|
* @param session - the Session object containing the credentials for the Subject
|
| 296 |
|
|
* @param pid - the object identifier for the given object
|
| 297 |
|
|
*
|
| 298 |
|
|
* @return checksum - the checksum of the object
|
| 299 |
|
|
*
|
| 300 |
|
|
* @throws InvalidToken
|
| 301 |
|
|
* @throws ServiceFailure
|
| 302 |
|
|
* @throws NotAuthorized
|
| 303 |
|
|
* @throws NotFound
|
| 304 |
|
|
* @throws InvalidRequest
|
| 305 |
|
|
* @throws NotImplemented
|
| 306 |
|
|
*/
|
| 307 |
6471
|
jones
|
@Override
|
| 308 |
6410
|
cjones
|
public Checksum getChecksum(Session session, Identifier pid)
|
| 309 |
|
|
throws InvalidToken, ServiceFailure, NotAuthorized, NotFound,
|
| 310 |
|
|
InvalidRequest, NotImplemented {
|
| 311 |
|
|
|
| 312 |
|
|
if (!isAuthorized(session, pid, Permission.READ)) {
|
| 313 |
|
|
throw new NotAuthorized("1400", Permission.READ + " not allowed on " + pid.getValue());
|
| 314 |
|
|
}
|
| 315 |
|
|
SystemMetadata systemMetadata = null;
|
| 316 |
|
|
try {
|
| 317 |
|
|
systemMetadata = IdentifierManager.getInstance().getSystemMetadata(pid.getValue());
|
| 318 |
|
|
} catch (McdbDocNotFoundException e) {
|
| 319 |
|
|
throw new NotFound("1420", "No record found for: " + pid.getValue());
|
| 320 |
|
|
}
|
| 321 |
|
|
Checksum checksum = systemMetadata.getChecksum();
|
| 322 |
|
|
|
| 323 |
|
|
return checksum;
|
| 324 |
|
|
}
|
| 325 |
6177
|
cjones
|
|
| 326 |
6410
|
cjones
|
/**
|
| 327 |
|
|
* Resolve the location of a given object
|
| 328 |
|
|
*
|
| 329 |
|
|
* @param session - the Session object containing the credentials for the Subject
|
| 330 |
|
|
* @param pid - the object identifier for the given object
|
| 331 |
|
|
*
|
| 332 |
|
|
* @return objectLocationList - the list of nodes known to contain the object
|
| 333 |
|
|
*
|
| 334 |
|
|
* @throws InvalidRequest
|
| 335 |
|
|
* @throws InvalidToken
|
| 336 |
|
|
* @throws ServiceFailure
|
| 337 |
|
|
* @throws NotAuthorized
|
| 338 |
|
|
* @throws NotFound
|
| 339 |
|
|
* @throws NotImplemented
|
| 340 |
|
|
*/
|
| 341 |
6471
|
jones
|
@Override
|
| 342 |
6410
|
cjones
|
public ObjectLocationList resolve(Session session, Identifier pid)
|
| 343 |
|
|
throws InvalidRequest, InvalidToken, ServiceFailure, NotAuthorized,
|
| 344 |
|
|
NotFound, NotImplemented {
|
| 345 |
6177
|
cjones
|
|
| 346 |
6410
|
cjones
|
throw new NotImplemented("4131", "resolve not implemented");
|
| 347 |
6303
|
leinfelder
|
|
| 348 |
6410
|
cjones
|
}
|
| 349 |
6177
|
cjones
|
|
| 350 |
6410
|
cjones
|
/**
|
| 351 |
|
|
* Search the metadata catalog for identifiers that match the criteria
|
| 352 |
|
|
*
|
| 353 |
|
|
* @param session - the Session object containing the credentials for the Subject
|
| 354 |
|
|
* @param queryType - An identifier for the type of query expression
|
| 355 |
|
|
* provided in the query
|
| 356 |
|
|
* @param query - The criteria for matching the characteristics of the
|
| 357 |
|
|
* metadata objects of interest
|
| 358 |
|
|
*
|
| 359 |
|
|
* @return objectList - the list of objects matching the criteria
|
| 360 |
|
|
*
|
| 361 |
|
|
* @throws InvalidToken
|
| 362 |
|
|
* @throws ServiceFailure
|
| 363 |
|
