/*
* 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.nifi.persistence;
import java.io.InputStream;
import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBElement;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Unmarshaller;
import javax.xml.transform.stream.StreamSource;
import org.apache.nifi.controller.StandardSnippet;
import org.apache.nifi.controller.serialization.FlowSerializationException;
public class StandardSnippetDeserializer {
public static StandardSnippet deserialize(final InputStream inStream) {
try {
JAXBContext context = JAXBContext.newInstance(StandardSnippet.class);
Unmarshaller unmarshaller = context.createUnmarshaller();
JAXBElement<StandardSnippet> snippetElement = unmarshaller.unmarshal(new StreamSource(inStream), StandardSnippet.class);
return snippetElement.getValue();
} catch (final JAXBException e) {
throw new FlowSerializationException(e);
}
}
}