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/*******************************************************************************
 * Copyright 2017 ZTE, Inc. and others.
 * 
 * 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.onap.msb.sdk.httpclient.handler.impl;

import org.onap.msb.sdk.httpclient.annotaion.BodyConverter;
import org.onap.msb.sdk.httpclient.convert.IConverterFactoryBuilder;
import org.onap.msb.sdk.httpclient.convert.jackson.JacksonConverterFactoryBuilder;
import org.onap.msb.sdk.httpclient.exception.RetrofitServiceRuntimeException;
import org.onap.msb.sdk.httpclient.handler.HandlerContextBuilder;
import org.onap.msb.sdk.httpclient.handler.RetrofitServiceHandlerContext;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * @author 10071214
 *
 */
public class ConverterFactoryBuilder implements HandlerContextBuilder {


  private final static Logger logger = LoggerFactory.getLogger(ConverterFactoryBuilder.class);

  /*
   * (non-Javadoc)
   * 
   * @see
   * com.zte.ums.zenap.versey.rpc.retrofit2.service.impl.handler.HandlerContextBuilder#build(com.zte
   * .ums.zenap.versey.rpc.retrofit2.service.impl.handler.RetrofitServiceHandlerContext)
   */
  @Override
  public void build(RetrofitServiceHandlerContext ctx) throws RetrofitServiceRuntimeException {
    initConverterFactoryBuilder(ctx);

  }

  private void initConverterFactoryBuilder(RetrofitServiceHandlerContext ctx)
      throws RetrofitServiceRuntimeException {

    BodyConverter cvnverter = ctx.getRetrofitSrvInterfaceClazz().getAnnotation(BodyConverter.class);
    IConverterFactoryBuilder converterFactoryBuilder;
    if (cvnverter != null) {
      try {
        converterFactoryBuilder =
            (IConverterFactoryBuilder) Class.forName(cvnverter.builderClassName()).newInstance();
      } catch (Exception e) {
        logger.error("init converterFactoryBuilder error", e);
        throw new RetrofitServiceRuntimeException("init converterFactoryBuilder error", e);
      }

    } else {
      converterFactoryBuilder = new JacksonConverterFactoryBuilder();
    }

    ctx.setConverterFactoryBuilder(converterFactoryBuilder);
  }

}