content: package com.alibaba.json.test.codec;
  
  import java.io.OutputStream;
  import java.util.Collection;
  
  import com.alibaba.fastjson.JSON;
  import com.alibaba.fastjson.parser.DefaultJSONParser;
  import com.alibaba.fastjson.parser.Feature;
  import com.alibaba.fastjson.parser.ParserConfig;
  import com.alibaba.fastjson.serializer.SerializerFeature;
  
  public class FastjsonCodec implements Codec {
  
      private ParserConfig    config = ParserConfig.getGlobalInstance();
  
      public FastjsonCodec(){
          System.out.println("fastjson-" + JSON.VERSION);    
      }
  
      public String getName() {
          return "fastjson";
      }
  
      public <T> T decodeObject(String text, Class<T> clazz) {
          DefaultJSONParser parser = new DefaultJSONParser(text, config);
          parser.config(Feature.DisableCircularReferenceDetect, true);
          return parser.parseObject(clazz);
      }
  
      public <T> Collection<T> decodeArray(String text, Class<T> clazz) throws Exception {
          DefaultJSONParser parser = new DefaultJSONParser(text, config);
          parser.config(Feature.DisableCircularReferenceDetect, true);
          return parser.parseArray(clazz);
      }
  
      public final Object decodeObject(String text) {
          DefaultJSONParser parser = new DefaultJSONParser(text, config);
          parser.config(Feature.DisableCircularReferenceDetect, true);
          return parser.parse();
      }
  
      public final Object decode(String text) {
          DefaultJSONParser parser = new DefaultJSONParser(text, config);
          parser.config(Feature.DisableCircularReferenceDetect, true);
          return parser.parse();
      }
  
      // private JavaBeanSerializer serializer = new JavaBeanSerializer(Long_100_Entity.class);
  
      public String encode(Object object) throws Exception {
          return JSON.toJSONString(object, SerializerFeature.DisableCircularReferenceDetect);
      }
  
      @SuppressWarnings("unchecked")
      public <T> T decodeObject(byte[] input, Class<T> clazz) throws Exception {
          return (T) JSON.parseObject(input, clazz, Feature.DisableCircularReferenceDetect);
      }
  
      @Override
      public byte[] encodeToBytes(Object object) throws Exception {
          return JSON.toJSONBytes(object, SerializerFeature.DisableCircularReferenceDetect);
      }
  
      @Override
      public void encode(OutputStream out, Object object) throws Exception {
         JSON.writeJSONString(out, object, SerializerFeature.DisableCircularReferenceDetect);
      }
  
  }
  