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Diffstat (limited to 'java/broker/src/main/java/org/apache/qpid/server/signal/SignalHandlerTask.java')
-rw-r--r--java/broker/src/main/java/org/apache/qpid/server/signal/SignalHandlerTask.java89
1 files changed, 0 insertions, 89 deletions
diff --git a/java/broker/src/main/java/org/apache/qpid/server/signal/SignalHandlerTask.java b/java/broker/src/main/java/org/apache/qpid/server/signal/SignalHandlerTask.java
deleted file mode 100644
index bdcfd86f82..0000000000
--- a/java/broker/src/main/java/org/apache/qpid/server/signal/SignalHandlerTask.java
+++ /dev/null
@@ -1,89 +0,0 @@
-/*
- *
- * 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.qpid.server.signal;
-
-import org.apache.log4j.Logger;
-
-import java.lang.reflect.Constructor;
-import java.lang.reflect.InvocationHandler;
-import java.lang.reflect.Method;
-import java.lang.reflect.Proxy;
-
-public abstract class SignalHandlerTask
-{
- private static final Logger LOGGER = Logger.getLogger(SignalHandlerTask.class);
-
- private static final String HANDLE_METHOD = "handle";
- private static final String SUN_MISC_SIGNAL_CLASS = "sun.misc.Signal";
- private static final String SUN_MISC_SIGNAL_HANDLER_CLASS = "sun.misc.SignalHandler";
-
- public boolean register(final String signalName)
- {
- try
- {
- //try to load the signal handling classes
- Class<?> signalClazz = Class.forName(SUN_MISC_SIGNAL_CLASS);
- Class<?> handlerClazz = Class.forName(SUN_MISC_SIGNAL_HANDLER_CLASS);
-
- //create an InvocationHandler that just executes the SignalHandlerTask
- InvocationHandler invoker = new InvocationHandler()
- {
- public Object invoke(Object proxy, Method method, Object[] args) throws Throwable
- {
- handle();
-
- return null;
- }
- };
-
- //create a dynamic proxy implementing SignalHandler
- Object handler = Proxy.newProxyInstance(handlerClazz.getClassLoader(), new Class[]{handlerClazz}, invoker);
-
- //create the Signal to handle
- Constructor<?> signalConstructor = signalClazz.getConstructor(String.class);
- Object signal = signalConstructor.newInstance(signalName);
-
- //invoke the Signal.handle(signal, handler) method
- Method handleMethod = signalClazz.getMethod(HANDLE_METHOD, signalClazz, handlerClazz);
- handleMethod.invoke(null, signal, handler);
- }
- catch (Exception e)
- {
- LOGGER.debug("Unable to register handler for Signal " + signalName + " due to exception: " + e, e);
- return false;
- }
-
- return true;
- }
-
- public abstract void handle();
-
- public static String getPlatformDescription()
- {
- String name = System.getProperty("os.name");
- String osVer = System.getProperty("os.version");
- String jvmVendor = System.getProperty("java.vm.vendor");
- String jvmName = System.getProperty("java.vm.name");
- String javaRuntimeVer = System.getProperty("java.runtime.version");
-
- return "OS: " + name + " " + osVer + ", JVM:" + jvmVendor + " " + jvmName + " " + javaRuntimeVer;
- }
-}