/hudson-core/src/main/java/hudson/model/OneOffExecutor.java
http://github.com/hudson/hudson · Java · 72 lines · 32 code · 8 blank · 32 comment · 1 complexity · 76119cf5780e1fc78a8c202e2470108d MD5 · raw file
- /*
- * The MIT License
- *
- * Copyright (c) 2004-2009, Sun Microsystems, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
- package hudson.model;
- import hudson.model.Queue.FlyweightTask;
- import hudson.model.queue.WorkUnit;
- /**
- * {@link Executor} that's temporarily added to carry out tasks that doesn't consume
- * regular executors, like a matrix project parent build.
- *
- * @author Kohsuke Kawaguchi
- * @see FlyweightTask
- */
- public class OneOffExecutor extends Executor {
- private WorkUnit work;
- public OneOffExecutor(Computer owner, WorkUnit work) {
- super(owner,-1);
- this.work = work;
- }
- public WorkUnit getWorkUnit() {
- return work;
- }
- @Override
- protected boolean shouldRun() {
- // TODO: consulting super.shouldRun() here means we'll lose the work if it gets scheduled
- // when super.shouldRun() returns false.
- return super.shouldRun() && work !=null;
- }
- @Override
- protected WorkUnit grabJob() throws InterruptedException {
- WorkUnit r = super.grabJob();
- assert r==work;
- work = null;
- return r;
- }
- @Override
- public void run() {
- try {
- super.run();
- } finally {
- owner.remove(this);
- }
- }
- }