| /* |
| * 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.chemistry.opencmis.tools.parser; |
| |
| import java.io.File; |
| import java.util.Iterator; |
| import java.util.Map; |
| |
| import org.apache.chemistry.opencmis.client.api.Session; |
| import org.apache.chemistry.opencmis.commons.definitions.TypeDefinition; |
| import org.apache.chemistry.opencmis.tools.mapper.MapperException; |
| import org.apache.chemistry.opencmis.tools.mapper.PropertyMapperExif; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import com.drew.imaging.ImageMetadataReader; |
| import com.drew.imaging.ImageProcessingException; |
| import com.drew.metadata.Directory; |
| import com.drew.metadata.Tag; |
| |
| /** |
| * A parser implementation using a lower level interface to get more control about the |
| * EXIF tags than Tika provides |
| * |
| */ |
| public class MetadataParserExif extends AbstractMetadataParser { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(MetadataParserExif.class.getName()); |
| |
| public void extractMetadata(File f, TypeDefinition td, Session session) throws MapperException { |
| |
| reset(); |
| |
| // see http://code.google.com/p/metadata-extractor/wiki/GettingStarted |
| try { |
| com.drew.metadata.Metadata metadata = ImageMetadataReader.readMetadata(f); |
| Iterator<?> it = metadata.getDirectoryIterator(); |
| while (it.hasNext()) { |
| Directory directory = (com.drew.metadata.Directory) it.next(); |
| Iterator<?> tagIt = directory.getTagIterator(); |
| while (tagIt.hasNext()) { |
| Tag tag = (Tag) tagIt.next(); |
| Object o = directory.getObject(tag.getTagType()); |
| LOG.debug("Tag: " + tag + ", value: " + o + ", class: " + o.getClass() + |
| ", tag type: " + tag.getTagType() + ", hex-value: " + tag.getTagTypeHex()); |
| if (null != cmisProperties) { |
| ((PropertyMapperExif)mapper).mapTagAndConvert(directory, tag, td); |
| } |
| } |
| } |
| Map<String, Object> props = ((PropertyMapperExif)mapper).getMappedProperties(); |
| cmisProperties.putAll(props); |
| } catch (ImageProcessingException e) { |
| LOG.error(e.toString(), e); |
| } |
| |
| } |
| |
| } |