| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more contributor license |
| * agreements. See the NOTICE file distributed with this work for additional information regarding |
| * copyright ownership. The ASF licenses this file to You 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 org.apache.geode.unsafe.internal.sun.misc; |
| |
| import java.util.Objects; |
| |
| public class Signal { |
| |
| final sun.misc.Signal signal; |
| |
| public Signal(String name) { |
| signal = new sun.misc.Signal(name); |
| } |
| |
| public int getNumber() { |
| return unwrap(this).getNumber(); |
| } |
| |
| public String getName() { |
| return unwrap(this).getName(); |
| } |
| |
| @Override |
| public boolean equals(Object other) { |
| if (this == other) { |
| return true; |
| } |
| if (!(other instanceof Signal)) { |
| return false; |
| } |
| return unwrap((Signal) other).equals(unwrap(this)); |
| } |
| |
| @Override |
| public int hashCode() { |
| return unwrap(this).hashCode(); |
| } |
| |
| @Override |
| public String toString() { |
| return unwrap(this).toString(); |
| } |
| |
| public static synchronized SignalHandler handle(final Signal signal, |
| final SignalHandler signalHandler) throws IllegalArgumentException { |
| Objects.requireNonNull(signal); |
| Objects.requireNonNull(signalHandler); |
| return wrap(sun.misc.Signal.handle(unwrap(signal), wrap(signalHandler))); |
| } |
| |
| public static void raise(Signal signal) throws IllegalArgumentException { |
| Objects.requireNonNull(signal); |
| sun.misc.Signal.raise(unwrap(signal)); |
| } |
| |
| private static sun.misc.SignalHandler wrap(final SignalHandler signalHandler) { |
| if (signalHandler instanceof SunSignalHandler) { |
| return ((SunSignalHandler) signalHandler).signalHandler; |
| } |
| |
| return new GeodeSignalHandler(signalHandler); |
| } |
| |
| private static Signal wrap(final sun.misc.Signal signal) { |
| return new Signal(signal.getName()); |
| } |
| |
| private static sun.misc.Signal unwrap(final Signal signal) { |
| return signal.signal; |
| } |
| |
| private static SignalHandler wrap(final sun.misc.SignalHandler signalHandler) { |
| if (signalHandler == sun.misc.SignalHandler.SIG_DFL) { |
| return SignalHandler.SIG_DFL; |
| } |
| |
| if (signalHandler == sun.misc.SignalHandler.SIG_IGN) { |
| return SignalHandler.SIG_IGN; |
| } |
| |
| if (signalHandler instanceof GeodeSignalHandler) { |
| return ((GeodeSignalHandler) signalHandler).signalHandler; |
| } |
| |
| return new SunSignalHandler(signalHandler); |
| } |
| |
| private static class GeodeSignalHandler implements sun.misc.SignalHandler { |
| private final SignalHandler signalHandler; |
| |
| GeodeSignalHandler(final SignalHandler signalHandler) { |
| this.signalHandler = signalHandler; |
| } |
| |
| @Override |
| public void handle(final sun.misc.Signal signal) { |
| signalHandler.handle(wrap(signal)); |
| } |
| } |
| |
| static class SunSignalHandler implements SignalHandler { |
| final sun.misc.SignalHandler signalHandler; |
| |
| SunSignalHandler(final sun.misc.SignalHandler signalHandler) { |
| this.signalHandler = signalHandler; |
| } |
| |
| @Override |
| public void handle(final Signal signal) { |
| signalHandler.handle(unwrap(signal)); |
| } |
| } |
| } |