/*******************************************************************************
* Copyright (c) 2010 György Orosz.
* 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:
* György Orosz - initial API and implementation
******************************************************************************/
package org.erlide.wrangler.refactoring.core.internal;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.OperationCanceledException;
import org.eclipse.ltk.core.refactoring.RefactoringStatus;
import org.erlide.wrangler.refactoring.backend.IRefactoringRpcMessage;
import org.erlide.wrangler.refactoring.backend.internal.ProcessRpcMessage;
import org.erlide.wrangler.refactoring.core.SimpleWranglerRefactoring;
import org.erlide.wrangler.refactoring.selection.IErlMemberSelection;
import org.erlide.wrangler.refactoring.selection.IErlSelection;
import org.erlide.wrangler.refactoring.util.GlobalParameters;
/**
* Process related refactoring integration class
*
* @author Gyorgy Orosz
* @version %I%, %G%
*/
public abstract class ProcessRelatedRefactoring extends SimpleWranglerRefactoring {
protected String undecidables;
@Override
public RefactoringStatus checkFinalConditions(final IProgressMonitor pm)
throws CoreException, OperationCanceledException {
final IErlSelection sel = GlobalParameters.getWranglerSelection();
final ProcessRpcMessage msg = checkUndecidables((IErlMemberSelection) sel);
if (msg.isSuccessful()) {
changedFiles = msg.getRefactoringChangeset();
return new RefactoringStatus();
} else if (msg.hasUndecidables()) {
undecidables = msg.getMessageString();
final IRefactoringRpcMessage message = run(sel);
changedFiles = message.getRefactoringChangeset();
return RefactoringStatus.createWarningStatus(getUndecidableWarningMessage());
} else {
return RefactoringStatus.createFatalErrorStatus(msg.getMessageString());
}
}
protected abstract String getUndecidableWarningMessage();
/**
* @noreference This method is not intended to be referenced by clients.
*/
protected abstract ProcessRpcMessage checkUndecidables(IErlMemberSelection sel);
}