/*******************************************************************************
* Copyright (c) 2012 Original authors and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Original authors and others - initial API and implementation
******************************************************************************/
package org.eclipse.nebula.widgets.nattable.data;
import java.util.List;
/**
* Enables the use of a {@link List} containing POJO(s) as a backing data
* source.
*
* By default a bean at position 'X' in the list is displayed in row 'X' in the
* table. The properties of the bean are used to populate the columns. A
* {@link IColumnPropertyResolver} is used to retrieve column data from the bean
* properties.
*
* @param <T>
* type of the Objects in the backing list.
* @see IColumnPropertyResolver
*/
public class ListDataProvider<T> implements IRowDataProvider<T> {
protected List<T> list;
protected IColumnAccessor<T> columnAccessor;
public ListDataProvider(List<T> list, IColumnAccessor<T> columnAccessor) {
this.list = list;
this.columnAccessor = columnAccessor;
}
@Override
public int getColumnCount() {
return this.columnAccessor.getColumnCount();
}
@Override
public int getRowCount() {
return this.list.size();
}
@Override
public Object getDataValue(int columnIndex, int rowIndex) {
T rowObj = this.list.get(rowIndex);
return this.columnAccessor.getDataValue(rowObj, columnIndex);
}
@Override
public void setDataValue(int columnIndex, int rowIndex, Object newValue) {
T rowObj = this.list.get(rowIndex);
this.columnAccessor.setDataValue(rowObj, columnIndex, newValue);
}
@Override
public T getRowObject(int rowIndex) {
return this.list.get(rowIndex);
}
@Override
public int indexOfRowObject(T rowObject) {
return this.list.indexOf(rowObject);
}
public List<T> getList() {
return this.list;
}
}