content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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 com.alibaba.dts.recordprocessor;
  
  import org.apache.commons.lang3.StringUtils;
  import com.alibaba.dts.recordprocessor.mysql.JDKEncodingMapper;
  
  import java.io.UnsupportedEncodingException;
  
  public class FieldValue  {
      private String encoding;
      private byte[] bytes;
      public String getEncoding() {
          return encoding;
      }
      public byte[] getValue() {
          return bytes;
      }
  
      public void setEncoding(String encoding) {
          this.encoding = encoding;
      }
      public void setValue(byte[] bytes) {
          this.bytes = bytes;
      }
      @Override
      public String toString() {
          if (null == getValue()) {
              return "null [binary]";
          }
          if (encoding==null) {
              return super.toString();
          }
          try {
              if(StringUtils.equals("utf8mb4", encoding)){
                  return new String(getValue(), "utf8");
              }else{
                  return new String(getValue(), encoding);
              }
          } catch (UnsupportedEncodingException e) {
              String  realEncoding = JDKEncodingMapper.getJDKEncoding(encoding);
              if (null == realEncoding) {
                  throw new RuntimeException("Unsupported encoding: " + encoding);
              } else {
                  try {
                      return new String(getValue(), realEncoding);
                  } catch (UnsupportedEncodingException e1) {
                      throw new RuntimeException("Unsupported encoding: origin "
                          +  encoding + ", mapped " + realEncoding);
                  }
              }
          }
      }
  }
  