1 /* 2 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 25 26 package jdk.tools.jaotc.collect.directory; 27 28 import jdk.tools.jaotc.collect.ClassSource; 29 import jdk.tools.jaotc.collect.FileSupport; 30 import jdk.tools.jaotc.collect.SearchPath; 31 import jdk.tools.jaotc.collect.SourceProvider; 32 33 import java.net.MalformedURLException; 34 import java.nio.file.FileSystem; 35 import java.nio.file.FileSystems; 36 import java.nio.file.Path; 37 38 public final class DirectorySourceProvider implements SourceProvider { 39 private final FileSupport fileSupport; 40 private final FileSystem fileSystem; 41 public static final String TYPE = "directory"; 42 43 public DirectorySourceProvider(FileSupport fileSupport) { 44 this.fileSupport = fileSupport; 45 fileSystem = FileSystems.getDefault(); 46 } 47 48 @Override 49 public ClassSource findSource(String name, SearchPath searchPath) { 50 Path directoryPath = fileSystem.getPath(name); 51 52 if (!fileSupport.exists(directoryPath)) { 53 return null; 54 } 55 if (!fileSupport.isDirectory(directoryPath)) { 56 return null; 57 } 58 59 try { 60 ClassLoader classLoader = fileSupport.createClassLoader(directoryPath); 61 return new DirectorySource(directoryPath, classLoader); 62 } catch (MalformedURLException e) { 63 return null; 64 } 65 } 66 67 @Override 68 public boolean supports(String type) { 69 return TYPE.equals(type); 70 } 71 }