protected void logDebugSequencingConnected() {
Vector[] sequenceVectors = new Vector[NUMBER_OF_STATES];
Iterator itConnectedSequences = connectedSequences.iterator();
while (itConnectedSequences.hasNext()) {
Sequence sequence = (Sequence) itConnectedSequences.next();
int stateId = getStateId(sequence.shouldUsePreallocation(), sequence.shouldUseTransaction());
Vector v = sequenceVectors[stateId];
if (v == null) {
v = new Vector();
sequenceVectors[stateId] = v;
}
v.addElement(sequence);
}
for (int i = 0; i < NUMBER_OF_STATES; i++) {
Vector v = sequenceVectors[i];
if (v != null) {
getOwnerSession()
.log(SessionLog.FINEST, SessionLog.SEQUENCING, "sequencing_connected", states[i]);
for (int j = 0; j < v.size(); j++) {
Sequence sequence = (Sequence) v.elementAt(j);
Object[] args = {
sequence.getName(),
Integer.toString(sequence.getPreallocationSize()),
Integer.toString(sequence.getInitialValue())
};
getOwnerSession()
.log(SessionLog.FINEST, SessionLog.SEQUENCING, "sequence_without_state", args);
}
}
}
}
protected void onDisconnectAllSequences() {
RuntimeException exception = null;
// defaultSequence has to disconnect the last
for (int i = connectedSequences.size() - 1; i >= 0; i--) {
try {
Sequence sequenceToDisconnect = (Sequence) connectedSequences.elementAt(i);
sequenceToDisconnect.onDisconnect(getOwnerSession().getDatasourcePlatform());
} catch (RuntimeException ex) {
if (exception == null) {
exception = ex;
}
}
}
connectedSequences = null;
whenShouldAcquireValueForAll = UNDEFINED;
atLeastOneSequenceShouldUseTransaction = false;
atLeastOneSequenceShouldUsePreallocation = false;
if (exception != null) {
throw exception;
}
}
protected void onConnectAllSequences() {
connectedSequences = new Vector();
boolean shouldUseTransaction = false;
boolean shouldUsePreallocation = false;
boolean shouldAcquireValueAfterInsert = false;
Iterator descriptors = getOwnerSession().getDescriptors().values().iterator();
while (descriptors.hasNext()) {
ClassDescriptor descriptor = (ClassDescriptor) descriptors.next();
// Find root sequence, because inheritance needs to be resolved here.
// TODO: The way we initialize sequencing needs to be in line with descriptor init.
ClassDescriptor parentDescriptor = descriptor;
while (!parentDescriptor.usesSequenceNumbers() && parentDescriptor.isChildDescriptor()) {
ClassDescriptor newDescriptor =
getOwnerSession()
.getDescriptor(parentDescriptor.getInheritancePolicy().getParentClass());
// Avoid issue with error cases of self parent, or null parent.
if ((newDescriptor == null) || (newDescriptor == parentDescriptor)) {
break;
}
parentDescriptor = newDescriptor;
}
if (!parentDescriptor.usesSequenceNumbers()) {
continue;
}
String seqName = parentDescriptor.getSequenceNumberName();
Sequence sequence = getSequence(seqName);
if (sequence == null) {
sequence = new DefaultSequence(seqName);
getOwnerSession().getDatasourcePlatform().addSequence(sequence);
}
// PERF: Initialize the sequence, this avoid having to look it up every time.
descriptor.setSequence(sequence);
if (connectedSequences.contains(sequence)) {
continue;
}
try {
if (sequence instanceof DefaultSequence
&& !connectedSequences.contains(getDefaultSequence())) {
getDefaultSequence().onConnect(getOwnerSession().getDatasourcePlatform());
connectedSequences.add(0, getDefaultSequence());
shouldUseTransaction |= getDefaultSequence().shouldUseTransaction();
shouldUsePreallocation |= getDefaultSequence().shouldUsePreallocation();
shouldAcquireValueAfterInsert |= getDefaultSequence().shouldAcquireValueAfterInsert();
}
sequence.onConnect(getOwnerSession().getDatasourcePlatform());
connectedSequences.addElement(sequence);
shouldUseTransaction |= sequence.shouldUseTransaction();
shouldUsePreallocation |= sequence.shouldUsePreallocation();
shouldAcquireValueAfterInsert |= sequence.shouldAcquireValueAfterInsert();
} catch (RuntimeException ex) {
// defaultSequence has to disconnect the last
for (int i = connectedSequences.size() - 1; i >= 0; i--) {
try {
Sequence sequenceToDisconnect = (Sequence) connectedSequences.elementAt(i);
sequenceToDisconnect.onDisconnect(getOwnerSession().getDatasourcePlatform());
} catch (RuntimeException ex2) {
// ignore
}
}
connectedSequences = null;
throw ex;
}
}
if (shouldAcquireValueAfterInsert && !shouldUsePreallocation) {
whenShouldAcquireValueForAll = AFTER_INSERT;
} else if (!shouldAcquireValueAfterInsert && shouldUsePreallocation) {
whenShouldAcquireValueForAll = BEFORE_INSERT;
}
atLeastOneSequenceShouldUseTransaction = shouldUseTransaction;
atLeastOneSequenceShouldUsePreallocation = shouldUsePreallocation;
}