org.apache.tika.language.detect.LanguageHandler 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.language.detect;
import java.io.IOException;
import org.apache.tika.sax.WriteOutContentHandler;
/**
* SAX content handler that updates a language detector based on all the
* received character content.
*
* @since Apache Tika 0.10
*/
public class LanguageHandler extends WriteOutContentHandler {
private final LanguageWriter writer;
public LanguageHandler() throws IOException {
this(new LanguageWriter(LanguageDetector.getDefaultLanguageDetector().loadModels()));
}
public LanguageHandler(LanguageWriter writer) {
super(writer);
this.writer = writer;
}
public LanguageHandler(LanguageDetector detector) {
this(new LanguageWriter(detector));
}
/**
* Returns the language detector used by this content handler.
* Note that the returned detector gets updated whenever new SAX events
* are received by this content handler.
*
* @return language detector
*/
public LanguageDetector getDetector() {
return writer.getDetector();
}
/**
* Returns the detected language based on text handled thus far.
*
* @return LanguageResult
*/
public LanguageResult getLanguage() {
return writer.getLanguage();
}
}