protected void generateJarFile(File jarFile, boolean standAlone, File dir) throws IOException {
Verbose.log("Generating jar file ... " + jarFile);
FileOutputStream out = new FileOutputStream(jarFile);
InputStream manifestIo = getManifest();
Manifest manifest = new Manifest(manifestIo);
JarOutputStream jar = new JarOutputStream(out, manifest);
int rootLen = dir.getAbsolutePath().length();
int len = "java".length();
for (File javaFile : javaFiles) {
String fileName = javaFile.getPath();
String classFile = fileName.substring(0, fileName.length() - len) + "class";
String className = classFile.substring(rootLen + 1);
addFileToJar(className, classFile, jar);
String javaName = fileName.substring(rootLen + 1);
addFileToJar(javaName, fileName, jar);
}
if (standAlone) {
Verbose.log("Adding runtime classes to the jar");
addRuntimeClasses(jar);
}
jar.close();
out.close();
Verbose.log("Generated jar file " + jarFile);
}
protected void addFileToJar(String className, String classFile, JarOutputStream jar)
throws IOException {
className = className.replace('\\', '/');
FileInputStream fio = new FileInputStream(classFile);
jar.putNextEntry(new JarEntry(className));
int cb;
byte[] buffer = new byte[8192];
while ((cb = fio.read(buffer)) != -1) {
jar.write(buffer, 0, cb);
}
jar.closeEntry();
fio.close();
}
protected void addRuntimeClasses(JarOutputStream jar) throws IOException {
ClassLoader cl = Thread.currentThread().getContextClassLoader();
if (cl == null) {
cl = getClass().getClassLoader();
}
ArrayList<String> runtimeClasses = getRuntimeClasses(cl);
for (String c : runtimeClasses) {
jar.putNextEntry(new JarEntry(c));
InputStream in = cl.getResourceAsStream(c);
int ch;
while ((ch = in.read()) != -1) {
jar.write((char) ch);
}
jar.closeEntry();
in.close();
}
}
