// Copyright 2011 The Apache Software Foundation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package org.apache.tapestry5.integration.app1;

import org.apache.tapestry5.tree.TreeModelAdapter;

import java.util.List;

public class StuffTreeModelAdapter implements TreeModelAdapter<Stuff>
{
    public boolean isLeaf(Stuff value)
    {
        // Special case:

        if (value.name.equals("Empty Folder"))
        {
            return false;
        }

        return !hasChildren(value);
    }

    public boolean hasChildren(Stuff value)
    {
        return value.children != null && !value.children.isEmpty();
    }

    public List<Stuff> getChildren(Stuff value)
    {
        return value.children;
    }

    public String getLabel(Stuff value)
    {
        return value.name;
    }
}
