001 /* $Id: GenericParser.java 992077 2010-09-02 19:45:22Z simonetripodi $
002 *
003 * Licensed to the Apache Software Foundation (ASF) under one or more
004 * contributor license agreements. See the NOTICE file distributed with
005 * this work for additional information regarding copyright ownership.
006 * The ASF licenses this file to You under the Apache License, Version 2.0
007 * (the "License"); you may not use this file except in compliance with
008 * the License. You may obtain a copy of the License at
009 *
010 * http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018
019
020 package org.apache.commons.digester.parser;
021
022 import java.util.Properties;
023
024 import javax.xml.parsers.ParserConfigurationException;
025 import javax.xml.parsers.SAXParser;
026 import javax.xml.parsers.SAXParserFactory;
027
028 import org.apache.commons.logging.Log;
029 import org.apache.commons.logging.LogFactory;
030 import org.xml.sax.SAXException;
031 import org.xml.sax.SAXNotRecognizedException;
032
033 /**
034 * Create a <code>SAXParser</code> configured to support XML Schema and DTD.
035 *
036 * @since 1.6
037 * @deprecated Create an XMLParser instance yourself, configure validation
038 * appropriately, and pass it as a parameter to the
039 * {@link org.apache.commons.digester.Digester} constructor, or use
040 * {@link org.apache.commons.digester.Digester#setXMLSchema(javax.xml.validation.Schema)} for validation.
041 */
042
043 @Deprecated
044 public class GenericParser{
045
046 /**
047 * The Log to which all SAX event related logging calls will be made.
048 */
049 protected static Log log =
050 LogFactory.getLog("org.apache.commons.digester.Digester.sax");
051
052 /**
053 * The JAXP 1.2 property required to set up the schema location.
054 */
055 private static final String JAXP_SCHEMA_SOURCE =
056 "http://java.sun.com/xml/jaxp/properties/schemaSource";
057
058 /**
059 * The JAXP 1.2 property to set up the schemaLanguage used.
060 */
061 protected static String JAXP_SCHEMA_LANGUAGE =
062 "http://java.sun.com/xml/jaxp/properties/schemaLanguage";
063
064 /**
065 * Create a <code>SAXParser</code> configured to support XML Scheman and DTD
066 * @param properties parser specific properties/features
067 * @return an XML Schema/DTD enabled <code>SAXParser</code>
068 */
069 public static SAXParser newSAXParser(Properties properties)
070 throws ParserConfigurationException,
071 SAXException,
072 SAXNotRecognizedException{
073
074 SAXParserFactory factory =
075 (SAXParserFactory)properties.get("SAXParserFactory");
076 SAXParser parser = factory.newSAXParser();
077 String schemaLocation = (String)properties.get("schemaLocation");
078 String schemaLanguage = (String)properties.get("schemaLanguage");
079
080 try{
081 if (schemaLocation != null) {
082 parser.setProperty(JAXP_SCHEMA_LANGUAGE, schemaLanguage);
083 parser.setProperty(JAXP_SCHEMA_SOURCE, schemaLocation);
084 }
085 } catch (SAXNotRecognizedException e){
086 log.info(parser.getClass().getName() + ": "
087 + e.getMessage() + " not supported.");
088 }
089 return parser;
090 }
091
092 }