/*
* ====================================================================
*
* The ObjectStyle Group Software License, Version 1.0
*
* Copyright (c) 2005 The ObjectStyle Group and individual authors of the
* software. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
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* 3. The end-user documentation included with the redistribution, if any, must
* include the following acknowlegement: "This product includes software
* developed by the ObjectStyle Group (http://objectstyle.org/)." Alternately,
* this acknowlegement may appear in the software itself, if and wherever such
* third-party acknowlegements normally appear.
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* For written permission, please contact andrus@objectstyle.org.
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* 5. Products derived from this software may not be called "ObjectStyle" nor
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* ====================================================================
*
* This software consists of voluntary contributions made by many individuals on
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* Group, please see <http://objectstyle.org/>.
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package org.objectstyle.wolips.refactoring;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.OperationCanceledException;
import org.eclipse.jdt.core.IPackageFragment;
import org.eclipse.jdt.core.IType;
import org.eclipse.ltk.core.refactoring.Change;
import org.eclipse.ltk.core.refactoring.RefactoringStatus;
import org.eclipse.ltk.core.refactoring.participants.CheckConditionsContext;
import org.eclipse.ltk.core.refactoring.participants.RenameParticipant;
import org.objectstyle.wolips.core.resources.types.project.ProjectAdapter;
/**
* Changes the name of a WOLips project's Principal Class when it gets renamed.
*
* @author mschrag
*/
public class PrincipalClassRenameParticipant extends RenameParticipant {
private ProjectAdapter myProject;
private Object _element;
public PrincipalClassRenameParticipant() {
super();
}
protected boolean initialize(Object element) {
myProject = PrincipalClassMoveParticipant.getInitializedProject(element);
_element = element;
boolean initialized = myProject != null;
return initialized;
}
public String getName() {
return "Rename Principal Class";
}
public RefactoringStatus checkConditions(IProgressMonitor _pm, CheckConditionsContext _context) throws OperationCanceledException {
RefactoringStatus refactoringStatus = new RefactoringStatus();
return refactoringStatus;
}
public Change createChange(IProgressMonitor _pm) throws CoreException, OperationCanceledException {
Change change = null;
if (myProject != null) {
String principalClass = myProject.getBuildProperties().getPrincipalClass(true);
int nameIndex = principalClass.lastIndexOf('$');
if (nameIndex == -1) {
nameIndex = principalClass.lastIndexOf('.');
}
if (_element instanceof IType) {
String newName = principalClass.substring(0, nameIndex + 1) + getArguments().getNewName();
change = new PrincipalClassChange(myProject, newName);
}
else if (_element instanceof IPackageFragment) {
String newPackageName = getArguments().getNewName();
String className = principalClass.substring(nameIndex + 1);
change = new PrincipalClassChange(myProject, newPackageName + "." + className);
}
}
return change;
}
}