private boolean updateChildren(HierarchicalRecord record, boolean add) {
boolean result = false;
if (record == null) return result;
try {
childSem.acquire(uniqueId << 4 + getDataType());
getWriteLockSem().startRead("updateChildren");
if (add) {
boolean found = false;
int i = 0;
if (childIds != null) {
while ((i < childIds.length) && !found) {
if (childIds[i] == record.getUniqueId()) found = true;
++i;
}
}
if (!found) {
int[] newChilds = new int[(childIds != null) ? childIds.length + 1 : 1];
i = 0;
if (childIds != null) {
while (i < childIds.length) {
newChilds[i] = childIds[i];
++i;
}
}
newChilds[i] = record.getUniqueId();
childIds = newChilds;
result = true;
}
} else {
// remove
removeChildId(record.getUniqueId());
if (record.getDuplicateIds() != null) {
for (int duplicateId : record.getDuplicateIds()) removeChildId(duplicateId);
}
}
} catch (Exception e) {
log.error("updateChildren(): error", e);
} finally {
getWriteLockSem().endRead();
childSem.release(uniqueId << 4 + getDataType());
}
childRecords = null;
return result;
}
public boolean containsParentDirectly(HierarchicalRecord record) {
if (parentIds != null) {
for (int parentId : parentIds) if (parentId == record.getUniqueId()) return true;
}
return false;
}
private boolean updateParents(HierarchicalRecord record, boolean add) {
boolean result = false;
if (record == null) return result;
try {
parentSem.acquire(uniqueId << 4 + getDataType());
getWriteLockSem().startRead("updateParents");
if (add) {
boolean found = false;
int i = 0;
if (parentIds != null) {
while ((i < parentIds.length) && !found) {
if (parentIds[i] == record.getUniqueId()) found = true;
++i;
}
}
if (!found) {
int[] newParents = new int[(parentIds != null) ? parentIds.length + 1 : 1];
i = 0;
if (parentIds != null) {
while (i < parentIds.length) {
newParents[i] = parentIds[i];
++i;
}
}
newParents[i] = record.getUniqueId();
parentIds = newParents;
result = true;
}
} else {
// remove
boolean found = false;
int removedIndex = 0;
if (parentIds != null) {
while ((removedIndex < parentIds.length) && !found) {
if (parentIds[removedIndex] == record.getUniqueId()) found = true;
else ++removedIndex;
}
}
if (found) {
int[] newParents = new int[parentIds.length - 1];
int i = 0;
while (i < parentIds.length) {
if (i < removedIndex) newParents[i] = parentIds[i];
else if (i > removedIndex) newParents[i - 1] = parentIds[i];
++i;
}
parentIds = newParents;
result = true;
} else {
if (log.isDebugEnabled()) log.debug("updateParents(): parent not found=" + record);
}
}
} catch (Exception e) {
log.error("updateParents(): error", e);
} finally {
getWriteLockSem().endRead();
parentSem.release(uniqueId << 4 + getDataType());
}
parentRecords = null;
return result;
}
public boolean containsChildDirectly(HierarchicalRecord record) {
if (childIds != null) {
for (int childId : childIds) if (childId == record.getUniqueId()) return true;
}
return false;
}
