Package com.tistory.devyongsik.crescent.data.handler

Source Code of com.tistory.devyongsik.crescent.data.handler.JsonDataHandler

package com.tistory.devyongsik.crescent.data.handler;

import java.io.IOException;

import org.codehaus.jackson.map.ObjectMapper;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.tistory.devyongsik.crescent.index.entity.IndexingRequestForm;

/**
* author : need4spd, need4spd@naver.com, 2012. 3. 17.
*
* 파일로부터 Json 포맷의 데이터를 읽어와서 Gson을 사용 Document 타입으로 변환한다.
*/
public class JsonDataHandler implements Handler {
  private Logger logger = LoggerFactory.getLogger(JsonDataHandler.class);
 
  @Override
  public IndexingRequestForm handledData(String jsonFormStr) {
   
    try {
      ObjectMapper mapper = new ObjectMapper();
     
      IndexingRequestForm indexingRequestForm = mapper.readValue(jsonFormStr, IndexingRequestForm.class);
     
      return indexingRequestForm;
     
    } catch (IOException e) {
      logger.error("error : ", e);
      throw new IllegalStateException("색인 대상 문서를 변환 중 에러가 발생하였습니다. [" + jsonFormStr +"]");
    }
  }
}
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