1 /*
2 * Copyright (c) 1998, 1999, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 /*
25 * @test
26 * @bug 1267039 1267043 4193729
27 * @summary Check for correct handling of parameters to
28 * XXXXOutputStream.write(b, off, len).
29 *
30 */
31
32 import java.io.*;
33 import java.util.zip.DeflaterOutputStream;
34
35 public class WriteParams {
36
37 /* check for correct handling of different values of off and len */
38 public static void doTest(OutputStream out) throws Exception {
39
40 int off[] = {-1, -1, 0, 0, 33, 33, 0, 32, 32, 4, 1, 0, -1,
41 Integer.MAX_VALUE, 1, Integer.MIN_VALUE,
42 Integer.MIN_VALUE, 1};
43 int len[] = {-1, 0, -1, 33, 0, 4, 32, 0, 4, 16, 31, 0,
44 Integer.MAX_VALUE, Integer.MAX_VALUE, Integer.MAX_VALUE,
45 1, -1, Integer.MIN_VALUE};
46 boolean results[] = { false, false, false, false, false, false,
47 true, true, false, true, true, true, false,
48 false, false, false, false, false};
49 int numCases = off.length;
50 byte b[] = new byte[32];
51 int numBad = 0;
52
53 for(int i = 0; i < numCases; i++) {
54 try {
55 out.write(b , off[i] , len[i]);
56 } catch (IndexOutOfBoundsException aiobe) {
57 if (results[i]) {
58 System.err.println("Error:IndexOutOfBoundsException thrown"+
59 " for write(b, " + off[i] + " " + len[i] +
60 " ) on " + out + "\nb.length = 32");
61 numBad++;
62 } else {
63 /* System.err.println("PassE: " + off[i] + " " + len[i]); */
64 }
65 continue;
66 } catch (OutOfMemoryError ome) {
67 System.err.println("Error: OutOfMemoryError in write(b, " +
68 off[i] + " " + len[i] + " ) on " + out +
69 "\nb.length = 32");
70 numBad++;
71 continue;
72 }
73 if (!results[i]) {
74 System.err.println("Error:No IndexOutOfBoundsException thrown"+
75 " for write(b, " + off[i] + " " + len[i] +
76 " ) on " + out + "\nb.length = 32");
77 numBad++;
78 } else {
79 /* System.err.println("Pass: " + off[i] + " " + len[i]); */
80 }
81 }
82
83 if (numBad > 0) {
84 throw new RuntimeException(out + " Failed " + numBad + " cases");
85 } else {
86 System.err.println("Successfully completed bounds tests on " + out);
87 }
88 }
89
90 /* check for correct handling of null b */
91 public static void doTest1(OutputStream out) throws Exception {
92 byte b[] = null;
93 try {
94 out.write(b, 0, 32);
95 } catch (NullPointerException npe) {
96 System.err.println("SuccessFully completed null b test on " + out);
97 return;
98 }
99 throw new RuntimeException(out + " Failed null b test");
100 }
101
102 public static void main(String args[]) throws Exception{
103 /* initialise stuff here */
104 File fn = new File("x.WriteBounds");
105 FileOutputStream fout = new FileOutputStream(fn);
106 for (int i = 0; i < 32; i++) {
107 fout.write(i);
108 }
109 fout.close();
110
111 byte b[] = new byte[64];
112 for(int i = 0; i < 64; i++) {
113 b[i] = 1;
114 }
115
116 /* test for different output streams */
117 FileOutputStream fos = new FileOutputStream(fn);
118 doTest(fos);
119 doTest1(fos);
120 fos.close();
121
122 ObjectOutputStream oos = new ObjectOutputStream(new MyOutputStream());
123 doTest(oos);
124 doTest1(oos);
125 oos.close();
126
127 BufferedOutputStream bos =
128 new BufferedOutputStream(new MyOutputStream());
129 doTest(bos);
130 doTest1(bos);
131 bos.close();
132
133 ByteArrayOutputStream baos = new ByteArrayOutputStream();
134 doTest(baos);
135 doTest1(baos);
136 baos.close();
137
138 DataOutputStream dos = new DataOutputStream(new MyOutputStream());
139 doTest(dos);
140 doTest1(dos);
141 dos.close();
142
143 PipedInputStream pis = new PipedInputStream();
144 PipedOutputStream pos = new PipedOutputStream();
145 pos.connect(pis);
146 doTest(pos);
147 doTest1(pos);
148 pos.close();
149
150 DeflaterOutputStream dfos = new DeflaterOutputStream(new MyOutputStream());
151 doTest(dfos);
152 doTest1(dfos);
153 dfos.close();
154
155 /* cleanup */
156 fn.delete();
157
158 }
159 }
160
161 /* An OutputStream class used in the above tests */
162 class MyOutputStream extends OutputStream {
163
164 public MyOutputStream() {
165 }
166
167 public void write(int b) throws IOException {
168 }
169 }