| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| |
| interface Greetable { |
| String name(); |
| default String hello() { |
| return 'hello' |
| } |
| default public String sayHello() { |
| return this.hello() + ', ' + this.name() |
| } |
| } |
| |
| class Person implements Greetable { |
| @Override |
| public String name() { |
| return 'Daniel' |
| } |
| } |
| |
| def p = new Person() |
| assert 'hello, Daniel' == "${p.hello()}, ${p.name()}" |
| assert 'hello, Daniel' == p.sayHello() |