| /******************************************************************************* |
| * Copyright (c) 2008, 2010 VMware Inc. |
| * 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: |
| * VMware Inc. - initial contribution |
| *******************************************************************************/ |
| |
| package org.eclipse.virgo.bundlor.support.classpath; |
| |
| import java.io.File; |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.eclipse.virgo.bundlor.ClassPath; |
| import org.eclipse.virgo.bundlor.ClassPathEntry; |
| |
| final class FileSystemClassPath implements ClassPath { |
| |
| private final File classPathRoot; |
| |
| public FileSystemClassPath(File classPathRoot) { |
| this.classPathRoot = classPathRoot; |
| } |
| |
| public ClassPathEntry getEntry(String name) { |
| File file = new File(classPathRoot, name); |
| if (file.exists()) { |
| return new FileSystemClassPathEntry(this.classPathRoot, file); |
| } |
| return null; |
| } |
| |
| public Iterator<ClassPathEntry> iterator() { |
| return new FileSystemClassPathIterator(this.classPathRoot); |
| } |
| |
| public void close() { |
| // Nothing to close |
| } |
| |
| public String toString() { |
| return classPathRoot.getAbsolutePath(); |
| } |
| |
| private static class FileSystemClassPathIterator implements Iterator<ClassPathEntry> { |
| |
| private final Iterator<ClassPathEntry> fileSystemIterator; |
| |
| public FileSystemClassPathIterator(File root) { |
| List<ClassPathEntry> entries = new ArrayList<ClassPathEntry>(); |
| enumerateEntries(root, root, entries); |
| this.fileSystemIterator = entries.iterator(); |
| } |
| |
| public boolean hasNext() { |
| return fileSystemIterator.hasNext(); |
| } |
| |
| public ClassPathEntry next() { |
| return fileSystemIterator.next(); |
| } |
| |
| public void remove() { |
| throw new UnsupportedOperationException(); |
| } |
| |
| private void enumerateEntries(File root, File orignalRootPath, List<ClassPathEntry> entries) { |
| for (File file : root.listFiles()) { |
| if (file.isDirectory()) { |
| enumerateEntries(file, orignalRootPath, entries); |
| } else { |
| String name = file.getAbsolutePath().substring(orignalRootPath.getAbsolutePath().length()); |
| name = normalizeWindowsPaths(name); |
| name = normalizeRootPaths(name); |
| entries.add(new FileSystemClassPathEntry(orignalRootPath, file)); |
| } |
| } |
| } |
| |
| private String normalizeWindowsPaths(String name) { |
| return name.replace('\\', '/'); |
| } |
| |
| private String normalizeRootPaths(String name) { |
| if (name.startsWith("/")) { |
| return name.substring(1); |
| } |
| return name; |
| } |
| } |
| } |