content: package com.alibaba.fastjson.parser.deserializer;
  
  import java.io.Closeable;
  import java.io.Serializable;
  import java.lang.reflect.Array;
  import java.lang.reflect.GenericArrayType;
  import java.lang.reflect.Type;
  import java.lang.reflect.TypeVariable;
  import java.util.ArrayList;
  import java.util.List;
  
  import com.alibaba.fastjson.parser.DefaultJSONParser;
  import com.alibaba.fastjson.parser.JSONToken;
  import com.alibaba.fastjson.util.TypeUtils;
  
  public class JavaObjectDeserializer implements ObjectDeserializer {
  
      public final static JavaObjectDeserializer instance = new JavaObjectDeserializer();
  
      @SuppressWarnings("unchecked")
      public <T> T deserialze(DefaultJSONParser parser, Type type, Object fieldName) {
          if (type instanceof GenericArrayType) {
              Type componentType = ((GenericArrayType) type).getGenericComponentType();
              if (componentType instanceof TypeVariable) {
                  TypeVariable<?> componentVar = (TypeVariable<?>) componentType;
                  componentType = componentVar.getBounds()[0];
              }
  
              List<Object> list = new ArrayList<Object>();
              parser.parseArray(componentType, list);
              Class<?> componentClass = TypeUtils.getRawClass(componentType);
              Object[] array = (Object[]) Array.newInstance(componentClass, list.size());
              list.toArray(array);
              return (T) array;
          }
          
          if (type instanceof Class
                  && type != Object.class
                  && type != Serializable.class
                  && type != Cloneable.class
                  && type != Closeable.class
                  && type != Comparable.class) {
              return (T) parser.parseObject(type);    
          }
  
          return (T) parser.parse(fieldName);
      }
  
      public int getFastMatchToken() {
          return JSONToken.LBRACE;
      }
  }
  