|
* @throws NotAuthorized
|
| 364 |
|
|
* @throws InvalidRequest
|
| 365 |
|
|
* @throws NotImplemented
|
| 366 |
|
|
*/
|
| 367 |
6471
|
jones
|
@Override
|
| 368 |
6410
|
cjones
|
public ObjectList search(Session session, String queryType, String query)
|
| 369 |
|
|
throws InvalidToken, ServiceFailure, NotAuthorized, InvalidRequest,
|
| 370 |
|
|
NotImplemented {
|
| 371 |
6177
|
cjones
|
|
| 372 |
6410
|
cjones
|
ObjectList objectList = null;
|
| 373 |
|
|
try {
|
| 374 |
|
|
objectList =
|
| 375 |
|
|
IdentifierManager.getInstance().querySystemMetadata(
|
| 376 |
|
|
null, //startTime,
|
| 377 |
|
|
null, //endTime,
|
| 378 |
|
|
null, //objectFormat,
|
| 379 |
|
|
false, //replicaStatus,
|
| 380 |
|
|
0, //start,
|
| 381 |
|
|
-1 //count
|
| 382 |
|
|
);
|
| 383 |
|
|
|
| 384 |
|
|
} catch (Exception e) {
|
| 385 |
|
|
throw new ServiceFailure("4310", "Error querying system metadata: " + e.getMessage());
|
| 386 |
|
|
}
|
| 387 |
6300
|
leinfelder
|
|
| 388 |
6410
|
cjones
|
return objectList;
|
| 389 |
|
|
|
| 390 |
|
|
//throw new NotImplemented("4281", "search not implemented");
|
| 391 |
|
|
|
| 392 |
|
|
// the code block below is from an older implementation
|
| 393 |
|
|
|
| 394 |
|
|
/* This block commented out because of the EcoGrid circular dependency.
|
| 395 |
6281
|
leinfelder
|
* For now, query will not be supported until the circularity can be
|
| 396 |
|
|
* resolved, probably by moving the ecogrid query syntax transformers
|
| 397 |
|
|
* directly into the Metacat codebase. MBJ 2010-02-03
|
| 398 |
|
|
|
| 399 |
|
|
try {
|
| 400 |
|
|
EcogridQueryParser parser = new EcogridQueryParser(request
|
| 401 |
|
|
.getReader());
|
| 402 |
|
|
parser.parseXML();
|
| 403 |
|
|
QueryType queryType = parser.getEcogridQuery();
|
| 404 |
|
|
EcogridJavaToMetacatJavaQueryTransformer queryTransformer =
|
| 405 |
|
|
new EcogridJavaToMetacatJavaQueryTransformer();
|
| 406 |
|
|
QuerySpecification metacatQuery = queryTransformer
|
| 407 |
|
|
.transform(queryType);
|
| 408 |
6223
|
leinfelder
|
|
| 409 |
6281
|
leinfelder
|
DBQuery metacat = new DBQuery();
|
| 410 |
|
|
|
| 411 |
|
|
boolean useXMLIndex = (new Boolean(PropertyService
|
| 412 |
|
|
.getProperty("database.usexmlindex"))).booleanValue();
|
| 413 |
|
|
String xmlquery = "query"; // we don't care the query in resultset,
|
| 414 |
|
|
// the query can be anything
|
| 415 |
|
|
PrintWriter out = null; // we don't want metacat result, so set out null
|
| 416 |
|
|
|
| 417 |
|
|
// parameter: queryspecification, user, group, usingIndexOrNot
|
| 418 |
|
|
StringBuffer result = metacat.createResultDocument(xmlquery,
|
| 419 |
|
|
metacatQuery, out, username, groupNames, useXMLIndex);
|
| 420 |
|
|
|
| 421 |
|
|
// create result set transfer
|
| 422 |
|
|
String saxparser = PropertyService.getProperty("xml.saxparser");
|
| 423 |
|
|
MetacatResultsetParser metacatResultsetParser = new MetacatResultsetParser(
|
| 424 |
|
|
new StringReader(result.toString()), saxparser, queryType
|
| 425 |
|
|
.getNamespace().get_value());
|
| 426 |
|
|
ResultsetType records = metacatResultsetParser.getEcogridResult();
|
| 427 |
|
|
|
| 428 |
|
|
System.out
|
