1 |
dl |
1.1 |
/* |
2 |
dl |
1.12 |
* Written by Doug Lea with assistance from members of JCP JSR-166 |
3 |
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* Expert Group and released to the public domain, as explained at |
4 |
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* http://creativecommons.org/licenses/publicdomain |
5 |
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* Other contributors include Andrew Wright, Jeffrey Hayes, |
6 |
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* Pat Fisher, Mike Judd. |
7 |
dl |
1.1 |
*/ |
8 |
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9 |
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10 |
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import junit.framework.*; |
11 |
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import java.util.*; |
12 |
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import java.util.concurrent.*; |
13 |
dl |
1.2 |
import java.math.BigInteger; |
14 |
dl |
1.8 |
import java.security.*; |
15 |
dl |
1.1 |
|
16 |
dl |
1.3 |
public class ExecutorsTest extends JSR166TestCase{ |
17 |
dl |
1.1 |
public static void main(String[] args) { |
18 |
tim |
1.9 |
junit.textui.TestRunner.run (suite()); |
19 |
dl |
1.1 |
} |
20 |
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public static Test suite() { |
21 |
tim |
1.9 |
return new TestSuite(ExecutorsTest.class); |
22 |
dl |
1.1 |
} |
23 |
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24 |
dl |
1.4 |
static class TimedCallable<T> implements Callable<T> { |
25 |
tim |
1.10 |
private final ExecutorService exec; |
26 |
dl |
1.4 |
private final Callable<T> func; |
27 |
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private final long msecs; |
28 |
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29 |
tim |
1.10 |
TimedCallable(ExecutorService exec, Callable<T> func, long msecs) { |
30 |
dl |
1.4 |
this.exec = exec; |
31 |
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this.func = func; |
32 |
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this.msecs = msecs; |
33 |
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} |
34 |
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35 |
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public T call() throws Exception { |
36 |
tim |
1.10 |
Future<T> ftask = exec.submit(func); |
37 |
dl |
1.4 |
try { |
38 |
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return ftask.get(msecs, TimeUnit.MILLISECONDS); |
39 |
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} finally { |
40 |
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ftask.cancel(true); |
41 |
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} |
42 |
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} |
43 |
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} |
44 |
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45 |
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46 |
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private static class Fib implements Callable<BigInteger> { |
47 |
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private final BigInteger n; |
48 |
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Fib(long n) { |
49 |
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if (n < 0) throw new IllegalArgumentException("need non-negative arg, but got " + n); |
50 |
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this.n = BigInteger.valueOf(n); |
51 |
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} |
52 |
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public BigInteger call() { |
53 |
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BigInteger f1 = BigInteger.ONE; |
54 |
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BigInteger f2 = f1; |
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for (BigInteger i = BigInteger.ZERO; i.compareTo(n) < 0; i = i.add(BigInteger.ONE)) { |
56 |
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BigInteger t = f1.add(f2); |
57 |
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f1 = f2; |
58 |
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f2 = t; |
59 |
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} |
60 |
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return f1; |
61 |
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} |
62 |
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}; |
63 |
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64 |
dl |
1.5 |
/** |
65 |
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* A newCachedThreadPool can execute runnables |
66 |
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*/ |
67 |
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public void testNewCachedThreadPool1() { |
68 |
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ExecutorService e = Executors.newCachedThreadPool(); |
69 |
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e.execute(new NoOpRunnable()); |
70 |
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e.execute(new NoOpRunnable()); |
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e.execute(new NoOpRunnable()); |
72 |
dl |
1.14 |
joinPool(e); |
73 |
dl |
1.5 |
