1 /*
2 * JBoss, Home of Professional Open Source.
3 * Copyright 2017 Red Hat, Inc., and individual contributors
4 * as indicated by the @author tags.
5 *
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18
19 package org.jboss.threads;
20
21 class ContextClassLoaderSavingRunnable implements Runnable {
22
23 private final ClassLoader loader;
24 private final Runnable delegate;
25
26 ContextClassLoaderSavingRunnable(final ClassLoader loader, final Runnable delegate) {
27 this.loader = loader;
28 this.delegate = delegate;
29 }
30
31 public void run() {
32 final Thread currentThread = Thread.currentThread();
33 final ClassLoader old = JBossExecutors.getAndSetContextClassLoader(currentThread, loader);
34 try {
35 delegate.run();
36 } finally {
37 JBossExecutors.setContextClassLoader(currentThread, old);
38 }
39 }
40
41 public String toString() {
42 return "Context class loader saving " + delegate.toString();
43 }
44 }
45