///*******************************************************************************
// * Copyright (c) 2000, 2006 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.search.core.text;
//
//import java.util.regex.Pattern;
//
//import org.eclipse.core.runtime.IProgressMonitor;
//import org.eclipse.core.runtime.IStatus;
//
//import org.eclipse.core.resources.IFile;
//
//import org.eclipse.search.internal.core.text.TextSearchVisitor;
//import org.eclipse.search.internal.ui.SearchPlugin;
//
///**
// * A {@link TextSearchEngine} searches the content of a workspace file resources
// * for matches to a given search pattern.
// * <p>
// * {@link #create()} gives access to an instance of the search engine. By default this is the default
// * text search engine (see {@link #createDefault()}) but extensions can offer more sophisticated
// * search engine implementations.
// * </p>
// * @since 3.2
// */
//public abstract class TextSearchEngine {
//
// /**
// * Creates an instance of the search engine. By default this is the default text search engine (see {@link #createDefault()}),
// * but extensions can offer more sophisticated search engine implementations.
// * @return the created {@link TextSearchEngine}.
// */
// public static TextSearchEngine create() {
// return SearchPlugin.getDefault().getTextSearchEngineRegistry().getPreferred();
// }
//
// /**
// * Creates the default, built-in, text search engine that implements a brute-force search, not using
// * any search index.
// * Note that clients should always use the search engine provided by {@link #create()}.
// * @return an instance of the default text search engine {@link TextSearchEngine}.
// */
// public static TextSearchEngine createDefault() {
// return new TextSearchEngine() {
// public IStatus search(TextSearchScope scope, TextSearchRequestor requestor, Pattern searchPattern, IProgressMonitor monitor) {
// return new TextSearchVisitor(requestor, searchPattern).search(scope, monitor);
// }
//
// public IStatus search(IFile[] scope, TextSearchRequestor requestor, Pattern searchPattern, IProgressMonitor monitor) {
// return new TextSearchVisitor(requestor, searchPattern).search(scope, monitor);
// }
// };
// }
//
// /**
// * Uses a given search pattern to find matches in the content of workspace file resources. If a file is open in an editor, the
// * editor buffer is searched.
//
// * @param requestor the search requestor that gets the search results
// * @param scope the scope defining the resources to search in
// * @param searchPattern The search pattern used to find matches in the file contents.
// * @param monitor the progress monitor to use
// * @return the status containing information about problems in resources searched.
// */
// public abstract IStatus search(TextSearchScope scope, TextSearchRequestor requestor, Pattern searchPattern, IProgressMonitor monitor);
//
// /**
// * Uses a given search pattern to find matches in the content of workspace file resources. If a file is open in an editor, the
// * editor buffer is searched.
//
// * @param requestor the search requestor that gets the search results
// * @param scope the files to search in
// * @param searchPattern The search pattern used to find matches in the file contents.
// * @param monitor the progress monitor to use
// * @return the status containing information about problems in resources searched.
// */
// public abstract IStatus search(IFile[] scope, TextSearchRequestor requestor, Pattern searchPattern, IProgressMonitor monitor);
//
//}