8145214: Remove sun.misc.Request and RequestProcessor
authorchegar
Mon, 14 Dec 2015 19:30:13 +0000
changeset 34688 fcd988599d9a
parent 34687 d302ed125dc9
child 34689 4b5bf9f960c8
8145214: Remove sun.misc.Request and RequestProcessor Reviewed-by: alanb, mchung, rriggs
jdk/src/java.base/share/classes/sun/misc/Request.java
jdk/src/java.base/share/classes/sun/misc/RequestProcessor.java
--- a/jdk/src/java.base/share/classes/sun/misc/Request.java	Mon Dec 14 19:24:33 2015 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,41 +0,0 @@
-/*
- * Copyright (c) 1996, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.  Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-package sun.misc;
-
-/**
- * Requests are functor objects; that is, they provide part of the mechanism
- * for deferred function application.
- *
- * @author      Steven B. Byrne
- */
-
-public abstract class Request {
-    /**
-     * The main task of the Request object is to be exectuted from a request
-     * queue.
-     */
-    public abstract void execute();
-}
--- a/jdk/src/java.base/share/classes/sun/misc/RequestProcessor.java	Mon Dec 14 19:24:33 2015 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,96 +0,0 @@
-/*
- * Copyright (c) 1996, 2011, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.  Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-package sun.misc;
-
-/**
- * The request processor allows functors (Request instances) to be created
- * in arbitrary threads, and to be posted for execution in a non-restricted
- * thread.
- *
- * @author      Steven B. Byrne
- */
-
-
-public class RequestProcessor implements Runnable {
-
-    private static Queue<Request> requestQueue;
-    private static Thread dispatcher;
-
-    /**
-     * Queues a Request instance for execution by the request procesor
-     * thread.
-     */
-    public static void postRequest(Request req) {
-        lazyInitialize();
-        requestQueue.enqueue(req);
-    }
-
-    /**
-     * Process requests as they are queued.
-     */
-    public void run() {
-        lazyInitialize();
-        while (true) {
-            try {
-                Request req = requestQueue.dequeue();
-                try {
-                    req.execute();
-                } catch (Throwable t) {
-                    // do nothing at the moment...maybe report an error
-                    // in the future
-                }
-            } catch (InterruptedException e) {
-                // do nothing at the present time.
-            }
-        }
-    }
-
-
-    /**
-     * This method initiates the request processor thread.  It is safe
-     * to call it after the thread has been started.  It provides a way for
-     * clients to deliberately control the context in which the request
-     * processor thread is created
-     */
-    public static synchronized void startProcessing() {
-        if (dispatcher == null) {
-            dispatcher = new ManagedLocalsThread(new RequestProcessor(), "Request Processor");
-            dispatcher.setPriority(Thread.NORM_PRIORITY + 2);
-            dispatcher.start();
-        }
-    }
-
-
-    /**
-     * This method performs lazy initialization.
-     */
-    private static synchronized void lazyInitialize() {
-        if (requestQueue == null) {
-            requestQueue = new Queue<Request>();
-        }
-    }
-
-}