ByteCodePackageSnippetFactory.java :  » Test-Coverage » NoUnit » net » firstpartners » nounit » reader » bytecode » Java Open Source

package net.firstpartners.nounit.reader.bytecode;

/**
 * Title:        NoUnit - Identify Classes that are not being unit Tested
 *
 * Copyright (C) 2001  Paul Browne , FirstPartners.net
 *
 *
 * This program is free software; you can redistribute it and/or 
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * @author Paul Browne
 * @version 0.7
 */

import java.io.IOException;
import java.util.HashSet;
import java.util.Iterator;

import net.firstpartners.nounit.reader.ISnippetFactory;
import net.firstpartners.nounit.snippet.ISnippet;
import net.firstpartners.nounit.snippet.SnippetPackage;
import net.firstpartners.nounit.snippet.Snippets;
import net.firstpartners.nounit.utility.DirectoryWalker;
import net.firstpartners.nounit.utility.NoUnitException;

/**
 * Reads Entire Packages of Files (Byte Code) and returns them as snippets
 * Package (one Directory) NOT project
 */
public class ByteCodePackageSnippetFactory extends AbstractByteCodeSnippetFactory implements ISnippetFactory {
    
    /**
     * Inner store for the current class source
     */
    private String innerStartDirectory;
    
   
    /**
     * Constructor - Get (and store) source class file
     * @param startDirectory to start reading classes from
     */
    public ByteCodePackageSnippetFactory(String startDirectory){
        innerStartDirectory = startDirectory;
    }
    
    /**
     * Get a set of (package) snippets from the current source
     * @return snippets Collection of ISnippets describing the file
     */
    public Snippets getSnippets()
    throws NoUnitException {
        
        //Local Variables
        ISnippet thisPackageSnippet;
        String thisFile;
        Iterator loopList;
        HashSet availableClasses;
        Snippets tmpSnippets;
        Snippets packageInfo ;
        Snippets classInfo = new Snippets();
        ByteCodeClassSnippetFactory myClassFactory;
        
        try {
            //Check that the directory is actually
            availableClasses = DirectoryWalker.getFiles(innerStartDirectory, ".class");
            
        } catch (IOException ie) {
            throw new NoUnitException(ie,"Could not read files from Package");
        }
        
        //Now loop through available Classes
        loopList = availableClasses.iterator();
        
        while (loopList.hasNext()) {
            
            thisFile = (String)loopList.next();
            myClassFactory = new ByteCodeClassSnippetFactory(thisFile);
            tmpSnippets = myClassFactory.getSnippets();
            classInfo.add(tmpSnippets.getCollection());
            
        }
        
        //Put all this info into one snippet Package
        thisPackageSnippet = new SnippetPackage(innerStartDirectory,classInfo);
        
        //Put into (generic) snippets collections
        packageInfo = new Snippets();
        packageInfo.add(thisPackageSnippet);
        
        return packageInfo ;
        
    }
    
    
}