| 429 |
|
|
.println(EcogridResultsetTransformer.toXMLString(records));
|
| 430 |
|
|
response.setContentType("text/xml");
|
| 431 |
|
|
out = response.getWriter();
|
| 432 |
|
|
out.print(EcogridResultsetTransformer.toXMLString(records));
|
| 433 |
|
|
|
| 434 |
|
|
} catch (Exception e) {
|
| 435 |
|
|
e.printStackTrace();
|
| 436 |
|
|
}*/
|
| 437 |
6410
|
cjones
|
|
| 438 |
6281
|
leinfelder
|
|
| 439 |
6410
|
cjones
|
}
|
| 440 |
|
|
|
| 441 |
|
|
/**
|
| 442 |
|
|
* Returns the object format registered in the DataONE Object Format
|
| 443 |
|
|
* Vocabulary for the given format identifier
|
| 444 |
|
|
*
|
| 445 |
|
|
* @param fmtid - the identifier of the format requested
|
| 446 |
|
|
*
|
| 447 |
|
|
* @return objectFormat - the object format requested
|
| 448 |
|
|
*
|
| 449 |
|
|
* @throws InvalidRequest
|
| 450 |
|
|
* @throws ServiceFailure
|
| 451 |
|
|
* @throws NotFound
|
| 452 |
|
|
* @throws InsufficientResources
|
| 453 |
|
|
* @throws NotImplemented
|
| 454 |
|
|
*/
|
| 455 |
6471
|
jones
|
@Override
|
| 456 |
6410
|
cjones
|
public ObjectFormat getFormat(ObjectFormatIdentifier fmtid)
|
| 457 |
|
|
throws InvalidRequest, ServiceFailure, NotFound, InsufficientResources,
|
| 458 |
|
|
NotImplemented {
|
| 459 |
|
|
|
| 460 |
|
|
return ObjectFormatService.getInstance().getFormat(fmtid);
|
| 461 |
|
|
|
| 462 |
|
|
}
|
| 463 |
6177
|
cjones
|
|
| 464 |
6410
|
cjones
|
/**
|
| 465 |
6177
|
cjones
|
* Returns a list of all object formats registered in the DataONE Object
|
| 466 |
|
|
* Format Vocabulary
|
| 467 |
6410
|
cjones
|
*
|
| 468 |
|
|
* @return objectFormatList - The list of object formats registered in
|
| 469 |
|
|
* the DataONE Object Format Vocabulary
|
| 470 |
|
|
*
|
| 471 |
|
|
* @throws InvalidRequest
|
| 472 |
|
|
* @throws ServiceFailure
|
| 473 |
|
|
* @throws NotImplemented
|
| 474 |
|
|
* @throws NotFound
|
| 475 |
|
|
* @throws InsufficientResources
|
| 476 |
|
|
*/
|
| 477 |
6471
|
jones
|
@Override
|
| 478 |
6410
|
cjones
|
public ObjectFormatList listFormats()
|
| 479 |
|
|
throws InvalidRequest, ServiceFailure, NotFound, InsufficientResources,
|
| 480 |
|
|
NotImplemented {
|
| 481 |
6177
|
cjones
|
|
| 482 |
6410
|
cjones
|
return ObjectFormatService.getInstance().listFormats();
|
| 483 |
|
|
}
|
| 484 |
6177
|
cjones
|
|
| 485 |
6410
|
cjones
|
/**
|
| 486 |
6177
|
cjones
|
* Returns a list of nodes that have been registered with the DataONE infrastructure
|
| 487 |
6410
|
cjones
|
*
|
| 488 |
|
|
* @return nodeList - List of nodes from the registry
|
| 489 |
|
|
*
|
| 490 |
|
|
* @throws ServiceFailure
|
| 491 |
|
|
* @throws NotImplemented
|
| 492 |
|
|
*/
|
| 493 |
6471
|
jones
|
@Override
|
| 494 |
6410
|
cjones
|
public NodeList listNodes()
|
| 495 |
|
|
throws NotImplemented, ServiceFailure {
|
| 496 |
6177
|
cjones
|
|
| 497 |
6410
|
cjones
|
throw new NotImplemented("4800", "listNodes not implemented");
|
| 498 |
|
|
}
|
| 499 |
6177
|
cjones
|
|
| 500 |
6410
|
cjones
|
/**
|
| 501 |
6177
|
cjones
|
* Provides a mechanism for adding system metadata independently of its
|
| 502 |
|
|
* associated object, such as when adding system metadata for data objects.
