svn commit: r442096 - in /incubator/abdera/java/trunk/extensions/src/main/java/org/apache/abdera/ext/gdata: GoogleLoginAuthCredentials.java GoogleLoginAuthScheme.java

[jm...@apache.org]

Author: jmsnell
Date: Sun Sep 10 21:44:25 2006
New Revision: 442096

URL: http://svn.apache.org/viewvc?view=rev&rev=442096
Log:
Provide a GoogleLoginAuthCredentials implementation of the commons client Credentials 
interface to make it possible to reuse the gdata auth token for multiple requests.

Added:
    incubator/abdera/java/trunk/extensions/src/main/java/org/apache/abdera/ext/gdata/GoogleLoginAuthCredentials.java
Modified:
    incubator/abdera/java/trunk/extensions/src/main/java/org/apache/abdera/ext/gdata/GoogleLoginAuthScheme.java

Added: incubator/abdera/java/trunk/extensions/src/main/java/org/apache/abdera/ext/gdata/GoogleLoginAuthCredentials.java
URL: http://svn.apache.org/viewvc/incubator/abdera/java/trunk/extensions/src/main/java/org/apache/abdera/ext/gdata/GoogleLoginAuthCredentials.java?view=auto&rev=442096
==============================================================================
--- incubator/abdera/java/trunk/extensions/src/main/java/org/apache/abdera/ext/gdata/GoogleLoginAuthCredentials.java (added)
+++ incubator/abdera/java/trunk/extensions/src/main/java/org/apache/abdera/ext/gdata/GoogleLoginAuthCredentials.java Sun Sep 10 21:44:25 2006
@@ -0,0 +1,61 @@
+/*
+* Licensed to the Apache Software Foundation (ASF) under one or more
+* contributor license agreements.  The ASF licenses this file to You
+* under the Apache License, Version 2.0 (the "License"); you may not
+* use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*     http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.  For additional information regarding
+* copyright in this work, please see the NOTICE file in the top level
+* directory of this distribution.
+*/
+package org.apache.abdera.ext.gdata;
+
+import org.apache.commons.httpclient.Credentials;
+
+/**
+ * <p>When using the GoogleLoginAuthScheme with the typical Commons Client
+ * UsernamePasswordCredentials, the AuthScheme implementation will request
+ * a new auth token from the Google server for every request.  To make it 
+ * a more efficient, clients can use GoogleLoginAuthCredentials which will
+ * perform the Google Auth once to get the auth token which will be reused
+ * for every request.</p>
+ * 
+ * <pre>
+ *    GoogleLoginAuthScheme.register();
+ *   
+ *   Client client = new CommonsClient();
+ *   
+ *   GoogleLoginAuthCredentials credentials = 
+ *     new GoogleLoginAuthCredentials(
+ *       "email", "password", "blogger");
+ *   client.addCredentials(
+ *     "http://beta.blogger.com",
+ *     null, null,
+ *     credentials);
+ *  </pre>
+ */
+public final class GoogleLoginAuthCredentials 
+  implements Credentials {
+
+  private final String auth;
+  
+  public GoogleLoginAuthCredentials(String auth) {
+    this.auth = auth;
+  }
+  
+  public GoogleLoginAuthCredentials(String id, String pwd, String service) {
+    this.auth = (new GoogleLoginAuthScheme()).getAuth(id, pwd, service);
+  }
+  
+  public String getAuth() {
+    return auth;
+  }
+  
+}

Modified: incubator/abdera/java/trunk/extensions/src/main/java/org/apache/abdera/ext/gdata/GoogleLoginAuthScheme.java
URL: http://svn.apache.org/viewvc/incubator/abdera/java/trunk/extensions/src/main/java/org/apache/abdera/ext/gdata/GoogleLoginAuthScheme.java?view=diff&rev=442096&r1=442095&r2=442096
==============================================================================
--- incubator/abdera/java/trunk/extensions/src/main/java/org/apache/abdera/ext/gdata/GoogleLoginAuthScheme.java (original)
+++ incubator/abdera/java/trunk/extensions/src/main/java/org/apache/abdera/ext/gdata/GoogleLoginAuthScheme.java Sun Sep 10 21:44:25 2006
@@ -76,16 +76,21 @@
     Credentials credentials, 
     HttpMethod method) 
       throws AuthenticationException {
-    
-    if (!(credentials instanceof UsernamePasswordCredentials)) {
+    String auth = null;
+    if (credentials instanceof UsernamePasswordCredentials) {
+      UsernamePasswordCredentials usercreds = 
+        (UsernamePasswordCredentials) credentials;
+      String id = usercreds.getUserName();
+      String pwd = usercreds.getPassword();
+      auth = getAuth(id, pwd);
+    } else if (credentials instanceof GoogleLoginAuthCredentials) {
+      GoogleLoginAuthCredentials gcreds =
+        (GoogleLoginAuthCredentials) credentials;
+      auth = gcreds.getAuth();
+    } else {
       throw new AuthenticationException(
-        "Cannot use credentials for GoogleLogin authentication");
+      "Cannot use credentials for GoogleLogin authentication");
     }
-    UsernamePasswordCredentials usercreds = 
-      (UsernamePasswordCredentials) credentials;
-    String id = usercreds.getUserName();
-    String pwd = usercreds.getPassword();
-    String auth = getAuth(id, pwd);
     StringBuffer buf = new StringBuffer("GoogleLogin ");
     buf.append(auth);
     return buf.toString();
@@ -115,7 +120,12 @@
     return false;
   }
   
-  private String getAuth(String id, String pwd) {
+  
+  protected String getAuth(String id, String pwd) {
+    return getAuth(id, pwd, service);
+  }
+  
+  protected String getAuth(String id, String pwd, String service) {
     try {
       Client client = new CommonsClient();
       Formatter f = new Formatter();
@@ -142,4 +152,10 @@
     return null;
   }
 
+  public static String getGoogleLogin(String id, String pwd, String service) {
+    String auth = (new GoogleLoginAuthScheme()).getAuth(id, pwd, service);
+    StringBuffer buf = new StringBuffer("GoogleLogin ");
+    buf.append(auth);
+    return buf.toString();
+  }
 }