Tue, 02 Feb 2010 10:56:10 -0800
6918625: handle annotations on array class literals
Reviewed-by: jjg, darcy
Contributed-by: mali@csail.mit.edu, mernst@cs.washington.edu
1 /*
2 * Copyright 2009 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 * CA 95054 USA or visit www.sun.com if you need additional information or
21 * have any questions.
22 */
24 /*
25 * @test
26 * @bug 4241573
27 * @summary SourceFile attribute includes full path
28 */
30 import com.sun.tools.classfile.Attribute;
31 import com.sun.tools.classfile.ClassFile;
32 import com.sun.tools.classfile.SourceFile_attribute;
33 import java.io.*;
34 import java.util.*;
35 import java.util.jar.*;
37 public class T4241573 {
38 public static void main(String... args) throws Exception {
39 new T4241573().run();
40 }
42 public void run() throws Exception {
43 // Selection of files to be compiled
44 File absJar = createJar(new File("abs.jar").getAbsoluteFile(), "j.A");
45 File relJar = createJar(new File("rel.jar"), "j.R");
46 File absDir = createDir(new File("abs.dir").getAbsoluteFile(), "d.A");
47 File relDir = createDir(new File("rel.dir"), "d.R");
48 File absTestFile = writeFile(new File("AbsTest.java").getAbsoluteFile(), "class AbsTest { class Inner { } }");
49 File relTestFile = writeFile(new File("RelTest.java"), "class RelTest { class Inner { } }");
50 File relTest2File = writeFile(new File("p/RelTest2.java"), "package p; class RelTest2 { class Inner { } }");
51 // This next class references other classes that will be found on the source path
52 // and which will therefore need to be compiled as well.
53 File mainFile = writeFile(new File("Main.java"),
54 "class Main { j.A ja; j.R jr; d.A da; d.R dr; }" +
55 "");
57 String sourcePath = createPath(absJar, relJar, absDir, relDir);
58 File outDir = new File("classes");
59 outDir.mkdirs();
61 String[] args = {
62 "-sourcepath", sourcePath,
63 "-d", outDir.getPath(),
64 absTestFile.getPath(),
65 relTestFile.getPath(),
66 relTest2File.getPath(),
67 mainFile.getPath(),
68 };
69 System.err.println("compile: " + Arrays.asList(args));
70 StringWriter sw = new StringWriter();
71 PrintWriter pw = new PrintWriter(sw);
72 int rc = com.sun.tools.javac.Main.compile(args, pw);
73 pw.close();
74 if (rc != 0) {
75 System.err.println(sw.toString());
76 throw new Exception("unexpected exit from javac: " + rc);
77 }
79 Set<File> expect = getFiles(outDir,
80 "d/A.class", "d/A$Inner.class",
81 "d/R.class", "d/R$Inner.class",
82 "j/A.class", "j/A$Inner.class",
83 "j/R.class", "j/R$Inner.class",
84 "AbsTest.class", "AbsTest$Inner.class",
85 "RelTest.class", "RelTest$Inner.class",
86 "p/RelTest2.class", "p/RelTest2$Inner.class",
87 "Main.class" );
89 Set<File> found = findFiles(outDir);
91 if (!found.equals(expect)) {
92 if (found.containsAll(expect))
93 throw new Exception("unexpected files found: " + diff(found, expect));
94 else if (expect.containsAll(found))
95 throw new Exception("expected files not found: " + diff(expect, found));
96 }
98 for (File f: found)
99 verifySourceFileAttribute(f);
101 if (errors > 0)
102 throw new Exception(errors + " errors occurred");
103 }
105 /** Check the SourceFileAttribute is the simple name of the original source file. */
106 void verifySourceFileAttribute(File f) {
107 System.err.println("verify: " + f);
108 try {
109 ClassFile cf = ClassFile.read(f);
110 SourceFile_attribute sfa = (SourceFile_attribute) cf.getAttribute(Attribute.SourceFile);
111 String found = sfa.getSourceFile(cf.constant_pool);
112 String expect = f.getName().replaceAll("([$.].*)?\\.class", ".java");
113 if (!expect.equals(found)) {
114 error("bad value found: " + found + ", expected: " + expect);
115 }
116 } catch (Exception e) {
117 error("error reading " + f +": " + e);
118 }
119 }
121 /** Create a directory containing one or more files. */
122 File createDir(File dir, String... entries) throws Exception {
123 if (!dir.mkdirs())
124 throw new Exception("cannot create directories " + dir);
125 for (String e: entries) {
126 writeFile(new File(dir, getPathForEntry(e)), getBodyForEntry(e));
127 }
128 return dir;
129 }
131 /** Create a jar file containing one or more entries. */
132 File createJar(File jar, String... entries) throws IOException {
133 OutputStream out = new FileOutputStream(jar);
134 try {
135 JarOutputStream jos = new JarOutputStream(out);
136 for (String e: entries) {
137 jos.putNextEntry(new JarEntry(getPathForEntry(e)));
138 jos.write(getBodyForEntry(e).getBytes());
139 }
140 jos.close();
141 } finally {
142 out.close();
143 }
144 return jar;
145 }
147 /** Return the path for an entry given to createDir or createJar. */
148 String getPathForEntry(String e) {
149 return e.replace(".", File.separator) + ".java";
150 }
152 /** Return the body text for an entry given to createDir or createJar. */
153 String getBodyForEntry(String e) {
154 int sep = e.lastIndexOf(".");
155 String pkgName = e.substring(0, sep);
156 String className = e.substring(sep + 1);
157 return "package " + pkgName + "; public class " + className + "{ class Inner { } }";
158 }
160 /** Write a file containing the given string. Parent directories are
161 * created as needed. */
162 File writeFile(File f, String s) throws IOException {
163 if (f.getParentFile() != null)
164 f.getParentFile().mkdirs();
165 FileWriter out = new FileWriter(f);
166 try {
167 out.write(s);
168 } finally {
169 out.close();
170 }
171 return f;
172 }
174 /** Create a path value from a list of directories and jar files. */
175 String createPath(File... files) {
176 StringBuilder sb = new StringBuilder();
177 for (File f: files) {
178 if (sb.length() > 0)
179 sb.append(File.pathSeparatorChar);
180 sb.append(f.getPath());
181 }
182 return sb.toString();
183 }
185 /** Create a set of files from a base directory and a set of relative paths. */
186 Set<File> getFiles(File dir, String... paths) {
187 Set<File> files = new LinkedHashSet<File>();
188 for (String p: paths)
189 files.add(new File(dir, p));
190 return files;
191 }
193 /** Find all the files in a directory and its subdirectories. */
194 Set<File> findFiles(File dir) {
195 Set<File> files = new LinkedHashSet<File>();
196 findFiles(dir, files);
197 return files;
198 }
199 // where
200 void findFiles(File dir, Set<File> files) {
201 for (File f: dir.listFiles()) {
202 if (f.isDirectory())
203 findFiles(f, files);
204 else
205 files.add(f);
206 }
207 }
209 /** Return the difference of two sets, a - b. */
210 <T> Set<T> diff(Set<T> a, Set<T> b) {
211 if (b.isEmpty())
212 return a;
213 Set<T> result = new LinkedHashSet<T>(a);
214 result.removeAll(b);
215 return result;
216 }
218 /** Report an error. */
219 void error(String msg) {
220 System.err.println(msg);
221 errors++;
222 }
224 int errors;
225 }