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nl.toolforge.karma.core.cmd.util.BuildUtil	0%	0%

1		/*
2		Karma core - Core of the Karma application
3		Copyright (C) 2004 Toolforge <www.toolforge.nl>
4
5		This library is free software; you can redistribute it and/or
6		modify it under the terms of the GNU Lesser General Public
7		License as published by the Free Software Foundation; either
8		version 2.1 of the License, or (at your option) any later version.
9
10		This library is distributed in the hope that it will be useful,
11		but WITHOUT ANY WARRANTY; without even the implied warranty of
12		MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13		Lesser General Public License for more details.
14
15		You should have received a copy of the GNU Lesser General Public
16		License along with this library; if not, write to the Free Software
17		Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18		*/
19		package nl.toolforge.karma.core.cmd.util;
20
21		import nl.toolforge.karma.core.KarmaRuntimeException;
22		import nl.toolforge.karma.core.manifest.Manifest;
23		import nl.toolforge.karma.core.manifest.ManifestException;
24		import nl.toolforge.karma.core.module.Module;
25		import org.apache.commons.io.FileUtils;
26
27		import java.io.File;
28		import java.io.IOException;
29		import java.util.Collection;
30		import java.util.Iterator;
31
32		/**
33		* Validates a modules' dependencies by checking if the actual artifacts already exists on a local disk.
34		*
35		*
36		* @author D.A. Smedes
37		* @version $Id: BuildUtil.java,v 1.6 2004/11/10 23:53:09 asmedes Exp $
38		*/
39		public final class BuildUtil {
40
41		// todo MOVE TO AbstractBuildCommand after ample consideration ...
42
43		// private static final String DEFAULT_BUILD_DIR = "build";
44
45	0	private Manifest currentManifest = null;
46
47	0	public BuildUtil(Manifest currentManifest) {
48	0	this.currentManifest = currentManifest;
49	0	}
50
51		/**
52		* Cleans a modules' dependencies, by (recursively) traversing all modules that depend on <code>module</code> and
53		* cleaning their <code>build</code>-directories.
54		*
55		* @param module The (root)-module for which dependencies should be cleaned.
56		* //@param modules All modules that have a dependency on <code>module</code>.
57		*/
58		public void cleanDependencies(Module module) throws ManifestException {
59
60		// todo proper exception handling --> CommandException ????
61
62		// Get all modules that depend on this module.
63		//
64	0	Collection interDeps = currentManifest.getModuleInterdependencies(module);
65
66	0	for (Iterator i = interDeps.iterator(); i.hasNext();) {
67
68	0	Module dep = (Module) i.next();
69
70	0	if (currentManclass="keyword">ifest.getInterdependencies().containsKey(dep.getName())) {
71	0	cleanDependencies(dep);
72		}
73		// No interdependencies found for the dependency, so we remove its build-directory.
74		//
75		try {
76	0	File buildDir = new File(currentManifest.getBuildBaseDirectory(), dep.getName());
77
78	0	FileUtils.deleteDirectory(buildDir);
79
80	0	} catch (IOException e) {
81	0	throw new KarmaRuntimeException(e.getMessage());
82	0	}
83		}
84	0	}
85
86		}

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