private static void closeFiles() throws IOException {
if (myFlushingFuture != null) {
myFlushingFuture.cancel(false);
myFlushingFuture = null;
}
if (myNames != null) {
myNames.close();
myNames = null;
}
if (myAttributes != null) {
Disposer.dispose(myAttributes);
myAttributes = null;
}
if (myContents != null) {
Disposer.dispose(myContents);
myContents = null;
}
if (myRecords != null) {
markClean();
myRecords.close();
myRecords = null;
}
ourInitialized = false;
}
public static boolean isDirty() {
return myDirty
|| myNames.isDirty()
|| myAttributes.isDirty()
|| myContents.isDirty()
|| myRecords.isDirty();
}
private static int getAttributeId(String attId) throws IOException {
if (myAttributeIds.containsKey(attId)) {
return myAttributeIds.get(attId);
}
int id = myNames.enumerate(attId);
myAttributeIds.put(attId, id);
return id;
}
public static void force() {
try {
w.lock();
if (myRecords != null) {
markClean();
}
if (myNames != null) {
myNames.force();
myAttributes.force();
myContents.force();
myRecords.force();
}
} finally {
w.unlock();
}
}
public static void flushSome() {
if (!isDirty() || HeavyProcessLatch.INSTANCE.isRunning()) return;
try {
w.lock();
if (myFlushingFuture == null) {
return; // avoid NPE when close has already taken place
}
myNames.force();
final boolean attribsFlushed = myAttributes.flushSome();
final boolean contentsFlushed = myContents.flushSome();
if (attribsFlushed && contentsFlushed) {
markClean();
myRecords.force();
}
} finally {
w.unlock();
}
}
private static void persist(Set<String> groups, PersistentStringEnumerator persistent)
throws IOException {
for (String each : groups) {
persistent.enumerate(each);
}
}