New icon to dump heap information and share it.

Alternatively,
  $ adb shell am start -n <pkg>/com.android.launcher3.MemoryDumpActivity

Change-Id: I8c615ec3abffaf6ad693c93bdf569550d8f97298

1 files changed, 66 insertions, 0 deletions

diff --git a/src/com/android/launcher3/MemoryDumpActivity.java b/src/com/android/launcher3/MemoryDumpActivity.java
new file mode 100644
index 000000000..19b1c4ed1
--- /dev/null
+++ b/src/com/android/launcher3/MemoryDumpActivity.java
@@ -0,0 +1,66 @@
+package com.android.launcher3;
+
+import android.app.Activity;
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.net.Uri;
+import android.os.Build;
+import android.os.Bundle;
+import android.os.Debug;
+import android.os.Environment;
+import android.util.Log;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.ArrayList;
+
+public class MemoryDumpActivity extends Activity {
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+    }
+
+    public static void dumpHprofAndShare(final Context context) {
+        try {
+            final String path = String.format("%s/launcher-memory-%d.ahprof",
+                    Environment.getExternalStorageDirectory(),
+                    System.currentTimeMillis());
+            Log.v(Launcher.TAG, "Dumping memory info to " + path);
+
+            android.os.Debug.dumpHprofData(path); // will block
+
+            Intent shareIntent = new Intent(Intent.ACTION_SEND);
+            shareIntent.setType("application/vnd.android.bugreport");
+
+            final long pss = Debug.getPss();
+            final PackageManager pm = context.getPackageManager();
+            shareIntent.putExtra(Intent.EXTRA_SUBJECT, String.format("Launcher memory dump (PSS=%d)", pss));
+            String appVersion;
+            try {
+                appVersion = pm.getPackageInfo(context.getPackageName(), 0).versionName;
+            } catch (PackageManager.NameNotFoundException e) {
+                appVersion = "?";
+            }
+            shareIntent.putExtra(Intent.EXTRA_TEXT, String.format("App version: %s\nBuild: %s",
+                    appVersion, Build.DISPLAY));
+            shareIntent.setType("application/vnd.android.hprof");
+
+            //shareIntent.putExtra(Intent.EXTRA_TEXT, android.os.SystemProperties.get("ro.build.description"));
+
+            final File pathFile = new File(path);
+            final Uri pathUri = Uri.fromFile(pathFile);
+
+            shareIntent.putExtra(Intent.EXTRA_STREAM, pathUri);
+            context.startActivity(shareIntent);
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+
+    @Override
+    public void onStart() {
+        super.onStart();
+        dumpHprofAndShare(this);
+        finish();
+    }
+}
\ No newline at end of file