litesoft
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/* * Copyright 2008 Google Inc. * * 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 com.google.gwt.gen2.table.client; import java.util.*; /** * A {@link ColumnDefinition} that can be used when the row type is a simple * {@link List}. * * @param <ColType> the data type of the column */ public class ListColumnDefinition<ColType> extends AbstractColumnDefinition<List<ColType>, ColType> { /** * The index of this column in the list. */ private int index; /** * Construct a new {@link ListColumnDefinition}. * * @param index the index of this column in the list */ public ListColumnDefinition( int index ) { this.index = index; } @Override public ColType getCellValue( List<ColType> rowValue ) { if ( rowValue.size() > index ) { return rowValue.get( index ); } return null; } @Override public void setCellValue( List<ColType> rowValue, ColType cellValue ) { while ( rowValue.size() <= index ) { rowValue.add( null ); } rowValue.set( index, cellValue ); } } |