public void rm() {
File[] dirs = this.table.listFiles();
if (dirs != null) {
for (File dir : dirs) {
if (!dir.isDirectory()) {
System.err.println(dir.getName() + " is not directory");
System.exit(-1);
}
File[] dats = dir.listFiles();
if (dats.length == 0) {
System.err.println("Empty folders found");
System.exit(-1);
}
for (File dat : dats) {
if (!dat.delete()) {
System.out.println("Error while reading table " + tableName);
}
}
if (!dir.delete()) {
System.out.println("Error while reading table " + tableName);
}
}
}
}
private void saveConfiguration(
BundleInfo[] configuration, File outputFile, URI installArea, boolean backup)
throws IOException {
if (backup && outputFile.exists()) {
File backupFile = Utils.getSimpleDataFormattedFile(outputFile);
if (!outputFile.renameTo(backupFile)) {
throw new IOException("Fail to rename from (" + outputFile + ") to (" + backupFile + ")");
}
}
org.eclipse.equinox.internal.simpleconfigurator.utils.BundleInfo[] simpleInfos =
convertBundleInfos(configuration, installArea);
// if empty remove the configuration file
if (simpleInfos == null || simpleInfos.length == 0) {
if (outputFile.exists()) {
outputFile.delete();
}
File parentDir = outputFile.getParentFile();
if (parentDir.exists()) {
parentDir.delete();
}
return;
}
SimpleConfiguratorManipulatorUtils.writeConfiguration(simpleInfos, outputFile);
if (CONFIG_LIST.equals(outputFile.getName())
&& installArea != null
&& isSharedInstallSetup(URIUtil.toFile(installArea), outputFile))
rememberSharedBundlesInfoTimestamp(installArea, outputFile.getParentFile());
}
/**
* Scan all output dirs for artifacts and remove those files (artifacts?) that are not recognized
* as such, in the javac_state file.
*/
public void removeUnidentifiedArtifacts() {
Set<File> allKnownArtifacts = new HashSet<>();
for (Package pkg : prev.packages().values()) {
for (File f : pkg.artifacts().values()) {
allKnownArtifacts.add(f);
}
}
// Do not forget about javac_state....
allKnownArtifacts.add(javacState);
for (File f : binArtifacts) {
if (!allKnownArtifacts.contains(f)) {
Log.debug("Removing " + f.getPath() + " since it is unknown to the javac_state.");
f.delete();
}
}
for (File f : headerArtifacts) {
if (!allKnownArtifacts.contains(f)) {
Log.debug("Removing " + f.getPath() + " since it is unknown to the javac_state.");
f.delete();
}
}
for (File f : gensrcArtifacts) {
if (!allKnownArtifacts.contains(f)) {
Log.debug("Removing " + f.getPath() + " since it is unknown to the javac_state.");
f.delete();
}
}
}
/** Save the contents of the FS image */
void saveFSImage(File fullimage, File edits) throws IOException {
File curFile = new File(fullimage, FS_IMAGE);
File newFile = new File(fullimage, NEW_FS_IMAGE);
File oldFile = new File(fullimage, OLD_FS_IMAGE);
//
// Write out data
//
DataOutputStream out =
new DataOutputStream(new BufferedOutputStream(new FileOutputStream(newFile)));
try {
out.writeInt(rootDir.numItemsInTree() - 1);
rootDir.saveImage("", out);
} finally {
out.close();
}
//
// Atomic move sequence
//
// 1. Move cur to old
curFile.renameTo(oldFile);
// 2. Move new to cur
newFile.renameTo(curFile);
// 3. Remove pending-edits file (it's been integrated with newFile)
edits.delete();
// 4. Delete old
oldFile.delete();
}
// Allows tests to have more control over when directories are cleaned up.
