001 /* 002 * Licensed to the Apache Software Foundation (ASF) under one or more contributor license 003 * agreements. See the NOTICE file distributed with this work for additional information regarding 004 * copyright ownership. The ASF licenses this file to you under the Apache License, Version 2.0 (the 005 * "License"); you may not use this file except in compliance with the License. You may obtain a 006 * copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software distributed under the License 011 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express 012 * or implied. See the License for the specific language governing permissions and limitations under 013 * the License. 014 */ 015 016 package org.apache.maven.lifecycle.internal.stub; 017 018 import org.apache.maven.lifecycle.internal.ProjectSegment; 019 020 import java.util.ArrayList; 021 import java.util.Collections; 022 import java.util.List; 023 import java.util.concurrent.Callable; 024 import java.util.concurrent.CompletionService; 025 import java.util.concurrent.Future; 026 import java.util.concurrent.FutureTask; 027 import java.util.concurrent.TimeUnit; 028 029 /** 030 * @author Kristian Rosenvold 031 */ 032 public class CompletionServiceStub 033 implements CompletionService<ProjectSegment> 034 { 035 List<FutureTask<ProjectSegment>> projectBuildFutureTasks = 036 Collections.synchronizedList( new ArrayList<FutureTask<ProjectSegment>>() ); 037 038 final boolean finishImmediately; 039 040 041 public int size() 042 { 043 return projectBuildFutureTasks.size(); 044 } 045 046 public CompletionServiceStub( boolean finishImmediately ) 047 { 048 this.finishImmediately = finishImmediately; 049 } 050 051 public Future<ProjectSegment> submit( Callable<ProjectSegment> task ) 052 { 053 FutureTask<ProjectSegment> projectBuildFutureTask = new FutureTask<ProjectSegment>( task ); 054 projectBuildFutureTasks.add( projectBuildFutureTask ); 055 if ( finishImmediately ) 056 { 057 projectBuildFutureTask.run(); 058 } 059 return projectBuildFutureTask; 060 } 061 062 public Future<ProjectSegment> submit( Runnable task, ProjectSegment result ) 063 { 064 FutureTask<ProjectSegment> projectBuildFutureTask = new FutureTask<ProjectSegment>( task, result ); 065 projectBuildFutureTasks.add( projectBuildFutureTask ); 066 if ( finishImmediately ) 067 { 068 projectBuildFutureTask.run(); 069 } 070 return projectBuildFutureTask; 071 } 072 073 public Future<ProjectSegment> take() 074 throws InterruptedException 075 { 076 return null; 077 } 078 079 public Future<ProjectSegment> poll() 080 { 081 return null; 082 } 083 084 public Future<ProjectSegment> poll( long timeout, TimeUnit unit ) 085 throws InterruptedException 086 { 087 return null; 088 } 089 }