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Commit d16b1258 authored by Jeff Sharkey's avatar Jeff Sharkey
Browse files

Add optional logging to investigate URI grants. 

Developers are seeing odd reports of URI permission grants
disappearing unexpectedly.  This optional logging can be enabled to
show exactly where granting/revoking is happening.

Bug: 30978171
Change-Id: I8a5a976f42d4b71270e69c5597dfcb5d89e18848
parent 5426dc13

services/core/java/com/android/server/am/UriPermission.java

+10 −0
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ package com.android.server.am; 
import android.content.Intent;

import android.os.UserHandle;

import android.util.ArraySet;

import android.util.Log;

import android.util.Slog;



import com.android.server.am.ActivityManagerService.GrantUri;
@@ -93,7 +94,16 @@ final class UriPermission { 
    }



    private void updateModeFlags() {

        final int oldModeFlags = modeFlags;

        modeFlags = ownedModeFlags | globalModeFlags | persistableModeFlags | persistedModeFlags;



        if (Log.isLoggable(TAG, Log.VERBOSE) && (modeFlags != oldModeFlags)) {

            Slog.d(TAG,

                    "Permission for " + targetPkg + " to " + uri + " is changing from 0x"

                            + Integer.toHexString(oldModeFlags) + " to 0x"

                            + Integer.toHexString(modeFlags),

                    new Throwable());

        }

    }



    /**