| /* |
| * Copyright (c) 2010-2014, Paul Merlin. |
| * Copyright (c) 2012, Niclas Hedhman. |
| * |
| * Licensed 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.qi4j.library.scheduler; |
| |
| import java.util.concurrent.RejectedExecutionHandler; |
| import java.util.concurrent.ThreadPoolExecutor; |
| import java.util.concurrent.atomic.AtomicInteger; |
| import org.qi4j.api.entity.Identity; |
| import org.qi4j.api.injection.scope.This; |
| import org.qi4j.api.mixin.Mixins; |
| import org.qi4j.api.service.ServiceActivation; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| @Mixins( { SchedulerMixin.class, SchedulerService.ThreadFactory.class, SchedulerService.RejectionHandler.class } ) |
| public interface SchedulerService |
| extends Scheduler, ServiceActivation, Identity |
| { |
| class RejectionHandler |
| implements RejectedExecutionHandler |
| { |
| private static final Logger LOGGER = LoggerFactory.getLogger( SchedulerService.class ); |
| |
| @Override |
| public void rejectedExecution( Runnable r, ThreadPoolExecutor executor ) |
| { |
| LOGGER.error( "Runnable [" + r + "] was rejected by executor [" + executor + "]" ); |
| } |
| } |
| |
| class ThreadFactory |
| implements java.util.concurrent.ThreadFactory |
| { |
| private static final AtomicInteger POOL_NUMBER = new AtomicInteger( 1 ); |
| private final ThreadGroup group; |
| private final AtomicInteger threadNumber = new AtomicInteger( 1 ); |
| private final String namePrefix; |
| |
| protected ThreadFactory( @This SchedulerService me ) |
| { |
| SecurityManager sm = System.getSecurityManager(); |
| group = ( sm != null ) ? sm.getThreadGroup() : Thread.currentThread().getThreadGroup(); |
| namePrefix = me.identity().get() + "-P" + POOL_NUMBER.getAndIncrement() + "W"; |
| } |
| |
| @Override |
| public Thread newThread( Runnable runnable ) |
| { |
| Thread thread = new Thread( group, runnable, namePrefix + threadNumber.getAndIncrement(), 0 ); |
| if( thread.isDaemon() ) |
| { |
| thread.setDaemon( false ); |
| } |
| if( thread.getPriority() != Thread.NORM_PRIORITY ) |
| { |
| thread.setPriority( Thread.NORM_PRIORITY ); |
| } |
| return thread; |
| } |
| } |
| |
| } |