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);
}
}
}
}
protected void loadJarFiles(AppletClassLoader loader) throws IOException, InterruptedException {
// Load the archives if present.
// REMIND - this probably should be done in a separate thread,
// or at least the additional archives (epll).
String jarFiles = getJarFiles();
if (jarFiles != null) {
StringTokenizer st = new StringTokenizer(jarFiles, ",", false);
while (st.hasMoreTokens()) {
String tok = st.nextToken().trim();
try {
loader.addJar(tok);
} catch (IllegalArgumentException e) {
// bad archive name
continue;
}
}
}
}
protected List<String> parseStringList(String list) throws IOException {
List<String> res = null;
{
if (list != null) {
res = new ArrayList<String>();
StringTokenizer st = new StringTokenizer(list, ",");
while (st.hasMoreTokens()) {
String t = st.nextToken();
t = t.trim();
if (t.length() > 0) {
res.add(t);
}
}
}
}
return res;
}