io.werval.modules.json.JSONPlugin.java Source code

Introduction

Here is the source code for io.werval.modules.json.JSONPlugin.java

Source

/*
 * Copyright (c) 2014 the original author or authors
 *
 * 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 io.werval.modules.json;

import com.fasterxml.jackson.databind.MapperFeature;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.PropertyNamingStrategy;
import io.werval.api.Application;
import io.werval.api.Plugin;
import io.werval.api.exceptions.ActivationException;

/**
 * JsonPlugin.
 */
public class JSONPlugin implements Plugin<JSON> {
    private JacksonJSON json;

    @Override
    public Class<JSON> apiType() {
        return JSON.class;
    }

    @Override
    public JSON api() {
        return json;
    }

    @Override
    public void onActivate(Application application) throws ActivationException {
        ObjectMapper mapper = new ObjectMapper();
        mapper.configure(MapperFeature.DEFAULT_VIEW_INCLUSION, false);
        mapper.setPropertyNamingStrategy(PropertyNamingStrategy.CAMEL_CASE_TO_LOWER_CASE_WITH_UNDERSCORES);
        json = new JacksonJSON(mapper);
    }

    @Override
    public void onPassivate(Application application) {
        json = null;
    }
}