import sun.tools.jconsole.inspector.XNodeInfo; //导入依赖的package包/类
/**
 * Returns true if any of the children nodes is a non MBean metadata node.
 */
private boolean hasNonMetadataNodes(DefaultMutableTreeNode node) {
    for (Enumeration<?> e = node.children(); e.hasMoreElements();) {
        DefaultMutableTreeNode n = (DefaultMutableTreeNode) e.nextElement();
        Object uo = n.getUserObject();
        if (uo instanceof XNodeInfo) {
            switch (((XNodeInfo) uo).getType()) {
                case ATTRIBUTES:
                case NOTIFICATIONS:
                case OPERATIONS:
                    break;
                default:
                    return true;
            }
        } else {
            return true;
        }
    }
    return false;
}
 

import sun.tools.jconsole.inspector.XNodeInfo; //导入依赖的package包/类
/**
 * Returns true if any of the children nodes is an MBean metadata node.
 */
public boolean hasMetadataNodes(DefaultMutableTreeNode node) {
    for (Enumeration<?> e = node.children(); e.hasMoreElements();) {
        DefaultMutableTreeNode n = (DefaultMutableTreeNode) e.nextElement();
        Object uo = n.getUserObject();
        if (uo instanceof XNodeInfo) {
            switch (((XNodeInfo) uo).getType()) {
                case ATTRIBUTES:
                case NOTIFICATIONS:
                case OPERATIONS:
                    return true;
                default:
                    break;
            }
        } else {
            return false;
        }
    }
    return false;
}
 

import sun.tools.jconsole.inspector.XNodeInfo; //导入依赖的package包/类
/**
 * Returns true if the given node is an MBean metadata node.
 */
public boolean isMetadataNode(DefaultMutableTreeNode node) {
    Object uo = node.getUserObject();
    if (uo instanceof XNodeInfo) {
        switch (((XNodeInfo) uo).getType()) {
            case ATTRIBUTES:
            case NOTIFICATIONS:
            case OPERATIONS:
                return true;
            default:
                return false;
        }
    } else {
        return false;
    }
}
 

import sun.tools.jconsole.inspector.XNodeInfo; //导入依赖的package包/类
/**
 * Returns true if any of the children nodes is a non MBean metadata node.
 */
private boolean hasNonMetadataNodes(DefaultMutableTreeNode node) {
    for (Enumeration e = node.children(); e.hasMoreElements();) {
        DefaultMutableTreeNode n = (DefaultMutableTreeNode) e.nextElement();
        Object uo = n.getUserObject();
        if (uo instanceof XNodeInfo) {
            switch (((XNodeInfo) uo).getType()) {
                case ATTRIBUTES:
                case NOTIFICATIONS:
                case OPERATIONS:
                    break;
                default:
                    return true;
            }
        } else {
            return true;
        }
    }
    return false;
}
 

import sun.tools.jconsole.inspector.XNodeInfo; //导入依赖的package包/类
/**
 * Returns true if any of the children nodes is an MBean metadata node.
 */
public boolean hasMetadataNodes(DefaultMutableTreeNode node) {
    for (Enumeration e = node.children(); e.hasMoreElements();) {
        DefaultMutableTreeNode n = (DefaultMutableTreeNode) e.nextElement();
        Object uo = n.getUserObject();
        if (uo instanceof XNodeInfo) {
            switch (((XNodeInfo) uo).getType()) {
                case ATTRIBUTES:
                case NOTIFICATIONS:
                case OPERATIONS:
                    return true;
                default:
                    break;
            }
        } else {
            return false;
        }
    }
    return false;
}
 

import sun.tools.jconsole.inspector.XNodeInfo; //导入依赖的package包/类
public synchronized void removeMBeanFromView(ObjectName mbean) {
    // We assume here that MBeans are removed one by one (on MBean
    // unregistered notification). Deletes the tree node associated
    // with the given MBean and recursively all the node parents
    // which are leaves and non XMBean.
    //
    DefaultMutableTreeNode node = null;
    Dn dn = new Dn(mbean);
    if (dn.getTokenCount() > 0) {
        DefaultTreeModel model = (DefaultTreeModel) getModel();
        Token token = dn.getToken(0);
        String hashKey = dn.getHashKey(token);
        node = nodes.get(hashKey);
        if ((node != null) && (!node.isRoot())) {
            if (hasNonMetadataNodes(node)) {
                removeMetadataNodes(node);
                String label = token.getValue();
                XNodeInfo userObject = new XNodeInfo(
                        Type.NONMBEAN, label,
                        label, token.getTokenValue());
                changeNodeValue(node, userObject);
            } else {
                DefaultMutableTreeNode parent =
                        (DefaultMutableTreeNode) node.getParent();
                model.removeNodeFromParent(node);
                nodes.remove(hashKey);
                removeParentFromView(dn, 1, parent);
            }
        }
    }
}