/*******************************************************************************
* 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.backend.internal;
import org.erlide.wrangler.refactoring.exception.WranglerRpcParsingException;
import com.ericsson.otp.erlang.OtpErlangList;
import com.ericsson.otp.erlang.OtpErlangObject;
import com.ericsson.otp.erlang.OtpErlangString;
import com.ericsson.otp.erlang.OtpErlangTuple;
/**
* Simple wrapper class for Wrangler refactorings messages.
*
* Suitable for those refactorings which have a simple state transition
* containing 4 cases. First: refactoring has been called and succeeds. Second:
* Refactoring fails after calling. Third: refactoring returns with warning
* message, user accepts it and succeeds. Fourth: same before but after
* accepting, refactoring fails.
*
* @author Gyorgy Orosz
* @version %I%, %G%
*/
public class RefactoringRpcMessage extends AbstractRefactoringRpcMessage {
OtpErlangTuple resultTuple;
@Override
protected void parseRefactoringMessage(final OtpErlangTuple tuple)
throws WranglerRpcParsingException {
resultTuple = tuple;
final OtpErlangObject wranglerResult = tuple.elementAt(1);
if (tuple.elementAt(0).toString().equals("ok")) {
if (wranglerResult instanceof OtpErlangList) {
changedFiles = parseFileList((OtpErlangList) wranglerResult);
setSuccessful();
return;
}
} else {
final OtpErlangString msg = (OtpErlangString) wranglerResult;
if (tuple.elementAt(0).toString().equals("warning")) {
setWarning(msg.stringValue());
} else if (tuple.elementAt(0).toString().equals("question")) {
setQuestion(msg.stringValue());
} else {
setUnsuccessful(msg.stringValue());
}
return;
}
throw new WranglerRpcParsingException(tuple.toString());
}
/**
* Returns the raw result object from Wrangler
*
* @return result from Wrangler
*/
public OtpErlangTuple getResultObject() {
return resultTuple;
}
}