org.argeo.util/src/org/argeo/util/directory/ldap/AbstractLdapEntry.java

   1 package org.argeo.util.directory.ldap;
   2
   3 import javax.naming.directory.Attributes;
   4 import javax.naming.ldap.LdapName;
   5
   6 public abstract class AbstractLdapEntry implements LdapEntry {
   7         private final AbstractLdapDirectory directory;
   8
   9         private final LdapName dn;
  10
  11         private Attributes publishedAttributes;
  12
  13         protected AbstractLdapEntry(AbstractLdapDirectory userAdmin, LdapName dn, Attributes attributes) {
  14                 this.directory = userAdmin;
  15                 this.dn = dn;
  16                 this.publishedAttributes = attributes;
  17         }
  18
  19         @Override
  20         public LdapName getDn() {
  21                 return dn;
  22         }
  23
  24         public synchronized Attributes getAttributes() {
  25                 return isEditing() ? getModifiedAttributes() : publishedAttributes;
  26         }
  27
  28         /** Should only be called from working copy thread. */
  29         protected synchronized Attributes getModifiedAttributes() {
  30                 assert getWc() != null;
  31                 return getWc().getModifiedData().get(getDn());
  32         }
  33
  34         protected synchronized boolean isEditing() {
  35                 return getWc() != null && getModifiedAttributes() != null;
  36         }
  37
  38         private synchronized LdapEntryWorkingCopy getWc() {
  39                 return directory.getWorkingCopy();
  40         }
  41
  42         protected synchronized void startEditing() {
  43 //              if (frozen)
  44 //                      throw new IllegalStateException("Cannot edit frozen view");
  45                 if (directory.isReadOnly())
  46                         throw new IllegalStateException("User directory is read-only");
  47                 assert getModifiedAttributes() == null;
  48                 getWc().startEditing(this);
  49                 // modifiedAttributes = (Attributes) publishedAttributes.clone();
  50         }
  51
  52         public synchronized void publishAttributes(Attributes modifiedAttributes) {
  53                 publishedAttributes = modifiedAttributes;
  54         }
  55
  56         protected AbstractLdapDirectory getDirectory() {
  57                 return directory;
  58         }
  59
  60         @Override
  61         public int hashCode() {
  62                 return dn.hashCode();
  63         }
  64
  65         @Override
  66         public boolean equals(Object obj) {
  67                 if (this == obj)
  68                         return true;
  69                 if (obj instanceof LdapEntry) {
  70                         LdapEntry that = (LdapEntry) obj;
  71                         return this.dn.equals(that.getDn());
  72                 }
  73                 return false;
  74         }
  75
  76         @Override
  77         public String toString() {
  78                 return dn.toString();
  79         }
  80
  81 }