+package org.argeo.osgi.useradmin;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import javax.naming.directory.Attributes;
+import javax.naming.ldap.LdapName;
+import javax.transaction.xa.XAResource;
+
+/** {@link XAResource} for a user directory being edited. */
+class UserDirectoryWorkingCopy {
+ // private final static Log log = LogFactory
+ // .getLog(UserDirectoryWorkingCopy.class);
+
+ private Map<LdapName, DirectoryUser> newUsers = new HashMap<LdapName, DirectoryUser>();
+ private Map<LdapName, Attributes> modifiedUsers = new HashMap<LdapName, Attributes>();
+ private Map<LdapName, DirectoryUser> deletedUsers = new HashMap<LdapName, DirectoryUser>();
+
+ void cleanUp() {
+ // clean collections
+ newUsers.clear();
+ newUsers = null;
+ modifiedUsers.clear();
+ modifiedUsers = null;
+ deletedUsers.clear();
+ deletedUsers = null;
+ }
+
+ public boolean noModifications() {
+ return newUsers.size() == 0 && modifiedUsers.size() == 0
+ && deletedUsers.size() == 0;
+ }
+
+ public Attributes getAttributes(LdapName dn) {
+ if (modifiedUsers.containsKey(dn))
+ return modifiedUsers.get(dn);
+ return null;
+ }
+
+ public void startEditing(DirectoryUser user) {
+ LdapName dn = user.getDn();
+ if (modifiedUsers.containsKey(dn))
+ throw new UserDirectoryException("Already editing " + dn);
+ modifiedUsers.put(dn, (Attributes) user.getAttributes().clone());
+ }
+
+ public Map<LdapName, DirectoryUser> getNewUsers() {
+ return newUsers;
+ }
+
+ public Map<LdapName, DirectoryUser> getDeletedUsers() {
+ return deletedUsers;
+ }
+
+ public Map<LdapName, Attributes> getModifiedUsers() {
+ return modifiedUsers;
+ }
+}