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/**
* ============LICENSE_START=======================================================
* org.onap.aai
* ================================================================================
* Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.aai.util;
import java.io.IOException;
import org.apache.commons.io.output.ByteArrayOutputStream;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.core.JsonGenerationException;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.JsonMappingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import com.fasterxml.jackson.module.jaxb.JaxbAnnotationModule;
public class PojoUtils {
/**
* Gets the json from object.
*
* @param <T> the generic type
* @param clazz the clazz
* @return the json from object
* @throws JsonGenerationException the json generation exception
* @throws JsonMappingException the json mapping exception
* @throws IOException Signals that an I/O exception has occurred.
*/
public <T> String getJsonFromObject(T clazz) throws JsonGenerationException, JsonMappingException, IOException {
return getJsonFromObject(clazz, false, true);
}
/**
* Gets the json from object.
*
* @param <T> the generic type
* @param clazz the clazz
* @param wrapRoot the wrap root
* @param indent the indent
* @return the json from object
* @throws JsonGenerationException the json generation exception
* @throws JsonMappingException the json mapping exception
* @throws IOException Signals that an I/O exception has occurred.
*/
public <T> String getJsonFromObject(T clazz, boolean wrapRoot, boolean indent) throws JsonGenerationException, JsonMappingException, IOException {
ObjectMapper mapper = new ObjectMapper();
mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
mapper.configure(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS, false);
mapper.configure(SerializationFeature.INDENT_OUTPUT, indent);
mapper.configure(SerializationFeature.WRAP_ROOT_VALUE, wrapRoot);
mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
mapper.configure(DeserializationFeature.UNWRAP_ROOT_VALUE, wrapRoot);
mapper.registerModule(new JaxbAnnotationModule());
ByteArrayOutputStream baos = new ByteArrayOutputStream();
mapper.writeValue(baos, clazz);
return baos.toString();
}
}
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