content: package com.alibaba.json.bvt.parser;
  
  import com.alibaba.fastjson.JSON;
  import com.alibaba.fastjson.JSONException;
  import com.alibaba.fastjson.parser.ParserConfig;
  import junit.framework.TestCase;
  
  public class AutoTypeCheckHandlerTest extends TestCase {
      public void test_for_issue() throws Exception {
          ParserConfig config = new ParserConfig();
  
          String str = "{\"@type\":\"com.alibaba.json.bvt.parser.autoType.AutoTypeCheckHandlerTest$Model\"}";
          JSONException error = null;
          try {
              JSON.parse(str, config);
          } catch (JSONException ex) {
              error = ex;
          }
          assertNotNull(error);
  
          config.addAutoTypeCheckHandler(new ParserConfig.AutoTypeCheckHandler() {
  
              public Class<?> handler(String typeName, Class<?> expectClass, int features) {
                  if ("com.alibaba.json.bvt.parser.autoType.AutoTypeCheckHandlerTest$Model".equals(typeName)) {
                      return Model.class;
                  }
                  return null;
              }
          });
  
          JSON.parse(str, config);
      }
  
      public static class Model {
  
      }
  }
  