|
| 503 |
6410
|
cjones
|
*
|
| 504 |
|
|
* @param session - the Session object containing the credentials for the Subject
|
| 505 |
|
|
* @param pid - The identifier of the object to register the system metadata against
|
| 506 |
|
|
* @param sysmeta - The system metadata to be registered
|
| 507 |
|
|
*
|
| 508 |
|
|
* @return true if the registration succeeds
|
| 509 |
|
|
*
|
| 510 |
|
|
* @throws NotImplemented
|
| 511 |
|
|
* @throws NotAuthorized
|
| 512 |
|
|
* @throws ServiceFailure
|
| 513 |
|
|
* @throws InvalidRequest
|
| 514 |
|
|
* @throws InvalidSystemMetadata
|
| 515 |
|
|
*/
|
| 516 |
6471
|
jones
|
@Override
|
| 517 |
6410
|
cjones
|
public Identifier registerSystemMetadata(Session session, Identifier guid,
|
| 518 |
|
|
SystemMetadata sysmeta)
|
| 519 |
|
|
throws NotImplemented, NotAuthorized, ServiceFailure, InvalidRequest,
|
| 520 |
|
|
InvalidSystemMetadata {
|
| 521 |
6177
|
cjones
|
|
| 522 |
6410
|
cjones
|
// TODO: control who can call this?
|
| 523 |
|
|
if (session == null) {
|
| 524 |
|
|
//TODO: many of the thrown exceptions do not use the correct error codes
|
| 525 |
|
|
//check these against the docs and correct them
|
| 526 |
|
|
throw new NotAuthorized("4861", "No Session - could not authorize for registration." +
|
| 527 |
|
|
" If you are not logged in, please do so and retry the request.");
|
| 528 |
|
|
}
|
| 529 |
|
|
|
| 530 |
|
|
// verify that guid == SystemMetadata.getIdentifier()
|
| 531 |
|
|
logMetacat.debug("Comparing guid|sysmeta_guid: " + guid.getValue() + "|" + sysmeta.getIdentifier().getValue());
|
| 532 |
|
|
if (!guid.getValue().equals(sysmeta.getIdentifier().getValue())) {
|
| 533 |
|
|
throw new InvalidRequest("4863",
|
| 534 |
|
|
"GUID in method call (" + guid.getValue() + ") does not match GUID in system metadata (" +
|
| 535 |
|
|
sysmeta.getIdentifier().getValue() + ").");
|
| 536 |
|
|
}
|
| 537 |
6188
|
leinfelder
|
|
| 538 |
6410
|
cjones
|
logMetacat.debug("Checking if identifier exists...");
|
| 539 |
|
|
// Check that the identifier does not already exist
|
| 540 |
|
|
if (IdentifierManager.getInstance().identifierExists(guid.getValue())) {
|
| 541 |
|
|
throw new InvalidRequest("4863",
|
| 542 |
|
|
"GUID is already in use by an existing object.");
|
| 543 |
|
|
|
| 544 |
|
|
}
|
| 545 |
6188
|
leinfelder
|
|
| 546 |
6410
|
cjones
|
// insert the system metadata into the object store
|
| 547 |
|
|
logMetacat.debug("Starting to insert SystemMetadata...");
|
| 548 |
|
|
sysmeta.setDateSysMetadataModified(new Date());
|
| 549 |
|
|
try {
|
| 550 |
6466
|
cjones
|
HazelcastService.getInstance().getSystemMetadataMap().lock(sysmeta.getIdentifier());
|
| 551 |
6468
|
leinfelder
|
HazelcastService.getInstance().getSystemMetadataMap().put(sysmeta.getIdentifier(), sysmeta);
|
| 552 |
6466
|
cjones
|
HazelcastService.getInstance().getSystemMetadataMap().unlock(sysmeta.getIdentifier());
|
| 553 |
6410
|
cjones
|
} catch (Exception e) {
|
| 554 |
6495
|
leinfelder
|
logMetacat.error("Problem registering system metadata: " + guid.getValue(), e);
|
| 555 |
6410
|
cjones
|
throw new ServiceFailure("4862", "Error inserting system metadata: " + e.getClass() + ": " + e.getMessage());
|
| 556 |
6466
|
cjones
|
} finally {
|
| 557 |
|
|
HazelcastService.getInstance().getSystemMetadataMap().unlock(sysmeta.getIdentifier());
|
| 558 |
|
|
|
| 559 |
6410
|
cjones
|
}
|
| 560 |
|
|
|
| 561 |
|
|
logMetacat.debug("Returning from registerSystemMetadata");
|
| 562 |
|
|
EventLog.getInstance().log(null, session.getSubject().getValue(), guid.getValue(), "registerSystemMetadata");
|
| 563 |
|
|
return guid;
|
| 564 |
|
|
}
|
| 565 |
6177
|
cjones
|
|
| 566 |
6410
|
cjones
|
/**
|
| 567 |
|
|
