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/*******************************************************************************
* Copyright (c) 2017 Politecnico di Torino and others.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Apache License, Version 2.0
* which accompanies this distribution, and is available at
* http://www.apache.org/licenses/LICENSE-2.0
*******************************************************************************/
package it.polito.escape.verify.deserializer;
import java.io.IOException;
import java.io.InputStream;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;
import javax.ws.rs.Consumes;
import javax.ws.rs.ProcessingException;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.MultivaluedMap;
import javax.ws.rs.ext.MessageBodyReader;
import javax.ws.rs.ext.Provider;
import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import it.polito.nffg.neo4j.jaxb.Paths;
@Provider
@Consumes(MediaType.APPLICATION_XML)
public class PathsMessageBodyReader implements MessageBodyReader<Paths>{
@Override
public boolean isReadable(Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType) {
return type == Paths.class;
}
@Override
public Paths readFrom(Class<Paths> type, Type genericType, Annotation[] annotations, MediaType mediaType,
MultivaluedMap<String, String> httpHeaders, InputStream entityStream)
throws IOException, WebApplicationException {
try {
JAXBContext jaxbContext = JAXBContext.newInstance(Paths.class);
Paths paths = (Paths) jaxbContext.createUnmarshaller()
.unmarshal(entityStream);
return paths;
} catch (JAXBException jaxbException) {
throw new ProcessingException("Error deserializing a Paths object.",
jaxbException);
}
}
}
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