/*******************************************************************************
 * Copyright (c) 2001, 2004 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
 *     Jens Lukowski/Innoopract - initial renaming/restructuring
 *     
 *******************************************************************************/
package org.eclipse.wst.sse.core.internal.cleanup;

import java.io.IOException;

import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jface.text.IDocument;
import org.eclipse.wst.sse.core.internal.provisional.IStructuredModel;
import org.w3c.dom.Node;

/**
 * This interface and related classes are 'internal' and should not 
 * be treated as API, even though used across components in WTP. 
 * Consider it a work in progress.
 */

public interface IStructuredCleanupProcessor {
	/**
	 * This form of the CleanupProcessor takes an input string as input,
	 * creates an InputStream from the input string, create a temporary model
	 * of the content type specified, cleanups the whole model, then returns
	 * the cleaned up input string.
	 */
	String cleanupContent(String content) throws IOException, CoreException;

	/**
	 * This form of the CleanupProcessor takes an input string as input,
	 * creates an InputStream from the input string, create a temporary model
	 * of the content type specified, cleanups the model within start and
	 * length, then returns the cleaned up input string.
	 */
	String cleanupContent(String content, int start, int length) throws IOException, CoreException;

	/**
	 * This form of the CleanupProcessor takes an IDocument as input, creates
	 * a temporary model of content type calculated using the IDocument's file
	 * extension, cleanups the whole model, then releases the model.
	 */
	void cleanupDocument(IDocument document) throws IOException, CoreException;

	/**
	 * This form of the CleanupProcessor takes an IDocument as input, creates
	 * a temporary model of content type calculated using the IDocument's file
	 * extension, cleanups the model within start and length, then releases
	 * the model.
	 */
	void cleanupDocument(IDocument document, int start, int length) throws IOException, CoreException;

	/**
	 * This form of the CleanupProcessor takes an IFile as input, creates a
	 * temporary model of content type calculated using the IFile's file
	 * extension, cleanups the whole model, then releases the model. The IFile
	 * is updated when the last reference of the model is released in the
	 * model manager.
	 */
	void cleanupFile(IFile file) throws IOException, CoreException;

	/**
	 * This form of the CleanupProcessor takes an IFile as input, creates a
	 * temporary model of content type calculated using the IFile's file
	 * extension, cleanups the model within start and length, then releases
	 * the model. The IFile is updated when the last reference of the model is
	 * released in the model manager.
	 */
	void cleanupFile(IFile file, int start, int length) throws IOException, CoreException;

	/**
	 * This form of the CleanupProcessor takes a file name as input,creates an
	 * InputStream from the file, create a temporary model of content type
	 * calculated using the file name's file extension, cleanups the whole
	 * model, then releases the model. The file is updated when the last
	 * reference of the model is released in the model manager.
	 */
	void cleanupFileName(String fileName) throws IOException, CoreException;

	/**
	 * This form of the CleanupProcessor takes a file name as input,creates an
	 * InputStream from the file, create a temporary model of content type
	 * calculated using the file name's file extension, cleanups the model
	 * within start and length, then releases the model. The file is updated
	 * when the last reference of the model is released in the model manager.
	 */
	void cleanupFileName(String fileName, int start, int length) throws IOException, CoreException;

	/**
	 * This form of the CleanupProcessor takes a model as input, and cleanups
	 * the whole model.
	 */
	void cleanupModel(IStructuredModel structuredModel);

	/**
	 * This form of the CleanupProcessor takes a model as input, and cleanups
	 * the model within start and length.
	 */
	void cleanupModel(IStructuredModel structuredModel, int start, int length);

	/**
	 * This form of the CleanupProcessor takes a node as input, and formats
	 * the node and all its children.
	 */
	void cleanupNode(Node node);
}