} |
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/** |
76 |
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* A newCachedThreadPool with given ThreadFactory can execute runnables |
77 |
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*/ |
78 |
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public void testNewCachedThreadPool2() { |
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dl |
1.6 |
ExecutorService e = Executors.newCachedThreadPool(new SimpleThreadFactory()); |
80 |
dl |
1.5 |
e.execute(new NoOpRunnable()); |
81 |
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e.execute(new NoOpRunnable()); |
82 |
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e.execute(new NoOpRunnable()); |
83 |
dl |
1.14 |
joinPool(e); |
84 |
dl |
1.5 |
} |
85 |
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86 |
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/** |
87 |
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* A newCachedThreadPool with null ThreadFactory throws NPE |
88 |
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*/ |
89 |
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public void testNewCachedThreadPool3() { |
90 |
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try { |
91 |
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ExecutorService e = Executors.newCachedThreadPool(null); |
92 |
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shouldThrow(); |
93 |
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} |
94 |
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catch(NullPointerException success) { |
95 |
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} |
96 |
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} |
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98 |
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99 |
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/** |
100 |
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* A new SingleThreadExecutor can execute runnables |
101 |
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*/ |
102 |
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public void testNewSingleThreadExecutor1() { |
103 |
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ExecutorService e = Executors.newSingleThreadExecutor(); |
104 |
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e.execute(new NoOpRunnable()); |
105 |
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e.execute(new NoOpRunnable()); |
106 |
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e.execute(new NoOpRunnable()); |
107 |
dl |
1.14 |
joinPool(e); |
108 |
dl |
1.5 |
} |
109 |
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110 |
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/** |
111 |
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* A new SingleThreadExecutor with given ThreadFactory can execute runnables |
112 |
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*/ |
113 |
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public void testNewSingleThreadExecutor2() { |
114 |
dl |
1.6 |
ExecutorService e = Executors.newSingleThreadExecutor(new SimpleThreadFactory()); |
115 |
dl |
1.5 |
e.execute(new NoOpRunnable()); |
116 |
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e.execute(new NoOpRunnable()); |
117 |
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e.execute(new NoOpRunnable()); |
118 |
dl |
1.14 |
joinPool(e); |
119 |
dl |
1.5 |
} |
120 |
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121 |
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/** |
122 |
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* A new SingleThreadExecutor with null ThreadFactory throws NPE |
123 |
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*/ |
124 |
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public void testNewSingleThreadExecutor3() { |
125 |
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try { |
126 |
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ExecutorService e = Executors.newSingleThreadExecutor(null); |
127 |
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shouldThrow(); |
128 |
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} |
129 |
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catch(NullPointerException success) { |
130 |
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} |
131 |
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} |
132 |
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133 |
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/** |
134 |
dl |
1.11 |
* A new SingleThreadExecutor cannot be casted to concrete implementation |
135 |
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*/ |
136 |
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public void testCastNewSingleThreadExecutor() { |
137 |
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ExecutorService e = Executors.newSingleThreadExecutor(); |
138 |
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try { |
139 |
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ThreadPoolExecutor tpe = (ThreadPoolExecutor)e; |
140 |
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} catch (ClassCastException success) { |
