Many resources are needed to download a project. Please understand that we have to compensate our server costs. Thank you in advance. Project price only 1 $
You can buy this project and download/modify it how often you want.
/**
* 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.server.resource;
import static java.nio.charset.StandardCharsets.UTF_8;
import java.io.IOException;
import java.io.InputStream;
import java.util.List;
import javax.ws.rs.Consumes;
import javax.ws.rs.POST;
import javax.ws.rs.PUT;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.Response;
import org.apache.commons.io.IOUtils;
import org.apache.tika.config.LoadErrorHandler;
import org.apache.tika.config.ServiceLoader;
import org.apache.tika.exception.TikaException;
import org.apache.tika.langdetect.OptimaizeLangDetector;
import org.apache.tika.language.detect.LanguageResult;
import org.apache.tika.language.translate.Translator;
import org.apache.tika.server.ServerStatus;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@Path("/translate")
public class TranslateResource {
private Translator defaultTranslator;
private ServiceLoader loader;
private static final Logger LOG = LoggerFactory.getLogger(TranslateResource.class);
private final ServerStatus serverStatus;
public TranslateResource(ServerStatus serverStatus) {
this.loader = new ServiceLoader(ServiceLoader.class.getClassLoader(),
LoadErrorHandler.WARN);
this.defaultTranslator = TikaResource.getConfig().getTranslator();
this.serverStatus = serverStatus;
}
@PUT
@POST
@Path("/all/{translator}/{src}/{dest}")
@Consumes("*/*")
@Produces("text/plain")
public String translate(final InputStream is,
@PathParam("translator") String translator,
@PathParam("src") String sLang, @PathParam("dest") String dLang)
throws TikaException, IOException {
return doTranslate(IOUtils.toString(is, UTF_8), translator, sLang, dLang);
}
@PUT
@POST
@Path("/all/{translator}/{dest}")
@Consumes("*/*")
@Produces("text/plain")
public String autoTranslate(final InputStream is,
@PathParam("translator") String translator,
@PathParam("dest") String dLang) throws TikaException, IOException {
final String content = IOUtils.toString(is, UTF_8);
LanguageResult language = new OptimaizeLangDetector().loadModels().detect(content);
if (language.isUnknown()) {
throw new TikaException("Unable to detect language to use for translation of text");
}
String sLang = language.getLanguage();
LOG.info("LanguageIdentifier: detected source lang: [{}]", sLang);
return doTranslate(content, translator, sLang, dLang);
}
private String doTranslate(String content, String translator, String sLang,
String dLang) throws TikaException, IOException {
LOG.info("Using translator: [{}]: src: [{}]: dest: [{}]", translator, sLang, dLang);
Translator translate = byClassName(translator);
if (translate == null) {
translate = this.defaultTranslator;
LOG.info("Using default translator");
}
TikaResource.checkIsOperating();
long taskId = serverStatus.start(ServerStatus.TASK.TRANSLATE, null);
try {
return translate.translate(content, sLang, dLang);
} catch (OutOfMemoryError e) {
serverStatus.setStatus(ServerStatus.STATUS.ERROR);
throw e;
} finally {
serverStatus.complete(taskId);
}
}
private Translator byClassName(String className) {
List translators = loader
.loadStaticServiceProviders(Translator.class);
for (Translator t : translators) {
if (t.getClass().getName().equals(className)) {
return t;
}
}
return null;
}
}