/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 6572945
* @summary rewrite javah as an annotation processor, instead of as a doclet
* @modules jdk.compiler/com.sun.tools.javah
* @build TestClass1 TestClass2 TestClass3
* @run main T6572945
*/
import java.io.*;
import java.util.*;
import com.sun.tools.javah.Main;
public class T6572945
{
static File testSrc = new File(System.getProperty("test.src", "."));
static File testClasses = new File(System.getProperty("test.classes", "."));
static boolean isWindows = System.getProperty("os.name").startsWith("Windows");
public static void main(String... args)
throws IOException, InterruptedException
{
boolean ok = new T6572945().run(args);
if (!ok)
throw new Error("Test Failed");
}
public boolean run(String[] args)
throws IOException, InterruptedException
{
if (args.length == 1)
jdk = new File(args[0]);
test("-o", "jni.file.1", "-jni", "TestClass1");
test("-o", "jni.file.2", "-jni", "TestClass1", "TestClass2");
test("-d", "jni.dir.1", "-jni", "TestClass1", "TestClass2");
test("-o", "jni.file.3", "-jni", "TestClass3");
// The following tests are disabled because llni support has been
// discontinued, and because bugs in old javah means that character
// for character testing against output from old javah does not work.
// In fact, the LLNI impl in new javah is actually better than the
// impl in old javah because of a couple of significant bug fixes.
// test("-o", "llni.file.1", "-llni", "TestClass1");
// test("-o", "llni.file.2", "-llni", "TestClass1", "TestClass2");
// test("-d", "llni.dir.1", "-llni", "TestClass1", "TestClass2");
// test("-o", "llni.file.3", "-llni", "TestClass3");
return (errors == 0);
}
void test(String... args)
throws IOException, InterruptedException
{
String[] cp_args = new String[args.length + 2];
cp_args[0] = "-classpath";
cp_args[1] = testClasses.getPath();
System.arraycopy(args, 0, cp_args, 2, args.length);
if (jdk != null)
init(cp_args);
File out = null;
for (int i = 0; i < args.length; i++) {
if (args[i].equals("-o")) {
out = new File(args[++i]);
break;
} else if (args[i].equals("-d")) {
out = new File(args[++i]);
out.mkdirs();
break;
}
}
try {
System.out.println("test: " + Arrays.asList(cp_args));
// // Uncomment and use the following lines to execute javah via the
// // command line -- for example, to run old javah and set up the golden files
// List<String> cmd = new ArrayList<String>();
// File javaHome = new File(System.getProperty("java.home"));
// if (javaHome.getName().equals("jre"))
// javaHome = javaHome.getParentFile();
// File javah = new File(new File(javaHome, "bin"), "javah");
// cmd.add(javah.getPath());
// cmd.addAll(Arrays.asList(cp_args));
// ProcessBuilder pb = new ProcessBuilder(cmd);
// pb.redirectErrorStream(true);
// pb.start();
// Process p = pb.start();
// String line;
// BufferedReader in = new BufferedReader(new InputStreamReader(p.getInputStream()));
// while ((line = in.readLine()) != null)
// System.err.println(line);
// in.close();
// int rc = p.waitFor();
// Use new javah
PrintWriter err = new PrintWriter(System.err, true);
int rc = Main.run(cp_args, err);
if (rc != 0) {
error("javah failed: rc=" + rc);
return;
}
// The golden files use the LL suffix for long constants, which
// is used on Linux and Solaris. On Windows, the suffix is i64,
// so compare will update the golden files on the fly before the
// final comparison.
compare(new File(new File(testSrc, "gold"), out.getName()), out);
} catch (Throwable t) {
t.printStackTrace();
error("javah threw exception");
}
}
void init(String[] args) throws IOException, InterruptedException {
String[] cmdArgs = new String[args.length + 1];
cmdArgs[0] = new File(new File(jdk, "bin"), "javah").getPath();
System.arraycopy(args, 0, cmdArgs, 1, args.length);
System.out.println("init: " + Arrays.asList(cmdArgs));
ProcessBuilder pb = new ProcessBuilder(cmdArgs);
pb.directory(new File(testSrc, "gold"));
pb.redirectErrorStream(true);
Process p = pb.start();
BufferedReader in = new BufferedReader(new InputStreamReader(p.getInputStream()));
String line;
while ((line = in.readLine()) != null)
System.out.println("javah: " + line);
int rc = p.waitFor();
if (rc != 0)
error("javah: exit code " + rc);
}
/** Compare two directories.
* @param f1 The golden directory
* @param f2 The directory to be compared
*/
void compare(File f1, File f2) {
compare(f1, f2, null);
}
/** Compare two files or directories
* @param f1 The golden directory
* @param f2 The directory to be compared
* @param p An optional path identifying a file within the two directories
*/
void compare(File f1, File f2, String p) {
File f1p = (p == null ? f1 : new File(f1, p));
File f2p = (p == null ? f2 : new File(f2, p));
System.out.println("compare " + f1p + " " + f2p);
if (f1p.isDirectory() && f2p.isDirectory()) {
Set<String> children = new HashSet<String>();
children.addAll(Arrays.asList(f1p.list()));
children.addAll(Arrays.asList(f2p.list()));
for (String c: children) {
compare(f1, f2, new File(p, c).getPath()); // null-safe for p
}
}
else if (f1p.isFile() && f2p.isFile()) {
String s1 = read(f1p);
if (isWindows) {
// f1/s1 is the golden file
// on Windows, long constants use the i64 suffix, not LL
s1 = s1.replaceAll("( [0-9]+)LL\n", "$1i64\n");
}
String s2 = read(f2p);
if (!s1.equals(s2)) {
System.out.println("File: " + f1p + "\n" + s1);
System.out.println("File: " + f2p + "\n" + s2);
error("Files differ: " + f1p + " " + f2p);
}
}
else if (f1p.exists() && !f2p.exists())
error("Only in " + f1 + ": " + p);
else if (f2p.exists() && !f1p.exists())
error("Only in " + f2 + ": " + p);
else
error("Files differ: " + f1p + " " + f2p);
}
private String read(File f) {
try {
BufferedReader in = new BufferedReader(new FileReader(f));
try {
StringBuilder sb = new StringBuilder((int) f.length());
String line;
while ((line = in.readLine()) != null) {
sb.append(line);
sb.append("\n");
}
return sb.toString();
} finally {
try {
in.close();
} catch (IOException e) {
}
}
} catch (IOException e) {
error("error reading " + f + ": " + e);
return "";
}
}
private void error(String msg) {
System.out.println(msg);
errors++;
}
private int errors;
private File jdk;
}