org.apache.tika.parser.xml.AttributeMetadataHandler Maven / Gradle / Ivy
/*
* 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.tika.parser.xml;
import org.apache.tika.metadata.Metadata;
import org.apache.tika.metadata.Property;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
/**
* SAX event handler that maps the contents of an XML attribute into
* a metadata field.
*
* @since Apache Tika 0.10
*/
public class AttributeMetadataHandler extends AbstractMetadataHandler {
private final String uri;
private final String localName;
public AttributeMetadataHandler(
String uri, String localName, Metadata metadata, String name) {
super(metadata, name);
this.uri = uri;
this.localName = localName;
}
public AttributeMetadataHandler(
String uri, String localName, Metadata metadata, Property property) {
super(metadata, property);
this.uri = uri;
this.localName = localName;
}
@Override
public void startElement(
String uri, String localName, String qName, Attributes attributes)
throws SAXException {
for (int i = 0; i < attributes.getLength(); i++) {
if (attributes.getURI(i).equals(this.uri)
&& attributes.getLocalName(i).equals(this.localName)) {
addMetadata(attributes.getValue(i).trim());
}
}
}
}