/*******************************************************************************
* Copyright (c) 2000, 2008 IBM Corporation and others.
* 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.wst.jsdt.internal.ui.javaeditor;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.ui.IElementFactory;
import org.eclipse.ui.IMemento;
import org.eclipse.wst.jsdt.core.IClassFile;
import org.eclipse.wst.jsdt.core.IJavaScriptElement;
import org.eclipse.wst.jsdt.core.IJavaScriptProject;
import org.eclipse.wst.jsdt.core.IType;
import org.eclipse.wst.jsdt.core.JavaScriptCore;
import org.eclipse.wst.jsdt.core.JavaScriptModelException;
import org.eclipse.wst.jsdt.internal.corext.util.JavaModelUtil;
/**
* The factory which is capable of recreating class file editor
* inputs stored in a memento.
*/
public class ClassFileEditorInputFactory implements IElementFactory {
public final static String ID= "org.eclipse.wst.jsdt.ui.ClassFileEditorInputFactory"; //$NON-NLS-1$
public final static String KEY= "org.eclipse.wst.jsdt.ui.ClassFileIdentifier"; //$NON-NLS-1$
public ClassFileEditorInputFactory() {
}
/**
* @see IElementFactory#createElement
*/
public IAdaptable createElement(IMemento memento) {
String identifier= memento.getString(KEY);
if (identifier == null)
return null;
IJavaScriptElement element= JavaScriptCore.create(identifier);
try {
if (!element.exists() && element instanceof IClassFile) {
/*
* Let's try to find the class file,
* see https://bugs.eclipse.org/bugs/show_bug.cgi?id=83221
*/
IClassFile cf= (IClassFile)element;
IType type= cf.getType(); // this will work, see https://bugs.eclipse.org/bugs/show_bug.cgi?id=154667
IJavaScriptProject project= element.getJavaScriptProject();
if (project != null) {
type= JavaModelUtil.findType(project, type.getFullyQualifiedName());
if (type == null)
return null;
element= type.getParent();
}
}
return EditorUtility.getEditorInput(element);
} catch (JavaScriptModelException x) {
// Don't report but simply return null
return null;
}
}
public static void saveState(IMemento memento, InternalClassFileEditorInput input) {
IClassFile c= input.getClassFile();
memento.putString(KEY, c.getHandleIdentifier());
}
}