void test(String[] opts, String className) throws Exception {
count++;
System.err.println("Test " + count + " " + Arrays.asList(opts) + " " + className);
Path testSrcDir = Paths.get(System.getProperty("test.src"));
Path testClassesDir = Paths.get(System.getProperty("test.classes"));
Path classes = Paths.get("classes." + count);
classes.createDirectory();
Context ctx = new Context();
PathFileManager fm = new JavacPathFileManager(ctx, true, null);
JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
List<String> options = new ArrayList<String>();
options.addAll(Arrays.asList(opts));
options.addAll(Arrays.asList("-verbose", "-XDverboseCompilePolicy", "-d", classes.toString()));
Iterable<? extends JavaFileObject> compilationUnits =
fm.getJavaFileObjects(testSrcDir.resolve(className + ".java"));
StringWriter sw = new StringWriter();
PrintWriter out = new PrintWriter(sw);
JavaCompiler.CompilationTask t =
compiler.getTask(out, fm, null, options, null, compilationUnits);
boolean ok = t.call();
System.err.println(sw.toString());
if (!ok) {
throw new Exception("compilation failed");
}
File expect = new File("classes." + count + "/" + className + ".class");
if (!expect.exists()) throw new Exception("expected file not found: " + expect);
long expectedSize = new File(testClassesDir.toString(), className + ".class").length();
long actualSize = expect.length();
if (expectedSize != actualSize)
throw new Exception("wrong size found: " + actualSize + "; expected: " + expectedSize);
}
/** Computes the crc32 of a File. This is necessary when the ZipOutputStream is in STORED mode. */
private void crc32File(ZipEntry e, File f) throws IOException {
CRC32OutputStream os = new CRC32OutputStream();
copy(f, os);
if (os.n != f.length()) {
throw new JarException(formatMsg("error.incorrect.length", f.getPath()));
}
os.updateEntry(e);
}
protected void addPathFile(final File pathComponent) throws IOException {
if (!this.pathComponents.contains(pathComponent)) {
this.pathComponents.addElement(pathComponent);
}
if (pathComponent.isDirectory()) {
return;
}
final String absPathPlusTimeAndLength =
pathComponent.getAbsolutePath()
+ pathComponent.lastModified()
+ "-"
+ pathComponent.length();
String classpath = AntClassLoader.pathMap.get(absPathPlusTimeAndLength);
if (classpath == null) {
JarFile jarFile = null;
try {
jarFile = new JarFile(pathComponent);
final Manifest manifest = jarFile.getManifest();
if (manifest == null) {
return;
}
classpath = manifest.getMainAttributes().getValue(Attributes.Name.CLASS_PATH);
} finally {
if (jarFile != null) {
jarFile.close();
}
}
if (classpath == null) {
classpath = "";
}
AntClassLoader.pathMap.put(absPathPlusTimeAndLength, classpath);
}
if (!"".equals(classpath)) {
final URL baseURL = AntClassLoader.FILE_UTILS.getFileURL(pathComponent);
final StringTokenizer st = new StringTokenizer(classpath);
while (st.hasMoreTokens()) {
final String classpathElement = st.nextToken();
final URL libraryURL = new URL(baseURL, classpathElement);
if (!libraryURL.getProtocol().equals("file")) {
this.log(
"Skipping jar library "
+ classpathElement
+ " since only relative URLs are supported by this"
+ " loader",
3);
} else {
final String decodedPath = Locator.decodeUri(libraryURL.getFile());
final File libraryFile = new File(decodedPath);
if (!libraryFile.exists() || this.isInPath(libraryFile)) {
continue;
}
this.addPathFile(libraryFile);
}
}
}
}
public static void copyFile(File source, File dest) throws IOException {
FileInputStream fi = new FileInputStream(source);
FileChannel fic = fi.getChannel();
MappedByteBuffer mbuf = fic.map(FileChannel.MapMode.READ_ONLY, 0, source.length());
fic.close();
fi.close();
FileOutputStream fo = new FileOutputStream(dest);
FileChannel foc = fo.getChannel();
foc.write(mbuf);
foc.close();
fo.close();
}
/** Adds a new file entry to the ZIP output stream. */
void addFile(ZipOutputStream zos, File file) throws IOException {
String name = file.getPath();
boolean isDir = file.isDirectory();
if (isDir) {
name = name.endsWith(File.separator) ? name : (name + File.separator);
}
name = entryName(name);
if (name.equals("") || name.equals(".") || name.equals(zname)) {
return;
} else if ((name.equals(MANIFEST_DIR) || name.equals(MANIFEST_NAME)) && !Mflag) {
if (vflag) {
output(formatMsg("out.ignore.entry", name));
}
return;
}
long size = isDir ? 0 : file.length();
if (vflag) {
out.print(formatMsg("out.adding", name));
}
ZipEntry e = new ZipEntry(name);
e.setTime(file.lastModified());
if (size == 0) {
e.setMethod(ZipEntry.STORED);
e.setSize(0);
e.setCrc(0);
} else if (flag0) {
crc32File(e, file);
}
zos.putNextEntry(e);
if (!isDir) {
copy(file, zos);
}
zos.closeEntry();
/* report how much compression occurred. */
if (vflag) {
size = e.getSize();
long csize = e.getCompressedSize();
out.print(formatMsg2("out.size", String.valueOf(size), String.valueOf(csize)));
if (e.getMethod() == ZipEntry.DEFLATED) {
long ratio = 0;
if (size != 0) {
ratio = ((size - csize) * 100) / size;
}
output(formatMsg("out.deflated", String.valueOf(ratio)));
} else {
output(getMsg("out.stored"));
}
}
}