/** Maintain the versions of the file we are about to for writing. */
private static boolean shuffleVersions(String file) {
File f = new File(file);
if (!f.exists()) {
return true;
}
int version = 99;
boolean found = false;
do {
String fileVersion = file + String.format("_%02d", version);
File vf = new File(fileVersion);
if (vf.exists()) {
found = true;
} else {
version--;
}
} while (!found && version >= 0);
version++;
String fileVersion = file + String.format("_%02d", version);
File newf = new File(fileVersion);
return f.renameTo(newf);
}
private void checkAndLaunchUpdate() {
Log.i(LOG_FILE_NAME, "Checking for an update");
int statusCode = 8; // UNEXPECTED_ERROR
File baseUpdateDir = null;
if (Build.VERSION.SDK_INT >= 8)
baseUpdateDir = getExternalFilesDir(Environment.DIRECTORY_DOWNLOADS);
else baseUpdateDir = new File(Environment.getExternalStorageDirectory().getPath(), "download");
File updateDir = new File(new File(baseUpdateDir, "updates"), "0");
File updateFile = new File(updateDir, "update.apk");
File statusFile = new File(updateDir, "update.status");
if (!statusFile.exists() || !readUpdateStatus(statusFile).equals("pending")) return;
if (!updateFile.exists()) return;
Log.i(LOG_FILE_NAME, "Update is available!");
// Launch APK
File updateFileToRun = new File(updateDir, getPackageName() + "-update.apk");
try {
if (updateFile.renameTo(updateFileToRun)) {
String amCmd =
"/system/bin/am start -a android.intent.action.VIEW "
+ "-n com.android.packageinstaller/.PackageInstallerActivity -d file://"
+ updateFileToRun.getPath();
Log.i(LOG_FILE_NAME, amCmd);
Runtime.getRuntime().exec(amCmd);
statusCode = 0; // OK
} else {
Log.i(LOG_FILE_NAME, "Cannot rename the update file!");
statusCode = 7; // WRITE_ERROR
}
} catch (Exception e) {
Log.i(LOG_FILE_NAME, "error launching installer to update", e);
}
// Update the status file
String status = statusCode == 0 ? "succeeded\n" : "failed: " + statusCode + "\n";
OutputStream outStream;
try {
byte[] buf = status.getBytes("UTF-8");
outStream = new FileOutputStream(statusFile);
outStream.write(buf, 0, buf.length);
outStream.close();
} catch (Exception e) {
Log.i(LOG_FILE_NAME, "error writing status file", e);
}
if (statusCode == 0) System.exit(0);
}
/**
* Loop through the ZIP file, copying its entries into a new, temporary ZIP file, skipping the
* entry to be deleted. Then replace the original file with the new one.
*/
protected Integer deleteEntry() throws XMLDataStoreException {
try {
ZipInputStream inStream = this.buildZipInputStream();
File outFile = this.buildTempFile();
ZipOutputStream outStream = new ZipOutputStream(new FileOutputStream(outFile));
byte[] buffer = new byte[32768];
int inCount = 0;
int outCount = 0;
// copy all the entries except the one to be deleted
ZipEntry entry = inStream.getNextEntry();
while (entry != null) {
inCount++;
if (!this.getZipEntryName().equals(entry.getName())) {
outCount++;
outStream.putNextEntry(entry);
int byteCount;
while ((byteCount = inStream.read(buffer)) != -1) {
outStream.write(buffer, 0, byteCount);
}
outStream.closeEntry();
}
entry = inStream.getNextEntry();
}
inStream.close();
if (outCount == 0) {
// add a dummy record to an empty file so we can close it
// this is required by ZipOutputStream
outStream.putNextEntry(new ZipEntry("delete.txt"));
outStream.write(
"This file is a place-holder. The containing ZIP file should be deleted.".getBytes());
outStream.closeEntry();
}
outStream.close();
if (outCount == inCount) {
// no entries were removed - just delete the temp file
outFile.delete();
} else {
// at least one entry removed - delete the original file
this.getFile().delete();
if (outCount == 0) {
// NO entries remain - just delete the temp file too
outFile.delete();
} else {
// entries remain - replace original file with temp file
outFile.renameTo(this.getFile());
}
}
return new Integer(inCount - outCount); // should be 0 or 1
} catch (IOException ex) {
throw XMLDataStoreException.ioException(ex);
}
}
@Override
public void save() {
NBTOutputStream stream = null;
try {
Files.createParentDirs(this.file);
final File temporaryFile =
File.createTempFile(this.file.getName(), null, this.file.getParentFile());
temporaryFile.deleteOnExit();
stream = new NBTOutputStream(new FileOutputStream(temporaryFile));
stream.writeTag(new CompoundTag(this.name, this.root));
stream.close();
this.file.delete();
temporaryFile.renameTo(this.file);
temporaryFile.delete();
} catch (IOException ex) {
ex.printStackTrace();
} finally {
try {
stream.close();
} catch (IOException ex2) {
}
}
}
private void cleanup(File directory) {
// Clean up from old installations, removing or renaming files.
