Fri, 24 Apr 2020 03:58:51 +0100
Merge
1 /*
2 * Copyright (c) 2007, 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 */
24 /*
25 * @test
26 * @bug 6572945
27 * @summary rewrite javah as an annotation processor, instead of as a doclet
28 * @build TestClass1 TestClass2 TestClass3
29 * @run main T6572945
30 */
32 import java.io.*;
33 import java.util.*;
34 import com.sun.tools.javah.Main;
36 public class T6572945
37 {
38 static File testSrc = new File(System.getProperty("test.src", "."));
39 static File testClasses = new File(System.getProperty("test.classes", "."));
40 static boolean isWindows = System.getProperty("os.name").startsWith("Windows");
42 public static void main(String... args)
43 throws IOException, InterruptedException
44 {
45 boolean ok = new T6572945().run(args);
46 if (!ok)
47 throw new Error("Test Failed");
48 }
50 public boolean run(String[] args)
51 throws IOException, InterruptedException
52 {
53 if (args.length == 1)
54 jdk = new File(args[0]);
56 test("-o", "jni.file.1", "-jni", "TestClass1");
57 test("-o", "jni.file.2", "-jni", "TestClass1", "TestClass2");
58 test("-d", "jni.dir.1", "-jni", "TestClass1", "TestClass2");
59 test("-o", "jni.file.3", "-jni", "TestClass3");
61 // The following tests are disabled because llni support has been
62 // discontinued, and because bugs in old javah means that character
63 // for character testing against output from old javah does not work.
64 // In fact, the LLNI impl in new javah is actually better than the
65 // impl in old javah because of a couple of significant bug fixes.
67 // test("-o", "llni.file.1", "-llni", "TestClass1");
68 // test("-o", "llni.file.2", "-llni", "TestClass1", "TestClass2");
69 // test("-d", "llni.dir.1", "-llni", "TestClass1", "TestClass2");
70 // test("-o", "llni.file.3", "-llni", "TestClass3");
72 return (errors == 0);
73 }
75 void test(String... args)
76 throws IOException, InterruptedException
77 {
78 String[] cp_args = new String[args.length + 2];
79 cp_args[0] = "-classpath";
80 cp_args[1] = testClasses.getPath();
81 System.arraycopy(args, 0, cp_args, 2, args.length);
83 if (jdk != null)
84 init(cp_args);
86 File out = null;
87 for (int i = 0; i < args.length; i++) {
88 if (args[i].equals("-o")) {
89 out = new File(args[++i]);
90 break;
91 } else if (args[i].equals("-d")) {
92 out = new File(args[++i]);
93 out.mkdirs();
94 break;
95 }
96 }
98 try {
99 System.out.println("test: " + Arrays.asList(cp_args));
101 // // Uncomment and use the following lines to execute javah via the
102 // // command line -- for example, to run old javah and set up the golden files
103 // List<String> cmd = new ArrayList<String>();
104 // File javaHome = new File(System.getProperty("java.home"));
105 // if (javaHome.getName().equals("jre"))
106 // javaHome = javaHome.getParentFile();
107 // File javah = new File(new File(javaHome, "bin"), "javah");
108 // cmd.add(javah.getPath());
109 // cmd.addAll(Arrays.asList(cp_args));
110 // ProcessBuilder pb = new ProcessBuilder(cmd);
111 // pb.redirectErrorStream(true);
112 // pb.start();
113 // Process p = pb.start();
114 // String line;
115 // BufferedReader in = new BufferedReader(new InputStreamReader(p.getInputStream()));
116 // while ((line = in.readLine()) != null)
117 // System.err.println(line);
118 // in.close();
119 // int rc = p.waitFor();
121 // Use new javah
122 PrintWriter err = new PrintWriter(System.err, true);
123 int rc = Main.run(cp_args, err);
125 if (rc != 0) {
126 error("javah failed: rc=" + rc);
127 return;
128 }
130 // The golden files use the LL suffix for long constants, which
131 // is used on Linux and Solaris. On Windows, the suffix is i64,
132 // so compare will update the golden files on the fly before the
133 // final comparison.
134 compare(new File(new File(testSrc, "gold"), out.getName()), out);
135 } catch (Throwable t) {
136 t.printStackTrace();
137 error("javah threw exception");
138 }
139 }
141 void init(String[] args) throws IOException, InterruptedException {
142 String[] cmdArgs = new String[args.length + 1];
143 cmdArgs[0] = new File(new File(jdk, "bin"), "javah").getPath();
144 System.arraycopy(args, 0, cmdArgs, 1, args.length);
146 System.out.println("init: " + Arrays.asList(cmdArgs));
148 ProcessBuilder pb = new ProcessBuilder(cmdArgs);
149 pb.directory(new File(testSrc, "gold"));
150 pb.redirectErrorStream(true);
151 Process p = pb.start();
152 BufferedReader in = new BufferedReader(new InputStreamReader(p.getInputStream()));
153 String line;
154 while ((line = in.readLine()) != null)
155 System.out.println("javah: " + line);
156 int rc = p.waitFor();
157 if (rc != 0)
158 error("javah: exit code " + rc);
159 }
161 /** Compare two directories.
162 * @param f1 The golden directory
163 * @param f2 The directory to be compared
164 */
165 void compare(File f1, File f2) {
166 compare(f1, f2, null);
167 }
169 /** Compare two files or directories
170 * @param f1 The golden directory
171 * @param f2 The directory to be compared
172 * @param p An optional path identifying a file within the two directories
173 */
174 void compare(File f1, File f2, String p) {
175 File f1p = (p == null ? f1 : new File(f1, p));
176 File f2p = (p == null ? f2 : new File(f2, p));
177 System.out.println("compare " + f1p + " " + f2p);
178 if (f1p.isDirectory() && f2p.isDirectory()) {
179 Set<String> children = new HashSet<String>();
180 children.addAll(Arrays.asList(f1p.list()));
181 children.addAll(Arrays.asList(f2p.list()));
182 for (String c: children) {
183 compare(f1, f2, new File(p, c).getPath()); // null-safe for p
184 }
185 }
186 else if (f1p.isFile() && f2p.isFile()) {
187 String s1 = read(f1p);
188 if (isWindows) {
189 // f1/s1 is the golden file
190 // on Windows, long constants use the i64 suffix, not LL
191 s1 = s1.replaceAll("( [0-9]+)LL\n", "$1i64\n");
192 }
193 String s2 = read(f2p);
194 if (!s1.equals(s2)) {
195 System.out.println("File: " + f1p + "\n" + s1);
196 System.out.println("File: " + f2p + "\n" + s2);
197 error("Files differ: " + f1p + " " + f2p);
198 }
199 }
200 else if (f1p.exists() && !f2p.exists())
201 error("Only in " + f1 + ": " + p);
202 else if (f2p.exists() && !f1p.exists())
203 error("Only in " + f2 + ": " + p);
204 else
205 error("Files differ: " + f1p + " " + f2p);
206 }
208 private String read(File f) {
209 try {
210 BufferedReader in = new BufferedReader(new FileReader(f));
211 try {
212 StringBuilder sb = new StringBuilder((int) f.length());
213 String line;
214 while ((line = in.readLine()) != null) {
215 sb.append(line);
216 sb.append("\n");
217 }
218 return sb.toString();
219 } finally {
220 try {
221 in.close();
222 } catch (IOException e) {
223 }
224 }
225 } catch (IOException e) {
226 error("error reading " + f + ": " + e);
227 return "";
228 }
229 }
232 private void error(String msg) {
233 System.out.println(msg);
234 errors++;
235 }
237 private int errors;
238 private File jdk;
239 }