@VisibleForTesting
ExternalShuffleBlockResolver(
TransportConf conf, File registeredExecutorFile, Executor directoryCleaner)
throws IOException {
this.conf = conf;
this.registeredExecutorFile = registeredExecutorFile;
if (registeredExecutorFile != null) {
Options options = new Options();
options.createIfMissing(false);
options.logger(new LevelDBLogger());
DB tmpDb;
try {
tmpDb = JniDBFactory.factory.open(registeredExecutorFile, options);
} catch (NativeDB.DBException e) {
if (e.isNotFound() || e.getMessage().contains(" does not exist ")) {
logger.info("Creating state database at " + registeredExecutorFile);
options.createIfMissing(true);
try {
tmpDb = JniDBFactory.factory.open(registeredExecutorFile, options);
} catch (NativeDB.DBException dbExc) {
throw new IOException("Unable to create state store", dbExc);
}
} else {
// the leveldb file seems to be corrupt somehow. Lets just blow it away and create a new
// one, so we can keep processing new apps
logger.error(
"error opening leveldb file {}. Creating new file, will not be able to "
+ "recover state for existing applications",
registeredExecutorFile,
e);
if (registeredExecutorFile.isDirectory()) {
for (File f : registeredExecutorFile.listFiles()) {
if (!f.delete()) {
logger.warn("error deleting {}", f.getPath());
}
}
}
if (!registeredExecutorFile.delete()) {
logger.warn("error deleting {}", registeredExecutorFile.getPath());
}
options.createIfMissing(true);
try {
tmpDb = JniDBFactory.factory.open(registeredExecutorFile, options);
} catch (NativeDB.DBException dbExc) {
throw new IOException("Unable to create state store", dbExc);
}
}
}
// if there is a version mismatch, we throw an exception, which means the service is unusable
checkVersion(tmpDb);
executors = reloadRegisteredExecutors(tmpDb);
db = tmpDb;
} else {
db = null;
executors = Maps.newConcurrentMap();
}
this.directoryCleaner = directoryCleaner;
}
/**
* Load in the filesystem image. It's a big list of filenames and blocks. Return whether we should
* "re-save" and consolidate the edit-logs
*/
boolean loadFSImage(File fsdir, File edits) throws IOException {
//
// Atomic move sequence, to recover from interrupted save
//
File curFile = new File(fsdir, FS_IMAGE);
File newFile = new File(fsdir, NEW_FS_IMAGE);
File oldFile = new File(fsdir, OLD_FS_IMAGE);
// Maybe we were interrupted between 2 and 4
if (oldFile.exists() && curFile.exists()) {
oldFile.delete();
if (edits.exists()) {
edits.delete();
}
} else if (oldFile.exists() && newFile.exists()) {
// Or maybe between 1 and 2
newFile.renameTo(curFile);
oldFile.delete();
} else if (curFile.exists() && newFile.exists()) {
// Or else before stage 1, in which case we lose the edits
newFile.delete();
}
//
// Load in bits
//
if (curFile.exists()) {
DataInputStream in =
new DataInputStream(new BufferedInputStream(new FileInputStream(curFile)));
try {
int numFiles = in.readInt();
for (int i = 0; i < numFiles; i++) {
UTF8 name = new UTF8();
name.readFields(in);
int numBlocks = in.readInt();
if (numBlocks == 0) {
unprotectedAddFile(name, null);
} else {
Block blocks[] = new Block[numBlocks];
for (int j = 0; j < numBlocks; j++) {
blocks[j] = new Block();
blocks[j].readFields(in);
}
unprotectedAddFile(name, blocks);
}
}
} finally {
in.close();
}
}
if (edits.exists() && loadFSEdits(edits) > 0) {
return true;
} else {
return false;
}
}
private static void delete(File directory) {
for (File file : directory.listFiles()) {
if (file.isDirectory()) {
delete(file);
} else {
assertTrue(file.delete());
}
}
assertTrue(directory.delete());
}
public boolean edtImport(File fi, String date, String tags) {
if (!fi.exists()) {
System.err.println("import: file " + fi.getAbsolutePath() + " doesnt exist");
return false;
}
String pname = fi.getName();
if (store.containsEntry(pname)) {
System.err.println("import: already have a file named " + pname);
return false;
}
long size = fi.length() / KILOBYTE;
File save = sec.encryptMainFile(fi, storeLocs.get(0), true);
if (save == null) {
System.err.println("import: Encryption failure");
return false;
}
if (checkImports) {
boolean success = true;
File checkfi = new File(idx + ".check");
