content: package com.alibaba.json.bvt.issue_1600;
  
  import com.alibaba.fastjson.JSON;
  import junit.framework.TestCase;
  
  import java.util.Collections;
  import java.util.HashMap;
  import java.util.Map;
  
  public class Issue1603_map_getter extends TestCase {
      public void test_emptyMap() throws Exception {
          Model_1 m = JSON.parseObject("{\"values\":{\"a\":1001}}", Model_1.class);
          assertEquals(0, m.values.size());
      }
  
      public void test_unmodifiableMap() throws Exception {
          Model_2 m = JSON.parseObject("{\"values\":{\"a\":1001}}", Model_2.class);
          assertEquals(0, m.values.size());
      }
  
      public static class Model_1 {
          private final Map<String, Object> values = Collections.emptyMap();
  
          public Map<String, Object> getValues() {
              return values;
          }
      }
  
      public static class Model_2 {
          private final Map<String, Object> values = Collections.unmodifiableMap(new HashMap<String, Object>());
  
          public Map<String, Object> getValues() {
              return values;
          }
      }
  
  }
  