1/*
2 * Copyright (c) 2006, 2015, 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 * @test
26 * @bug 6400872
27 * @summary REGRESSION:  Java Compiler cannot find jar files referenced by other
28 * @modules java.compiler
29 *          jdk.compiler
30 * @run main T6400872
31 */
32
33// ${TESTJAVA}/bin/javac -d ${TESTCLASSES} ${TESTSRC}/A.java ${TESTSRC}/B.java
34// ${TESTJAVA}/bin/jar -cfm A.jar ${TESTSRC}/A/META-INF/MANIFEST.MF -C ${TESTCLASSES} A.class
35// ${TESTJAVA}/bin/jar -cfm B.jar ${TESTSRC}/B/META-INF/MANIFEST.MF -C ${TESTCLASSES} B.class
36// ${TESTJAVA}/bin/javac -cp A.jar ${TESTSRC}/C.java
37
38import java.io.*;
39import java.nio.*;
40import java.util.*;
41import java.util.jar.*;
42import javax.tools.*;
43import javax.tools.StandardJavaFileManager.*;
44
45public class T6400872 {
46    static File testSrc = new File(System.getProperty("test.src", "."));
47    static File testClasses = new File(System.getProperty("test.classes", "."));
48
49    public static void main(String... args) throws Exception {
50        // compile A.java and B.java
51        compile(testClasses, null, new File(testSrc, "A.java"), new File(testSrc, "B.java"));
52        // put them in mutually referential class files
53        jar(new File("A.jar"), iterable(new File(".", "B.jar")), testClasses, new File("A.class"));
54        jar(new File("B.jar"), iterable(new File(".", "A.jar")), testClasses, new File("B.class"));
55        // verify we can successfully use the class path entries in the jar files
56        compile(new File("."), iterable(new File("A.jar")), new File(testSrc, "C.java"));
57    }
58
59    static void compile(File classOutDir, Iterable<File> classPath, File... files)
60                throws IOException {
61        System.err.println("compile...");
62        JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
63        try (StandardJavaFileManager fm = compiler.getStandardFileManager(null, null, null)) {
64            Iterable<? extends JavaFileObject> fileObjects =
65                fm.getJavaFileObjectsFromFiles(Arrays.asList(files));
66
67            List<String> options = new ArrayList<String>();
68            if (classOutDir != null) {
69                options.add("-d");
70                options.add(classOutDir.getPath());
71            }
72            if (classPath != null) {
73                options.add("-classpath");
74                options.add(join(classPath, File.pathSeparator));
75            }
76            options.add("-verbose");
77
78            JavaCompiler.CompilationTask task =
79                compiler.getTask(null, fm, null, options, null, fileObjects);
80            if (!task.call())
81                throw new AssertionError("compilation failed");
82        }
83    }
84
85    static void jar(File jar, Iterable<File> classPath, File base, File... files)
86            throws IOException {
87        System.err.println("jar...");
88        Manifest m = new Manifest();
89        if (classPath != null) {
90            Attributes mainAttrs = m.getMainAttributes();
91            mainAttrs.put(Attributes.Name.MANIFEST_VERSION, "1.0");
92            mainAttrs.put(Attributes.Name.CLASS_PATH, join(classPath, " "));
93        }
94        OutputStream out = new BufferedOutputStream(new FileOutputStream(jar));
95        JarOutputStream j = new JarOutputStream(out, m);
96        add(j, base, files);
97        j.close();
98    }
99
100    static void add(JarOutputStream j, File base, File... files) throws IOException {
101        if (files == null)
102            return;
103
104        for (File f: files)
105            add(j, base, f);
106    }
107
108    static void add(JarOutputStream j, File base, File file) throws IOException {
109        File f = new File(base, file.getPath());
110        if (f.isDirectory()) {
111            String[] children = f.list();
112            if (children != null)
113                for (String c: children)
114                    add(j, base, new File(file, c));
115        } else {
116            JarEntry e = new JarEntry(file.getPath());
117            e.setSize(f.length());
118            j.putNextEntry(e);
119            j.write(read(f));
120            j.closeEntry();
121        }
122
123    }
124
125    static byte[] read(File f) throws IOException {
126        byte[] buf = new byte[(int) f.length()];
127        BufferedInputStream in = new BufferedInputStream(new FileInputStream(f));
128        int offset = 0;
129        while (offset < buf.length) {
130            int n = in.read(buf, offset, buf.length - offset);
131            if (n < 0)
132                throw new EOFException();
133            offset += n;
134        }
135        return buf;
136    }
137
138    static <T> Iterable<T> iterable(T single) {
139        return Collections.singleton(single);
140    }
141
142    static <T> String join(Iterable<T> iter, String sep) {
143        StringBuilder p = new StringBuilder();
144        for (T t: iter) {
145            if (p.length() > 0)
146                p.append(' ');
147            p.append(t);
148        }
149        return p.toString();
150    }
151}
152