* Provides a mechanism for updating system metadata independently of its
|
| 568 |
|
|
* associated object
|
| 569 |
|
|
*
|
| 570 |
|
|
* @param session - the Session object containing the credentials for the Subject
|
| 571 |
|
|
* @param pid - The identifier of the system metadata
|
| 572 |
|
|
* @param sysmeta - The system metadata to be registered
|
| 573 |
|
|
*
|
| 574 |
|
|
* @return true if the update succeeds
|
| 575 |
|
|
*
|
| 576 |
|
|
* @throws NotImplemented
|
| 577 |
|
|
* @throws NotAuthorized
|
| 578 |
|
|
* @throws ServiceFailure
|
| 579 |
|
|
* @throws InvalidRequest
|
| 580 |
|
|
* @throws InvalidSystemMetadata
|
| 581 |
|
|
* @throws NotFound
|
| 582 |
|
|
*/
|
| 583 |
6471
|
jones
|
@Override
|
| 584 |
6410
|
cjones
|
public boolean updateSystemMetadata(Session session, Identifier guid,
|
| 585 |
|
|
SystemMetadata sysmeta)
|
| 586 |
|
|
throws NotImplemented, NotAuthorized, ServiceFailure, InvalidRequest,
|
| 587 |
|
|
InvalidSystemMetadata, NotFound {
|
| 588 |
6378
|
leinfelder
|
|
| 589 |
6410
|
cjones
|
// TODO: control who can call this?
|
| 590 |
|
|
if (session == null) {
|
| 591 |
|
|
//TODO: many of the thrown exceptions do not use the correct error codes
|
| 592 |
|
|
//check these against the docs and correct them
|
| 593 |
|
|
throw new NotAuthorized("4861", "No Session - could not authorize for update." +
|
| 594 |
|
|
" If you are not logged in, please do so and retry the request.");
|
| 595 |
|
|
}
|
| 596 |
|
|
|
| 597 |
|
|
// verify that guid == SystemMetadata.getIdentifier()
|
| 598 |
|
|
logMetacat.debug("Comparing guid|sysmeta_guid: " + guid.getValue() + "|" + sysmeta.getIdentifier().getValue());
|
| 599 |
|
|
if (!guid.getValue().equals(sysmeta.getIdentifier().getValue())) {
|
| 600 |
|
|
throw new InvalidRequest("4863",
|
| 601 |
|
|
"GUID in method call (" + guid.getValue() + ") does not match GUID in system metadata (" +
|
| 602 |
|
|
sysmeta.getIdentifier().getValue() + ").");
|
| 603 |
|
|
}
|
| 604 |
6378
|
leinfelder
|
|
| 605 |
6410
|
cjones
|
logMetacat.debug("Checking if identifier exists...");
|
| 606 |
|
|
// Check that the identifier exists
|
| 607 |
|
|
if (!IdentifierManager.getInstance().identifierExists(guid.getValue())) {
|
| 608 |
|
|
throw new NotFound("000",
|
| 609 |
|
|
"GUID does not exist");
|
| 610 |
|
|
}
|
| 611 |
6378
|
leinfelder
|
|
| 612 |
6410
|
cjones
|
// update the system metadata into the object store
|
| 613 |
|
|
logMetacat.debug("Starting to update SystemMetadata...");
|
| 614 |
|
|
sysmeta.setDateSysMetadataModified(new Date());
|
| 615 |
|
|
|
| 616 |
6468
|
leinfelder
|
// update system metadata
|
| 617 |
|
|
try {
|
| 618 |
|
|
HazelcastService.getInstance().getSystemMetadataMap().lock(sysmeta.getIdentifier());
|
| 619 |
|
|
HazelcastService.getInstance().getSystemMetadataMap().put(sysmeta.getIdentifier(), sysmeta);
|
| 620 |
|
|
HazelcastService.getInstance().getSystemMetadataMap().unlock(sysmeta.getIdentifier());
|
| 621 |
|
|
} catch (Exception e) {
|
| 622 |
|
|
throw new ServiceFailure("4852", e.getMessage());
|
| 623 |
|
|
} finally {
|
| 624 |
|
|
HazelcastService.getInstance().getSystemMetadataMap().unlock(sysmeta.getIdentifier());
|
| 625 |
|
|
}
|
| 626 |
|
|
|
| 627 |
6410
|
cjones
|
logMetacat.debug("Returning from updateSystemMetadata");
|
| 628 |
|
|
EventLog.getInstance().log(null, session.getSubject().getValue(), guid.getValue(), "updateSystemMetadata");
|
| 629 |
|
|
return true;
|
| 630 |
|
|
}
|
| 631 |
|
|
|
| 632 |
|
|
/**
|
| 633 |
6177
|
cjones
|
* Given an optional scope and format, reserves and returns an identifier
|
| 634 |
|
|
* within that scope and format that is unique and will not be
|
| 635 |
|
|
* used by any other sessions.
