JarLoader(
URL url,
@SuppressWarnings("unused") boolean canLockJar,
int index,
boolean preloadJarContents)
throws IOException {
super(new URL("jar", "", -1, url + "!/"), index);
myCanonicalFile = new File(FileUtil.unquote(url.getFile())).getCanonicalFile();
myCanLockJar = canLockJar;
ZipFile zipFile =
getZipFile(); // IOException from opening is propagated to caller if zip file isn't valid,
try {
myAttributes = getAttributes(zipFile);
if (preloadJarContents) {
JarMemoryLoader loader = JarMemoryLoader.load(zipFile, getBaseURL(), myAttributes);
if (loader != null) {
myMemoryLoader = new SoftReference<JarMemoryLoader>(loader);
}
}
} finally {
releaseZipFile(zipFile);
}
}
void preLoadClasses() {
ZipFile zipFile = null;
try {
zipFile = acquireZipFile();
if (zipFile == null) return;
try {
File file = new File(zipFile.getName());
myMemoryLoader =
new SoftReference<JarMemoryLoader>(JarMemoryLoader.load(file, getBaseURL()));
} catch (Exception e) {
LOG.error(e);
}
} catch (Exception e) {
// it happens :) eg tools.jar under MacOS
} finally {
try {
releaseZipFile(zipFile);
} catch (IOException ignore) {
}
}
}
