wicket-examples/src/test/wicket/examples/displaytag/list/SortableTableHeadersPage.java

/*
 * $Id$
 * $Revision$
 * $Date$
 *
 * ====================================================================
 * 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 wicket.examples.displaytag.list;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;

import wicket.PageParameters;
import wicket.examples.displaytag.list.SortableListViewHeader;
import wicket.examples.displaytag.list.SortableListViewHeaders;
import wicket.markup.html.WebPage;
import wicket.markup.html.basic.Label;
import wicket.markup.html.list.ListItem;
import wicket.markup.html.list.ListView;
import wicket.model.PropertyModel;


/**
 * Dummy page used for resource testing.
 */
public class SortableTableHeadersPage extends WebPage
{

	/**
	 * Construct.
	 * @param parameters page parameters.
	 */
	public SortableTableHeadersPage(final PageParameters parameters)
	{
		super();

		List list = new ArrayList();
		addUser(list, 1, "Name-aaa", "mail-1");
		addUser(list, 2, "Name-bbb", "mail-2");
		addUser(list, 3, "Name-ccc", "mail-3");
		addUser(list, 4, "Name-ddd", "mail-4");
		addUser(list, 5, "Name-eee", "mail-5");
		addUser(list, 6, "Name-aba", "mail-6");
		addUser(list, 7, "Name-bab", "mail-7");
		addUser(list, 8, "Name-dca", "mail-8");
		addUser(list, 9, "Name-eaa", "mail-9");

		ListView table = new ListView("table", list)
		{
			protected void populateItem(ListItem listItem)
			{
				User user = (User)listItem.getModelObject();
				listItem.add(new Label("id", new PropertyModel(user, "id")));
				listItem.add(new Label("name", new PropertyModel(user, "name")));
				listItem.add(new Label("email", new PropertyModel(user, "email")));
			}
		};

		add(table);
		add(new SortableListViewHeaders("header", table)
		{
			/*
			 * If object does not support equals()
			 */
			protected int compareTo(SortableListViewHeader header, Object o1, Object o2)
			{
				if (header.getId().equals("id"))
				{
					return ((User)o1).id - ((User)o2).id;
				}

				return super.compareTo(header, o1, o2);
			}

			/**
			 * Define how to do sorting
			 * @see SortableListViewHeaders#getObjectToCompare(SortableListViewHeader,
			 *      java.lang.Object)
			 */
			protected Comparable getObjectToCompare(final SortableListViewHeader header,
					final Object object)
			{
				final String name = header.getId();
				if (name.equals("name"))
				{
					return ((User)object).name;
				}
				if (name.equals("email"))
				{
					return ((User)object).email;
				}

				return "";
			}
		});

	}

	private void addUser(List data, int id, String name, String email)
	{
		User user = new User();
		user.setId(id);
		user.setName(name);
		user.setEmail(email);
		data.add(user);
	}

	private class User implements Serializable
	{
		private int id;
		private String name;
		private String email;

		/**
		 * Gets email.
		 * @return email
		 */
		public final String getEmail()
		{
			return email;
		}

		/**
		 * Sets email.
		 * @param email email
		 */
		public final void setEmail(String email)
		{
			this.email = email;
		}

		/**
		 * Gets id.
		 * @return id
		 */
		public final int getId()
		{
			return id;
		}

		/**
		 * Sets id.
		 * @param id id
		 */
		public final void setId(int id)
		{
			this.id = id;
		}

		/**
		 * Gets name.
		 * @return name
		 */
		public final String getName()
		{
			return name;
		}

		/**
		 * Sets name.
		 * @param name name
		 */
		public final void setName(String name)
		{
			this.name = name;
		}
	}
}