|
| 636 |
6410
|
cjones
|
*
|
| 637 |
|
|
* @param session - the Session object containing the credentials for the Subject
|
| 638 |
|
|
* @param pid - The identifier of the object to register the system metadata against
|
| 639 |
|
|
* @param scope - An optional string to be used to qualify the scope of
|
| 640 |
|
|
* the identifier namespace, which is applied differently
|
| 641 |
|
|
* depending on the format requested. If scope is not
|
| 642 |
|
|
* supplied, a default scope will be used.
|
| 643 |
|
|
* @param format - The optional name of the identifier format to be used,
|
| 644 |
|
|
* drawn from a DataONE-specific vocabulary of identifier
|
| 645 |
|
|
* format names, including several common syntaxes such
|
| 646 |
|
|
* as DOI, LSID, UUID, and LSRN, among others. If the
|
| 647 |
|
|
* format is not supplied by the caller, the CN service
|
| 648 |
|
|
* will use a default identifier format, which may change
|
| 649 |
|
|
* over time.
|
| 650 |
|
|
*
|
| 651 |
|
|
* @return true if the registration succeeds
|
| 652 |
|
|
*
|
| 653 |
|
|
* @throws InvalidToken
|
| 654 |
|
|
* @throws ServiceFailure
|
| 655 |
|
|
* @throws NotAuthorized
|
| 656 |
|
|
* @throws IdentifierNotUnique
|
| 657 |
|
|
* @throws NotImplemented
|
| 658 |
|
|
*/
|
| 659 |
6471
|
jones
|
@Override
|
| 660 |
6410
|
cjones
|
public boolean reserveIdentifier(Session session, Identifier pid)
|
| 661 |
|
|
throws InvalidToken, ServiceFailure,
|
| 662 |
6378
|
leinfelder
|
NotAuthorized, IdentifierNotUnique, NotImplemented, InvalidRequest {
|
| 663 |
6177
|
cjones
|
|
| 664 |
6410
|
cjones
|
throw new NotImplemented("4191", "reserveIdentifier not implemented on this node");
|
| 665 |
|
|
}
|
| 666 |
|
|
|
| 667 |
6471
|
jones
|
@Override
|
| 668 |
6410
|
cjones
|
public Identifier generateIdentifier(Session session, String scheme, String fragment)
|
| 669 |
|
|
throws InvalidToken, ServiceFailure,
|
| 670 |
6378
|
leinfelder
|
NotAuthorized, NotImplemented, InvalidRequest {
|
| 671 |
6410
|
cjones
|
throw new NotImplemented("4191", "generateIdentifier not implemented on this node");
|
| 672 |
|
|
}
|
| 673 |
|
|
|
| 674 |
|
|
/**
|
| 675 |
|
|
* Checks whether the pid is reserved by the subject in the session param
|
| 676 |
|
|
* If the reservation is held on the pid by the subject, we return true.
|
| 677 |
|
|
*
|
| 678 |
|
|
* @param session - the Session object containing the Subject
|
| 679 |
|
|
* @param pid - The identifier to check
|
| 680 |
|
|
*
|
| 681 |
|
|
* @return true if the reservation exists for the subject/pid
|
| 682 |
|
|
*
|
| 683 |
|
|
* @throws InvalidToken
|
| 684 |
|
|
* @throws ServiceFailure
|
| 685 |
|
|
* @throws NotFound - when the pid is not found (in use or in reservation)
|
| 686 |
|
|
* @throws NotAuthorized - when the subject does not hold a reservation on the pid
|
| 687 |
|
|
* @throws IdentifierNotUnique - when the pid is in use
|
| 688 |
|
|
* @throws NotImplemented
|
| 689 |
|
|
*/
|
| 690 |
6177
|
cjones
|
|
| 691 |
6471
|
jones
|
@Override
|
| 692 |
6410
|
cjones
|
public boolean hasReservation(Session session, Identifier pid)
|
| 693 |
|
|
throws InvalidToken, ServiceFailure, NotFound, NotAuthorized, IdentifierNotUnique,
|
| 694 |
|
|
NotImplemented, InvalidRequest {
|
| 695 |
|
|
|
| 696 |
|
|
throw new NotImplemented("4191", "hasReservation not implemented on this node");
|
| 697 |
|
|
}
|
| 698 |
6339
|
leinfelder
|
|
| 699 |
6410
|
cjones
|
/**
|
| 700 |
6177
|
cjones
|
* Changes ownership (RightsHolder) of the specified object to the
|
| 701 |
|
|
* subject specified by userId
|
| 702 |
6410
|
cjones
|
*
|
| 703 |
|
|
* @param session - the Session object containing the credentials for the Subject
|
| 704 |
|
|
* @param pid - Identifier of the object to be modified
|
| 705 |
|
|
* @param userId - The subject that will be taking ownership of the specified object.
