/** Get the condition that implements groupJoin. */
public ConditionExpression getGroupJoinCondition() {
for (ConditionExpression condition : joinConditions) {
if (condition.getImplementation() == ConditionExpression.Implementation.GROUP_JOIN)
return condition;
}
return null;
}
private void summarizeJoins(StringBuilder str) {
for (TableGroupJoinNode node : this) {
if (node != root) {
str.append(" ");
str.append(node.getParentJoinType());
str.append(" ");
}
str.append(node.getTable().getName());
if (node.getJoinConditions() != null) {
boolean first = true;
for (ConditionExpression joinCondition : node.getJoinConditions()) {
if (joinCondition.getImplementation() == ConditionExpression.Implementation.GROUP_JOIN)
continue;
if (first) {
str.append(" ON ");
first = false;
} else str.append(" AND ");
str.append(joinCondition);
}
}
}
}