org.eclipse.ui.editors/src/org/eclipse/ui/internal/editors/text/FileEditorInputAdapterFactory.java

/**********************************************************************
Copyright (c) 2000, 2003 IBM Corp. and others.
All rights reserved. This program and the accompanying materials
are made available under the terms of the Common Public License v1.0
which accompanies this distribution, and is available at
http://www.eclipse.org/legal/cpl-v10.html

Contributors:
	IBM Corporation - Initial implementation
**********************************************************************/

package org.eclipse.ui.internal.editors.text;

import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.IAdapterFactory;
import org.eclipse.core.runtime.IPath;

import org.eclipse.ui.IFileEditorInput;
import org.eclipse.ui.editors.text.ILocationProvider;

/**
 * @since 3.0
 */
public class FileEditorInputAdapterFactory implements IAdapterFactory {
	
	private static class LocationProvider implements ILocationProvider {
		/*
		 * @see org.eclipse.ui.editors.text.ILocationProvider#getLocation(java.lang.Object)
		 */
		public IPath getPath(Object element) {
			if (element instanceof IFileEditorInput) {
				IFileEditorInput input= (IFileEditorInput) element;
				return input.getFile().getLocation();
			}
			return null;
		}
	}
	
	/** The list of provided adapters. */
	private static final Class[] ADAPTER_LIST= new Class[] { ILocationProvider.class };
	
	/** The provided location provider */
	private ILocationProvider fLocationProvider= new LocationProvider();

	/*
	 * @see org.eclipse.core.runtime.IAdapterFactory#getAdapter(java.lang.Object, java.lang.Class)
	 */
	public Object getAdapter(Object adaptableObject, Class adapterType) {
		if (ILocationProvider.class.equals(adapterType)) {
			if (adaptableObject instanceof IFile)
				return fLocationProvider;
		}
		return null;
	}

	/*
	 * @see org.eclipse.core.runtime.IAdapterFactory#getAdapterList()
	 */
	public Class[] getAdapterList() {
		return ADAPTER_LIST;
	}
}