/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
package org.apache.directory.studio.ldapbrowser.core.model.impl;
import java.util.ArrayList;
import java.util.List;
import org.apache.directory.shared.ldap.name.LdapDN;
import org.apache.directory.shared.ldap.util.LdapURL;
import org.apache.directory.studio.connection.core.Connection;
import org.apache.directory.studio.connection.core.ConnectionCorePlugin;
import org.apache.directory.studio.ldapbrowser.core.jobs.InitializeAttributesRunnable;
import org.apache.directory.studio.ldapbrowser.core.jobs.StudioBrowserJob;
import org.apache.directory.studio.ldapbrowser.core.model.IBrowserConnection;
import org.apache.directory.studio.ldapbrowser.core.model.IContinuation;
import org.apache.directory.studio.ldapbrowser.core.model.IEntry;
import org.apache.directory.studio.ldapbrowser.core.model.schema.Schema;
/**
* An {@link ContinuedSearchResultEntry} represents a result entry of a search continuation.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
* @version $Rev$, $Date$
*/
public class ContinuedSearchResultEntry extends DelegateEntry implements IContinuation
{
private static final long serialVersionUID = -6351277968774226912L;
/** The search continuation URL. */
private LdapURL url;
/** The state. */
private State state;
/** The dummy connection. */
private DummyConnection dummyConnection;
protected ContinuedSearchResultEntry()
{
}
/**
* Creates a new instance of ContinuedSearchResultEntry.
*
* Sets the internal state of the target connection to "resolved".
*
* @param connection the connection of the continued search
* @param dn the DN of the entry
*/
public ContinuedSearchResultEntry( IBrowserConnection connection, LdapDN dn )
{
super( connection, dn );
this.state = State.RESOLVED;
}
/**
* Sets the internal state of the target connection to "unresolved".
* This means, when calling {@link #getAttributes()} or {@link #getChildren()}
* the user is asked for the target connection to use.
*
* @param url the new unresolved
*/
public void setUnresolved( LdapURL url )
{
this.state = State.UNRESOLVED;
this.url = url;
super.connectionId = null;
}
@Override
public IBrowserConnection getBrowserConnection()
{
if ( state == State.RESOLVED )
{
return super.getBrowserConnection();
}
else
{
if ( dummyConnection == null )
{
dummyConnection = new DummyConnection( Schema.DEFAULT_SCHEMA );
}
return dummyConnection;
}
}
@Override
protected IEntry getDelegate()
{
if ( state == State.RESOLVED )
{
return super.getDelegate();
}
else
{
return null;
}
}
/**
* {@inheritDoc}
*/
public State getState()
{
return state;
}
/**
* {@inheritDoc}
*/
public LdapURL getUrl()
{
return url != null ? url : super.getUrl();
}
/**
* {@inheritDoc}
*/
public void resolve()
{
// get referral connection, exit if canceled
List<LdapURL> urls = new ArrayList<LdapURL>();
urls.add( url );
Connection referralConnection = ConnectionCorePlugin.getDefault().getReferralHandler().getReferralConnection(
urls );
if ( referralConnection == null )
{
state = State.CANCELED;
entryDoesNotExist = true;
}
else
{
state = State.RESOLVED;
super.connectionId = referralConnection.getId();
InitializeAttributesRunnable iar = new InitializeAttributesRunnable( this );
new StudioBrowserJob( iar ).execute();
}
}
/**
* {@inheritDoc}
*/
public int hashCode()
{
return getDn().hashCode();
}
/**
* {@inheritDoc}
*/
public boolean equals( Object o )
{
// check argument
if ( o == null || !( o instanceof ContinuedSearchResultEntry ) )
{
return false;
}
ContinuedSearchResultEntry e = ( ContinuedSearchResultEntry ) o;
// compare dn and connection
return getDn() == null ? e.getDn() == null : ( getDn().equals( e.getDn() ) && getBrowserConnection().equals(
e.getBrowserConnection() ) );
}
}