1 /* 2 * Copyright (C) 2011 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package libcore.io; 18 19 import android.compat.annotation.UnsupportedAppUsage; 20 import java.io.FileDescriptor; 21 import libcore.api.IntraCoreApi; 22 23 /** 24 * Implements interruption of threads blocked in I/O system calls. 25 * 26 * @hide 27 */ 28 @IntraCoreApi 29 public final class AsynchronousCloseMonitor { AsynchronousCloseMonitor()30 private AsynchronousCloseMonitor() { 31 } 32 33 @UnsupportedAppUsage 34 @IntraCoreApi signalBlockedThreads(FileDescriptor fd)35 public static native void signalBlockedThreads(FileDescriptor fd); 36 } 37