content: package com.alibaba.json.bvt.bug;
  
  import com.alibaba.fastjson.JSON;
  import junit.framework.TestCase;
  
  import java.util.HashMap;
  import java.util.LinkedList;
  import java.util.List;
  import java.util.Map;
  
  public class Bug_for_yunban extends TestCase {
      public void test_for_issue() throws Exception {
          List<RelationItem> relationItemList = new LinkedList<RelationItem>();
  
          Map<String, String> ext = new HashMap<String, String>();
          ext.put("a", "b");
          ext.put("c", "d");
  
  
          RelationItem relationItem = new RelationItem();
          relationItem.setExt(ext);
          relationItem.setSourceId("12");
          relationItemList.add(relationItem);
  
          relationItem = new RelationItem();
          relationItem.setExt(ext);
          relationItem.setSourceId("55");
          relationItemList.add(relationItem);
  
          //ParserConfig.getGlobalInstance().setAutoTypeSupport(true);
          //String a = JSON.toJSONString(relationItemList, SerializerFeature.WriteClassName);
          String a1 = JSON.toJSONString(relationItemList);
          System.out.println(a1);
  
  
          //ParserConfig.getGlobalInstance().setAutoTypeSupport(true);
          List<RelationItem> relationItemList1 = JSON.parseObject(a1, new com.alibaba.fastjson.TypeReference<List<RelationItem>>(){});
  
          System.out.print("fdafda");
      }
  
      public static class RelationItem {
          private String sourceId;
          private Map<String, String> ext;
  
          public String getSourceId() {
              return sourceId;
          }
  
          public void setSourceId(String sourceId) {
              this.sourceId = sourceId;
          }
  
          public Map<String, String> getExt() {
              return ext;
          }
  
          public void setExt(Map<String, String> ext) {
              this.ext = ext;
          }
      }
  }
  