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/*
 * Copyright 2004-2014 ICEsoft Technologies Canada Corp.
 *
 * 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.icefaces.ace.model.tree;

import org.icefaces.ace.model.SimpleEntry;

import java.util.Iterator;
import java.util.List;
import java.util.Map;

public class NodeCollectionToNodeEntryIterator implements Iterator> {
    Iterator iter;
    KeySegmentConverter converter;
    NodeKey parentKey;

    public NodeCollectionToNodeEntryIterator(KeySegmentConverter converter, NodeKey key, List nodes) {
        parentKey = key;
        this.converter = converter;
        iter = nodes.iterator();
    }

    public boolean hasNext() {
        return iter.hasNext();
    }

    public Map.Entry next() {
        V node = iter.next();
        return new SimpleEntry(parentKey.append(converter.getSegment(node)), node);
    }

    public void remove() {
        throw new UnsupportedOperationException();
    }
}