/*******************************************************************************
* Copyright (c) 2014 Bruno Medeiros and other Contributors.
* 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:
* Bruno Medeiros - initial API and implementation
*******************************************************************************/
package melnorme.lang.ide.ui.utils.operations;
import static melnorme.utilbox.core.Assert.AssertNamespace.assertNotNull;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.swt.widgets.Display;
import melnorme.lang.ide.core.utils.EclipseUtils;
import melnorme.lang.tooling.common.ops.Operation;
import melnorme.lang.tooling.common.ops.IOperationMonitor;
import melnorme.utilbox.concurrency.OperationCancellation;
import melnorme.utilbox.core.CommonException;
public class JobUIOperation extends BasicUIOperation {
protected final Operation operation;
public JobUIOperation(String operationName, Operation operation) {
super(operationName);
this.operation = assertNotNull(operation);
}
@Override
public void execute() {
Display display = Display.getCurrent();
Operation backgroundOp = Operation.namedOperation(operationName, this::doBackgroundComputation);
new Job(operationName) {
@Override
protected IStatus run(IProgressMonitor monitor) {
try {
backgroundOp.execute(EclipseUtils.om(monitor));
display.asyncExec(() -> asynchronous_handleComputationResult());
} catch(CommonException ce) {
display.asyncExec(() -> handleError(ce));
} catch(OperationCancellation e) {
return Status.CANCEL_STATUS;
}
return Status.OK_STATUS;
}
}.schedule();
}
/* ----------------- ----------------- */
protected void doBackgroundComputation(IOperationMonitor om)
throws CommonException, OperationCancellation {
operation.execute(om);
}
protected void asynchronous_handleComputationResult() {
}
}