更新RM

xxl-job-admin/src/test/java/com/xxl/job/dao/impl/AdminApiTest.java

     public static void main(String[] args) {
         try {
             RegistryParam registryParam = new RegistryParam(RegistryConfig.RegistType.EXECUTOR.name(), "aaa", "112312312312");
-            ReturnT<String> registryResult = AdminApiUtil.callApi("http://localhost:8080/xxl-job-admin"+AdminApiUtil.REGISTRY, registryParam);
+
+            AdminApiUtil.init("http://localhost:8080/xxl-job-admin");
+            ReturnT<String> registryResult = AdminApiUtil.callApiFailover(AdminApiUtil.REGISTRY, registryParam);
             System.out.println(registryResult);
         } catch (Exception e) {
             e.printStackTrace();

xxl-job-core/src/main/java/com/xxl/job/core/util/AdminApiUtil.java

 		return ReturnT.FAIL;
 	}
 
-	public static ReturnT<String> callApi(String finalUrl, Object requestObj) throws Exception {
+	private static ReturnT<String> callApi(String finalUrl, Object requestObj) throws Exception {
 		HttpPost httpPost = new HttpPost(finalUrl);
 		CloseableHttpClient httpClient = HttpClients.createDefault();
 		try {