Allow the nav bean to count children. This could be done directly in jelly, but I hate jelly. And I can write

test cases in the same format as the other test cases.
PR: MAVEN-579


git-svn-id: https://svn.apache.org/repos/asf/maven/maven-1/plugins/trunk@113658 13f79535-47bb-0310-9956-ffa450edef68

xdoc/src/main/org/apache/maven/NavBean.java

@@ -64,7 +64,7 @@ import org.dom4j.tree.DefaultElement;
 
 /**
  * @author <a href="bwalding@jakarta.org">Ben Walding</a>
- * @version $Id: NavBean.java,v 1.4 2003/03/10 14:18:41 bwalding Exp $
+ * @version $Id: NavBean.java,v 1.5 2003/07/17 09:33:12 bwalding Exp $
  */
 public class NavBean
 {
@@ -95,6 +95,16 @@ public class NavBean
     {
         return getAttribute(elem, "href", null);
     }
+    
+    /**
+     * Assumes that the node is visible.
+     * @param o
+     * @return the number of children for this node
+     */
+    public int countChildren(DefaultElement elem)  {
+        List l = elem.selectNodes("./item");
+        return l.size();
+    }
 
     /**
      * Determines if the given node is collapsed.  If a parent of this node is