File checkOut = sec.encryptSpecialFile(save, checkfi, false);
if (checkOut == null) success = false;
else {
String fiHash = sec.digest(fi);
String outHash = sec.digest(checkOut);
if (fiHash == null || outHash == null || fiHash.length() < 1 || !fiHash.equals(outHash))
success = false;
}
checkfi.delete();
if (!success) {
save.delete();
if (JOptionPane.showConfirmDialog(
frm,
"Confirming "
+ fi.getName()
+ "failed\n\n - Would you like to re-import the file?",
"Import failed",
JOptionPane.YES_NO_OPTION)
== JOptionPane.YES_OPTION) {
String j = impJob(fi, date, tags);
synchronized (jobs) {
if (priorityExport) jobs.addLast(j);
else jobs.addFirst(j);
}
}
return false;
}
}
if (!fi.delete()) {
System.err.println("import: Couldnt delete old file - continuing");
}
store.add(save.getName(), pname, date, size, tags, 0);
needsSave = true;
return true;
}
/**
* 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);
}
}
/** Deletes all files and dirs in dir, but not dir itself */
protected static void deleteContents(File dir) {
File[] contents = dir.listFiles();
if (contents != null) {
for (File file : contents) {
if (file.isDirectory()) {
deleteContents(file);
file.delete();
} else file.delete();
}
}
}
/**
* Rename the ZIP file to a temporary file, then copy its entries back into the original ZIP file,
* leaving the stream open and returning it.
*/
protected Writer buildWriteStream(boolean entryShouldExist) throws XMLDataStoreException {
try {
File inFile = this.buildTempFile();
inFile.delete(); // the file actually gets created - delete it
boolean renameSucceeded = this.getFile().renameTo(inFile);
ZipInputStream inStream = this.buildZipInputStream(inFile);
ZipOutputStream outStream = this.buildZipOutputStream();
boolean entryActuallyExists = false;
byte[] buffer = new byte[32768];
ZipEntry entry = inStream.getNextEntry();
while (entry != null) {
boolean weWantToWriteTheEntry = true;
if (this.getZipEntryName().equals(entry.getName())) {
entryActuallyExists = true;
// if we were expecting the entry, skip it;
// if we were NOT expecting the entry, allow it to be rewritten
// so the file is restored to its original condition
if (entryShouldExist) {
weWantToWriteTheEntry = false;
}
}
if (weWantToWriteTheEntry) {
outStream.putNextEntry(entry);
int byteCount;
while ((byteCount = inStream.read(buffer)) != -1) {
outStream.write(buffer, 0, byteCount);
}
outStream.closeEntry();
}
entry = inStream.getNextEntry();
}
// close and delete the temporary file
inStream.close();
inFile.delete();
// check for invalid state
if (entryShouldExist != entryActuallyExists) {
outStream.close(); // close it since we will not be returning it
// need more helpful exceptions here
if (entryActuallyExists) {
throw XMLDataStoreException.fileAlreadyExists(new File(this.getZipEntryName()));
} else {
throw XMLDataStoreException.fileNotFound(new File(this.getZipEntryName()), null);
}
}
outStream.putNextEntry(new ZipEntry(this.getZipEntryName()));
return new OutputStreamWriter(outStream);
} catch (IOException ex) {
throw XMLDataStoreException.ioException(ex);
}
}
public static void deleteRecursive(File file) {
if (!file.exists()) {
return;
}
if (file.isFile()) {
file.delete();
} else if (file.isDirectory()) {
File[] files = file.listFiles();
for (int i = 0; i < files.length; i++) {
deleteRecursive(files[i]);
}
file.delete();
}
}
public static boolean deleteDirectory(File directory) {
if (directory.exists()) {
File[] files = directory.listFiles();
if (files != null) {
for (File f : files) {
if (f.isDirectory()) {
deleteDirectory(f);
} else {
f.delete();
}
}
}
}
return directory.delete();
}
public boolean edtExport(File cip, File pla) {
if (!cip.exists()) {
System.err.println(
"export: file " + cip.getAbsolutePath() + " doesnt exist for " + pla.getName());
pla.delete();
return false;
}
File save = sec.encryptSpecialFile(cip, pla, false);
if (save == null) {
System.err.println("export: Encryption failure");
pla.delete();
return false;
}
return true;
}
private void cleanUp(File f) {
if (!f.delete()) {
showError("trouble deleting " + f.getName());
} else {
// do something here?
