com.oodlemud.appengine.counter.web.test.guice.providers.ObjectMapperProvider.java Source code

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Here is the source code for com.oodlemud.appengine.counter.web.test.guice.providers.ObjectMapperProvider.java

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/**
 * Copyright (C) 2013 Oodlemud Inc. (developers@oodlemud.com)
 *
 * 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 com.oodlemud.appengine.counter.web.test.guice.providers;

import com.fasterxml.jackson.annotation.JsonInclude.Include;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import com.fasterxml.jackson.datatype.guava.GuavaModule;
import com.fasterxml.jackson.datatype.joda.JodaModule;
import com.google.inject.Provider;
import com.googlecode.objectify.util.jackson.ObjectifyJacksonModule;

/**
 * Give us some finer control over Jackson's behavior
 */
public class ObjectMapperProvider implements Provider<ObjectMapper> {
    private final ObjectMapper defaultObjectMapper;

    public ObjectMapperProvider() {
        defaultObjectMapper = new ObjectMapper();

        defaultObjectMapper.disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
        defaultObjectMapper.configure(SerializationFeature.WRITE_NULL_MAP_VALUES, false);
        defaultObjectMapper.configure(SerializationFeature.WRITE_EMPTY_JSON_ARRAYS, false);
        defaultObjectMapper.configure(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS, false);
        defaultObjectMapper.setSerializationInclusion(Include.NON_NULL);

        defaultObjectMapper.registerModule(new JodaModule());
        defaultObjectMapper.registerModule(new ObjectifyJacksonModule());
        defaultObjectMapper.registerModule(new GuavaModule());
    }

    @Override
    public ObjectMapper get() {
        return defaultObjectMapper;
    }
}