001/* 002 * Copyright 2014 Anyware Services 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016package org.ametys.plugins.explorer.resources.metadata.parsing; 017 018import java.io.IOException; 019import java.io.InputStream; 020 021import org.apache.tika.exception.TikaException; 022import org.apache.tika.io.TemporaryResources; 023import org.apache.tika.io.TikaInputStream; 024import org.apache.tika.metadata.Metadata; 025import org.apache.tika.parser.ParseContext; 026import org.apache.tika.parser.image.ImageMetadataExtractor; 027import org.apache.tika.parser.jpeg.JpegParser; 028import org.apache.tika.sax.XHTMLContentHandler; 029import org.xml.sax.ContentHandler; 030import org.xml.sax.SAXException; 031 032/** 033 * {@link JpegParser} using the custom {@link AmetysJempboxExtractor} to extract all dublin core metadata. 034 */ 035public class AmetysJpegParser extends JpegParser 036{ 037 038 @Override 039 public void parse(InputStream stream, ContentHandler handler, Metadata metadata, ParseContext context) throws IOException, SAXException, TikaException 040 { 041 TemporaryResources tmp = new TemporaryResources(); 042 try 043 { 044 TikaInputStream tis = TikaInputStream.get(stream, tmp); 045 // Standard ImageMetadataExtractor. 046 new ImageMetadataExtractor(metadata).parseJpeg(tis.getFile()); 047 // Custom JempboxExtractor. 048 new AmetysJempboxExtractor(metadata).parse(tis); 049 } 050 finally 051 { 052 tmp.dispose(); 053 } 054 055 XHTMLContentHandler xhtml = new XHTMLContentHandler(handler, metadata); 056 xhtml.startDocument(); 057 xhtml.endDocument(); 058 } 059 060}