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/**
 * Copyright 2012 Twitter, Inc.
 *
 * 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 parquet.thrift.struct;

import java.io.IOException;
import java.io.StringWriter;

import org.codehaus.jackson.map.ObjectMapper;
import org.codehaus.jackson.map.SerializationConfig.Feature;

class JSON {

  private static ObjectMapper om = new ObjectMapper();
  static {
    om.configure(Feature.INDENT_OUTPUT, true);
  }

  static  T fromJSON(String json, Class clzz) {
    try {
      return om.readValue(json, clzz);
    } catch (IOException e) {
      throw new RuntimeException(e);
    }
  }

  static String toJSON(Object o) {
    final StringWriter sw = new StringWriter();
    try {
      om.writeValue(sw, o);
    } catch (IOException e) {
      throw new RuntimeException(e);
    }
    return sw.toString();
  }
}