| // Copyright 2010 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.tapestry5.validator; |
| |
| import org.apache.tapestry5.ioc.annotations.UsesMappedConfiguration; |
| |
| /** |
| * Allows support for "validator macros", a simple-minded way of combining several related valiations together under |
| * a single name. The service's configuration maps string keys (macro names) to string values (validation constraints). |
| * |
| * @since 5.2.0 |
| */ |
| @UsesMappedConfiguration(String.class) |
| public interface ValidatorMacro |
| { |
| /** |
| * Given a <em>potential</em> validator macro (a simple string name), returns the value for that macro, a |
| * comma-separated list of validation constraints. |
| * |
| * @return constraints, or null if no such validator macro |
| */ |
| String valueForMacro(String validatorMacro); |
| } |