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| package net.sourceforge.pmd.util.viewer.model; |
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| import net.sourceforge.pmd.ast.SimpleNode; |
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| import javax.swing.tree.TreeNode; |
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| import java.util.ArrayList; |
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| import java.util.Collections; |
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| import java.util.Enumeration; |
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| import java.util.List; |
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| public class SimpleNodeTreeNodeAdapter implements TreeNode { |
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| private SimpleNode node; |
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| private List children; |
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| private SimpleNodeTreeNodeAdapter parent; |
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| public SimpleNodeTreeNodeAdapter(SimpleNodeTreeNodeAdapter parent, SimpleNode node) {
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| this.parent = parent;
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| this.node = node;
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| } |
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| public SimpleNode getSimpleNode() {
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| return node;
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| } |
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| public TreeNode getChildAt(int childIndex) {
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| checkChildren();
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| return (TreeNode) children.get(childIndex);
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| } |
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| public int getChildCount() {
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| checkChildren();
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| return children.size();
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| } |
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| public TreeNode getParent() {
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| return parent;
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| } |
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| public int getIndex(TreeNode node) {
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| checkChildren();
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| return children.indexOf(node);
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| } |
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| public boolean getAllowsChildren() {
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| return true;
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| } |
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| public boolean isLeaf() {
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| checkChildren();
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| return children.isEmpty();
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| } |
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| public Enumeration children() {
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| return Collections.enumeration(children);
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| } |
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| private void checkChildren() {
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| if (children == null) {
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| children = new ArrayList(node.jjtGetNumChildren());
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| for (int i = 0; i < node.jjtGetNumChildren(); i++) {
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| children.add(new SimpleNodeTreeNodeAdapter(this, (SimpleNode) node.jjtGetChild(i)));
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| } |
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| } |
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| } |
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| public String toString() {
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| return node.toString();
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| } |
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| } |
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