/*
* 2012-3 Red Hat Inc. and/or its affiliates and other contributors.
*
* Licensed 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.overlord.rtgov.activity.util;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.ObjectWriter;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.core.type.TypeReference;
import org.overlord.rtgov.activity.processor.InformationProcessor;
/**
* This class provides utility functions for the information processor
* model.
*
*/
public final class InformationProcessorUtil {
private static final ObjectMapper MAPPER=new ObjectMapper();
private static final TypeReference<java.util.List<InformationProcessor>> INFORMATION_PROCESSOR_LIST=
new TypeReference<java.util.List<InformationProcessor>>() { };
private static ObjectWriter IPLIST_WRITER=null;
static {
MAPPER.setSerializationInclusion(JsonInclude.Include.NON_NULL);
MAPPER.setSerializationInclusion(JsonInclude.Include.NON_DEFAULT);
IPLIST_WRITER = MAPPER.writerWithType(INFORMATION_PROCESSOR_LIST);
}
/**
* Private constructor.
*/
private InformationProcessorUtil() {
}
/**
* This method serializes an InformationProcessor list into a JSON representation.
*
* @param ips The information processor list
* @return The JSON serialized representation
* @throws Exception Failed to serialize
*/
public static byte[] serializeInformationProcessorList(java.util.List<InformationProcessor> ips) throws Exception {
byte[] ret=null;
java.io.ByteArrayOutputStream baos=new java.io.ByteArrayOutputStream();
IPLIST_WRITER.writeValue(baos, ips);
ret = baos.toByteArray();
baos.close();
return (ret);
}
/**
* This method deserializes an InformationProcessor list from a JSON representation.
*
* @param ips The JSON representation of the information processor list
* @return The InformationProcessor list
* @throws Exception Failed to deserialize
*/
public static java.util.List<InformationProcessor> deserializeInformationProcessorList(byte[] ips) throws Exception {
java.util.List<InformationProcessor> ret=null;
java.io.ByteArrayInputStream bais=new java.io.ByteArrayInputStream(ips);
ret = MAPPER.readValue(bais, INFORMATION_PROCESSOR_LIST);
bais.close();
return (ret);
}
}