class Node {
/**
* This function takes a set of GETPROP nodes and produces a string that is
* each property separated by dots. If the node ultimately under the left
* sub-tree is not a simple name, this is not a valid qualified name.
*
* @return a null if this is not a qualified name, or a dot-separated string
* of the name and properties.
*/
public String getQualifiedName() {
if (type == Token.NAME) {
return getString();
} else if (type == Token.GETPROP) {
String left = getFirstChild().getQualifiedName();
if (left == null) {
return null;
}
return left + "." + getLastChild().getString();
} else if (type == Token.THIS) {
return "this";
} else {
return null;
}
}
}
class Node {
/**
* Copies source file and name information from the other node to the
* entire tree rooted at this node.
* @return this
*/
public Node copyInformationFromForTree(Node other) {
copyInformationFrom(other);
for (Node child = getFirstChild();
child != null; child = child.getNext()) {
child.copyInformationFromForTree(other);
}
return this;
}
}
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