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 * https://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
18 package org.apache.commons.io;
19
20 import java.io.File;
21 import java.io.FileNotFoundException;
22 import java.io.RandomAccessFile;
23 import java.util.Objects;
24
25 /**
26 * Extends {@link RandomAccessFile} to provide access to the {@link File} and {@code mode} passed on construction.
27 *
28 * @since 2.18.0
29 * @see RandomAccessFile
30 * @see RandomAccessFileMode
31 */
32 public final class IORandomAccessFile extends RandomAccessFile {
33
34 private final File file;
35 private final String mode;
36
37 /**
38 * Constructs a new instance by calling {@link RandomAccessFile#RandomAccessFile(File, String)}.
39 *
40 * @param file the file object
41 * @param mode the access mode, as described in {@link RandomAccessFile#RandomAccessFile(File, String)}.
42 * @throws FileNotFoundException Thrown by {@link RandomAccessFile#RandomAccessFile(File, String)}.
43 * @see RandomAccessFile#RandomAccessFile(File, String)
44 */
45 public IORandomAccessFile(final File file, final String mode) throws FileNotFoundException {
46 super(file, mode);
47 this.file = file;
48 this.mode = mode;
49 }
50
51 /**
52 * Constructs a new instance by calling {@link RandomAccessFile#RandomAccessFile(String, String)}.
53 *
54 * @param name the file object
55 * @param mode the access mode, as described in {@link RandomAccessFile#RandomAccessFile(String, String)}.
56 * @throws FileNotFoundException Thrown by {@link RandomAccessFile#RandomAccessFile(String, String)}.
57 * @see RandomAccessFile#RandomAccessFile(String, String)
58 */
59 public IORandomAccessFile(final String name, final String mode) throws FileNotFoundException {
60 super(name, mode);
61 this.file = name != null ? new File(name) : null;
62 this.mode = mode;
63 }
64
65 /**
66 * Gets the file passed to {@link #IORandomAccessFile(File, String)}.
67 *
68 * @return the file passed to {@link #IORandomAccessFile(File, String)}.
69 */
70 public File getFile() {
71 return file;
72 }
73
74 /**
75 * Gets the mode passed to {@link #IORandomAccessFile(File, String)}.
76 *
77 * @return the mode passed to {@link #IORandomAccessFile(File, String)}.
78 */
79 public String getMode() {
80 return mode;
81 }
82
83 /**
84 * Returns the pathname string of this abstract pathname. This is just the string returned by the {@link File#toString()} method.
85 *
86 * @return The string form of the File's abstract pathname.
87 * @see File#toString()
88 */
89 @Override
90 public String toString() {
91 return Objects.toString(file);
92 }
93
94 }