ListPictureDataProviderImpl.java

/**
 * Copyright 2011 the original author or authors.
 *
 * 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.bricket.plugin.galleriffic.web;

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

import org.apache.wicket.extensions.markup.html.repeater.util.SortableDataProvider;
import org.apache.wicket.model.IModel;
import org.apache.wicket.model.Model;
import org.bricket.plugin.picture.domain.Picture;

/**
 * PictureDataProvider auf Basis einer Liste von Pictures
 * 
 * @author Ingo Renner
 * 
 */
public class ListPictureDataProviderImpl extends SortableDataProvider<Picture> implements PictureDataProvider {

    private List<Picture> pictures;

    public ListPictureDataProviderImpl(List<Picture> pictures) {
        super();
        this.pictures = pictures;
    }

    @Override
    public Iterator<? extends Picture> iterator(int first, int count) {
        return pictures.subList(first, first + count).iterator();
    }

    @Override
    public int size() {
        return pictures.size();
    }

    @Override
    public IModel<Picture> model(Picture object) {
        return new Model<Picture>(object);
    }
}