Merge "Delete NetworkManagementSocketTagger." am: c2d8b9b074 am: b12be450bb am: 1c1d3ae997

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1967419

Change-Id: I45902e654b93e66b1bcec8d4b12eb758b5a0a245
diff --git a/packages/ConnectivityT/framework-t/src/com/android/server/NetworkManagementSocketTagger.java b/packages/ConnectivityT/framework-t/src/com/android/server/NetworkManagementSocketTagger.java
deleted file mode 100644
index 8aca1d6..0000000
--- a/packages/ConnectivityT/framework-t/src/com/android/server/NetworkManagementSocketTagger.java
+++ /dev/null
@@ -1,116 +0,0 @@
-/*
- * Copyright (C) 2011 The Android Open Source Project
- *
- * Licensed 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.
- */
-
-package com.android.server;
-
-import android.os.StrictMode;
-import android.util.Log;
-
-import dalvik.system.SocketTagger;
-
-import java.io.FileDescriptor;
-import java.net.SocketException;
-
-/**
- * Assigns tags to sockets for traffic stats.
- * @hide
- */
-public final class NetworkManagementSocketTagger extends SocketTagger {
-    private static final String TAG = "NetworkManagementSocketTagger";
-    private static final boolean LOGD = false;
-
-    private static ThreadLocal<SocketTags> threadSocketTags = new ThreadLocal<SocketTags>() {
-        @Override
-        protected SocketTags initialValue() {
-            return new SocketTags();
-        }
-    };
-
-    public static void install() {
-        SocketTagger.set(new NetworkManagementSocketTagger());
-    }
-
-    public static int setThreadSocketStatsTag(int tag) {
-        final int old = threadSocketTags.get().statsTag;
-        threadSocketTags.get().statsTag = tag;
-        return old;
-    }
-
-    public static int getThreadSocketStatsTag() {
-        return threadSocketTags.get().statsTag;
-    }
-
-    public static int setThreadSocketStatsUid(int uid) {
-        final int old = threadSocketTags.get().statsUid;
-        threadSocketTags.get().statsUid = uid;
-        return old;
-    }
-
-    public static int getThreadSocketStatsUid() {
-        return threadSocketTags.get().statsUid;
-    }
-
-    @Override
-    public void tag(FileDescriptor fd) throws SocketException {
-        final SocketTags options = threadSocketTags.get();
-        if (LOGD) {
-            Log.d(TAG, "tagSocket(" + fd.getInt$() + ") with statsTag=0x"
-                    + Integer.toHexString(options.statsTag) + ", statsUid=" + options.statsUid);
-        }
-        if (options.statsTag == -1) {
-            StrictMode.noteUntaggedSocket();
-        }
-        // TODO: skip tagging when options would be no-op
-        tagSocketFd(fd, options.statsTag, options.statsUid);
-    }
-
-    private void tagSocketFd(FileDescriptor fd, int tag, int uid) {
-        if (tag == -1 && uid == -1) return;
-
-        final int errno = native_tagSocketFd(fd, tag, uid);
-        if (errno < 0) {
-            Log.i(TAG, "tagSocketFd(" + fd.getInt$() + ", "
-                    + tag + ", "
-                    + uid + ") failed with errno" + errno);
-        }
-    }
-
-    @Override
-    public void untag(FileDescriptor fd) throws SocketException {
-        if (LOGD) {
-            Log.i(TAG, "untagSocket(" + fd.getInt$() + ")");
-        }
-        unTagSocketFd(fd);
-    }
-
-    private void unTagSocketFd(FileDescriptor fd) {
-        final SocketTags options = threadSocketTags.get();
-        if (options.statsTag == -1 && options.statsUid == -1) return;
-
-        final int errno = native_untagSocketFd(fd);
-        if (errno < 0) {
-            Log.w(TAG, "untagSocket(" + fd.getInt$() + ") failed with errno " + errno);
-        }
-    }
-
-    public static class SocketTags {
-        public int statsTag = -1;
-        public int statsUid = -1;
-    }
-
-    private static native int native_tagSocketFd(FileDescriptor fd, int tag, int uid);
-    private static native int native_untagSocketFd(FileDescriptor fd);
-}