public void updateHeaderTable(UNode uNode, double probability, double prefixValue) {
HeaderTableItem item = null;
if ((item = findHeaderTableItemById(uNode.getId())) == null) {
HeaderTableItem headerTableItem = addNewTableItem(uNode.getId());
headerTableItem.updateHeaderData(uNode, probability, prefixValue);
} else {
item.updateHeaderData(uNode, probability, prefixValue);
}
}
public void removeAllNodes(String id) {
HeaderTableItem headerTableItem = getHeaderTableItem(id);
List<UNode> nodeList = headerTableItem.getNodeList();
headerTableItems.remove(headerTableItem);
int count = nodeList.size();
for (int i = 0; i < count; i++) {
UNode childNode = nodeList.get(i);
UNode parentNode = childNode.getParentNode();
parentNode.getChildNodeList().remove(childNode);
}
}
public void slideHeaderTable() {
for (HeaderTableItem item : headerTableItems) {
List<UNode> nodes = item.getNodeList();
int counter = nodes.size();
for (int i = 0; i < counter; i++) {
UNode node = nodes.get(i);
boolean isEmpty = true;
for (UData data : node.getUncertainDataList()) {
if (data.getItemProbability() > 0) {
isEmpty = false;
break;
}
}
if (isEmpty) {
nodes.remove(node);
counter = counter - 1;
i--;
}
}
}
}
public HeaderTable copy(UNode uNode) {
HeaderTable newTable = new HeaderTable(windowSize);
List<UNode> distinctNodes = uNode.getDistinctNodes();
for (HeaderTableItem item : this.headerTableItems) {
HeaderTableItem newTableItem = newTable.addNewTableItem(item.getItemId());
newTableItem.addProbabilityAndPrefixValue(
item.getTotalProbability(), item.getTotalPrefixValue());
}
for (UNode node : distinctNodes) {
newTable.updateHeaderTable(node, 0, 0);
}
return newTable;
}
void addNode(UNode node, int index) {
HeaderTableItem item = findHeaderTableItemById(node.getId());
item.addNodeItem(node, index);
}