| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.axiom.util.sax; |
| |
| import org.xml.sax.ContentHandler; |
| import org.xml.sax.DTDHandler; |
| import org.xml.sax.EntityResolver; |
| import org.xml.sax.ErrorHandler; |
| import org.xml.sax.InputSource; |
| import org.xml.sax.SAXNotRecognizedException; |
| import org.xml.sax.SAXNotSupportedException; |
| import org.xml.sax.XMLReader; |
| import org.xml.sax.ext.LexicalHandler; |
| |
| /** |
| * Partial implementation of the {@link XMLReader} interface. It implements all the getters and |
| * setters so that subclasses only need to implement {@link XMLReader#parse(InputSource)} and |
| * {@link XMLReader#parse(String)}. Subclasses can access the various handlers and properties set on |
| * the reader through protected attributes. |
| */ |
| public abstract class AbstractXMLReader implements XMLReader { |
| private static final String URI_NAMESPACES = "http://xml.org/sax/features/namespaces"; |
| private static final String URI_NAMESPACE_PREFIXES = "http://xml.org/sax/features/namespace-prefixes"; |
| private static final String URI_EXTERNAL_GENERAL_ENTITIES = "http://xml.org/sax/features/external-general-entities"; |
| |
| private static final String URI_LEXICAL_HANDLER = "http://xml.org/sax/properties/lexical-handler"; |
| |
| protected boolean namespaces = true; |
| protected boolean namespacePrefixes = false; |
| protected boolean externalGeneralEntities = true; |
| |
| protected ContentHandler contentHandler; |
| protected LexicalHandler lexicalHandler; |
| protected DTDHandler dtdHandler; |
| protected EntityResolver entityResolver; |
| protected ErrorHandler errorHandler; |
| |
| @Override |
| public ContentHandler getContentHandler() { |
| return contentHandler; |
| } |
| |
| @Override |
| public void setContentHandler(ContentHandler contentHandler) { |
| this.contentHandler = contentHandler; |
| } |
| |
| @Override |
| public DTDHandler getDTDHandler() { |
| return dtdHandler; |
| } |
| |
| @Override |
| public void setDTDHandler(DTDHandler dtdHandler) { |
| this.dtdHandler = dtdHandler; |
| } |
| |
| @Override |
| public EntityResolver getEntityResolver() { |
| return entityResolver; |
| } |
| |
| @Override |
| public void setEntityResolver(EntityResolver entityResolver) { |
| this.entityResolver = entityResolver; |
| } |
| |
| @Override |
| public ErrorHandler getErrorHandler() { |
| return errorHandler; |
| } |
| |
| @Override |
| public void setErrorHandler(ErrorHandler errorHandler) { |
| this.errorHandler = errorHandler; |
| } |
| |
| @Override |
| public boolean getFeature(String name) |
| throws SAXNotRecognizedException, SAXNotSupportedException { |
| if (URI_NAMESPACES.equals(name)) { |
| return namespaces; |
| } else if (URI_NAMESPACE_PREFIXES.equals(name)) { |
| return namespacePrefixes; |
| } else if (URI_EXTERNAL_GENERAL_ENTITIES.equals(name)) { |
| return externalGeneralEntities; |
| } else { |
| throw new SAXNotRecognizedException(name); |
| } |
| } |
| |
| @Override |
| public void setFeature(String name, boolean value) |
| throws SAXNotRecognizedException, SAXNotSupportedException { |
| |
| if (URI_NAMESPACES.equals(name)) { |
| namespaces = value; |
| } else if (URI_NAMESPACE_PREFIXES.equals(name)) { |
| namespacePrefixes = value; |
| } else if (URI_EXTERNAL_GENERAL_ENTITIES.equals(name)) { |
| externalGeneralEntities = value; |
| } else { |
| throw new SAXNotRecognizedException(name); |
| } |
| } |
| |
| @Override |
| public Object getProperty(String name) |
| throws SAXNotRecognizedException, SAXNotSupportedException { |
| |
| if (URI_LEXICAL_HANDLER.equals(name)) { |
| return lexicalHandler; |
| } else { |
| throw new SAXNotRecognizedException(name); |
| } |
| } |
| |
| @Override |
| public void setProperty(String name, Object value) |
| throws SAXNotRecognizedException, SAXNotSupportedException { |
| if (URI_LEXICAL_HANDLER.equals(name)) { |
| lexicalHandler = (LexicalHandler)value; |
| } else { |
| throw new SAXNotRecognizedException(name); |
| } |
| } |
| |
| |
| } |