void commitTempFile(File temp) throws ConfigurationPersistenceException {
if (!doneBootup.get()) {
return;
}
if (persistOriginal) {
FilePersistenceUtils.moveTempFileToMain(temp, mainFile);
} else {
FilePersistenceUtils.moveTempFileToMain(temp, lastFile);
}
}
private void moveFile(final File file, final File backup) throws IOException {
if (backup.exists()) {
backup.delete();
}
FilePersistenceUtils.rename(file, backup);
}
String snapshot() throws ConfigurationPersistenceException {
String name = getTimeStamp(new Date()) + mainFileName;
File snapshot = new File(snapshotsDirectory, name);
try {
FilePersistenceUtils.copyFile(mainFile, snapshot);
} catch (IOException e) {
throw MESSAGES.failedToTakeSnapshot(e, mainFile, snapshot);
}
return snapshot.toString();
}
void fileWritten() throws ConfigurationPersistenceException {
if (!doneBootup.get() || !persistOriginal) {
return;
}
try {
FilePersistenceUtils.copyFile(mainFile, lastFile);
} catch (IOException e) {
throw MESSAGES.failedToBackup(e, mainFile);
}
}
void successfulBoot() throws ConfigurationPersistenceException {
synchronized (this) {
if (doneBootup.get()) {
return;
}
final File copySource;
if (persistOriginal) {
copySource = mainFile;
} else {
copySource = new File(mainFile.getParentFile(), mainFile.getName() + ".boot");
FilePersistenceUtils.deleteFile(copySource);
}
try {
if (!bootFile.equals(copySource)) {
FilePersistenceUtils.copyFile(bootFile, copySource);
}
createHistoryDirectory();
final File historyBase = new File(historyRoot, mainFile.getName());
lastFile = addSuffixToFile(historyBase, LAST);
final File boot = addSuffixToFile(historyBase, BOOT);
final File initial = addSuffixToFile(historyBase, INITIAL);
if (!initial.exists()) {
FilePersistenceUtils.copyFile(copySource, initial);
}
FilePersistenceUtils.copyFile(copySource, lastFile);
FilePersistenceUtils.copyFile(copySource, boot);
} catch (IOException e) {
throw MESSAGES.failedToCreateConfigurationBackup(e, bootFile);
} finally {
if (!persistOriginal) {
// Delete the temporary file
try {
FilePersistenceUtils.deleteFile(copySource);
} catch (Exception ignore) {
}
}
}
doneBootup.set(true);
}
}
