content: package com.alibaba.json.bvt.parser.deser;
  
  import java.util.HashMap;
  import java.util.Map;
  import java.util.SortedMap;
  import java.util.TreeMap;
  import java.util.concurrent.ConcurrentMap;
  
  import junit.framework.TestCase;
  
  import org.junit.Assert;
  
  import com.alibaba.fastjson.JSON;
  import com.alibaba.fastjson.TypeReference;
  import com.alibaba.fastjson.parser.DefaultJSONParser;
  import com.alibaba.fastjson.parser.ParserConfig;
  
  @SuppressWarnings("deprecation")
  public class DefaultObjectDeserializerTest2 extends TestCase {
  
  
      public void test_1() throws Exception {
          String input = "{'map':{}}";
          DefaultJSONParser parser = new DefaultJSONParser(input, ParserConfig.getGlobalInstance(), JSON.DEFAULT_PARSER_FEATURE);
  
  
          SortedMap<String, SortedMap> map = JSON.parseObject(input, new TypeReference<SortedMap<String, SortedMap>>() {
          }.getType());
  
          Assert.assertEquals(TreeMap.class, map.get("map").getClass());
      }
  
  
  
      public void test_8() throws Exception {
          String input = "{'map':{}}";
  
          ConcurrentMap<String, HashMap> map = JSON.parseObject(input, new TypeReference<ConcurrentMap<String, HashMap>>() {
          }.getType());
  
          Assert.assertEquals(HashMap.class, map.get("map").getClass());
      }
  
      public static interface Map1<K, V> extends Map<K, V> {
  
      }
      
      public static class Map2<K, V> extends HashMap<K, V> {
  
      }
  }
  