/**
* load from the specified jar filled with help files in the [language] directory in the jar
*
* @param file the jar file
*/
private void loadFromJar(File file) {
if (file.getName().toLowerCase().endsWith(".jar") && file.isFile()) {
try {
int counter = 0;
JarInputStream jis;
JarEntry je;
counter = 0;
jis = new JarInputStream(new BufferedInputStream(new FileInputStream(file)));
je = jis.getNextJarEntry();
while (je != null) {
String mnemo = trimEntryName(je);
if (je.getName().toLowerCase().matches(helproot + "/" + language + "/.*.htm")
&& !exists(mnemo)) {
addToCache(jis, mnemo);
counter++;
}
je = jis.getNextJarEntry();
}
jis.close();
System.out.println(
"+ " + String.valueOf(counter) + "\thelp text(s) from:\t" + file.getCanonicalPath());
} catch (IOException ignored) {
}
}
}
private Hashtable<String, String> getJarManifestAttributes(String path) {
Hashtable<String, String> h = new Hashtable<String, String>();
JarInputStream jis = null;
try {
cp.appendln(Color.black, "Looking for " + path);
InputStream is = getClass().getResourceAsStream(path);
if (is == null) {
if (!path.endsWith("/MIRC.jar")) {
cp.appendln(Color.red, "...could not find it.");
} else {
cp.appendln(
Color.black,
"...could not find it. [OK, this is a " + programName + " installation]");
}
return null;
}
jis = new JarInputStream(is);
Manifest manifest = jis.getManifest();
h = getManifestAttributes(manifest);
} catch (Exception ex) {
ex.printStackTrace();
}
if (jis != null) {
try {
jis.close();
} catch (Exception ignore) {
}
}
return h;
}
public static List getClasseNamesInPackage(String jarName, String packageName) {
ArrayList classes = new ArrayList();
packageName = packageName.replaceAll("\\.", "/");
if (debug) System.out.println("Jar " + jarName + " looking for " + packageName);
try {
JarInputStream jarFile = new JarInputStream(new FileInputStream(jarName));
JarEntry jarEntry;
while (true) {
jarEntry = jarFile.getNextJarEntry();
if (jarEntry == null) {
break;
}
if ((jarEntry.getName().startsWith(packageName))
&& (jarEntry.getName().endsWith(".class"))) {
if (debug) System.out.println("Found " + jarEntry.getName().replaceAll("/", "\\."));
classes.add(jarEntry.getName().replaceAll("/", "\\."));
}
}
} catch (Exception e) {
e.printStackTrace();
}
return classes;
}
public static boolean extractJarDir(String jarfile, String outfile) throws Exception {
long filesize = new File(jarfile).length();
JarInputStream jar = new JarInputStream(new FileInputStream(jarfile));
// while (true) {
// JarEntry jarentry = (JarEntry)jar.getNextJarEntry();
// if (jarentry==null) break;
// String maindir = jarentry.getName();
// // get rid of "./" and "/" prefix
// if (maindir.startsWith("."))
// maindir = maindir.substring(1);
// if (maindir.startsWith(File.separator))
// maindir = maindir.substring(1);
// // Find manifest
// System.out.println(maindir);
// if (maindir.equals("META-INF/MANIFEST.MF")) {
// java.io.InputStream ins = jar;
java.io.FileOutputStream outs = new java.io.FileOutputStream(outfile);
Manifest man = jar.getManifest();
if (man == null) return false;
man.write(outs);
byte[] buf = ("MIDlet-Jar-Size: " + filesize).getBytes();
outs.write(buf, 0, buf.length);
outs.close();
// // copy buffered (is a lot faster than one byte at a time)
// byte[] buf = new byte[8192];
// int total_bytes=0;
// while (true) {
// //outs.write(ins.read());
// int len = ins.read(buf);
// if (len < 0) break;
// outs.write(buf,0,len);
// total_bytes += len;
// }
// buf = ("MIDlet-Jar-Size: "+total_bytes).getBytes();
// outs.write(buf,0,buf.length);
// outs.close();
// //ins.close();
// }
// }
// return false;
// remove empty lines from the generated jad which may have been
// introduced by manifest write.