}
}
public static boolean HTTPRequestToFile(
File file, String inUrl, String method, String data, List headers) {
boolean success = false;
try {
if (file.exists()) file.delete();
} catch (Exception e) {
Logger.getLogger(com.bombdiggity.util.HTTPUtils.class)
.error(
(new StringBuilder("HTTPUtils.HTTPRequestToFile delete ("))
.append(file)
.append("): ")
.append(e.toString())
.toString());
}
try {
DataOutputStream printout = null;
DataInputStream input = null;
URL url = new URL(inUrl);
URLConnection urlConn = url.openConnection();
urlConn.setDoInput(true);
urlConn.setDoOutput(true);
urlConn.setUseCaches(false);
if (headers != null) {
for (Iterator iter = headers.iterator(); iter.hasNext(); ) {
Map nameValuePair = (Map) iter.next();
String key;
String value;
for (Iterator iter2 = nameValuePair.keySet().iterator();
iter2.hasNext();
urlConn.setRequestProperty(key, value)) {
key = (String) iter2.next();
value = (String) nameValuePair.get(key);
}
}
}
if (data != null) {
byte inData[] = data.getBytes("UTF-8");
printout = new DataOutputStream(urlConn.getOutputStream());
printout.write(inData);
printout.flush();
printout.close();
printout = null;
}
input = new DataInputStream(urlConn.getInputStream());
DataOutputStream dataOut = new DataOutputStream(new FileOutputStream(file, false));
int rChunk = 0x10000;
byte myData[] = new byte[rChunk];
do {
int bytesRead = input.read(myData, 0, rChunk);
if (bytesRead == -1) break;
dataOut.write(myData, 0, bytesRead);
Thread.sleep(1L);
} while (true);
input.close();
input = null;
success = true;
} catch (Exception exception) {
}
return success;
}
public SaikuDatasource addDatasource(SaikuDatasource datasource) {
try {
String uri = repoURL.toURI().toString();
if (uri != null && datasource != null) {
uri += datasource.getName().replace(" ", "_");
File dsFile = new File(new URI(uri));
if (dsFile.exists()) {
dsFile.delete();
} else {
dsFile.createNewFile();
}
FileWriter fw = new FileWriter(dsFile);
Properties props = datasource.getProperties();
props.store(fw, null);
fw.close();
datasources.put(datasource.getName(), datasource);
return datasource;
} else {
throw new SaikuServiceException(
"Cannot save datasource because uri or datasource is null uri(" + (uri == null) + ")");
}
} catch (Exception e) {
throw new SaikuServiceException("Error saving datasource", e);
}
}
/**
* Delete a student from the database. Also deletes the student's folders. Throws
* InvalidDBRequestException if any error in database connection.
