01: /**
02: * Copyright (C) 2006 Google Inc.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
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: */package com.google.inject.matcher;
16:
17: /**
18: * Returns {@code true} or {@code false} for a given input.
19: *
20: * @author crazybob@google.com (Bob Lee)
21: */
22: public interface Matcher<T> {
23:
24: /**
25: * Returns {@code true} if this matches {@code t}, {@code false} otherwise.
26: */
27: boolean matches(T t);
28:
29: /**
30: * Returns a new matcher which returns {@code true} if both this and the
31: * given matcher return {@code true}.
32: */
33: Matcher<T> and(Matcher<? super T> other);
34:
35: /**
36: * Returns a new matcher which returns {@code true} if either this or the
37: * given matcher return {@code true}.
38: */
39: Matcher<T> or(Matcher<? super T> other);
40: }
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