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/*******************************************************************************
* Copyright (c) 2006, 2007 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.text.Collator;
/**
* Connection wrapper base class.
*/
public abstract class Connection extends DTPWrapper implements Comparable<Connection> {
// ********** constructors **********
/**
* Create a wrapper for the given IManagedConnection.
*/
static Connection createConnection( org.eclipse.datatools.connectivity.IManagedConnection dtpConnection) {
return ( dtpConnection == null) ? NullConnection.instance() : new DTPConnectionWrapper( dtpConnection);
}
Connection() {
super();
}
// ********** listeners **********
public abstract void addConnectionListener( ConnectionListener listener);
public abstract void removeConnectionListener( ConnectionListener listener);
// ********** behavior **********
abstract void databaseChanged( Database database, int eventType);
abstract void schemaChanged( Schema schema, Database database, int eventType);
abstract void tableChanged( Table table, Schema schema, Database database, int eventType);
// ********** queries **********
public abstract boolean isConnected();
public abstract String getFactoryId();
@Override
protected boolean connectionIsOnline() {
return this.isConnected();
}
// ********** Comparable implementation **********
public int compareTo(Connection connection) {
return Collator.getInstance().compare( this.getName(), connection.getName());
}
}
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