content: package com.alibaba.json.bvt.parser;
  
  import com.alibaba.fastjson.JSON;
  import com.alibaba.fastjson.JSONException;
  import com.alibaba.fastjson.annotation.JSONType;
  import com.alibaba.fastjson.parser.Feature;
  import com.alibaba.fastjson.parser.ParserConfig;
  import junit.framework.TestCase;
  
  public class SafeModeTest extends TestCase {
      public void test_for_safeMode() throws Exception {
          ParserConfig config = new ParserConfig();
  
          String str = "{\"@type\":\"com.alibaba.json.bvt.parser.SafeModeTest$Entity\"}";
          JSON.parse(str);
  
          {
              Exception error = null;
              try {
                  JSON.parse(str, config, Feature.SafeMode);
              }
              catch (JSONException ex) {
                  error = ex;
              }
              assertNotNull(error);
          }
  
          {
              Exception error = null;
              try {
                  config.setSafeMode(true);
                  JSON.parse(str, config);
              }
              catch (JSONException ex) {
                  error = ex;
              }
              assertNotNull(error);
          }
      }
  
      @JSONType
      public static class Entity {
  
      }
  }
  