001// Copyright 2004, 2005 The Apache Software Foundation
002//
003// Licensed under the Apache License, Version 2.0 (the "License");
004// you may not use this file except in compliance with the License.
005// You may obtain a copy of the License at
006//
007//     http://www.apache.org/licenses/LICENSE-2.0
008//
009// Unless required by applicable law or agreed to in writing, software
010// distributed under the License is distributed on an "AS IS" BASIS,
011// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012// See the License for the specific language governing permissions and
013// limitations under the License.
014
015package org.apache.tapestry.contrib.table.model.ognl;
016
017import org.apache.tapestry.contrib.table.model.simple.SimpleTableColumn;
018import org.apache.tapestry.services.ExpressionEvaluator;
019
020/**
021 * @author mindbridge
022 */
023public class ExpressionTableColumn extends SimpleTableColumn
024{
025        private static final long serialVersionUID = 1L;
026        
027    /** @since 4.0 */
028
029    public ExpressionTableColumn(String strColumnName, String strExpression,
030            ExpressionEvaluator expressionEvaluator)
031    {
032        this(strColumnName, strExpression, false, expressionEvaluator);
033    }
034
035    public ExpressionTableColumn(String strColumnName, String strExpression, boolean bSortable,
036            ExpressionEvaluator expressionEvaluator)
037    {
038        this(strColumnName, strColumnName, strExpression, bSortable, expressionEvaluator);
039    }
040
041    public ExpressionTableColumn(String strColumnName, String strDisplayName, String strExpression,
042            ExpressionEvaluator expressionEvaluator)
043    {
044        this(strColumnName, strDisplayName, strExpression, false, expressionEvaluator);
045    }
046
047    public ExpressionTableColumn(String strColumnName, String strDisplayName, String strExpression,
048            boolean bSortable, ExpressionEvaluator expressionEvaluator
049
050    )
051    {
052        super(strColumnName, strDisplayName, bSortable);
053
054        setEvaluator(new OgnlTableColumnEvaluator(strExpression, expressionEvaluator));
055    }
056}