| // Copyright 2008 The Apache Software Foundation |
| // |
| // 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 org.apache.tapestry.grid; |
| |
| import org.apache.tapestry.beaneditor.PropertyModel; |
| import org.apache.tapestry.ioc.internal.util.Defense; |
| |
| /** |
| * Identifies how a single column (identified as a {@link org.apache.tapestry.beaneditor.PropertyModel}) is sorted. |
| */ |
| public class SortConstraint |
| { |
| private final PropertyModel propertyModel; |
| |
| private final ColumnSort columnSort; |
| |
| public SortConstraint(PropertyModel propertyModel, ColumnSort columnSort) |
| { |
| Defense.notNull(propertyModel, "propertyModel"); |
| Defense.notNull(columnSort, "columnSort"); |
| |
| this.propertyModel = propertyModel; |
| this.columnSort = columnSort; |
| } |
| |
| public PropertyModel getPropertyModel() |
| { |
| return propertyModel; |
| } |
| |
| public ColumnSort getColumnSort() |
| { |
| return columnSort; |
| } |
| |
| // equals() is useful for testing |
| |
| @Override |
| public boolean equals(Object o) |
| { |
| if (this == o) return true; |
| |
| if (o == null || getClass() != o.getClass()) return false; |
| |
| SortConstraint that = (SortConstraint) o; |
| |
| if (columnSort != that.columnSort) return false; |
| |
| return propertyModel.equals(that.propertyModel); |
| } |
| } |