1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * 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.geometry.io.core.test;
18
19 import java.io.FilterReader;
20 import java.io.IOException;
21 import java.io.Reader;
22
23 /** {@code Reader} that counts how many times the {@link #close()} method
24 * has been invoked.
25 */
26 public class CloseCountReader extends FilterReader {
27
28 /** Number of times close() has been called on this instance. */
29 private int closeCount = 0;
30
31 /** Construct a new instance that delegates all calls to the
32 * given reader.
33 * @param in underlying reader
34 */
35 public CloseCountReader(final Reader in) {
36 super(in);
37 }
38
39 /** Get the number of times {@link #close()} has been invoked
40 * on this instance.
41 * @return number of times {@link #close()} has been invoked
42 */
43 public int getCloseCount() {
44 return closeCount;
45 }
46
47 /** {@inheritDoc} */
48 @Override
49 public void close() throws IOException {
50 ++closeCount;
51
52 super.close();
53 }
54 }