org.eclipse.ui.editors/src/org/eclipse/ui/editors/text/IStorageDocumentProvider.java

/*******************************************************************************
 * Copyright (c) 2000, 2003 IBM Corporation 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 API and implementation
 *******************************************************************************/

package org.eclipse.ui.editors.text;

 
/**
 * Document provider for <code>IStorage</code> based domain elements.
 * Basically incorporates the concept of character encoding.
 * 
 * @since 2.0
 */ 
public interface IStorageDocumentProvider {
	
	/**
	 * Returns the default character encoding used by this provider.
	 * 
	 * @return the default character encoding used by this provider
	 */
	String getDefaultEncoding();
	
	/**
	 * Returns the character encoding for the given element, or 
	 * <code>null</code> if the element is not managed by this provider.
	 * 
	 * @param element the element
	 * @return the encoding for the given element
	 */
	String getEncoding(Object element);
	
	/**
	 * Sets the encoding for the given element. If <code>encoding</code>
	 * is <code>null</code> the workbench's character encoding should be used.
	 * 
	 * @param element the element
	 * @param encoding the encoding to be used
	 */
	void setEncoding(Object element, String encoding);
}