01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17: package org.apache.commons.betwixt.strategy;
18:
19: import org.apache.commons.betwixt.ElementDescriptor;
20:
21: /**
22: * Strategy to determine whether to show an element at all.
23: * @since 0.8
24: */
25: public interface ElementSuppressionStrategy {
26: /**
27: * Should the element described as given be suppressed?
28: * @param descriptor <code>ElementDescriptor</code>, not null
29: * @return true if the desciptor should be ignored during introspection,
30: * false otherwise
31: */
32: public boolean suppress(ElementDescriptor descriptor);
33:
34: /**
35: * Default strategy: show all elements.
36: */
37: public final static ElementSuppressionStrategy DEFAULT = new ElementSuppressionStrategy() {
38: public boolean suppress(ElementDescriptor descr) {
39: return false;
40: }
41: };
42: }
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