| // 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.func; |
| |
| /** |
| * A generalization of {@link Mapper} for a two-input function. |
| * |
| * This was converted from to an interface from an abstract base class in 5.3. |
| */ |
| public interface Mapper2<A, B, C> |
| { |
| /** |
| * Take, as input, two values (from two flows) and return a computed value of |
| * the third type. |
| */ |
| C map(A first, B second); |
| } |