1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
|
/*
* Copyright (c) 2001, 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package nsk.jdi.EventIterator.nextEvent;
import nsk.share.*;
import nsk.share.jdi.*;
/**
* This class is used as debuggee application for the nextevent001 JDI test.
*/
public class nextevent001a {
//----------------------------------------------------- templete section
static final int PASSED = 0;
static final int FAILED = 2;
static final int PASS_BASE = 95;
static ArgumentHandler argHandler;
static Log log;
//-------------------------------------------------- log procedures
private static void log1(String message) {
log.display("**> debuggee: " + message);
}
private static void logErr(String message) {
log.complain("**> debuggee: " + message);
}
//====================================================== test program
static TestClass tcObject = new TestClass();
static String threadNames[] = {
"awThread", "mwThread", "bpThread", "excThread",
"menThread", "mexThread", "stThread"
};
static int threadsN = threadNames.length;
static Thread threads[] = new Thread[threadsN];
static Thread thread2 = null;
//------------------------------------------------------ common section
static int exitCode = PASSED;
static int instruction = 1;
static int end = 0;
static int maxInstr = 1; // 2;
static int lineForComm = 2;
private static void methodForCommunication() {
int i1 = instruction;
int i2 = i1;
int i3 = i2;
}
//---------------------------------------------------- main method
public static void main (String argv[]) {
argHandler = new ArgumentHandler(argv);
log = argHandler.createDebugeeLog();
log1("debuggee started!");
label0:
for (int i = 0; ; i++) {
if (instruction > maxInstr) {
logErr("ERROR: unexpected instruction: " + instruction);
exitCode = FAILED;
break ;
}
switch (i) {
//------------------------------------------------------ section tested
case 0:
thread2 = new Thread3nextevent001a("thread2");
threadStart(thread2);
try {
// we should wait here for thread2 completion (see 6671428)
thread2.join();
} catch (InterruptedException e) {
logErr("ERROR: unexpected exception: " + e);
exitCode = FAILED;
break ;
}
for (int n1 = 0; n1 < threadsN; n1++) {
if (n1 < threadsN-1)
threads[n1] = new Thread1nextevent001a(threadNames[n1]);
else
threads[n1] = new Thread2nextevent001a(threadNames[n1]);
}
log1(" threads has been created");
synchronized (lockingObject2) {
log1(" loop: threadStart(threads[n2])");
for (int n2 = 0; n2 < threadsN; n2++)
if ( threadStart(threads[n2]) != PASSED )
break label0;
log1(" methodForCommunication();");
methodForCommunication();
}
for (int n2 = 0; n2 < threadsN; n2++) {
synchronized (locks[n2]) {
log1(" synchronized (locks[n2]) : n2 == " + n2);
}
}
methodForCommunication();
break ;
//------------------------------------------------- standard end section
default:
instruction = end;
methodForCommunication();
break label0;
}
}
System.exit(exitCode + PASS_BASE);
}
static Object waitnotifyObj = new Object();
static Object lockingObject = new Object();
static int threadStart(Thread t) {
synchronized (waitnotifyObj) {
t.start();
try {
waitnotifyObj.wait();
} catch ( Exception e) {
exitCode = FAILED;
logErr(" Exception : " + e );
return FAILED;
}
}
return PASSED;
}
public static void nullMethod() {
throw new NullPointerException("test");
}
static Object lockingObject2 = new Object();
static Object locks[] = new Object[threadsN];
static volatile int n = 0;
static class Thread1nextevent001a extends Thread {
int threadIndex;
public Thread1nextevent001a(String threadName) {
super(threadName);
threadIndex = n;
locks[threadIndex] = new Object();
n++;
}
public void run() {
log3(" 'run': enter :: threadIndex == " + threadIndex);
synchronized (locks[threadIndex]) {
log3("enter synchronized (locks[threadIndex]) :: threadIndex == " + threadIndex);
synchronized (waitnotifyObj) {
waitnotifyObj.notify();
}
log3(" 'run': exit synchronized (waitnotifyObj)");
synchronized (lockingObject2) {
TestClass.method();
}
log3("exit synchronized (locks[threadIndex]) :: threadIndex == " + threadIndex);
}
return;
}
}
static class Thread2nextevent001a extends Thread {
int threadIndex;
public Thread2nextevent001a(String threadName) {
super(threadName);
threadIndex = n;
locks[threadIndex] = new Object();
n++;
}
public void run() {
log3(" 'run': enter :: threadIndex == " + threadIndex);
synchronized (locks[threadIndex]) {
log3("enter synchronized (locks[threadIndex]) :: threadIndex == " + threadIndex);
synchronized (waitnotifyObj) {
waitnotifyObj.notify();
}
m1();
log3("exit synchronized (locks[threadIndex]) :: threadIndex == " + threadIndex);
}
return;
}
private void m1() {
synchronized (lockingObject2) {
log3(" 'm1': enter");
log3(" 'm1': exit");
}
}
}
static class Thread3nextevent001a extends Thread {
String tName = null;
public Thread3nextevent001a(String threadName) {
super(threadName);
tName = threadName;
}
public void run() {
log3(" 'run': enter :: threadName == " + tName);
synchronized (waitnotifyObj) {
waitnotifyObj.notify();
}
log3(" 'run': exit :: threadName == " + tName);
return;
}
}
public static void log3(String str) {
log1(Thread.currentThread().getName() + " : " + str);
}
}
class TestClass {
static int breakpointLine = 3;
static String awFieldName = "var1";
static String mwFieldName = "var2";
static int var1 = 0;
static int var2 = 0;
static int var3 = 0;
static void method () {
var1 += 1;
var3 += 1;
var2 = var3;
try {
nextevent001a.nullMethod();
} catch ( NullPointerException e ) {
nextevent001a.log3(" NullPointerException : " + e);
}
}
}
|
