/**
* INTERNAL: Add a child and ensure it is the rightmost in the tree as long as it is in the tree
* If there is already a node that is set as therightmost node, replace it
*
* @param argument
*/
public synchronized void addRightMostChild(Expression argument) {
if (hasLastChild != null && hasLastChild.booleanValue()) {
getChildren().remove(super.getChildren().size() - 1);
super.addChild(argument);
} else {
this.addChild(argument);
}
this.hasLastChild = Boolean.TRUE;
}
/**
* INTERNAL: Add a new Expression to the list of arguments. This method will update the list of
* arguments and any constant strings that are required to be printed with the arguments
*
* @param argument
*/
@Override
public synchronized void addChild(Expression argument) {
if (hasLastChild != null && hasLastChild.booleanValue()) {
getChildren().add(getChildren().size() - 1, argument);
} else {
super.addChild(argument);
}
setBaseExpression((Expression) getChildren().firstElement());
((ListExpressionOperator) operator).incrementNumberOfItems();
}
