Added option to launch another activity from MainActivity.

Bug: 65384186

Test: ./gradlew installDebug && adb shell am start -e target app.MultiplePartitionsActivity com.example.android.autofillframework/.app.MainActivity

Change-Id: I83af9b5853e87e62dc57154b582c253916aa3546

1 files changed, 30 insertions, 0 deletions

diff --git a/input/autofill/AutofillFramework/Application/src/main/java/com/example/android/autofillframework/app/MainActivity.java b/input/autofill/AutofillFramework/Application/src/main/java/com/example/android/autofillframework/app/MainActivity.java
index 85c43f0b..5cd9671c 100644
--- a/input/autofill/AutofillFramework/Application/src/main/java/com/example/android/autofillframework/app/MainActivity.java
+++ b/input/autofill/AutofillFramework/Application/src/main/java/com/example/android/autofillframework/app/MainActivity.java
@@ -15,9 +15,12 @@
  */
 package com.example.android.autofillframework.app;
 
+import android.content.Context;
+import android.content.Intent;
 import android.os.Bundle;
 import android.support.annotation.Nullable;
 import android.support.v7.app.AppCompatActivity;
+import android.util.Log;
 import android.view.View;
 
 import com.example.android.autofillframework.R;
@@ -27,9 +30,16 @@ import com.example.android.autofillframework.R;
  */
 public class MainActivity extends AppCompatActivity {
 
+    private static final String TAG = "MainActivity";
+
     @Override
     protected void onCreate(@Nullable Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
+
+        if (launchTrampolineActivity()) {
+            return;
+        }
+
         setContentView(R.layout.activity_main);
         NavigationItem loginEditTexts = findViewById(R.id.standardViewSignInButton);
         NavigationItem loginCustomVirtual = findViewById(R.id.virtualViewSignInButton);
@@ -81,4 +91,24 @@ public class MainActivity extends AppCompatActivity {
             }
         });
     }
+
+    private boolean launchTrampolineActivity() {
+        Intent intent = getIntent();
+        if (intent != null) {
+            String target = intent.getStringExtra("target");
+            if (target != null) {
+                Log.i(TAG, "trampolining into " + target + " instead");
+                try {
+                    Intent newIntent = new Intent(this,
+                            Class.forName("com.example.android.autofillframework." + target));
+                    getApplicationContext().startActivity(newIntent);
+                    finish();
+                    return true;
+                } catch (Exception e) {
+                    Log.e(TAG, "Error launching " + target, e);
+                }
+            }
+        }
+        return false;
+    }
 }
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