141 |
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} finally { |
142 |
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joinPool(e); |
143 |
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} |
144 |
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} |
145 |
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146 |
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147 |
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/** |
148 |
dl |
1.5 |
* A new newFixedThreadPool can execute runnables |
149 |
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*/ |
150 |
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public void testNewFixedThreadPool1() { |
151 |
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ExecutorService e = Executors.newFixedThreadPool(2); |
152 |
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e.execute(new NoOpRunnable()); |
153 |
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e.execute(new NoOpRunnable()); |
154 |
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e.execute(new NoOpRunnable()); |
155 |
dl |
1.14 |
joinPool(e); |
156 |
dl |
1.5 |
} |
157 |
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158 |
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/** |
159 |
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* A new newFixedThreadPool with given ThreadFactory can execute runnables |
160 |
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*/ |
161 |
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public void testNewFixedThreadPool2() { |
162 |
dl |
1.6 |
ExecutorService e = Executors.newFixedThreadPool(2, new SimpleThreadFactory()); |
163 |
dl |
1.5 |
e.execute(new NoOpRunnable()); |
164 |
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e.execute(new NoOpRunnable()); |
165 |
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e.execute(new NoOpRunnable()); |
166 |
dl |
1.14 |
joinPool(e); |
167 |
dl |
1.5 |
} |
168 |
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169 |
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/** |
170 |
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* A new newFixedThreadPool with null ThreadFactory throws NPE |
171 |
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*/ |
172 |
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public void testNewFixedThreadPool3() { |
173 |
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try { |
174 |
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ExecutorService e = Executors.newFixedThreadPool(2, null); |
175 |
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shouldThrow(); |
176 |
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} |
177 |
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catch(NullPointerException success) { |
178 |
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} |
179 |
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} |
180 |
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181 |
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/** |
182 |
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* A new newFixedThreadPool with 0 threads throws IAE |
183 |
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*/ |
184 |
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public void testNewFixedThreadPool4() { |
185 |
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try { |
186 |
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ExecutorService e = Executors.newFixedThreadPool(0); |
187 |
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shouldThrow(); |
188 |
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} |
189 |
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catch(IllegalArgumentException success) { |
190 |
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} |
191 |
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} |
192 |
dl |
1.1 |
|
193 |
dl |
1.2 |
|
194 |
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/** |
195 |
dl |
1.11 |
* An unconfigurable newFixedThreadPool can execute runnables |
196 |
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*/ |
197 |
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public void testunconfigurableExecutorService() { |
198 |
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ExecutorService e = Executors.unconfigurableExecutorService(Executors.newFixedThreadPool(2)); |
199 |
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e.execute(new NoOpRunnable()); |
200 |
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e.execute(new NoOpRunnable()); |
201 |
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e.execute(new NoOpRunnable()); |
202 |
dl |
1.14 |
joinPool(e); |
203 |
dl |
1.11 |
} |
204 |
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205 |
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/** |
206 |
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* unconfigurableExecutorService(null) throws NPE |
207 |
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*/ |
208 |
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public void testunconfigurableExecutorServiceNPE() { |
209 |
