1 /*
2 * Copyright (c) 2008, 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 import java.applet.*;
25 import java.awt.*;
26 import java.io.*;
27 import java.net.*;
28
29 public class BigFont extends Applet {
30
31 static private class SizedInputStream extends InputStream {
32
33 int size;
34 int cnt = 0;
35
36 SizedInputStream(int size) {
37 this.size = size;
38 }
39
40 public int read() {
41 if (cnt < size) {
42 cnt++;
43 return 0;
44 } else {
45 return -1;
46 }
47 }
48
49 public int getCurrentSize() {
50 return cnt;
51 }
52 }
53
54 String id;
55 String fileName;
56
57 public void init() {
58 id = getParameter("number");
59 fileName = getParameter("font");
60
61 System.out.println("Applet " + id + " "+
62 Thread.currentThread().getThreadGroup());
63 // Larger than size for a single font.
64 int fontSize = 64 * 1000 * 1000;
65 SizedInputStream sis = new SizedInputStream(fontSize);
66 try {
67 Font font = Font.createFont(Font.TRUETYPE_FONT, sis);
68 } catch (Throwable t) {
69 if (t instanceof FontFormatException ||
70 fontSize <= sis.getCurrentSize())
71 {
72 System.out.println(sis.getCurrentSize());
73 System.out.println(t);
74 throw new RuntimeException("Allowed file to be too large.");
75 }
76 }
77 // The following part of the test was verified manually but
78 // is impractical to enable because it requires a fairly large
79 // valid font to be part of the test, and we can't easily include
80 // that, nor dependably reference one from the applet environment.
81 /*
82 if (fileName == null) {
83 return;
84 }
85 int size = getFileSize(fileName);
86 if (size == 0) {
87 return;
88 }
89 int fontCnt = 1000 * 1000 * 1000 / size;
90 loadMany(size, fontCnt, fileName);
91 System.gc(); System.gc();
92 fontCnt = fontCnt / 2;
93 System.out.println("Applet " + id + " load more.");
94 loadMany(size, fontCnt, fileName);
95 */
96 System.out.println("Applet " + id + " finished.");
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1 /*
2 * Copyright (c) 2008, 2012 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 6522586 6868690
27 @summary Enforce limits on font creation
28 @run main BigFont
29 */
30 import java.applet.*;
31 import java.awt.*;
32 import java.io.*;
33 import java.net.*;
34
35 public class BigFont extends Applet {
36
37 public static void main(String args[]) {
38 System.setSecurityManager(new SecurityManager());
39 (new BigFont()).runTest1();
40 }
41
42 static private class SizedInputStream extends InputStream {
43
44 int size;
45 int cnt = 0;
46
47 SizedInputStream(int size) {
48 this.size = size;
49 }
50
51 public int read() {
52 if (cnt < size) {
53 cnt++;
54 return 0;
55 } else {
56 return -1;
57 }
58 }
59
60 public int getCurrentSize() {
61 return cnt;
62 }
63 }
64
65 String id;
66 String fileName;
67
68 public void init() {
69 id = getParameter("number");
70 fileName = getParameter("font");
71
72 System.out.println("Applet " + id + " "+
73 Thread.currentThread().getThreadGroup());
74 runTest1();
75 runTest2();
76 }
77 void runTest1() {
78 // Larger than size for a single font.
79 int fontSize = 64 * 1000 * 1000;
80 SizedInputStream sis = new SizedInputStream(fontSize);
81 try {
82 Font font = Font.createFont(Font.TRUETYPE_FONT, sis);
83 } catch (Throwable t) {
84 if (t instanceof FontFormatException ||
85 fontSize <= sis.getCurrentSize())
86 {
87 System.out.println(sis.getCurrentSize());
88 System.out.println(t);
89 throw new RuntimeException("Allowed file to be too large.");
90 }
91 }
92 }
93 void runTest2() {
94 // The following part of the test was verified manually but
95 // is impractical to enable because it requires a fairly large
96 // valid font to be part of the test, and we can't easily include
97 // that, nor dependably reference one from the applet environment.
98 /*
99 if (fileName == null) {
100 return;
101 }
102 int size = getFileSize(fileName);
103 if (size == 0) {
104 return;
105 }
106 int fontCnt = 1000 * 1000 * 1000 / size;
107 loadMany(size, fontCnt, fileName);
108 System.gc(); System.gc();
109 fontCnt = fontCnt / 2;
110 System.out.println("Applet " + id + " load more.");
111 loadMany(size, fontCnt, fileName);
112 */
113 System.out.println("Applet " + id + " finished.");
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