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Posted to dev@turbine.apache.org by jv...@apache.org on 2002/03/11 20:52:47 UTC
cvs commit: jakarta-turbine-maven/src/java/org/apache/maven ProjectResolver.java
jvanzyl 02/03/11 11:52:47
Added: src/java/org/apache/maven ProjectResolver.java
Log:
Tool that will look at a JAR file and determine what projects the
JAR is dependent on. Will be used in conjunction with project descriptor
generation.
Revision Changes Path
1.1 jakarta-turbine-maven/src/java/org/apache/maven/ProjectResolver.java
Index: ProjectResolver.java
===================================================================
package org.apache.maven;
/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2001 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Apache" and "Apache Software Foundation" and
* "Apache Maven" must not be used to endorse or promote products
* derived from this software without prior written permission. For
* written permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache",
* "Apache Maven", nor may "Apache" appear in their name, without
* prior written permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
import java.io.File;
import java.io.InputStream;
import java.util.Iterator;
import java.util.List;
import java.util.LinkedList;
import java.util.jar.JarFile;
import java.util.jar.JarEntry;
import java.util.Map;
import java.util.StringTokenizer;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.apache.maven.util.JarUtil;
import org.apache.maven.importscrubber.ClassParserWrapper;
import org.apache.maven.importscrubber.TreeMapListener;
public class ProjectResolver
{
private File file;
private TreeMapListener treeMapListener;
private List packageReferences;
private List packageExcludes;
public ProjectResolver()
{
packageReferences = new LinkedList();
packageExcludes = new LinkedList();
}
public void setPackageExcludes(String packageExcludesList)
{
StringTokenizer st = new StringTokenizer(packageExcludesList,",");
while (st.hasMoreTokens())
{
String packageExclude = st.nextToken();
packageExcludes.add(packageExclude);
}
}
public void setFile(File file)
{
System.out.println("setting file: " + file);
this.file = file;
}
public List getPackageReferences()
{
return packageReferences;
}
public void resolveDependencies()
{
JarFile jarFile = null;
treeMapListener = null;
try
{
jarFile = new JarFile(file);
treeMapListener = new TreeMapListener();
List classEntries = JarUtil.getClassEntries(jarFile);
for (Iterator i = classEntries.iterator(); i.hasNext();)
{
JarEntry jarEntry = (JarEntry) i.next();
InputStream classInputStream = jarFile.getInputStream(jarEntry);
ClassParserWrapper.parse(classInputStream, treeMapListener);
}
jarFile.close();
Map map = treeMapListener.getTreeMap();
for (Iterator i = map.keySet().iterator(); i.hasNext();)
{
String classReference = (String) i.next();
// Don't care about internal classes or classes
// that don't belong to a real package.
if (classReference.indexOf("$") < 0)
{
boolean includePackage = true;
for (Iterator j = packageExcludes.iterator(); j.hasNext();)
{
String packageExclude = (String) j.next();
if (classReference.startsWith(packageExclude))
{
includePackage = false;
break;
}
}
if (includePackage)
{
packageReferences.add(map.get(classReference));
}
}
}
}
catch (Exception e)
{
e.printStackTrace();
}
}
public static void main(String[] args)
{
BytecodeDependencyResolver bdr = new BytecodeDependencyResolver();
bdr.setFile(new File(args[0]));
bdr.setPackageExcludes(args[1]);
bdr.resolveDependencies();
List packageReferences = bdr.getPackageReferences();
for (Iterator i = packageReferences.iterator(); i.hasNext();)
{
System.out.println(i.next());
}
}
}
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