// Note that directory is the parent of the CTP directory
// unless the original installation was done by Bill Weadock's
// all-in-one installer for Windows.
// Get a file pointing to the CTP directory.
// This might be the current directory, or
// it might be the CTP child.
File dir;
if (directory.getName().equals("RSNA")) dir = directory;
else dir = new File(directory, "CTP");
// If CTP.jar exists in this directory, it is a really
// old CTP main file - not used anymore
File ctp = new File(dir, "CTP.jar");
if (ctp.exists()) ctp.delete();
// These are old names for the Launcher.jar file
File launcher = new File(dir, "CTP-launcher.jar");
if (launcher.exists()) launcher.delete();
launcher = new File(dir, "TFS-launcher.jar");
if (launcher.exists()) launcher.delete();
// Delete the obsolete CTP-runner.jar file
File runner = new File(dir, "CTP-runner.jar");
if (runner.exists()) runner.delete();
// Delete the obsolete MIRC-copier.jar file
File copier = new File(dir, "MIRC-copier.jar");
if (copier.exists()) copier.delete();
// Rename the old versions of the properties files
File oldprops = new File(dir, "CTP-startup.properties");
File newprops = new File(dir, "CTP-launcher.properties");
File correctprops = new File(dir, "Launcher.properties");
if (oldprops.exists()) {
if (newprops.exists() || correctprops.exists()) oldprops.delete();
else oldprops.renameTo(correctprops);
}
if (newprops.exists()) {
if (correctprops.exists()) newprops.delete();
else newprops.renameTo(correctprops);
}
// Get rid of obsolete startup and shutdown programs
File startup = new File(dir, "CTP-startup.jar");
if (startup.exists()) startup.delete();
File shutdown = new File(dir, "CTP-shutdown.jar");
if (shutdown.exists()) shutdown.delete();
// Get rid of the obsolete linux directory
File linux = new File(dir, "linux");
if (linux.exists()) {
startup = new File(linux, "CTP-startup.jar");
if (startup.exists()) startup.delete();
shutdown = new File(linux, "CTP-shutdown.jar");
if (shutdown.exists()) shutdown.delete();
linux.delete();
}
// clean up the libraries directory
File libraries = new File(dir, "libraries");
if (libraries.exists()) {
// remove obsolete versions of the slf4j libraries
// and the dcm4che-imageio libraries
File[] files = libraries.listFiles();
for (File file : files) {
if (file.isFile()) {
String name = file.getName();
if (name.startsWith("slf4j-") || name.startsWith("dcm4che-imageio-rle")) {
file.delete();
}
}
}
// remove the email subdirectory
File email = new File(libraries, "email");
deleteAll(email);
// remove the xml subdirectory
File xml = new File(libraries, "xml");
deleteAll(xml);
// remove the sftp subdirectory
File sftp = new File(libraries, "sftp");
deleteAll(xml);
// move edtftpj.jar to the ftp directory
File edtftpj = new File(libraries, "edtftpj.jar");
if (edtftpj.exists()) {
File ftp = new File(libraries, "ftp");
ftp.mkdirs();
File ftpedtftpj = new File(ftp, "edtftpj.jar");
edtftpj.renameTo(ftpedtftpj);
}
}
// remove the obsolete xml library under dir
File xml = new File(dir, "xml");
deleteAll(xml);
// remove the dicom profiles so any
// obsolete files will disappear
File profiles = new File(dir, "profiles");
File dicom = new File(profiles, "dicom");
deleteAll(dicom);
dicom.mkdirs();
// Remove the index.html file so it will be rebuilt from
// example-index.html when the system next starts.
