HADOOP-13213. Small Documentation bug with AuthenticatedURL in hadoop-auth. Contributed by Tom Ellis.

This closes #97.

(cherry picked from commit 8a1dcceccea5cfe9fb0c94daa2517cd64a16b3c0)
(cherry picked from commit 035eea4d126f2dfe4b01f47f8ee670fd58127320)

hadoop-common-project/hadoop-auth/src/main/java/org/apache/hadoop/security/authentication/client/AuthenticatedURL.java

@@ -43,14 +43,14 @@ import java.util.Map;
  * URL url = new URL("http://foo:8080/bar");
  * AuthenticatedURL.Token token = new AuthenticatedURL.Token();
  * AuthenticatedURL aUrl = new AuthenticatedURL();
- * HttpURLConnection conn = new AuthenticatedURL(url, token).openConnection();
+ * HttpURLConnection conn = new AuthenticatedURL().openConnection(url, token);
  * ....
  * // use the 'conn' instance
  * ....
  *
  * // establishing a follow up connection using a token from the previous connection
  *
- * HttpURLConnection conn = new AuthenticatedURL(url, token).openConnection();
+ * HttpURLConnection conn = new AuthenticatedURL().openConnection(url, token);
  * ....
  * // use the 'conn' instance
  * ....

hadoop-common-project/hadoop-auth/src/site/markdown/Examples.md

@@ -57,9 +57,9 @@ Use the `AuthenticatedURL` class to obtain an authenticated HTTP connection:
     URL url = new URL("http://localhost:8080/hadoop-auth/kerberos/who");
     AuthenticatedURL.Token token = new AuthenticatedURL.Token();
     ...
-    HttpURLConnection conn = new AuthenticatedURL(url, token).openConnection();
+    HttpURLConnection conn = new AuthenticatedURL().openConnection(url, token);
     ...
-    conn = new AuthenticatedURL(url, token).openConnection();
+    conn = new AuthenticatedURL().openConnection(url, token);
     ...
 
 Building and Running the Examples