DefaultFlexiTableDataModel.java

/**
 * <a href="http://www.openolat.org">
 * OpenOLAT - Online Learning and Training</a><br>
 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License"); <br>
 * you may not use this file except in compliance with the License.<br>
 * You may obtain a copy of the License at the
 * <a href="http://www.apache.org/licenses/LICENSE-2.0">Apache homepage</a>
 * <p>
 * Unless required by applicable law or agreed to in writing,<br>
 * software distributed under the License is distributed on an "AS IS" BASIS, <br>
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. <br>
 * See the License for the specific language governing permissions and <br>
 * limitations under the License.
 * <p>
 * Initial code contributed and copyrighted by<br>
 * frentix GmbH, http://www.frentix.com
 * <p>
 */
package org.olat.core.gui.components.form.flexible.impl.elements.table;

import java.util.ArrayList;
import java.util.List;

import org.olat.core.gui.components.table.TableDataModel;

/**
 * 
 * Don't forget to implement the getObject(int row, int col) method :-)
 * 
 * Initial date: 16.04.2013<br>
 * @author srosse, stephane.rosse@frentix.com, http://www.frentix.com
 *
 * @param <U>
 */
public abstract class DefaultFlexiTableDataModel<U> implements FlexiTableDataModel<U>, TableDataModel<U> {
	private List<U> rows;
	private FlexiTableColumnModel columnModel;
	
	public DefaultFlexiTableDataModel(FlexiTableColumnModel columnModel) {
		rows = new ArrayList<U>();
		this.columnModel = columnModel;
	}
	
	public DefaultFlexiTableDataModel(List<U> rows, FlexiTableColumnModel columnModel) {
		this.rows = new ArrayList<U>(rows);
		this.columnModel = columnModel;
	}
	
	@Override
	public int getColumnCount() {
		return columnModel.getColumnCount();
	}
	
	@Override
	public U getObject(int row) {
		return rows.get(row);
	}
	
	public List<U> getObjects() {
		return new ArrayList<U>(rows);
	}
	
	@Override
	public void setObjects(List<U> objects) {
		this.rows = new ArrayList<U>(objects);
	}
	
	@Override
	public boolean isSelectable(int row) {
		return true;//TODO 11 remove
	}

	@Override
	public abstract DefaultFlexiTableDataModel<U> createCopyWithEmptyList();
	
	@Override
	public int getRowCount() {
		return rows == null ? 0 : rows.size();
	}
	
	@Override
	public boolean isRowLoaded(int row) {
		return rows == null ? false : (row >= 0 && row < rows.size());
	}
	
	@Override
	public abstract Object getValueAt(int row, int col);
	
	@Override
	public FlexiTableColumnModel getTableColumnModel() {
		return columnModel;
	}
	
	@Override
	public void setTableColumnModel(FlexiTableColumnModel tableColumnModel) {
		this.columnModel = tableColumnModel;
	}
}