KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > com > google > inject > matcher > Matcher


1 /**
2  * Copyright (C) 2006 Google Inc.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16
17 package com.google.inject.matcher;
18
19 /**
20  * Returns {@code true} or {@code false} for a given input.
21  *
22  * @author crazybob@google.com (Bob Lee)
23  */
24 public interface Matcher<T> {
25
26   /**
27    * Returns {@code true} if this matches {@code t}, {@code false} otherwise.
28    */
29   boolean matches(T t);
30
31   /**
32    * Returns a new matcher which returns {@code true} if both this and the
33    * given matcher return {@code true}.
34    */
35   Matcher<T> and(Matcher<? super T> other);
36
37   /**
38    * Returns a new matcher which returns {@code true} if either this or the
39    * given matcher return {@code true}.
40    */
41   Matcher<T> or(Matcher<? super T> other);
42 }
43
Popular Tags