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 */
23package jdk.tools.jaotc.collect.classname;
24
25import jdk.tools.jaotc.collect.ClassSource;
26import jdk.tools.jaotc.collect.FileSupport;
27import jdk.tools.jaotc.collect.SearchPath;
28import jdk.tools.jaotc.collect.SourceProvider;
29
30import java.nio.file.Path;
31import java.nio.file.Paths;
32
33public class ClassNameSourceProvider implements SourceProvider {
34    public final static String TYPE = "class";
35    private final ClassLoader classLoader;
36
37    public ClassNameSourceProvider(FileSupport fileSupport) {
38        String classPath = System.getProperty("java.class.path");
39        ClassLoader systemClassLoader = ClassLoader.getSystemClassLoader();
40        if (classPath != null && !classPath.isEmpty()) {
41            classLoader = systemClassLoader;
42        } else {
43            Path path = Paths.get(".").toAbsolutePath();
44            classLoader = fileSupport.createClassLoader(path, systemClassLoader);
45        }
46    }
47
48    @Override
49    public ClassSource findSource(String name, SearchPath searchPath) {
50        Path path = Paths.get(name);
51        if (ClassSource.pathIsClassFile(path)) {
52            name = ClassSource.makeClassName(path);
53        }
54        try {
55            classLoader.loadClass(name);
56            return new ClassNameSource(name, classLoader);
57        } catch (ClassNotFoundException e) {
58            return null;
59        }
60    }
61
62    @Override
63    public boolean supports(String type) {
64        return TYPE.equals(type);
65    }
66}
67