| // Copyright 2004 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.contrib.table.components; |
| |
| import org.apache.tapestry.ApplicationRuntimeException; |
| import org.apache.tapestry.IRequestCycle; |
| import org.apache.tapestry.contrib.table.model.ITableRowSource; |
| |
| /** |
| * The base implementation for a component that is wrapped by |
| * the TableRows component. Provides a utility method for getting |
| * a pointer to TableRows. |
| * |
| * @author mindbridge |
| * @version $Id$ |
| * |
| */ |
| public class AbstractTableRowComponent extends AbstractTableViewComponent |
| { |
| public ITableRowSource getTableRowSource() |
| { |
| IRequestCycle objCycle = getPage().getRequestCycle(); |
| |
| Object objSourceObj = objCycle.getAttribute(ITableRowSource.TABLE_ROW_SOURCE_ATTRIBUTE); |
| ITableRowSource objSource = (ITableRowSource) objSourceObj; |
| |
| if (objSource == null) |
| throw new ApplicationRuntimeException( |
| "The component " |
| + getId() |
| + " must be contained within an ITableRowSource component, such as TableRows", |
| this, |
| null, |
| null); |
| |
| return objSource; |
| } |
| |
| } |