1 /**
2 * Copyright 2005-2014 The Kuali Foundation
3 *
4 * Licensed under the Educational Community License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.opensource.org/licenses/ecl2.php
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 package org.kuali.rice.krad.uif.layout.collections;
17
18 import org.kuali.rice.krad.uif.field.Field;
19
20 import java.io.Serializable;
21 import java.util.List;
22
23 /**
24 * Holds the components that make up a row within the table layout.
25 *
26 * @author Kuali Rice Team (rice.collab@kuali.org)
27 * @see org.kuali.rice.krad.uif.layout.TableLayoutManager
28 */
29 public class TableRow implements Serializable {
30 private static final long serialVersionUID = -3566983879980459225L;
31
32 private List<Field> columns;
33
34 /**
35 * Empty Constructor.
36 */
37 public TableRow() {
38
39 }
40
41 /**
42 * Constructor with columns for the row.
43 *
44 * @param columns list of fields that make up the row's columns
45 */
46 public TableRow(List<Field> columns) {
47 this.columns = columns;
48 }
49
50 /**
51 * List of field components that make up the row's columns.
52 *
53 * @return list of field components
54 */
55 public List<Field> getColumns() {
56 return columns;
57 }
58
59 /**
60 * @see TableRow#getColumns()
61 */
62 public void setColumns(List<Field> columns) {
63 this.columns = columns;
64 }
65
66 /**
67 * Returns the field instance that makes up the column with the given index.
68 *
69 * @param columnIndex index for the column to return
70 * @return field instance at that column, or null if column does not exist
71 */
72 public Field getColumn(int columnIndex) {
73 Field column = null;
74
75 if ((this.columns != null) && (this.columns.size() > columnIndex)) {
76 column = this.columns.get(columnIndex);
77 }
78
79 return column;
80 }
81
82 /**
83 * Returns the number of columns within the row.
84 *
85 * @return number of columns
86 */
87 public int getNumberOfColumns() {
88 if (this.columns != null) {
89 return this.columns.size();
90 }
91
92 return 0;
93 }
94 }