1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 package org.apache.tika.sax; 18 19 import org.xml.sax.ContentHandler; 20 import org.xml.sax.SAXException; 21 import org.xml.sax.helpers.DefaultHandler; 22 23 /** 24 * Content handler decorator that only passes the 25 * {@link #characters(char[], int, int)} and 26 * (@link {@link #ignorableWhitespace(char[], int, int)} 27 * (plus {@link #startDocument()} and {@link #endDocument()} events to 28 * the decorated content handler. 29 */ 30 public class TextContentHandler extends DefaultHandler { 31 32 private final ContentHandler delegate; 33 34 public TextContentHandler(ContentHandler delegate) { 35 this.delegate = delegate; 36 } 37 38 @Override 39 public void characters(char[] ch, int start, int length) 40 throws SAXException { 41 delegate.characters(ch, start, length); 42 } 43 44 @Override 45 public void ignorableWhitespace(char[] ch, int start, int length) 46 throws SAXException { 47 delegate.ignorableWhitespace(ch, start, length); 48 } 49 50 @Override 51 public void startDocument() throws SAXException { 52 delegate.startDocument(); 53 } 54 55 @Override 56 public void endDocument() throws SAXException { 57 delegate.endDocument(); 58 } 59 60 @Override 61 public String toString() { 62 return delegate.toString(); 63 } 64 65 }