| /******************************************************************************* |
| * Copyright (c) 2004, 2005 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wst.command.internal.env.common; |
| |
| import java.io.File; |
| |
| /** |
| * |
| * The class provides and easy way to build classpaths. |
| * |
| */ |
| public class ClassPath |
| { |
| private StringBuffer path = new StringBuffer(); |
| |
| /** |
| * |
| * @param newPath appends this new path to the end of the classpath. |
| */ |
| public void appendPath( String newPath ) |
| { |
| // No value to put on path, so just return |
| if( newPath.equals( "" ) ) return; |
| |
| // If this is the first path in the string then we don't need a path |
| // separator. |
| if( path.length() == 0 ) |
| { |
| path.append( newPath ); |
| } |
| else |
| { |
| path.append( File.pathSeparatorChar + newPath ); |
| } |
| } |
| |
| /** |
| * This method appends all jar and zip files in a particular directory to |
| * the classpath. |
| * |
| * @param directory specifies a directory contains jar and zip files. |
| */ |
| public void appendDir( String directory ) |
| { |
| File dir = new File( directory ); |
| |
| if( !dir.isDirectory() ) return; |
| |
| File[] files = dir.listFiles(); |
| |
| for( int index = 0; index < files.length; index++ ) |
| { |
| File file = files[index]; |
| String name = file.getName(); |
| |
| if( file.isFile() && |
| ( name.endsWith( ".jar" ) || |
| name.endsWith( ".zip" ) ) ) |
| { |
| appendPath( file.getAbsolutePath() ); |
| } |
| |
| } |
| } |
| |
| /** |
| * |
| * @param newPath appends a new classpath to the end of this classpath. |
| */ |
| public void appendPath( ClassPath newPath ) |
| { |
| appendPath( newPath.path.toString() ); |
| } |
| |
| /** |
| * @return returns the full string classpath with separators. |
| */ |
| public String toString() |
| { |
| return path.toString(); |
| } |
| } |