DUBBO-351 zookeeper注册中心权限验证不能通过

git-svn-id: http://code.alibabatech.com/svn/dubbo/trunk@1606 1a56cb94-b969-4eaa-88fa-be21384802f2

dubbo-common/src/main/java/com/alibaba/dubbo/common/URL.java

@@ -254,6 +254,15 @@ public final class URL implements Serializable {
 		return password;
 	}
 	
+	public String getAuthority() {
+	    if ((username == null || username.length() == 0)
+	            && (password == null || password.length() == 0)) {
+	        return null;
+	    }
+	    return (username == null ? "" : username) 
+	            + ":" + (password == null ? "" : password);
+	}
+
 	public String getHost() {
 		return host;
 	}

dubbo-registry/dubbo-registry-zookeeper/src/main/java/com/alibaba/dubbo/registry/zookeeper/ZookeeperRegistry.java

@@ -249,7 +249,7 @@ public class ZookeeperRegistry extends FailbackRegistry {
             }
         });
         if (auth) {
-            zk.addAuthInfo(url.getUsername(), url.getPassword().getBytes());
+            zk.addAuthInfo("digest", url.getAuthority().getBytes());
         }
         return zk;
     }