1 /* 2 * Copyright (c) 2016 Mockito contributors 3 * This program is made available under the terms of the MIT License. 4 */ 5 package org.mockito.stubbing; 6 7 /** 8 * Generic interface to be used for configuring mock's answer for a two argument invocation. 9 * 10 * Answer specifies an action that is executed and a return value that is returned when you interact with the mock. 11 * <p> 12 * Example of stubbing a mock with this custom answer: 13 * 14 * <pre class="code"><code class="java"> 15 * import static org.mockito.AdditionalAnswers.answer; 16 * 17 * when(mock.someMethod(anyString(), anyChar())).then(answer( 18 * new Answer2<String, String, Character>() { 19 * public String answer(String s, Character c) { 20 * return s.replace('f', c); 21 * } 22 * })); 23 * 24 * //Following will print "bar" 25 * System.out.println(mock.someMethod("far", 'b')); 26 * </code></pre> 27 * 28 * @param <T> return type 29 * @param <A0> type of the first argument 30 * @param <A1> type of the second argument 31 * @see Answer 32 */ 33 public interface Answer2<T, A0, A1> { 34 /** 35 * @param argument0 the first argument. 36 * @param argument1 the second argument. 37 * 38 * @return the value to be returned. 39 * 40 * @throws Throwable the throwable to be thrown 41 */ answer(A0 argument0, A1 argument1)42 T answer(A0 argument0, A1 argument1) throws Throwable; 43 } 44