/*
* 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.BufferedOutputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Marshaller;
import org.apache.nifi.controller.StandardSnippet;
import org.apache.nifi.controller.serialization.FlowSerializationException;
public final class StandardSnippetSerializer {
public static byte[] serialize(final StandardSnippet snippet) {
try {
final ByteArrayOutputStream baos = new ByteArrayOutputStream();
final BufferedOutputStream bos = new BufferedOutputStream(baos);
JAXBContext context = JAXBContext.newInstance(StandardSnippet.class);
Marshaller marshaller = context.createMarshaller();
marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, Boolean.TRUE);
marshaller.marshal(snippet, bos);
bos.flush();
return baos.toByteArray();
} catch (final IOException | JAXBException e) {
throw new FlowSerializationException(e);
}
}
}