/**
* 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) {
}
}
}
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;
}
/**
* 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;
}
/**
* 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) {
}
}
}
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();
}
