nl.knaw.huygens.alexandria.concordion.JsonConfiguration.java Source code

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Here is the source code for nl.knaw.huygens.alexandria.concordion.JsonConfiguration.java

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package nl.knaw.huygens.alexandria.concordion;

/*
 * #%L
 * alexandria-acceptance-tests
 * =======
 * Copyright (C) 2015 - 2016 Huygens ING (KNAW)
 * =======
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public
 * License along with this program.  If not, see
 * <http://www.gnu.org/licenses/gpl-3.0.html>.
 * #L%
 */

import javax.ws.rs.ext.ContextResolver;
import javax.ws.rs.ext.Provider;

import com.fasterxml.jackson.annotation.JsonAutoDetect.Visibility;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import nl.knaw.huygens.Log;

@Provider
public class JsonConfiguration implements ContextResolver<ObjectMapper> {

    private final ObjectMapper defaultObjectMapper;

    public JsonConfiguration() {
        defaultObjectMapper = createDefaultMapper();
    }

    @Override
    public ObjectMapper getContext(final Class<?> type) {
        Log.trace("Returning Jackson ObjectMapper for type: {}", type);
        return defaultObjectMapper;
    }

    private static ObjectMapper createDefaultMapper() {
        final ObjectMapper mapper = new ObjectMapper();
        Log.debug("Configuring Jackson ObjectMapper: [" + mapper + "]");

        mapper.enable(SerializationFeature.INDENT_OUTPUT);
        mapper.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
        // mapper.disable(SerializationFeature.WRITE_DURATIONS_AS_TIMESTAMPS);

        mapper.setVisibility(PropertyAccessor.FIELD, Visibility.ANY);

        return mapper;
    }
}