RenameWOComponentParticipant.java

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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.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;

/**
 * Plugs into the refactoring process and renames a WOComponent by renaming the
 * .api, .html, .wod, and .woo files then renaming the .wo folder
 * 
 * @author Mike Schrag original version
 * @author ak wolips integration
 */

public class RenameWOComponentParticipant extends RenameParticipant {
	private IType mySourceType;

	protected boolean initialize(Object _element) {
		boolean initialized = false;
		try {
			if (_element instanceof IType) {
				mySourceType = (IType) _element;
				initialized = PluginUtils.isOfType(mySourceType, "com.webobjects.appserver.WOComponent");
			}
		} catch (Throwable e) {
			e.printStackTrace();
			initialized = false;
		}
		return initialized;
	}

	public String getName() {
		return "Rename WOComponent Files";
	}

	public RefactoringStatus checkConditions(IProgressMonitor _pm, CheckConditionsContext _context) throws OperationCanceledException {
		return new RefactoringStatus();
	}

	public Change createChange(final IProgressMonitor _pm) throws CoreException, OperationCanceledException {
		if (mySourceType != null && mySourceType.getResource() != null) {
			return new RenameWOComponentChange(null, mySourceType.getResource(), 
					getArguments().getNewName() + ".java", "Rename WOComponent " + mySourceType.getElementName(), false);
		}
		return null;
	}
}