JcrEntityDefinition.java

   1 package org.argeo.entity.core;
   2
   3 import java.util.Map;
   4
   5 import javax.jcr.Node;
   6 import javax.jcr.Repository;
   7 import javax.jcr.RepositoryException;
   8 import javax.jcr.Session;
   9
  10 import org.argeo.api.NodeUtils;
  11 import org.argeo.entity.EntityConstants;
  12 import org.argeo.entity.EntityDefinition;
  13 import org.argeo.entity.EntityNames;
  14 import org.argeo.entity.EntityTypes;
  15 import org.argeo.jcr.Jcr;
  16 import org.argeo.jcr.JcrUtils;
  17 import org.osgi.framework.BundleContext;
  18
  19 /** An entity definition based on a JCR data structure. */
  20 public class JcrEntityDefinition implements EntityDefinition {
  21         private Repository repository;
  22
  23         private String type;
  24         private String defaultEditoryId;
  25
  26         public void init(BundleContext bundleContext, Map<String, String> properties) throws RepositoryException {
  27                 Session adminSession = NodeUtils.openDataAdminSession(repository, null);
  28                 try {
  29                         type = properties.get(EntityConstants.TYPE);
  30                         if (type == null)
  31                                 throw new IllegalArgumentException("Entity type property " + EntityConstants.TYPE + " must be set.");
  32                         defaultEditoryId = properties.get(EntityConstants.DEFAULT_EDITORY_ID);
  33                         String definitionPath = EntityNames.ENTITY_DEFINITIONS_PATH + '/' + type;
  34                         if (!adminSession.itemExists(definitionPath)) {
  35                                 Node entityDefinition = JcrUtils.mkdirs(adminSession, definitionPath, EntityTypes.ENTITY_DEFINITION);
  36 //                              entityDefinition.addMixin(EntityTypes.ENTITY_DEFINITION);
  37                                 adminSession.save();
  38                         }
  39                         initJcr(adminSession);
  40                 } finally {
  41                         Jcr.logout(adminSession);
  42                 }
  43         }
  44
  45         /** To be overridden in order to perform additional initialisations. */
  46         protected void initJcr(Session adminSession) throws RepositoryException {
  47
  48         }
  49
  50         public void destroy(BundleContext bundleContext, Map<String, String> properties) throws RepositoryException {
  51
  52         }
  53
  54         @Override
  55         public String getEditorId(Node entity) {
  56                 return defaultEditoryId;
  57         }
  58
  59         @Override
  60         public String getType() {
  61                 return type;
  62         }
  63
  64         protected Repository getRepository() {
  65                 return repository;
  66         }
  67
  68         public void setRepository(Repository repository) {
  69                 this.repository = repository;
  70         }
  71
  72         public String toString() {
  73                 return "Entity Definition " + getType();
  74         }
  75
  76 }