File root = new File(dir, "ROOT");
if (root.exists()) {
File index = new File(root, "index.html");
index.delete();
}
}
/** Starts main program with the specified arguments. */
public synchronized boolean run(String args[]) {
ok = true;
if (!parseArgs(args)) {
return false;
}
try {
if (cflag || uflag) {
if (fname != null) {
// The name of the zip file as it would appear as its own
// zip file entry. We use this to make sure that we don't
// add the zip file to itself.
zname = fname.replace(File.separatorChar, '/');
if (zname.startsWith("./")) {
zname = zname.substring(2);
}
}
}
if (cflag) {
Manifest manifest = null;
InputStream in = null;
if (!Mflag) {
if (mname != null) {
in = new FileInputStream(mname);
manifest = new Manifest(new BufferedInputStream(in));
} else {
manifest = new Manifest();
}
addVersion(manifest);
addCreatedBy(manifest);
if (isAmbiguousMainClass(manifest)) {
if (in != null) {
in.close();
}
return false;
}
if (ename != null) {
addMainClass(manifest, ename);
}
if (pname != null) {
if (!addProfileName(manifest, pname)) {
if (in != null) {
in.close();
}
return false;
}
}
}
OutputStream out;
if (fname != null) {
out = new FileOutputStream(fname);
} else {
out = new FileOutputStream(FileDescriptor.out);
if (vflag) {
// Disable verbose output so that it does not appear
// on stdout along with file data
// error("Warning: -v option ignored");
vflag = false;
}
}
expand(null, files, false);
create(new BufferedOutputStream(out, 4096), manifest);
if (in != null) {
in.close();
}
out.close();
} else if (uflag) {
File inputFile = null, tmpFile = null;
FileInputStream in;
FileOutputStream out;
if (fname != null) {
inputFile = new File(fname);
tmpFile = createTempFileInSameDirectoryAs(inputFile);
in = new FileInputStream(inputFile);
out = new FileOutputStream(tmpFile);
} else {
in = new FileInputStream(FileDescriptor.in);
out = new FileOutputStream(FileDescriptor.out);
vflag = false;
}
InputStream manifest = (!Mflag && (mname != null)) ? (new FileInputStream(mname)) : null;
expand(null, files, true);
boolean updateOk = update(in, new BufferedOutputStream(out), manifest, null);
if (ok) {
ok = updateOk;
}
in.close();
out.close();
if (manifest != null) {
manifest.close();
}
if (ok && fname != null) {
// on Win32, we need this delete
inputFile.delete();
if (!tmpFile.renameTo(inputFile)) {
tmpFile.delete();
throw new IOException(getMsg("error.write.file"));
}
tmpFile.delete();
}
} else if (tflag) {
replaceFSC(files);
if (fname != null) {
list(fname, files);
} else {
InputStream in = new FileInputStream(FileDescriptor.in);
try {
list(new BufferedInputStream(in), files);
} finally {
in.close();
}
}
} else if (xflag) {
replaceFSC(files);
if (fname != null && files != null) {
extract(fname, files);
} else {
InputStream in =
(fname == null) ? new FileInputStream(FileDescriptor.in) : new FileInputStream(fname);
try {
extract(new BufferedInputStream(in), files);
} finally {
in.close();
}
}
} else if (iflag) {
genIndex(rootjar, files);
}
} catch (IOException e) {
fatalError(e);
ok = false;
} catch (Error ee) {
ee.printStackTrace();
ok = false;
} catch (Throwable t) {
t.printStackTrace();
ok = false;
}
out.flush();
err.flush();
return ok;
}