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try { |
210 |
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ExecutorService e = Executors.unconfigurableExecutorService(null); |
211 |
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} |
212 |
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catch (NullPointerException success) { |
213 |
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} |
214 |
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} |
215 |
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216 |
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/** |
217 |
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* unconfigurableScheduledExecutorService(null) throws NPE |
218 |
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*/ |
219 |
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public void testunconfigurableScheduledExecutorServiceNPE() { |
220 |
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try { |
221 |
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ExecutorService e = Executors.unconfigurableScheduledExecutorService(null); |
222 |
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} |
223 |
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catch (NullPointerException success) { |
224 |
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} |
225 |
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} |
226 |
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227 |
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228 |
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/** |
229 |
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* a newSingleThreadScheduledExecutor successfully runs delayed task |
230 |
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*/ |
231 |
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public void testNewSingleThreadScheduledExecutor() { |
232 |
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try { |
233 |
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TrackedCallable callable = new TrackedCallable(); |
234 |
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ScheduledExecutorService p1 = Executors.newSingleThreadScheduledExecutor(); |
235 |
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Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
236 |
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assertFalse(callable.done); |
237 |
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Thread.sleep(MEDIUM_DELAY_MS); |
238 |
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assertTrue(callable.done); |
239 |
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assertEquals(Boolean.TRUE, f.get()); |
240 |
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joinPool(p1); |
241 |
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} catch(RejectedExecutionException e){} |
242 |
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catch(Exception e){ |
243 |
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e.printStackTrace(); |
244 |
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unexpectedException(); |
245 |
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} |
246 |
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} |
247 |
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|
248 |
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/** |
249 |
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* a newScheduledThreadPool successfully runs delayed task |
250 |
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*/ |
251 |
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public void testnewScheduledThreadPool() { |
252 |
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try { |
253 |
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TrackedCallable callable = new TrackedCallable(); |
254 |
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ScheduledExecutorService p1 = Executors.newScheduledThreadPool(2); |
255 |
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Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
256 |
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assertFalse(callable.done); |
257 |
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Thread.sleep(MEDIUM_DELAY_MS); |
258 |
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assertTrue(callable.done); |
259 |
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assertEquals(Boolean.TRUE, f.get()); |
260 |
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joinPool(p1); |
261 |
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} catch(RejectedExecutionException e){} |
262 |
|
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catch(Exception e){ |
263 |
|
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e.printStackTrace(); |
264 |
|
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unexpectedException(); |
265 |
|
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} |
266 |
|
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} |
267 |
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|
268 |
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/** |
269 |
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* an unconfigurable newScheduledThreadPool successfully runs delayed task |
