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/*******************************************************************************
* Copyright (c) 2007, 2013 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.common.ui.internal.utility;
import org.eclipse.jpt.common.ui.internal.swt.widgets.DisplayTools;
import org.eclipse.jpt.common.utility.command.Command;
import org.eclipse.jpt.common.utility.command.ExtendedCommandContext;
/**
* This command context synchronously executes a {@link Command command}
* on the UI thread.
* <p>
* This command context allows a non-UI process to modify any objects
* associated with documents that are currently displayed in the UI.
*/
public final class SynchronousUiCommandContext
extends AbstractUiCommandContext
{
public static final ExtendedCommandContext INSTANCE = new SynchronousUiCommandContext();
public static ExtendedCommandContext instance() {
return INSTANCE;
}
// ensure single instance
private SynchronousUiCommandContext() {
super();
}
public void execute(Command command) {
DisplayTools.syncExec(this.buildRunnable(command));
}
public void waitToExecute(Command command) {
this.execute(command);
}
}
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