*
* @param username student's user name
* @throws InvalidDBRequestException
*/
private void purgeStudent(String username) throws InvalidDBRequestException {
try {
Class.forName(GaigsServer.DBDRIVER);
db =
DriverManager.getConnection(GaigsServer.DBURL, GaigsServer.DBLOGIN, GaigsServer.DBPASSWD);
Statement stmt = db.createStatement();
int count;
// delete from scores
count = stmt.executeUpdate("delete from scores where user_login = '******'");
// delete from student
count = stmt.executeUpdate("delete from student where login = '******'");
// delete student's folder
File studentDir = new File("./StudentQuizzes/" + username);
if (!(studentDir.delete())) {
System.err.println("Error in deleting folder for student: " + username);
}
stmt.close();
db.close();
} catch (SQLException e) {
System.err.println("Invalid SQL in addCourse: " + e.getMessage());
throw new InvalidDBRequestException("??? ");
} catch (ClassNotFoundException e) {
System.err.println("Driver Not Loaded");
throw new InvalidDBRequestException("Internal Server Error");
}
}
JavacState(Options op, boolean removeJavacState, PrintStream o, PrintStream e) {
options = op;
out = o;
err = e;
numCores = options.getNumCores();
theArgs = options.getStateArgsString();
binDir = Util.pathToFile(options.getDestDir());
gensrcDir = Util.pathToFile(options.getGenSrcDir());
headerDir = Util.pathToFile(options.getHeaderDir());
stateDir = Util.pathToFile(options.getStateDir());
javacState = new File(stateDir, "javac_state");
if (removeJavacState && javacState.exists()) {
javacState.delete();
}
newJavacState = false;
if (!javacState.exists()) {
newJavacState = true;
// If there is no javac_state then delete the contents of all the artifact dirs!
// We do not want to risk building a broken incremental build.
// BUT since the makefiles still copy things straight into the bin_dir et al,
// we avoid deleting files here, if the option --permit-unidentified-classes was supplied.
if (!options.areUnidentifiedArtifactsPermitted()) {
deleteContents(binDir);
deleteContents(gensrcDir);
deleteContents(headerDir);
}
needsSaving = true;
}
prev = new BuildState();
now = new BuildState();
taintedPackages = new HashSet<>();
recompiledPackages = new HashSet<>();
packagesWithChangedPublicApis = new HashSet<>();
}
public static void clear(String fileStr) throws Exception {
File file = new File(fileStr);
if (file.isFile()) {
file.delete();
return;
}
String[] fileNames = file.list();
if (fileNames == null) {
return;
}
for (int i = 0; i < fileNames.length; i++) {
String newFileName = GlobalFile.getFileLocation(fileStr, fileNames[i]);
clear(newFileName);
}
file.delete();
}
public void testSerial() {
assertTrue(_nbhm.isEmpty());
final String k1 = "k1";
final String k2 = "k2";
assertThat(_nbhm.put(k1, "v1"), nullValue());
assertThat(_nbhm.put(k2, "v2"), nullValue());
// Serialize it out
try {
FileOutputStream fos = new FileOutputStream("NBHM_test.txt");
ObjectOutputStream out = new ObjectOutputStream(fos);
out.writeObject(_nbhm);
out.close();
} catch (IOException ex) {
ex.printStackTrace();
}
// Read it back
try {
File f = new File("NBHM_test.txt");
FileInputStream fis = new FileInputStream(f);
ObjectInputStream in = new ObjectInputStream(fis);
NonBlockingIdentityHashMap nbhm = (NonBlockingIdentityHashMap) in.readObject();
in.close();
assertThat(
"serialization works",
nbhm.toString(),
anyOf(is("{k1=v1, k2=v2}"), is("{k2=v2, k1=v1}")));
if (!f.delete()) throw new IOException("delete failed");
} catch (IOException ex) {
ex.printStackTrace();
} catch (ClassNotFoundException ex) {
ex.printStackTrace();
}
}
public boolean imp() {
boolean res = false;
DbVariable dbVariable = null;
String fullFileName = "";
String errMessage = null;
DbImportFile dbInFile = new DbImportFile();
try {
dbVariable = new DbVariable();
// Store the file on server filesystem
