| /* |
| * Copyright (C) 2010 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 android.os; |
| |
| import com.android.layoutlib.bridge.impl.DelegateManager; |
| import com.android.tools.layoutlib.annotations.LayoutlibDelegate; |
| import com.android.tools.layoutlib.java.System_Delegate; |
| |
| /** |
| * Delegate implementing the native methods of android.os.SystemClock |
| * |
| * Through the layoutlib_create tool, the original native methods of SystemClock have been replaced |
| * by calls to methods of the same name in this delegate class. |
| * |
| * Because it's a stateless class to start with, there's no need to keep a {@link DelegateManager} |
| * around to map int to instance of the delegate. |
| * |
| */ |
| public class SystemClock_Delegate { |
| /** |
| * Returns milliseconds since boot, not counting time spent in deep sleep. |
| * <b>Note:</b> This value may get reset occasionally (before it would |
| * otherwise wrap around). |
| * |
| * @return milliseconds of non-sleep uptime since boot. |
| */ |
| @LayoutlibDelegate |
| /*package*/ static long uptimeMillis() { |
| return System_Delegate.currentTimeMillis() - System_Delegate.bootTimeMillis(); |
| } |
| |
| /** |
| * Returns milliseconds since boot, including time spent in sleep. |
| * |
| * @return elapsed milliseconds since boot. |
| */ |
| @LayoutlibDelegate |
| /*package*/ static long elapsedRealtime() { |
| return System_Delegate.currentTimeMillis() - System_Delegate.bootTimeMillis(); |
| } |
| |
| /** |
| * Returns nanoseconds since boot, including time spent in sleep. |
| * |
| * @return elapsed nanoseconds since boot. |
| */ |
| @LayoutlibDelegate |
| /*package*/ static long elapsedRealtimeNanos() { |
| return System_Delegate.nanoTime() - System_Delegate.bootTime(); |
| } |
| |
| /** |
| * Returns milliseconds running in the current thread. |
| * |
| * @return elapsed milliseconds in the thread |
| */ |
| @LayoutlibDelegate |
| /*package*/ static long currentThreadTimeMillis() { |
| return System_Delegate.currentTimeMillis(); |
| } |
| |
| /** |
| * Returns microseconds running in the current thread. |
| * |
| * @return elapsed microseconds in the thread |
| * |
| * @hide |
| */ |
| @LayoutlibDelegate |
| /*package*/ static long currentThreadTimeMicro() { |
| return System_Delegate.currentTimeMillis() * 1000; |
| } |
| |
| /** |
| * Returns current wall time in microseconds. |
| * |
| * @return elapsed microseconds in wall time |
| * |
| * @hide |
| */ |
| @LayoutlibDelegate |
| /*package*/ static long currentTimeMicro() { |
| return elapsedRealtime() * 1000; |
| } |
| } |