/**
* Licensed to Abiquo Holdings S.L. (Abiquo) 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 com.abiquo.model.adapter;
import java.io.IOException;
import java.util.Map;
import com.fasterxml.jackson.core.JsonGenerationException;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializerProvider;
import com.fasterxml.jackson.databind.introspect.AnnotationIntrospectorPair;
import com.fasterxml.jackson.databind.introspect.JacksonAnnotationIntrospector;
import com.fasterxml.jackson.databind.type.TypeFactory;
import com.fasterxml.jackson.module.jaxb.JaxbAnnotationIntrospector;
public class MetadataJsonSerializer extends JsonSerializer<Map<String, Object>>
{
@Override
public void serialize(final Map<String, Object> value, final JsonGenerator jgen,
final SerializerProvider provider) throws IOException, JsonProcessingException
{
if (value.containsKey("metadata"))
{
byte[] metadata =
new ObjectMapper().setAnnotationIntrospector(
new AnnotationIntrospectorPair(new JacksonAnnotationIntrospector(),
new JaxbAnnotationIntrospector(TypeFactory.defaultInstance())))
.writeValueAsBytes(value.get("metadata"));
jgen.writeRawValue(new String(metadata));
}
else
{
throw new JsonGenerationException("Missing metadata start tag");
}
}
}