fullFileName = dbInFile.storeImportFileBLOB(conn_viss, ifid);
FileParser fileParser = new FileParser(fullFileName);
fileParser.Parse(
FileTypeDefinitionList.matchingDefinitions(
FileTypeDefinition.VARIABLE, FileTypeDefinition.LIST));
dbVariable.CreateVariables(fileParser, connection, sampleUnitId, Integer.parseInt(userId));
errMessage = dbVariable.getErrorMessage();
Assertion.assertMsg(errMessage == null || errMessage.trim().equals(""), errMessage);
dbInFile.setStatus(conn_viss, ifid, "IMPORTED");
// dbInFile.UpdateImportFile(connection,null,null,"Done",Integer.parseInt(ifid),Integer.parseInt(userId));
// Add a message to the log
dbInFile.addErrMsg(
conn_viss,
ifid,
"File imported to sampling unit "
+ DbSamplingUnit.getSUName(conn_viss, Integer.toString(sampleUnitId))
+ "Note: Markers is always imported in Create mode.");
res = true;
} catch (Exception e) {
Errors.logError("ImportVariables.imp(...)" + e.getMessage());
dbInFile.setStatus(conn_viss, ifid, "ERROR");
// dbInFile.UpdateImportFile(connection,null,null,e.getMessage(),Integer.parseInt(ifid),Integer.parseInt(userId));
// Add a message to the log
dbInFile.addErrMsg(conn_viss, ifid, e.getMessage());
e.printStackTrace(System.err);
if (errMessage == null) {
errMessage = e.getMessage();
}
} finally {
try {
/*
* Delete files uploaded
*/
File tmp = new File(fullFileName);
tmp.delete();
} catch (Exception ignore) {
}
}
return res;
}
public void secureDelete() {
int rw = tblItems.getSelectedRow();
if (rw == -1) {
JOptionPane.showMessageDialog(frm, "No item selected", "Error", JOptionPane.ERROR_MESSAGE);
return;
}
int idx = tblItems.convertRowIndexToModel(rw);
if (JOptionPane.showConfirmDialog(
frm,
"Delete " + store.plainName(idx) + "?",
"Confirm Delete",
JOptionPane.YES_NO_OPTION)
!= JOptionPane.YES_OPTION) return;
File del = store.delete(idx);
store.fireTableDataChanged();
if (del != null) {
if (del.delete()) {
// successful
needsSave = true;
} else {
System.err.println("Delete " + del.getAbsolutePath() + " failed");
}
}
updateStatus();
}
/**
* Add the supplied data as an entry in the deployment.
*
* @param path The target path of the entry when added to the archive.
* @param data The data. Pass null to create a directory.
* @return This archive instance.
*/
public Archive addEntry(String path, byte[] data) {
AssertArgument.isNotNullAndNotEmpty(path, "path");
File entryFile = new File(tmpDir, path);
if (entryFile.exists()) {
entryFile.delete();
}
entryFile.getParentFile().mkdirs();
if (data == null) {
entryFile.mkdir();
} else {
try {
FileUtils.writeFile(data, entryFile);
} catch (IOException e) {
throw new IllegalStateException(
"Unexpected error writing Archive file '" + entryFile.getAbsolutePath() + "'.", e);
}
}
entries.put(trimLeadingSlash(path.trim()), entryFile);
return this;
}
private void deleteLocation(LocationInfo info) {
if (NavigineApp.Navigation == null) return;
if (info != null) {
try {
(new File(info.archiveFile)).delete();
info.localVersion = -1;
info.localModified = false;
String locationDir = LocationLoader.getLocationDir(mContext, info.title);
File dir = new File(locationDir);
File[] files = dir.listFiles();
for (int i = 0; i < files.length; ++i) files[i].delete();
dir.delete();
String mapFile = NavigineApp.Settings.getString("map_file", "");
if (mapFile.equals(info.archiveFile)) {
NavigineApp.Navigation.loadArchive(null);
SharedPreferences.Editor editor = NavigineApp.Settings.edit();
editor.putString("map_file", "");
editor.commit();
}
mAdapter.updateList();
} catch (Throwable e) {
Log.e(TAG, Log.getStackTraceString(e));
}
}
}
/**
* Remove files if needed to make cache have less than maxBytes bytes file sizes. This will remove
* files in sort order defined by fileComparator. The first files in the sort order are kept,
* until the max bytes is exceeded, then they are deleted.
