Provide response URI on completion (#133)

Author: witrisna

README.md

@@ -345,6 +345,16 @@ public void onCreate(Bundle b) {
 }
 ```
 
+The full redirect URI is also provided in your completion intent:
+
+```java
+public void onCreate(Bundle b) {
+  // ...
+  Uri redirectUri = getIntent().getData();
+  // ...
+}
+```
+
 Given the auth response, a token request can be created to exchange the
 authorization code:
 

library/java/net/openid/appauth/AuthorizationManagementActivity.java

@@ -243,6 +243,7 @@ private void handleAuthorizationComplete() {
             Logger.error("Failed to extract OAuth2 response from redirect");
             return;
         }
+        responseData.setData(responseUri);
 
         Logger.debug("Authorization complete - invoking completion intent");
         try {

library/javatests/net/openid/appauth/AuthorizationManagementActivityTest.java

@@ -128,6 +128,7 @@ public void testSuccessFlow_withoutDestroy() {
         // after which the completion intent should be fired
         assertThat(mActivityShadow.getNextStartedActivity())
                 .hasAction("COMPLETE")
+                .hasData(mSuccessAuthRedirect)
                 .hasExtra(AuthorizationResponse.EXTRA_RESPONSE);
         assertThat(mActivity).isFinishing();
     }
@@ -161,6 +162,7 @@ public void testSuccessFlow_withDestroy() {
         // after which the completion intent should be fired
         assertThat(mActivityShadow.getNextStartedActivity())
                 .hasAction("COMPLETE")
+                .hasData(mSuccessAuthRedirect)
                 .hasExtra(AuthorizationResponse.EXTRA_RESPONSE);
         assertThat(mActivity).isFinishing();
     }
@@ -189,6 +191,7 @@ public void testFailureFlow_withoutDestroy() {
         // after which the completion intent should be fired
         assertThat(mActivityShadow.getNextStartedActivity())
                 .hasAction("COMPLETE")
+                .hasData(mErrorAuthRedirect)
                 .hasExtra(AuthorizationException.EXTRA_EXCEPTION);
         assertThat(mActivity).isFinishing();
     }
@@ -210,6 +213,7 @@ public void testMismatchedState_responseDiffersFromRequest() {
         // the next activity should be from the completion intent, carrying an error
         assertThat(nextStartedActivity)
                 .hasAction("COMPLETE")
+                .hasData(authResponseUri)
                 .hasExtra(AuthorizationException.EXTRA_EXCEPTION);
 
         assertThat(AuthorizationException.fromIntent(nextStartedActivity))