/*
* Copyright (c) 2010, grossmann
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the jo-widgets.org nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL jo-widgets.org BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*/
package org.jowidgets.impl.command;
import org.jowidgets.api.command.IAction;
import org.jowidgets.api.command.IExceptionHandler;
import org.jowidgets.api.command.IExecutionContext;
import org.jowidgets.tools.command.DefaultExceptionHandler;
import org.jowidgets.tools.command.ExecutionContext;
public class ActionExecuter {
private final IAction action;
private final IActionWidget actionWidget;
private final IExceptionHandler defaultExceptionHandler;
public ActionExecuter(final IAction action, final IActionWidget actionWidget) {
super();
this.action = action;
this.actionWidget = actionWidget;
this.defaultExceptionHandler = new DefaultExceptionHandler();
}
public void execute() {
if (action.isEnabled()) {
try {
executeCommand();
}
catch (final Exception exception) {
Thread.currentThread().getUncaughtExceptionHandler().uncaughtException(Thread.currentThread(), exception);
}
}
//else do nothing
}
private void executeCommand() throws Exception {
final IExecutionContext executionContext = new ExecutionContext(action, actionWidget);
try {
action.execute(executionContext);
}
catch (final Exception exception) {
if (action.getExceptionHandler() != null) {
action.getExceptionHandler().handleException(executionContext, exception);
}
else {
defaultExceptionHandler.handleException(executionContext, exception);
}
}
}
}