001/*
002  Copyright 2010-2016 Boxfuse GmbH
003  <p/>
004  Licensed under the Apache License, Version 2.0 (the "License");
005  you may not use this file except in compliance with the License.
006  You may obtain a copy of the License at
007  <p/>
008  http://www.apache.org/licenses/LICENSE-2.0
009  <p/>
010  Unless required by applicable law or agreed to in writing, software
011  distributed under the License is distributed on an "AS IS" BASIS,
012  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013  See the License for the specific language governing permissions and
014  limitations under the License.
015 */
016package io.avaje.classpath.scanner.internal.scanner.classpath.jboss;
017
018import io.avaje.classpath.scanner.internal.ScanLog;
019import io.avaje.classpath.scanner.internal.UrlUtils;
020import io.avaje.classpath.scanner.internal.scanner.classpath.ClassPathLocationScanner;
021import org.jboss.vfs.VFS;
022import org.jboss.vfs.VirtualFile;
023
024import java.io.IOException;
025import java.net.URL;
026import java.util.List;
027import java.util.Set;
028import java.util.TreeSet;
029
030/**
031 * ClassPathLocationScanner for JBoss VFS v3.
032 */
033public class JBossVFSv3ClassPathLocationScanner implements ClassPathLocationScanner {
034
035  public Set<String> findResourceNames(String location, URL locationUrl) throws IOException {
036    String filePath = UrlUtils.toFilePath(locationUrl);
037    String classPathRootOnDisk = filePath.substring(0, filePath.length() - location.length());
038    if (!classPathRootOnDisk.endsWith("/")) {
039      classPathRootOnDisk = classPathRootOnDisk + "/";
040    }
041    ScanLog.log.trace("scan starting on JBossVFS: {}", classPathRootOnDisk);
042    Set<String> resourceNames = new TreeSet<>();
043    List<VirtualFile> files = VFS.getChild(filePath).getChildrenRecursively(VirtualFile::isFile);
044    for (VirtualFile file : files) {
045      resourceNames.add(file.getPathName().substring(classPathRootOnDisk.length()));
046    }
047    return resourceNames;
048  }
049
050}