*
* @param maxBytes max number of bytes in cache.
* @param fileComparator sort files first with this
* @param sbuff write results here, null is ok.
*/
public static void cleanCache(
long maxBytes, Comparator<File> fileComparator, StringBuilder sbuff) {
if (sbuff != null)
sbuff.append("DiskCache clean maxBytes= " + maxBytes + "on dir " + root + "\n");
File dir = new File(root);
File[] files = dir.listFiles();
List<File> fileList = Arrays.asList(files);
Collections.sort(fileList, fileComparator);
long total = 0, total_delete = 0;
for (File file : fileList) {
if (file.length() + total > maxBytes) {
total_delete += file.length();
if (sbuff != null) sbuff.append(" delete " + file + " (" + file.length() + ")\n");
file.delete();
} else {
total += file.length();
}
}
if (sbuff != null) {
sbuff.append("Total bytes deleted= " + total_delete + "\n");
sbuff.append("Total bytes left in cache= " + total + "\n");
}
}
public static void recover() throws IOException {
String directory = DatabaseDescriptor.getCommitLogLocation();
File[] files =
new File(directory)
.listFiles(
new FilenameFilter() {
public boolean accept(File dir, String name) {
return CommitLogSegment.possibleCommitLogFile(name);
}
});
if (files.length == 0) return;
Arrays.sort(files, new FileUtils.FileComparator());
logger.info("Replaying " + StringUtils.join(files, ", "));
recover(files);
for (File f : files) {
FileUtils.delete(
CommitLogHeader.getHeaderPathFromSegmentPath(
f.getAbsolutePath())); // may not actually exist
if (!f.delete())
logger.error(
"Unable to remove "
+ f
+ "; you should remove it manually or next restart will replay it again (harmless, but time-consuming)");
}
logger.info("Log replay complete");
}
public static int rollbackGUIConfigurationTransaction(String sConfigurationFileName) {
String sConfigurationLockFile;
File fFile;
sConfigurationLockFile = new String(sConfigurationFileName + ".lck");
try {
fFile = new File(URLDecoder.decode(sConfigurationLockFile, "UTF-8"));
} catch (IOException e) {
JOptionPane.showMessageDialog(
null, "URLDecoder.decode failed", "ConfigurationTransaction", JOptionPane.ERROR_MESSAGE);
return 1;
}
if (fFile.delete() == false) {
JOptionPane.showMessageDialog(
null,
"fFile.delete on " + sConfigurationLockFile + " failed",
"ConfigurationTransaction",
JOptionPane.ERROR_MESSAGE);
return 3;
}
return 0;
}
protected void eraseTempDir() {
File tmpdirF = new File(tmpdir);
if (tmpdirF.exists()) {
eraseFiles();
tmpdirF.delete();
}
}
void put(final URI uri, ArtifactData data) throws Exception {
reporter.trace("put %s %s", uri, data);
File tmp = createTempFile(repoDir, "mtp", ".whatever");
tmp.deleteOnExit();
try {
copy(uri.toURL(), tmp);
byte[] sha = SHA1.digest(tmp).digest();
reporter.trace("SHA %s %s", uri, Hex.toHexString(sha));
ArtifactData existing = get(sha);
if (existing != null) {
reporter.trace("existing");
xcopy(existing, data);
return;
}
File meta = new File(repoDir, Hex.toHexString(sha) + ".json");
File file = new File(repoDir, Hex.toHexString(sha));
rename(tmp, file);
reporter.trace("file %s", file);
data.file = file.getAbsolutePath();
data.sha = sha;
data.busy = false;
CommandData cmddata = parseCommandData(data);
if (cmddata.bsn != null) {
data.name = cmddata.bsn + "-" + cmddata.version;
} else data.name = Strings.display(cmddata.title, cmddata.bsn, cmddata.name, uri);
codec.enc().to(meta).put(data);
reporter.trace("TD = " + data);
} finally {
tmp.delete();
reporter.trace("puted %s %s", uri, data);
}
}