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/*******************************************************************************
* Copyright (c) 2006, 2008 Oracle. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0, which accompanies this distribution
* and is available at http://www.eclipse.org/legal/epl-v10.html.
*
* Contributors:
* Oracle - initial API and implementation
******************************************************************************/
package org.eclipse.jpt.db.internal;
import java.util.Iterator;
import java.util.Vector;
import org.eclipse.datatools.connectivity.IConnectionProfile;
import org.eclipse.datatools.connectivity.IProfileListener1;
import org.eclipse.datatools.connectivity.ProfileManager;
import org.eclipse.jpt.db.ConnectionProfile;
import org.eclipse.jpt.db.ConnectionProfileFactory;
import org.eclipse.jpt.db.ConnectionProfileListener;
import org.eclipse.jpt.db.DatabaseFinder;
import org.eclipse.jpt.utility.internal.iterators.ArrayIterator;
import org.eclipse.jpt.utility.internal.iterators.CloneIterator;
import org.eclipse.jpt.utility.internal.iterators.TransformationIterator;
/**
* Wrap the DTP ProfileManager in yet another singleton.
*/
public final class DTPConnectionProfileFactory
implements ConnectionProfileFactory
{
private ProfileManager dtpProfileManager;
private LocalProfileListener profileListener;
// ********** singleton **********
private static final DTPConnectionProfileFactory INSTANCE = new DTPConnectionProfileFactory();
public static DTPConnectionProfileFactory instance() {
return INSTANCE;
}
/**
* 'private' to ensure singleton
*/
private DTPConnectionProfileFactory() {
super();
}
// ********** lifecycle **********
/**
* called by plug-in
*/
public synchronized void start() {
this.dtpProfileManager = ProfileManager.getInstance();
this.profileListener = new LocalProfileListener();
this.dtpProfileManager.addProfileListener(this.profileListener);
}
/**
* called by plug-in
*/
public synchronized void stop() {
this.dtpProfileManager.removeProfileListener(this.profileListener);
this.profileListener = null;
this.dtpProfileManager = null;
}
// ********** connection profiles **********
public ConnectionProfile buildConnectionProfile(String name, DatabaseFinder finder) {
for (IConnectionProfile dtpProfile : this.dtpProfileManager.getProfiles()) {
if (dtpProfile.getName().equals(name)) {
return new DTPConnectionProfileWrapper(dtpProfile, finder);
}
}
return null;
}
public ConnectionProfile buildConnectionProfile(String name) {
return this.buildConnectionProfile(name, DatabaseFinder.Simple.instance());
}
public Iterator<String> connectionProfileNames() {
return new TransformationIterator<IConnectionProfile, String>(this.dtpConnectionProfiles()) {
@Override
protected String transform(IConnectionProfile dtpProfile) {
return dtpProfile.getName();
}
};
}
private Iterator<IConnectionProfile> dtpConnectionProfiles() {
return new ArrayIterator<IConnectionProfile>(this.dtpProfileManager.getProfiles());
}
// ********** listeners **********
public void addConnectionProfileListener(ConnectionProfileListener listener) {
this.profileListener.addConnectionProfileListener(listener);
}
public void removeConnectionProfileListener(ConnectionProfileListener listener) {
this.profileListener.removeConnectionProfileListener(listener);
}
// ********** listener **********
/**
* Forward events to the factory's listeners.
*/
private class LocalProfileListener implements IProfileListener1 {
private Vector<ConnectionProfileListener> listeners = new Vector<ConnectionProfileListener>();
LocalProfileListener() {
super();
}
void addConnectionProfileListener(ConnectionProfileListener listener) {
this.listeners.add(listener);
}
void removeConnectionProfileListener(ConnectionProfileListener listener) {
this.listeners.remove(listener);
}
private Iterator<ConnectionProfileListener> listeners() {
return new CloneIterator<ConnectionProfileListener>(this.listeners);
}
// ********** IProfileListener implementation **********
public void profileAdded(IConnectionProfile dtpProfile) {
String name = dtpProfile.getName();
for (Iterator<ConnectionProfileListener> stream = this.listeners(); stream.hasNext(); ) {
stream.next().connectionProfileAdded(name);
}
}
public void profileChanged(IConnectionProfile dtpProfile, String oldName, String oldDescription, Boolean oldAutoConnect) {
String newName = dtpProfile.getName();
if ( ! newName.equals(oldName)) {
for (Iterator<ConnectionProfileListener> stream = this.listeners(); stream.hasNext(); ) {
stream.next().connectionProfileRenamed(oldName, newName);
}
}
}
public void profileChanged(IConnectionProfile dtpProfile) {
// this method shouldn't be called on IProfileListener1
throw new UnsupportedOperationException();
}
public void profileDeleted(IConnectionProfile dtpProfile) {
String name = dtpProfile.getName();
for (Iterator<ConnectionProfileListener> stream = this.listeners(); stream.hasNext(); ) {
stream.next().connectionProfileRemoved(name);
}
}
}
}
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