Java MutableTreeNode類代碼示例

import javax.swing.tree.MutableTreeNode; //導入依賴的package包/類
private void refresh(DefaultTreeModel m,
                     ServerStatus.ModuleSummary[] modules) {
  final MutableTreeNode root = (MutableTreeNode) m.getRoot();
  totalPlayers = 0;

  while (root.getChildCount() > 0) {
    m.removeNodeFromParent((MutableTreeNode) root.getChildAt(0));
  }

  if (modules.length == 0) {
    final DefaultMutableTreeNode n = new DefaultMutableTreeNode(
      Resources.getString("Chat.no_connections")); //$NON-NLS-1$
    n.setAllowsChildren(false);
  }
  else {
    for (ServerStatus.ModuleSummary s : modules) {
      m.insertNodeInto(createNode(s), root, root.getChildCount());
    }
  }

  // append total number of players on server to root node
  root.setUserObject(
    Resources.getString(Resources.VASSAL) + " (" + totalPlayers + ")");
}
 

import javax.swing.tree.MutableTreeNode; //導入依賴的package包/類
/**
 * Sort nodes descending.
 *
 * @param node the node
 * @param treeModel the tree model
 */
private void sortNodesDescending(DefaultMutableTreeNode node, DefaultTreeModel treeModel) {
	boolean unsorted = true;

	while (unsorted) {
		unsorted = false;
		for (int i = 0; i < node.getChildCount() - 1; i++) {
			ThreadInfoStorageAgent tiaFirst = (ThreadInfoStorageAgent) ((DefaultMutableTreeNode) node.getChildAt(i)).getUserObject();
			ThreadInfoStorageAgent tiaSecond = (ThreadInfoStorageAgent) ((DefaultMutableTreeNode) node.getChildAt(i+1)).getUserObject();
			
			if (tiaFirst.getXYSeriesMap().get("TOTAL_CPU_SYSTEM_TIME").getMaxY() < tiaSecond.getXYSeriesMap().get("TOTAL_CPU_SYSTEM_TIME").getMaxY()) {
				treeModel.insertNodeInto((MutableTreeNode) node.getChildAt(i+1), node, i);
				unsorted = true;
			}
		}
	}
}
 

import javax.swing.tree.MutableTreeNode; //導入依賴的package包/類
private void rangeAxisConfigAdded(int index, RangeAxisConfig rangeAxis) {
	RangeAxisConfigTreeNode newChild = new RangeAxisConfigTreeNode(rangeAxis);
	insertNodeInto(newChild, (MutableTreeNode) root, index + NUMBER_OF_PERMANENT_DIMENSIONS);

	List<ValueSource> rangeAxisValueSources = rangeAxis.getValueSources();
	if (rangeAxis.getValueSources().size() > 0) {
		int idx = 0;
		// add new value source child nodes
		for (ValueSource source : rangeAxisValueSources) {
			valueSourceAdded(idx, source, rangeAxis);
			++idx;
		}
	} else {

		// change selection path
		TreePath pathToNewChild = new TreePath(getPathToRoot(newChild));
		makeVisibleAndSelect(pathToNewChild);

	}
}
 

import javax.swing.tree.MutableTreeNode; //導入依賴的package包/類
private void rangeAxisConfigRemoved(int index, RangeAxisConfig rangeAxis) {
	removeNodeFromParent((MutableTreeNode) root.getChildAt(index + NUMBER_OF_PERMANENT_DIMENSIONS));

	reload();
	plotConfigTree.expandAll();

	// Acquire new selection element
	int childCount = root.getChildCount();
	Object newSelection = null;

	if (childCount > NUMBER_OF_PERMANENT_DIMENSIONS) {
		newSelection = root.getChildAt(childCount - 1);
	} else {
		newSelection = root;
	}