// some systems have trouble with empty lines
List<String> lines = new ArrayList<String>();
BufferedReader in = new BufferedReader(new FileReader(outfile));
while (true) {
String line = in.readLine();
if (line == null) break;
lines.add(line);
}
in.close();
PrintWriter outp = new PrintWriter(outfile);
for (String s : lines) {
if (s.trim().equals("")) continue;
outp.println(s);
}
outp.close();
return true;
}
private static Set<String> findStandardMBeansFromJar(URL codeBase) throws Exception {
InputStream is = codeBase.openStream();
JarInputStream jis = new JarInputStream(is);
Set<String> names = new TreeSet<String>();
JarEntry entry;
while ((entry = jis.getNextJarEntry()) != null) {
String name = entry.getName();
if (!name.endsWith(".class")) continue;
name = name.substring(0, name.length() - 6);
name = name.replace('/', '.');
names.add(name);
}
return names;
}
public static void unzipInteralZip(
ClassLoader classLoader, String resourcePath, File libDir, boolean debug) {
if (debug) System.out.println("Extracting " + resourcePath);
libDir.mkdir();
URL resource = classLoader.getResource(resourcePath);
if (resource == null) {
System.err.println("Could not find the " + resourcePath + " on classpath!");
System.exit(1);
}
class PrintDot extends TimerTask {
public void run() {
System.out.print(".");
}
}
Timer timer = new Timer();
PrintDot task = new PrintDot();
timer.schedule(task, 0, 2000);
try {
BufferedInputStream bis = new BufferedInputStream(resource.openStream());
JarInputStream jis = new JarInputStream(bis);
JarEntry je = null;
while ((je = jis.getNextJarEntry()) != null) {
java.io.File f =
new java.io.File(libDir.toString() + java.io.File.separator + je.getName());
if (je.isDirectory()) {
f.mkdir();
continue;
}
File parentDir = new File(f.getParent());
if (!parentDir.exists()) {
parentDir.mkdir();
}
FileOutputStream fileOutStream = new FileOutputStream(f);
writeStreamTo(jis, fileOutStream, 8 * KB);
if (f.getPath().endsWith("pack.gz")) {
unpack(f);
fileOutStream.close();
f.delete();
}
}
} catch (Exception exc) {
task.cancel();
exc.printStackTrace();
}
task.cancel();
}
/**
* Enables to get the name of an object in the spoken language thanks to the jar file
*
* @param jarName the file that contains the object classes
* @return the object name in the spoken language
*/
private String getLangName(File jarName) {
String name = null;
try {
URL url = jarName.toURI().toURL();
JarInputStream jarFile = new JarInputStream(url.openStream());
JarEntry jarEntry = jarFile.getNextJarEntry();
while (jarEntry != null) {
if (!jarEntry.isDirectory()
&& jarEntry.getName().contains(Configuration.instance().getLanguage())) {
int lang_index = jarEntry.getName().lastIndexOf(Configuration.instance().getLanguage());
name = jarEntry.getName().substring(lang_index + 3, jarEntry.getName().length() - 6);
}
jarEntry = jarFile.getNextJarEntry();
}
} catch (Exception e) {
LOG.error("Error getLangName " + jarName + " " + e);
}
return name;
}
/**
* load from specified JarInputStream
*
* @param fis Jar Input Stream
* @param mnemo the name for the text file
*/
private void addToCache(JarInputStream fis, String mnemo) {
String text = "";
byte[] buf = new byte[4096];
int i = 0;
try {
while ((i = fis.read(buf)) != -1) {
text += new String(buf, 0, i);
}
} catch (IOException ignored) {
}
helpcache.put(mnemo, text);
}
/**
* scans inside a jar for possible language directories
*
* @param file the jar file
* @param paths the list to add to
* @param helproot the root directory of all help directories
*/
private void searchJarPath(File file, List<String> paths) {
if (file.getName().toLowerCase().endsWith(".jar") && file.isFile()) {
try {
JarInputStream jis;
JarEntry je;
jis = new JarInputStream(new BufferedInputStream(new FileInputStream(file)));
je = jis.getNextJarEntry();
while (je != null) {
if (je.getName().startsWith(helproot)) {
String[] name = je.getName().split("/");
if (name.length > 1) {
addToList(paths, name[1]);
}
}
je = jis.getNextJarEntry();
}
jis.close();
} catch (IOException ignored) {
}
}
}