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/*******************************************************************************
* Copyright (c) 2003, 2015 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
* yyyymmdd bug Email and other contact information
* -------- -------- -----------------------------------------------------------
* 20060504 119296 pmoogk@ca.ibm.com - Peter Moogk
* 20060822 154750 pmoogk@ca.ibm.com - Peter Moogk
* 20150113 457332 jgwest@ca.ibm.com - Jonathan West, TimedWSDLSelectionConditionCommand/TimedOperation classes blocks automated tests with confirmation dialog box
*******************************************************************************/
package org.eclipse.wst.command.internal.env.ui.common;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.commands.operations.AbstractOperation;
import org.eclipse.core.commands.operations.IUndoContext;
import org.eclipse.core.commands.operations.IUndoableOperation;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.PlatformUI;
import org.eclipse.wst.command.internal.env.ui.EnvironmentUIMessages;
public class TimedOperation implements IUndoableOperation
{
private AbstractOperation operation;
private int timeout;
private IProgressMonitor tempMonitor;
private IAdaptable tempInfo;
private IStatus returnStatus;
private boolean operationComplete;
private String timeOutMessage;
private boolean headless = false;
public TimedOperation( AbstractOperation operation, int timeout, String timeOutMessage )
{
this.operation = operation;
this.timeout = timeout;
this.timeOutMessage = timeOutMessage;
}
public IStatus execute(IProgressMonitor monitor, IAdaptable info)
{
Thread executeThread = new Thread( new OperationRunnable() );
returnStatus = Status.OK_STATUS;
tempMonitor = monitor;
tempInfo = info;
operationComplete = false;
executeThread.start();
synchronized( operation )
{
while( !operationComplete )
{
try
{
operation.wait(timeout);
}
catch( InterruptedException exc )
{
String message = exc.getMessage();
Status errorStatus = new Status( IStatus.ERROR,"id", 0, message == null ? "" : message, exc );
executeThread.interrupt();
return errorStatus;
}
if( !operationComplete )
{
Status errorStatus = new Status( IStatus.ERROR,"id", 0, EnvironmentUIMessages.MSG_ERROR_OPERATION_TIMED_OUT, null);
boolean waitMore;
if(!headless)
{
// We timed out, since the execution thread hasn't set operationComplete to true.
Shell shell = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell();
waitMore = MessageDialog.openConfirm(shell, EnvironmentUIMessages.MSG_ERROR_OPERATION_TIMED_OUT, timeOutMessage );
} else
{
// If we are running headless, don't pop-up a message dialog; we should just automatically stop waiting after timeout.
waitMore = false;
}
if( !waitMore )
{
executeThread.interrupt();
operationComplete = true;
return errorStatus;
}
}
}
}
// We completed successfully. Therefore return the status set in the forked
// thread.
return returnStatus;
}
private class OperationRunnable implements Runnable
{
public void run()
{
try
{
returnStatus = operation.execute(tempMonitor, tempInfo);
}
catch( Throwable exc )
{
String message = exc.getMessage();
returnStatus = new Status( IStatus.ERROR,"id", 0, message == null ? "" : message, exc );
}
finally
{
synchronized( operation )
{
operationComplete = true;
operation.notify();
}
}
}
}
public IStatus redo(IProgressMonitor monitor, IAdaptable info) throws ExecutionException
{
return operation.redo(monitor, info);
}
public IStatus undo(IProgressMonitor monitor, IAdaptable info) throws ExecutionException
{
return operation.undo(monitor, info);
}
public IUndoContext[] getContexts()
{
return operation.getContexts();
}
public boolean hasContext(IUndoContext context)
{
return operation.hasContext(context);
}
public void addContext(IUndoContext context)
{
operation.addContext(context);
}
public boolean canExecute()
{
return operation.canExecute();
}
public boolean canRedo()
{
return operation.canRedo();
}
public boolean canUndo()
{
return operation.canUndo();
}
public void dispose()
{
operation.dispose();
}
public String getLabel()
{
return operation.getLabel();
}
public void removeContext(IUndoContext context)
{
operation.removeContext(context);
}
public void setLabel(String name)
{
operation.setLabel(name);
}
public void setHeadless(boolean headless)
{
this.headless = headless;
}
}
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