	// change selection path
	TreePath path = new TreePath(getPathToRoot((TreeNode) newSelection));
	makeVisibleAndSelect(path);
}
 

import javax.swing.tree.MutableTreeNode; //導入依賴的package包/類
/**
 * A method to check whether the file has a main method in it or not
 * @param file a parameter to take the file to check
 * @return true if the file has a main method; false, if it hasn't
 */
public boolean hasMain( File file) {
    int index = getRow( file);
    if (index != -1) {
        MutableTreeNode node = ((MutableTreeNode) rootNode.getChildAt(index));
        if (node instanceof ClassNode) {
            for (int i = 0; i < ((ClassNode) node).getChildCount(); i++) {
                TreeNode treeNode = (((ClassNode) node).getChildAt(i));
                if (treeNode instanceof MethodNode) {
                    MethodDeclaration metDec = ((MethodNode) treeNode).metDec;
                    if (metDec.getNameAsString().equals("main") &&
                        metDec.isPublic() && metDec.isStatic()) {
                        ArrayList<Parameter> parameters = new ArrayList<Parameter>(metDec.getParameters());
                        if (parameters.size() == 1 && parameters.get(0).toString().startsWith("String[]"))
                            return true;
                    }
                }
            }
        }
    }
    return false;
}
 

import javax.swing.tree.MutableTreeNode; //導入依賴的package包/類
public static void sort(DefaultMutableTreeNode parent) {
	int n = parent.getChildCount();
	for (int i = 0; i < n - 1; i++) {
		int min = i;
		for (int j = i + 1; j < n; j++) {
			if (tnc.compare((DefaultMutableTreeNode) parent.getChildAt(min), (DefaultMutableTreeNode) parent.getChildAt(j)) > 0) {
				min = j;
			}
		}
		if (i != min) {
			MutableTreeNode a = (MutableTreeNode) parent.getChildAt(i);
			MutableTreeNode b = (MutableTreeNode) parent.getChildAt(min);
			parent.insert(b, i);
			parent.insert(a, min);
			
			updateTree = true;
		}
	}
}
 

import javax.swing.tree.MutableTreeNode; //導入依賴的package包/類
/**
 * Insert child node using a sorting based on the name of the child node (toString)
 * Uses a natural ordering sort
 * @param child Child node to insert.
 */
public void insertSorted(MutableTreeNode child) {
    Comparator<TreeNode> comparator = this.comparator;
    // binary search for the right position to insert
    int lower = 0;
    int upper = getChildCount();
    while (lower < upper) {
        int mid = (lower + upper) / 2;
        TreeNode midChild = getChildAt(mid);
        if (comparator.compare(child, midChild) < 0) {
            upper = mid;
        } else {
            lower = mid + 1;
        }
    }
    insert(child, lower);
}
 

import javax.swing.tree.MutableTreeNode; //導入依賴的package包/類
@SuppressWarnings("unchecked")
public void insertInOrder(MutableTreeNode newChild)
{
	if( !Check.isEmpty(children) )
	{
		List<MutableTreeNode> mtns = new ArrayList<MutableTreeNode>(children);
		mtns.add(newChild);
		Collections.sort(mtns, new NumberStringComparator<MutableTreeNode>());

		removeAllChildren();
		for( MutableTreeNode mtn : mtns )
		{
			add(mtn);
		}
	}
	else
	{
		add(newChild);
	}
}
 

import javax.swing.tree.MutableTreeNode; //導入依賴的package包/類
/**
 * Method to display graphically the Trie by means of a TreeModel
 * @param model TreeModel when we want to insert the Trie nodes
 * @param p TreeNode for the TreeModel
 */
private static void display(Trie frequentAtomsTrie, DefaultTreeModel model, MutableTreeNode p) {
	List<TrieNode> nodes = frequentAtomsTrie.nodes;
    if (nodes != null) {
        //For each node
        for (int i = 0; i < nodes.size(); i++) {
            TrieNode node = nodes.get(i);
            Trie child = node.getChild();

            //We create a new TreeNode composed of the pair and the list of appearances
            DefaultMutableTreeNode currentNode = new DefaultMutableTreeNode(node.getPair().toString()+" ("+child.getSupport()+")");
            //And we insert it in the TreeModel
            model.insertNodeInto(currentNode, p, i);
            //And we go on doing the same process with the child
            j++;
            if(j <3) {
            	display(child, model, currentNode);
            }
            j--;
        }
    }
}
 

import javax.swing.tree.MutableTreeNode; //導入依賴的package包/類
/**
 * Method to display graphically the Trie by means of a TreeModel
 * @param model TreeModel when we want to insert the Trie nodes
 * @param p TreeNode for the TreeModel
 */
private void display(DefaultTreeModel model, MutableTreeNode p) {

    if (nodes != null) {
        //For each node
        for (int i = 0; i < nodes.size(); i++) {
            TrieNode node = nodes.get(i);
            Trie child = node.getChild();

