com.gst.infrastructure.core.serialization.ExcludeNothingWithPrettyPrintingOnJsonSerializerGoogleGson.java Source code

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Here is the source code for com.gst.infrastructure.core.serialization.ExcludeNothingWithPrettyPrintingOnJsonSerializerGoogleGson.java

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/**
 * Licensed to the Apache Software Foundation (ASF) 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.gst.infrastructure.core.serialization;

import com.gst.infrastructure.core.api.JodaDateTimeAdapter;
import com.gst.infrastructure.core.api.JodaLocalDateAdapter;
import com.gst.infrastructure.core.api.JodaMonthDayAdapter;
import org.joda.time.DateTime;
import org.joda.time.LocalDate;
import org.joda.time.MonthDay;
import org.springframework.stereotype.Component;

import com.google.gson.Gson;
import com.google.gson.GsonBuilder;

/**
 * <p>
 * A google gson implementation of {@link ExcludeNothingJsonSerializer}
 * contract.
 * </p>
 * 
 * <p>
 * It serializes all fields of any Java {@link Object} passed to it.
 * </p>
 */
@Component
public final class ExcludeNothingWithPrettyPrintingOnJsonSerializerGoogleGson {

    private final Gson gson;

    public ExcludeNothingWithPrettyPrintingOnJsonSerializerGoogleGson() {
        final GsonBuilder builder = new GsonBuilder();
        builder.registerTypeAdapter(LocalDate.class, new JodaLocalDateAdapter());
        builder.registerTypeAdapter(DateTime.class, new JodaDateTimeAdapter());
        builder.registerTypeAdapter(MonthDay.class, new JodaMonthDayAdapter());
        builder.setPrettyPrinting();

        this.gson = builder.create();
    }

    public String serialize(final Object result) {
        return this.gson.toJson(result);
    }
}