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/*******************************************************************************
* Copyright (c) 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.utility.internal.command;
import org.eclipse.jpt.common.utility.exception.ExceptionHandler;
import org.eclipse.jpt.common.utility.internal.ObjectTools;
import org.eclipse.jpt.common.utility.command.Command;
/**
* Command wrapper that will handle any exceptions thrown by the wrapped
* command with an {@link ExceptionHandler exception handler}.
*/
public class SafeCommandWrapper
implements Command
{
private final Command command;
private final ExceptionHandler exceptionHandler;
public SafeCommandWrapper(Command command, ExceptionHandler exceptionHandler) {
super();
if ((command == null) || (exceptionHandler == null)) {
throw new NullPointerException();
}
this.command = command;
this.exceptionHandler = exceptionHandler;
}
public void execute() {
try {
this.command.execute();
} catch (Throwable ex) {
this.exceptionHandler.handleException(ex);
}
}
@Override
public String toString() {
return ObjectTools.toString(this, this.command);
}
}
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