001package ball.util.ant.taskdefs; 002/*- 003 * ########################################################################## 004 * Utilities 005 * $Id: ConfigurableAntTask.java 5285 2020-02-05 04:23:21Z ball $ 006 * $HeadURL: svn+ssh://svn.hcf.dev/var/spool/scm/repository.svn/ball-util/trunk/src/main/java/ball/util/ant/taskdefs/ConfigurableAntTask.java $ 007 * %% 008 * Copyright (C) 2008 - 2020 Allen D. Ball 009 * %% 010 * Licensed under the Apache License, Version 2.0 (the "License"); 011 * you may not use this file except in compliance with the License. 012 * You may obtain a copy of the License at 013 * 014 * http://www.apache.org/licenses/LICENSE-2.0 015 * 016 * Unless required by applicable law or agreed to in writing, software 017 * distributed under the License is distributed on an "AS IS" BASIS, 018 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 019 * See the License for the specific language governing permissions and 020 * limitations under the License. 021 * ########################################################################## 022 */ 023import ball.util.PropertiesImpl; 024import org.apache.tools.ant.BuildException; 025import org.apache.tools.ant.Task; 026 027/** 028 * Provides default {@link Task#init()} method to initialize {@link Task} 029 * attributes from project properties. 030 * 031 * @author {@link.uri mailto:ball@hcf.dev Allen D. Ball} 032 * @version $Revision: 5285 $ 033 */ 034public interface ConfigurableAntTask extends AntTaskMixIn { 035 036 /** 037 * Default implementation for {@link Task} subclasses. 038 */ 039 default void init() throws BuildException { configure(); } 040 041 /** 042 * Default method to configure {@link Task} attributes. 043 */ 044 default void configure() throws BuildException { 045 try { 046 PropertiesImpl properties = new PropertiesImpl(); 047 048 properties.putAll(((Task) this).getProject().getProperties()); 049 properties.keySet() 050 .removeAll(((Task) this).getRuntimeConfigurableWrapper() 051 .getAttributeMap().keySet()); 052 properties.configure(this); 053 } catch (BuildException exception) { 054 throw exception; 055 } catch (RuntimeException exception) { 056 throw exception; 057 } catch (Exception exception) { 058 throw new BuildException(exception); 059 } 060 } 061}