270 |
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*/ |
271 |
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public void testunconfigurableScheduledExecutorService() { |
272 |
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try { |
273 |
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TrackedCallable callable = new TrackedCallable(); |
274 |
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ScheduledExecutorService p1 = Executors.unconfigurableScheduledExecutorService(Executors.newScheduledThreadPool(2)); |
275 |
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Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
276 |
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assertFalse(callable.done); |
277 |
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Thread.sleep(MEDIUM_DELAY_MS); |
278 |
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assertTrue(callable.done); |
279 |
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assertEquals(Boolean.TRUE, f.get()); |
280 |
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joinPool(p1); |
281 |
|
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} catch(RejectedExecutionException e){} |
282 |
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catch(Exception e){ |
283 |
|
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e.printStackTrace(); |
284 |
|
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unexpectedException(); |
285 |
|
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} |
286 |
|
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} |
287 |
|
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|
288 |
|
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/** |
289 |
dl |
1.4 |
* timeouts from execute will time out if they compute too long. |
290 |
dl |
1.2 |
*/ |
291 |
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public void testTimedCallable() { |
292 |
|
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int N = 10000; |
293 |
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ExecutorService executor = Executors.newSingleThreadExecutor(); |
294 |
|
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List<Callable<BigInteger>> tasks = new ArrayList<Callable<BigInteger>>(N); |
295 |
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try { |
296 |
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long startTime = System.currentTimeMillis(); |
297 |
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|
298 |
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long i = 0; |
299 |
|
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while (tasks.size() < N) { |
300 |
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tasks.add(new TimedCallable<BigInteger>(executor, new Fib(i), 1)); |
301 |
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i += 10; |
302 |
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} |
303 |
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|
304 |
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int iters = 0; |
305 |
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BigInteger sum = BigInteger.ZERO; |
306 |
|
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for (Iterator<Callable<BigInteger>> it = tasks.iterator(); it.hasNext();) { |
307 |
|
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try { |
308 |
|
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++iters; |
309 |
|
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sum = sum.add(it.next().call()); |
310 |
|
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} |
311 |
|
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catch (TimeoutException success) { |
312 |
|
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assertTrue(iters > 0); |
313 |
|
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return; |
314 |
|
|
} |
315 |
|
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catch (Exception e) { |
316 |
dl |
1.4 |
unexpectedException(); |
317 |
dl |
1.2 |
} |
318 |
|
|
} |
319 |
|
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// if by chance we didn't ever time out, total time must be small |
320 |
|
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long elapsed = System.currentTimeMillis() - startTime; |
321 |
|
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assertTrue(elapsed < N); |
322 |
|
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} |
323 |
|
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finally { |
324 |
dl |
1.3 |
joinPool(executor); |
325 |
dl |
1.2 |
} |
326 |
|
|
} |
327 |
|
|
|
328 |
|
|
|
329 |
dl |
1.8 |
/** |
330 |
|
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* ThreadPoolExecutor using defaultThreadFactory has |
331 |
|
|
* specified group, priority, daemon status, and name |
332 |
|
|
*/ |
333 |
|
|
public void testDefaultThreadFactory() { |
334 |
tim |
1.9 |
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
335 |
|
|
Runnable r = new Runnable() { |
336 |
|
|
public void run() { |
337 |
dl |
1.13 |
try { |
338 |
|
|
Thread current = Thread.currentThread(); |
339 |
|
|
threadAssertTrue(!current.isDaemon()); |
