1f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project/* Copyright (C) 2003 Vladimir Roubtsov. All rights reserved. 2f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * 3f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * This program and the accompanying materials are made available under 4f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * the terms of the Common Public License v1.0 which accompanies this distribution, 5f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * and is available at http://www.eclipse.org/legal/cpl-v10.html 6f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * 7f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * $Id: NestedTask.java,v 1.1.1.1.2.1 2004/07/08 10:52:10 vlad_r Exp $ 8f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project */ 9f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Projectpackage com.vladium.emma.ant; 10f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 11f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Projectimport com.vladium.util.IProperties; 12f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 13f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project// ---------------------------------------------------------------------------- 14f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project/** 15f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * @author Vlad Roubtsov, (C) 2003 16f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project */ 17f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Projectpublic 18f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Projectabstract class NestedTask extends SuppressableTask 19f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project{ 20f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project // public: ................................................................ 21f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 22f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project // protected: ............................................................. 23f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 24f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 25f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project protected NestedTask (final SuppressableTask parent) 26f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project { 27f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project if (parent == null) 28f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project throw new IllegalArgumentException ("null input: parent"); 29f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 30f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project m_parent = parent; 31f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project } 32f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 33f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project /** 34f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * Overrides {@link SuppressableTask#getTaskSettings()} to mix in parent 35f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * task settings as the base settings. 36f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project */ 37f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project protected final IProperties getTaskSettings () 38f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project { 39f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project final IProperties parentSettings = m_parent != null 40f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project ? m_parent.getTaskSettings () 41f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project : null; 42f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 43f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project final IProperties taskOverrides = super.getTaskSettings (); 44f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 45f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project // task settings are always more specific than parent settings, but attention 46f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project // needs to be paid to horizontal inheritance: 47f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 48f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project if (parentSettings == null) 49f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project return taskOverrides; 50f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project else 51f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project { 52f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project final IProperties settings = IProperties.Factory.combine (taskOverrides, parentSettings); 53f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 54f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project return settings; 55f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project } 56f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project } 57f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 58f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 59f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project protected final SuppressableTask m_parent; 60f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 61f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project // package: ............................................................... 62f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 63f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project // private: ............................................................... 64f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 65f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project} // end of class 66f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project// ----------------------------------------------------------------------------