@Test
 public void testRestTemplateClient() throws Exception {
   String[] uriVariables = {"aaaa签名", "001"};
   ResponseEntity<String> exchange =
       restTemplate.exchange(TEST_URL_ONE, HttpMethod.POST, null, String.class, uriVariables);
   log.info(exchange.getBody());
   assertEquals(exchange.getStatusCode(), HttpStatus.OK);
 }
 /**
  * 测试一次捕获
  *
  * @throws Exception
  */
 @Test
 public void testTestException() throws Exception {
   Map<String, String> uriVariables = new HashMap<String, String>();
   uriVariables.put("type", "1");
   ResponseEntity<String> responseEntity =
       restTemplate.getForEntity(TEST_URL_TWO, String.class, uriVariables);
   log.info(responseEntity.getBody());
   assertEquals(responseEntity.getBody(), "{\"code\":\"-1\",\"msg\":\"system bus\"}");
 }