|
| 706 |
|
|
*
|
| 707 |
|
|
* @return pid - the identifier of the modified object
|
| 708 |
|
|
*
|
| 709 |
|
|
* @throws ServiceFailure
|
| 710 |
|
|
* @throws InvalidToken
|
| 711 |
|
|
* @throws NotFound
|
| 712 |
|
|
* @throws NotAuthorized
|
| 713 |
|
|
* @throws NotImplemented
|
| 714 |
|
|
* @throws InvalidRequest
|
| 715 |
|
|
*/
|
| 716 |
6471
|
jones
|
@Override
|
| 717 |
6410
|
cjones
|
public Identifier setOwner(Session session, Identifier pid, Subject userId)
|
| 718 |
|
|
throws InvalidToken, ServiceFailure, NotFound, NotAuthorized,
|
| 719 |
|
|
NotImplemented, InvalidRequest {
|
| 720 |
|
|
|
| 721 |
|
|
// get the subject
|
| 722 |
|
|
Subject subject = session.getSubject();
|
| 723 |
|
|
// get the system metadata
|
| 724 |
|
|
String guid = pid.getValue();
|
| 725 |
|
|
|
| 726 |
|
|
// are we allowed to do this?
|
| 727 |
|
|
if (!isAuthorized(session, pid, Permission.CHANGE_PERMISSION)) {
|
| 728 |
|
|
throw new NotAuthorized("4440", "not allowed by " + subject.getValue() + " on " + guid);
|
| 729 |
|
|
}
|
| 730 |
|
|
|
| 731 |
|
|
SystemMetadata systemMetadata = null;
|
| 732 |
|
|
try {
|
| 733 |
|
|
systemMetadata = IdentifierManager.getInstance().getSystemMetadata(guid);
|
| 734 |
|
|
} catch (McdbDocNotFoundException e) {
|
| 735 |
|
|
throw new NotFound("4460", "No record found for: " + guid);
|
| 736 |
|
|
}
|
| 737 |
|
|
|
| 738 |
|
|
// set the new rights holder
|
| 739 |
|
|
systemMetadata.setRightsHolder(userId);
|
| 740 |
|
|
|
| 741 |
|
|
// update the metadata
|
| 742 |
6468
|
leinfelder
|
try {
|
| 743 |
|
|
HazelcastService.getInstance().getSystemMetadataMap().lock(systemMetadata.getIdentifier());
|
| 744 |
|
|
HazelcastService.getInstance().getSystemMetadataMap().put(systemMetadata.getIdentifier(), systemMetadata);
|
| 745 |
|
|
HazelcastService.getInstance().getSystemMetadataMap().unlock(systemMetadata.getIdentifier());
|
| 746 |
|
|
} catch (Exception e) {
|
| 747 |
|
|
throw new ServiceFailure("4490", e.getMessage());
|
| 748 |
|
|
} finally {
|
| 749 |
|
|
HazelcastService.getInstance().getSystemMetadataMap().unlock(systemMetadata.getIdentifier());
|
| 750 |
|
|
}
|
| 751 |
|
|
|
| 752 |
6410
|
cjones
|
return pid;
|
| 753 |
|
|
}
|
| 754 |
6177
|
cjones
|
|
| 755 |
6410
|
cjones
|
/**
|
| 756 |
|
|
* Verify that a replication task is authorized by comparing the target node's
|
| 757 |
|
|
* Subject (from the X.509 certificate-derived Session) with the list of
|
| 758 |
|
|
* subjects in the known, pending replication tasks map.
