org.commonjava.propulsor.deploy.resteasy.jackson.CDIJacksonProvider.java Source code

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Here is the source code for org.commonjava.propulsor.deploy.resteasy.jackson.CDIJacksonProvider.java

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/**
 * Copyright (C) 2015 John Casey (jdcasey@commonjava.org)
 *
 * 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 org.commonjava.propulsor.deploy.resteasy.jackson;

import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.jaxrs.json.JacksonJsonProvider;
import org.apache.commons.lang.StringUtils;
import org.commonjava.propulsor.deploy.resteasy.RestProvider;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import javax.enterprise.context.ApplicationScoped;
import javax.enterprise.inject.spi.BeanManager;
import javax.enterprise.inject.spi.CDI;
import javax.inject.Inject;
import javax.ws.rs.Consumes;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;

@Consumes({ "application/json", "application/*+json", "text/json" })
@Produces({ "application/json", "application/*+json", "text/json" })
//@ApplicationScoped
public class CDIJacksonProvider extends JacksonJsonProvider implements RestProvider {

    //    @Inject
    //    private ObjectMapper mapper;
    //
    //    @Inject
    //    private BeanManager bmgr;

    @Override
    public ObjectMapper locateMapper(final Class<?> type, final MediaType mediaType) {
        final CDI<Object> cdi = CDI.current();
        final ObjectMapper mapper = cdi.select(ObjectMapper.class).get();

        Logger logger = LoggerFactory.getLogger(getClass());
        logger.debug("Using ObjectMapper in Resteasy: {}", mapper);

        return mapper;
    }

    @Override
    public boolean isReadable(Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType) {
        Logger logger = LoggerFactory.getLogger(getClass());
        logger.debug("Check isReadable() for: {}, {}, {}, {}", type, genericType,
                "[" + StringUtils.join(annotations, ", ") + "]", mediaType);

        return super.isReadable(type, genericType, annotations, mediaType);
    }

    @Override
    public boolean isWriteable(Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType) {
        Logger logger = LoggerFactory.getLogger(getClass());
        logger.debug("Check isWritable() for: {}, {}, {}, {}", type, genericType,
                "[" + StringUtils.join(annotations, ", ") + "]", mediaType);

        return super.isWriteable(type, genericType, annotations, mediaType);
    }
}