br.com.mv.modulo.model.JSON.java Source code

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Here is the source code for br.com.mv.modulo.model.JSON.java

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/*
 * Copyright 2015 MV Informtica.
 *
 * 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 br.com.mv.modulo.model;

import javax.persistence.Transient;

import org.slf4j.LoggerFactory;

import com.fasterxml.jackson.annotation.JsonInclude.Include;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;

public interface JSON {

    @Transient
    public default String toJSON() {
        ObjectMapper mapper = new ObjectMapper();
        mapper.configure(SerializationFeature.FAIL_ON_EMPTY_BEANS, false);
        mapper.configure(SerializationFeature.INDENT_OUTPUT, true);
        mapper.configure(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY, true);
        mapper.setSerializationInclusion(Include.NON_NULL);
        String json = "";
        try {
            json = mapper.writeValueAsString(this);
        } catch (JsonProcessingException e) {
            json = "{ error : Error: it's not possible processing JSON }";
            LoggerFactory.getLogger(JSON.class).error("Error: it's not possible processing JSON", e);
        }
        return json;
    }

}