340 |
dl |
1.17 |
threadAssertTrue(current.getPriority() <= Thread.NORM_PRIORITY); |
341 |
dl |
1.13 |
ThreadGroup g = current.getThreadGroup(); |
342 |
|
|
SecurityManager s = System.getSecurityManager(); |
343 |
|
|
if (s != null) |
344 |
|
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threadAssertTrue(g == s.getThreadGroup()); |
345 |
|
|
else |
346 |
|
|
threadAssertTrue(g == egroup); |
347 |
|
|
String name = current.getName(); |
348 |
|
|
threadAssertTrue(name.endsWith("thread-1")); |
349 |
|
|
} catch (SecurityException ok) { |
350 |
|
|
// Also pass if not allowed to change setting |
351 |
|
|
} |
352 |
tim |
1.9 |
} |
353 |
|
|
}; |
354 |
|
|
ExecutorService e = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory()); |
355 |
|
|
|
356 |
|
|
e.execute(r); |
357 |
dl |
1.14 |
try { |
358 |
|
|
e.shutdown(); |
359 |
|
|
} catch(SecurityException ok) { |
360 |
|
|
} |
361 |
|
|
|
362 |
tim |
1.9 |
try { |
363 |
|
|
Thread.sleep(SHORT_DELAY_MS); |
364 |
|
|
} catch (Exception eX) { |
365 |
|
|
unexpectedException(); |
366 |
|
|
} finally { |
367 |
|
|
joinPool(e); |
368 |
|
|
} |
369 |
dl |
1.8 |
} |
370 |
|
|
|
371 |
|
|
/** |
372 |
|
|
* ThreadPoolExecutor using privilegedThreadFactory has |
373 |
|
|
* specified group, priority, daemon status, name, |
374 |
|
|
* access control context and context class loader |
375 |
|
|
*/ |
376 |
|
|
public void testPrivilegedThreadFactory() { |
377 |
dl |
1.14 |
Policy savedPolicy = null; |
378 |
|
|
try { |
379 |
|
|
savedPolicy = Policy.getPolicy(); |
380 |
|
|
AdjustablePolicy policy = new AdjustablePolicy(); |
381 |
|
|
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
382 |
|
|
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
383 |
|
|
Policy.setPolicy(policy); |
384 |
|
|
} catch (AccessControlException ok) { |
385 |
|
|
return; |
386 |
|
|
} |
387 |
tim |
1.9 |
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
388 |
|
|
final ClassLoader thisccl = Thread.currentThread().getContextClassLoader(); |
389 |
dl |
1.8 |
final AccessControlContext thisacc = AccessController.getContext(); |
390 |
tim |
1.9 |
Runnable r = new Runnable() { |
391 |
|
|
public void run() { |
392 |
dl |
1.13 |
try { |
393 |
|
|
Thread current = Thread.currentThread(); |
394 |
|
|
threadAssertTrue(!current.isDaemon()); |
395 |
dl |
1.17 |
threadAssertTrue(current.getPriority() <= Thread.NORM_PRIORITY); |
396 |
dl |
1.13 |
ThreadGroup g = current.getThreadGroup(); |
397 |
|
|
SecurityManager s = System.getSecurityManager(); |
398 |
|
|
if (s != null) |
399 |
|
|
threadAssertTrue(g == s.getThreadGroup()); |
400 |
|
|
else |
401 |
|
|
threadAssertTrue(g == egroup); |
402 |
|
|
String name = current.getName(); |
403 |
|
|
threadAssertTrue(name.endsWith("thread-1")); |
404 |
|
|
threadAssertTrue(thisccl == current.getContextClassLoader()); |
405 |
|
|
threadAssertTrue(thisacc.equals(AccessController.getContext())); |
406 |
|
|
} catch(SecurityException ok) { |
407 |
|
|
// Also pass if not allowed to change settings |
408 |
|
|
} |
409 |
dl |
1.14 |
} |
410 |
tim |
1.9 |
}; |
411 |
|
|
ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory()); |
412 |
|
|
|
413 |
|
|
Policy.setPolicy(savedPolicy); |
414 |
|
|
e.execute(r); |
415 |
dl |
1.14 |
try { |
416 |
|
|
e.shutdown(); |
417 |
|
|
} catch(SecurityException ok) { |
418 |
|
|
} |
419 |
tim |
1.9 |
try { |
420 |
|
|
Thread.sleep(SHORT_DELAY_MS); |
421 |
|
|
} catch (Exception ex) { |
422 |
|
|
unexpectedException(); |
423 |
|
|
} finally { |
424 |
|
|
joinPool(e); |
425 |
|
|
} |
426 |
dl |
1.1 |
|
427 |
dl |
1.8 |
} |
428 |
dl |
1.11 |
|
429 |
dl |
1.16 |
void checkCCL() { |
430 |
|
|
AccessController.getContext().checkPermission(new RuntimePermission("getContextClassLoader")); |
431 |
|
|
} |
432 |
|
|
|
433 |
|
|
class CheckCCL implements Callable<Object> { |
434 |
dl |
1.11 |
public Object call() { |
435 |
dl |
1.16 |
checkCCL(); |
436 |
dl |
1.11 |
return null; |
437 |
|
|
} |
438 |
|
|
} |
439 |
|
|
|
440 |
|
|
|
441 |
|
|
/** |
442 |
|
|
* Without class loader permissions, creating |
443 |
|
|
* privilegedCallableUsingCurrentClassLoader throws ACE |
444 |
|
|
*/ |
445 |
|
|
public void testCreatePrivilegedCallableUsingCCLWithNoPrivs() { |
446 |
dl |
1.14 |
Policy savedPolicy = null; |
447 |
|
|
try { |
448 |
|
|
savedPolicy = Policy.getPolicy(); |
449 |
|
|
AdjustablePolicy policy = new AdjustablePolicy(); |
450 |
|
|
Policy.setPolicy(policy); |
451 |
|
|
} catch (AccessControlException ok) { |
452 |
|
|
return; |
453 |
|
|
} |
454 |
|
|
|
455 |
dl |
1.16 |
// Check if program still has too many permissions to run test |
456 |
|
|
try { |
457 |
|
|
checkCCL(); |
458 |
|
|
// too many privileges to test; so return |
459 |
|
|
Policy.setPolicy(savedPolicy); |
460 |
|
|
return; |
461 |
|
|
} catch(AccessControlException ok) { |
462 |
|
|
} |
463 |
|
|
|
464 |
dl |
1.11 |
try { |
465 |
|
|
Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
466 |
|
|
shouldThrow(); |
467 |
|
|
} catch(AccessControlException success) { |
468 |
|
|
} catch(Exception ex) { |
469 |
|
|
unexpectedException(); |
470 |
|
|
} |
471 |
|
|
finally { |
472 |
|
|
Policy.setPolicy(savedPolicy); |
473 |
|
|
} |
474 |
|
