/**
* Checks whether node contains any node of specified type among children on any deep level.
*
* @param node DetailNode
* @param type token type
* @return true if node contains any node of type type among children on any deep level.
*/
public static boolean branchContains(DetailNode node, int type) {
DetailNode curNode = node;
while (true) {
if (type == curNode.getType()) {
return true;
}
DetailNode toVisit = getFirstChild(curNode);
while (curNode != null && toVisit == null) {
toVisit = getNextSibling(curNode);
if (toVisit == null) {
curNode = curNode.getParent();
}
}
if (curNode == toVisit) {
break;
}
curNode = toVisit;
}
return false;
}
/**
* Gets previous sibling of specified node.
*
* @param node DetailNode
* @return previous sibling
*/
public static DetailNode getPreviousSibling(DetailNode node) {
final DetailNode parent = node.getParent();
final int previousSiblingIndex = node.getIndex() - 1;
final DetailNode[] children = parent.getChildren();
if (previousSiblingIndex >= 0) {
return children[previousSiblingIndex];
}
return null;
}
/**
* Gets next sibling of specified node.
*
* @param node DetailNode
* @return next sibling.
*/
public static DetailNode getNextSibling(DetailNode node) {
final DetailNode parent = node.getParent();
if (parent != null) {
final int nextSiblingIndex = node.getIndex() + 1;
final DetailNode[] children = parent.getChildren();
if (nextSiblingIndex <= children.length - 1) {
return children[nextSiblingIndex];
}
}
return null;
}
@Override
public void visitJavadocToken(DetailNode ast) {
if (isEmptyTag(ast.getParent())) {
log(ast.getLineNumber(), MSG_KEY, ast.getText());
}
}