            //We create a new TreeNode composed of the pair and the list of appearances
            DefaultMutableTreeNode currentNode = new DefaultMutableTreeNode(node.getPair().toString() + child.appearingIn);
            //And we insert it in the TreeModel
            model.insertNodeInto(currentNode, p, i);
            //And we go on doing the same process with the child
            child.display(model, currentNode);
        }
    }
}
 

import javax.swing.tree.MutableTreeNode; //導入依賴的package包/類
public ServerDirectoryTreeModel (MutableTreeNode root, DirectoryType[] dList)
       {
               super(root);
               int currentIndex = 0;
               dirList = dList;
/*
  System.out.println("create directory list .................");
  for (int i=0; i<dList.length; i++) {
	  System.out.print("[ " + i + " ] " + dList[i].nodeName);
	  for (int j=0; j<dList[i].childnodeNames.length; j++)
	  	System.out.print(":" + dList[i].childnodeNames[j]);
	  System.out.println("");
  }
*/
               for (int i=0; i<dirList[0].childnodeNames.length; i++) {
                 currentIndex = addNewNode(root, dirList[0].childnodeNames[i], currentIndex);
               }
       }
 

import javax.swing.tree.MutableTreeNode; //導入依賴的package包/類
public void insert(MutableTreeNode newChild, int childIndex)
   {
if(newChild == null)
    return;

if(mappedNodes == null) {
    mappedNodes = createNodeMap();
}
else if(mappedNodes.indexOf(newChild) != -1)
    return;

super.insert(newChild, childIndex);

if (newChild instanceof NameTreeNode)
    mappedNodes.add((NameTreeNode)newChild);
   }
 

import javax.swing.tree.MutableTreeNode; //導入依賴的package包/類
public void setParent(MutableTreeNode newParent)
   {
super.setParent(newParent);
setToolTipText(null);
if(isLeaf())
    return;

Enumeration<?> descendants = breadthFirstEnumeration();
while(descendants.hasMoreElements()) {
    MutableTreeNode descendant = 
	(MutableTreeNode)descendants.nextElement();
    if(descendant instanceof AbstractNameTreeNode) {
	((AbstractNameTreeNode<?>)descendant).setToolTipText(null);
    }
}
   }
 

import javax.swing.tree.MutableTreeNode; //導入依賴的package包/類
protected void removeAllChildren(MutableTreeNode parentNode,
			     DefaultTreeModel tree)
   {
Enumeration<?> enm = parentNode.children();
MutableTreeNode[] toRemove =
    new MutableTreeNode[parentNode.getChildCount()];

int i = 0;
while(enm.hasMoreElements()) {
    toRemove[i++] =
	(MutableTreeNode)enm.nextElement();
}
for(i = 0; i < toRemove.length; i++) {
	tree.removeNodeFromParent(toRemove[i]);
	toRemove[i] = null;
}
toRemove = null;
   }
 

import javax.swing.tree.MutableTreeNode; //導入依賴的package包/類
private boolean checkForDuplicateThreadItem(Map directChildMap, DefaultMutableTreeNode node1) {
    ThreadInfo mi1 = (ThreadInfo) node1.getUserObject();
    String name1 = mi1.getName();

    for (Iterator iter2 = directChildMap.entrySet().iterator(); iter2.hasNext();) {
        DefaultMutableTreeNode node2 = (DefaultMutableTreeNode) ((Map.Entry) iter2.next()).getValue();
        if (node1 == node2) {
            continue;
        }

        ThreadInfo mi2 = (ThreadInfo) node2.getUserObject();
        if (name1.equals(mi2.getName()) && node2.getChildCount() > 0) {
            node1.add((MutableTreeNode) node2.getFirstChild());
            iter2.remove();
            return true;
        }
    }

    return false;
}