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/*******************************************************************************
* Copyright (c) 2007, 2009 Oracle. 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:
* Oracle - initial API and implementation
******************************************************************************/
package org.eclipse.jpt.jpa.ui.internal;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.IAdapterFactory;
import org.eclipse.jpt.jpa.core.JpaFile;
import org.eclipse.jpt.jpa.core.JptJpaCorePlugin;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IFileEditorInput;
/**
* Factory to build adapters for a editor part:
* - JPA file (if the editor part is a file editor etc.)
*
* See org.eclipse.jpt.jpa.ui plugin.xml.
*/
public class EditorPartAdapterFactory
implements IAdapterFactory
{
private static final Class<?>[] ADAPTER_LIST = new Class[] { JpaFile.class };
public Class<?>[] getAdapterList() {
return ADAPTER_LIST;
}
public Object getAdapter(Object adaptableObject, @SuppressWarnings("unchecked") Class adapterType) {
if (adaptableObject instanceof IEditorPart) {
return this.getAdapter((IEditorPart) adaptableObject, adapterType);
}
return null;
}
private Object getAdapter(IEditorPart editorPart, Class<?> adapterType) {
if (adapterType == JpaFile.class) {
return this.getJpaFile(editorPart);
}
return null;
}
private JpaFile getJpaFile(IEditorPart editorPart) {
IEditorInput editorInput = editorPart.getEditorInput();
if (editorInput instanceof IFileEditorInput) {
return this.getJpaFile((IFileEditorInput) editorInput);
}
return null;
}
private JpaFile getJpaFile(IFileEditorInput fileEditorInput) {
return this.getJpaFile(fileEditorInput.getFile());
}
private JpaFile getJpaFile(IFile file) {
return JptJpaCorePlugin.getJpaFile(file);
}
}
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