use of net.technicpack.launchercore.install.tasks.EnsureLinkedFileTask in project LauncherV3 by TechnicPack.
the class InstallJavaRuntimeTask method runTask.
@Override
public void runTask(InstallTasksQueue queue) throws IOException {
String json = FileUtils.readFileToString(runtimeManifestFile, StandardCharsets.UTF_8);
JavaRuntimeManifest manifest = MojangUtils.getGson().fromJson(json, JavaRuntimeManifest.class);
if (manifest == null) {
throw new DownloadException("The Java runtime manifest is invalid.");
}
// TODO: Check runtime isn't downloaded/installed outside of its directory
// Create the runtime directory if it doesn't exist
File runtimeRoot = new File(runtimesDirectory, runtimeName);
runtimeRoot.mkdirs();
// First, create the dirs
manifest.getFiles().forEach((path, runtimeFile) -> {
// We're only interested in the dirs for now
if (runtimeFile.getType() == JavaRuntimeFileType.DIRECTORY) {
File dir = new File(runtimeRoot, path);
dir.mkdirs();
}
});
// Then, download the files
manifest.getFiles().forEach((path, runtimeFile) -> {
// We're only interested in the files right now
if (runtimeFile.getType() == JavaRuntimeFileType.FILE) {
File target = new File(runtimeRoot, path);
// Apparently the Mac Java 8 JRE spec doesn't have any directory entries, so we have to create them regardless
target.getParentFile().mkdirs();
Download download = runtimeFile.getDownloads().getRaw();
IFileVerifier verifier = new SHA1FileVerifier(download.getSha1());
EnsureFileTask ensureFileTask = new EnsureFileTask(target, verifier, null, download.getUrl(), downloadJavaQueue, null);
ensureFileTask.setExecutable(runtimeFile.isExecutable());
examineJavaQueue.addTask(ensureFileTask);
}
});
// Then, create the links
manifest.getFiles().forEach((path, runtimeFile) -> {
// We're only interested in links right now
if (runtimeFile.getType() == JavaRuntimeFileType.LINK) {
File link = new File(runtimeRoot, path);
File target = new File(link, runtimeFile.getTarget());
// We add it to the download queue so it runs after all the files exist
downloadJavaQueue.addTask(new EnsureLinkedFileTask(link, target));
}
});
}
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