|
| 759 |
|
|
*
|
| 760 |
|
|
* @param originatingNodeSession - Session information that contains the
|
| 761 |
|
|
* identity of the calling user
|
| 762 |
|
|
* @param targetNodeSubject - Subject identifying the target node
|
| 763 |
|
|
* @param pid - the identifier of the object to be replicated
|
| 764 |
|
|
* @param replicatePermission - the execute permission to be granted
|
| 765 |
|
|
*
|
| 766 |
|
|
* @throws ServiceFailure
|
| 767 |
|
|
* @throws NotImplemented
|
| 768 |
|
|
* @throws InvalidToken
|
| 769 |
|
|
* @throws NotAuthorized
|
| 770 |
|
|
* @throws InvalidRequest
|
| 771 |
|
|
* @throws NotFound
|
| 772 |
|
|
*/
|
| 773 |
6471
|
jones
|
@Override
|
| 774 |
6409
|
cjones
|
public boolean isNodeAuthorized(Session originatingNodeSession,
|
| 775 |
6384
|
cjones
|
Subject targetNodeSubject, Identifier pid, Permission replicatePermission)
|
| 776 |
6410
|
cjones
|
throws NotImplemented, NotAuthorized, InvalidToken, ServiceFailure,
|
| 777 |
|
|
NotFound, InvalidRequest {
|
| 778 |
6384
|
cjones
|
|
| 779 |
6463
|
cjones
|
boolean isAllowed = false;
|
| 780 |
|
|
SystemMetadata sysmeta = null;
|
| 781 |
|
|
NodeReference targetNode = null;
|
| 782 |
|
|
|
| 783 |
|
|
try {
|
| 784 |
6484
|
cjones
|
// get the target node reference from the nodes list
|
| 785 |
|
|
CNode cn = D1Client.getCN();
|
| 786 |
|
|
List<Node> nodes = (List<Node>) cn.listNodes();
|
| 787 |
|
|
|
| 788 |
|
|
for ( Node node : nodes ) {
|
| 789 |
|
|
Subject nodeSubject = node.getSubject(0);
|
| 790 |
|
|
if (nodeSubject.getValue().equals(targetNodeSubject)) {
|
| 791 |
|
|
targetNode = node.getIdentifier();
|
| 792 |
|
|
|
| 793 |
|
|
}
|
| 794 |
|
|
}
|
| 795 |
6419
|
leinfelder
|
|
| 796 |
6484
|
cjones
|
|
| 797 |
6468
|
leinfelder
|
//lock, get, and unlock the pid
|
| 798 |
6463
|
cjones
|
HazelcastService.getInstance().getSystemMetadataMap().lock(pid);
|
| 799 |
6468
|
leinfelder
|
sysmeta = HazelcastService.getInstance().getSystemMetadataMap().get(pid);
|
| 800 |
|
|
HazelcastService.getInstance().getSystemMetadataMap().unlock(pid);
|
| 801 |
6463
|
cjones
|
List<Replica> replicaList = sysmeta.getReplicaList();
|
| 802 |
6419
|
leinfelder
|
|
| 803 |
6484
|
cjones
|
// find the replica with the status set to 'requested'
|
| 804 |
|
|
for (Replica replica : replicaList) {
|
| 805 |
|
|
ReplicationStatus status = replica.getReplicationStatus();
|
| 806 |
|
|
NodeReference listedNode = replica.getReplicaMemberNode();
|
| 807 |
|
|
if (listedNode.equals(targetNode)
|
| 808 |
|
|
&& status.equals(ReplicationStatus.REQUESTED)) {
|
| 809 |
|
|
isAllowed = true;
|
| 810 |
|
|
break;
|
| 811 |
6463
|
cjones
|
|
| 812 |
6484
|
cjones
|
}
|
| 813 |
|
|
}
|
| 814 |
|
|
|
| 815 |
6463
|
cjones
|
} catch(Exception e) {
|
| 816 |
|
|
// Catch Hazelcast RuntimeExceptions
|
| 817 |
6419
|
leinfelder
|
|
| 818 |
6463
|
cjones
|
} finally {
|
| 819 |
|
|
// always unlock the pid
|
| 820 |
|
|
HazelcastService.getInstance().getSystemMetadataMap().unlock(pid);
|
| 821 |
|
|
|
| 822 |
|
|
}
|
| 823 |
|
|
|
| 824 |
|
|
return isAllowed;
|
| 825 |
6410
|
cjones
|
|
| 826 |
6384
|
cjones
|
}
|
| 827 |
|
|
|
| 828 |
6177
|
cjones
|
}
|