onap-enabler/onap-enabler-be/src/main/java/org/onap/osam/aai/util/CustomJacksonJaxBJsonProvider.java

/*-
 * ============LICENSE_START=======================================================
 * OSAM
 * ================================================================================
 * Copyright (C) 2018 AT&T
 * ================================================================================
 * 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.osam.aai.util;


import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import com.fasterxml.jackson.jaxrs.json.JacksonJaxbJsonProvider;
import com.fasterxml.jackson.module.jaxb.JaxbAnnotationModule;

import javax.ws.rs.ext.Provider;

@Provider
public class CustomJacksonJaxBJsonProvider extends JacksonJaxbJsonProvider {

    	private static ObjectMapper commonMapper = null;

	    /**
    	 * Instantiates a new custom jackson jax B json provider.
    	 */
    	public CustomJacksonJaxBJsonProvider() {
	        if (commonMapper == null) {
	            ObjectMapper mapper = new ObjectMapper();

	            mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
	            
	            mapper.configure(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS, false);
	            mapper.configure(SerializationFeature.INDENT_OUTPUT, false);
	            mapper.configure(SerializationFeature.WRAP_ROOT_VALUE, false);

	            mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
	            mapper.configure(DeserializationFeature.UNWRAP_ROOT_VALUE, false);

	            mapper.registerModule(new JaxbAnnotationModule());

	            commonMapper = mapper;
	        }
	        super.setMapper(commonMapper);
	    }
	    
	    /**
    	 * Gets the mapper.
    	 *
    	 * @return the mapper
    	 */
    	public ObjectMapper getMapper() {
	    	return commonMapper;
	    }
}