protected void packBundle(ZipOutputStream output, Bundle bundle, String path, Filter filter)
throws IOException {
if (filter != null && !filter.accept(path)) {
log(Level.FINE, "exclude {0}/{1}", new Object[] {bundle.getBundleID(), path});
return;
}
BundleFile bundleFile = bundle.getBundleFile();
if (bundleFile.isDirectory(path)) {
List<String> entries = bundleFile.getEntryPaths(path);
for (String entry : entries) {
packBundle(output, bundle, entry, filter);
}
return;
}
// pack the JAR/ZIP
BundleEntry bundleEntry = bundleFile.getEntry(path);
if (path.endsWith(".jar") || path.endsWith(".zip")) {
File tempZipFile = createTempFile(bundleEntry);
try {
ZipFile zipFile = new ZipFile(tempZipFile);
try {
packZip(output, bundleEntry, zipFile, filter);
} finally {
zipFile.close();
}
} finally {
tempZipFile.delete();
}
return;
}
// pack the normal entry
if (existingEntries.contains(path)) {
log(Level.WARNING, "duplicate {0}/{1}", new Object[] {bundle.getBundleID(), path});
return;
}
existingEntries.add(path);
InputStream input = bundleEntry.getInputStream();
try {
ZipEntry zipEntry = new ZipEntry(bundleEntry.getName());
zipEntry.setTime(bundleEntry.getTime());
zipEntry.setSize(bundleEntry.getSize());
output.putNextEntry(zipEntry);
try {
copyStream(input, output);
} finally {
output.closeEntry();
}
} finally {
input.close();
}
}
protected void packZip(
ZipOutputStream output, BundleEntry bundleEntry, ZipFile zipFile, Filter filter)
throws IOException {
Enumeration<? extends ZipEntry> entries = zipFile.entries();
while (entries.hasMoreElements()) {
ZipEntry srcEntry = entries.nextElement();
String entryName = srcEntry.getName();
if (filter != null && !filter.accept(bundleEntry.getName() + "/" + entryName)) {
log(
Level.FINE,
"exclude {0}/{1}/{2}",
new Object[] {bundleEntry.getBundleID(), bundleEntry.getName(), entryName});
continue;
}
if (entryName.endsWith("/")) {
continue;
}
if (existingEntries.contains(entryName)) {
log(
Level.WARNING,
"duplicate {0}/{1}/{2}",
new Object[] {bundleEntry.getBundleID(), bundleEntry.getName(), entryName});
continue;
}
existingEntries.add(entryName);
ZipEntry tgtEntry = new ZipEntry(entryName);
tgtEntry.setTime(srcEntry.getTime());
output.putNextEntry(tgtEntry);
try {
InputStream input = zipFile.getInputStream(srcEntry);
try {
copyStream(input, output);
} finally {
input.close();
}
} finally {
output.closeEntry();
}
}
}
protected File createTempFile(BundleEntry entry) throws IOException {
File tmpFile = File.createTempFile("zip", ".zip");
FileOutputStream output = new FileOutputStream(tmpFile);
try {
InputStream input = entry.getInputStream();
try {
copyStream(input, output);
} finally {
input.close();
}
} finally {
output.close();
}
return tmpFile;
}