/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common
* Development and Distribution License("CDDL") (collectively, the
* "License"). You may not use this file except in compliance with the
* License. You can obtain a copy of the License at
* http://www.netbeans.org/cddl-gplv2.html
* or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
* specific language governing permissions and limitations under the
* License. When distributing the software, include this License Header
* Notice in each file and include the License file at
* nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
* particular file as subject to the "Classpath" exception as provided
* by Sun in the GPL Version 2 section of the License file that
* accompanied this code. If applicable, add the following below the
* License Header, with the fields enclosed by brackets [] replaced by
* your own identifying information:
* "Portions Copyrighted [year] [name of copyright owner]"
*
* Contributor(s):
*
* The Original Software is NetBeans. The Initial Developer of the Original
* Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
* Microsystems, Inc. All Rights Reserved.
*
* If you wish your version of this file to be governed by only the CDDL
* or only the GPL Version 2, indicate your decision by adding
* "[Contributor] elects to include this software in this distribution
* under the [CDDL or GPL Version 2] license." If you do not indicate a
* single choice of license, a recipient has the option to distribute
* your version of this file under either the CDDL, the GPL Version 2 or
* to extend the choice of license to its licensees as provided above.
* However, if you add GPL Version 2 code and therefore, elected the GPL
* Version 2 license, then the option applies only if the new code is
* made subject to such option by the copyright holder.
*/
package org.netbeans.api.languages.database;
import java.util.Map;
import java.util.WeakHashMap;
import org.netbeans.api.languages.ASTNode;
/**
*
* @author Jan Jancura
*/
public class DatabaseManager {
// private static Map<String, I> mimeTypeToManager;
// private static I defaultManager;
//
// public static I get(Language language) {
// if (mimeTypeToManager == null) {
// defaultManager = new DatabaseManager();
// mimeTypeToManager = new HashMap<String, I>();
// for (I databaseManager : ServiceLoader.load(I.class)) {
// mimeTypeToManager.put(databaseManager.getMimeType(), databaseManager);
// }
// }
// I manager = mimeTypeToManager.get(language.getMimeType());
// if (manager != null) {
// return manager;
// } else {
// return defaultManager;
// }
// }
//
// public static interface I {
//
// DatabaseContext parse(ASTNode ast, Document doc, ParserManager parser);
//
// String getMimeType();
// }
private static Map<ASTNode, DatabaseContext> astNodeToDatabaseContext = new WeakHashMap<ASTNode, DatabaseContext>();
public static DatabaseContext getRoot(ASTNode ast) {
DatabaseContext rootCtx = astNodeToDatabaseContext.get(ast);
if (rootCtx == null) {
// Avoid a null rootCtx
rootCtx = new DatabaseContext (null, null, ast.getOffset (), ast.getEndOffset ());
}
return rootCtx;
}
public static void setRoot(ASTNode node, DatabaseContext databaseContext) {
astNodeToDatabaseContext.put(node, databaseContext);
}
}
|