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Java > Open Source Codes > org > apache > tapestry > contrib > table > model > IBasicTableModel


1 // Copyright 2004, 2005 The Apache Software Foundation
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14
15 package org.apache.tapestry.contrib.table.model;
16
17 import java.util.Iterator JavaDoc;
18
19 /**
20  * A simplified version of the table model that concerns itself only with
21  * providing the data on the current page.
22  *
23  * @author mindbridge
24  * @since 3.0
25  */
26 public interface IBasicTableModel
27 {
28     /**
29      * Returns the number of all records
30      * @return the number of all rows
31      **/
32     int getRowCount();
33
34     /**
35      * Returns the rows on the current page.
36      * @param nFirst the index of the first item to be dispayed
37      * @param nPageSize the number of items to be displayed
38      * @param objSortColumn the column to sort by or null if there is no sorting
39      * @param bSortOrder determines the sorting order (ascending or descending)
40      **/
41     Iterator JavaDoc getCurrentPageRows(int nFirst, int nPageSize, ITableColumn objSortColumn, boolean bSortOrder);
42 }
43
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