|
} |
475 |
|
|
|
476 |
|
|
/** |
477 |
dl |
1.16 |
* With class loader permissions, calling |
478 |
|
|
* privilegedCallableUsingCurrentClassLoader does not throw ACE |
479 |
dl |
1.11 |
*/ |
480 |
|
|
public void testprivilegedCallableUsingCCLWithPrivs() { |
481 |
dl |
1.14 |
Policy savedPolicy = null; |
482 |
|
|
try { |
483 |
|
|
savedPolicy = Policy.getPolicy(); |
484 |
|
|
AdjustablePolicy policy = new AdjustablePolicy(); |
485 |
|
|
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
486 |
|
|
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
487 |
|
|
Policy.setPolicy(policy); |
488 |
|
|
} catch (AccessControlException ok) { |
489 |
|
|
return; |
490 |
|
|
} |
491 |
|
|
|
492 |
dl |
1.11 |
try { |
493 |
|
|
Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
494 |
|
|
task.call(); |
495 |
|
|
} catch(Exception ex) { |
496 |
|
|
unexpectedException(); |
497 |
|
|
} |
498 |
|
|
finally { |
499 |
|
|
Policy.setPolicy(savedPolicy); |
500 |
|
|
} |
501 |
|
|
} |
502 |
|
|
|
503 |
|
|
/** |
504 |
|
|
* Without permissions, calling privilegedCallable throws ACE |
505 |
|
|
*/ |
506 |
|
|
public void testprivilegedCallableWithNoPrivs() { |
507 |
dl |
1.16 |
Callable task; |
508 |
|
|
Policy savedPolicy = null; |
509 |
|
|
AdjustablePolicy policy = null; |
510 |
|
|
AccessControlContext noprivAcc = null; |
511 |
dl |
1.14 |
try { |
512 |
dl |
1.16 |
savedPolicy = Policy.getPolicy(); |
513 |
|
|
policy = new AdjustablePolicy(); |
514 |
dl |
1.14 |
Policy.setPolicy(policy); |
515 |
dl |
1.16 |
noprivAcc = AccessController.getContext(); |
516 |
|
|
task = Executors.privilegedCallable(new CheckCCL()); |
517 |
dl |
1.15 |
Policy.setPolicy(savedPolicy); |
518 |
dl |
1.14 |
} catch (AccessControlException ok) { |
519 |
dl |
1.16 |
return; // program has too few permissions to set up test |
520 |
|
|
} |
521 |
|
|
|
522 |
|
|
// Make sure that program doesn't have too many permissions |
523 |
|
|
try { |
524 |
|
|
AccessController.doPrivileged(new PrivilegedAction() { |
525 |
|
|
public Object run() { |
526 |
|
|
checkCCL(); |
527 |
|
|
return null; |
528 |
|
|
}}, noprivAcc); |
529 |
|
|
// too many permssions; skip test |
530 |
dl |
1.14 |
return; |
531 |
dl |
1.16 |
} catch(AccessControlException ok) { |
532 |
dl |
1.14 |
} |
533 |
|
|
|
534 |
dl |
1.11 |
try { |
535 |
dl |
1.16 |
task.call(); |
536 |
|
|
shouldThrow(); |
537 |
|
|
} catch(AccessControlException success) { |
538 |
dl |
1.11 |
} catch(Exception ex) { |
539 |
|
|
unexpectedException(); |
540 |
dl |
1.15 |
} |
541 |
dl |
1.11 |
} |
542 |
|
|
|
543 |
|
|
/** |
544 |
|
|
* With permissions, calling privilegedCallable succeeds |
545 |
|
|
*/ |
546 |
|
|
public void testprivilegedCallableWithPrivs() { |
547 |
dl |
1.14 |
Policy savedPolicy = null; |
548 |
|
|
try { |
549 |
|
|
savedPolicy = Policy.getPolicy(); |
550 |
|
|
AdjustablePolicy policy = new AdjustablePolicy(); |
551 |
|
|
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
552 |
|
|
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
553 |
|
|
Policy.setPolicy(policy); |
554 |
|
|
} catch (AccessControlException ok) { |
555 |
|
|
return; |
556 |
|
|
} |
557 |
|
|
|
558 |
dl |
1.11 |
Callable task = Executors.privilegedCallable(new CheckCCL()); |
559 |
|
|
try { |
560 |
|
|
task.call(); |
561 |
|
|
} catch(Exception ex) { |
562 |
|
|
unexpectedException(); |
563 |
|
|
} finally { |
564 |
|
|
Policy.setPolicy(savedPolicy); |
565 |
|
|
} |
566 |
|
|
} |
567 |
|
|
|
568 |
|
|
/** |
569 |
|
|
* callable(Runnable) returns null when called |
570 |
|
|
*/ |
571 |
|
|
public void testCallable1() { |
572 |
|
|
try { |
573 |
|
|
Callable c = Executors.callable(new NoOpRunnable()); |
574 |
|
|
assertNull(c.call()); |
575 |
|
|
} catch(Exception ex) { |
576 |
|
|
unexpectedException(); |
577 |
|
|
} |
578 |
|
|
|
579 |
|
|
} |
580 |
|
|
|
581 |
|
|
/** |
582 |
|
|
* callable(Runnable, result) returns result when called |
583 |
|
|
*/ |
584 |
|
|
public void testCallable2() { |
585 |
|
|
try { |
586 |
|
|
Callable c = Executors.callable(new NoOpRunnable(), one); |
587 |
|
|
assertEquals(one, c.call()); |
588 |
|
|
} catch(Exception ex) { |
589 |
|
|
unexpectedException(); |
590 |
|
|
} |
591 |
|
|
} |
592 |
|
|
|
593 |
|
|
/** |
594 |
|
|
* callable(PrivilegedAction) returns its result when called |
595 |
|
|
*/ |
596 |
|
|
public void testCallable3() { |
597 |
|
|
try { |
598 |
|
|
Callable c = Executors.callable(new PrivilegedAction() { |
599 |
|
|
public Object run() { return one; }}); |
600 |
|
|
assertEquals(one, c.call()); |
601 |
|
|
} catch(Exception ex) { |
602 |
|
|
unexpectedException(); |
603 |
|
|
} |
604 |
|
|
} |
605 |
|
|
|
606 |
|
|
/** |
607 |
|
|
* callable(PrivilegedExceptionAction) returns its result when called |
608 |
|
|
*/ |
609 |
|
|
public void testCallable4() { |
610 |
|
|
try { |
611 |
|
|
Callable c = Executors.callable(new PrivilegedExceptionAction() { |
612 |
|
|
public Object run() { return one; }}); |
613 |
|
|
assertEquals(one, c.call()); |
614 |
|
|
} catch(Exception ex) { |
615 |
|
|
unexpectedException(); |
616 |
|
|
} |
617 |
|
|
} |
618 |
|
|
|
619 |
|
|
|
620 |
|
|
/** |
621 |
|
|
* callable(null Runnable) throws NPE |
622 |
|
|
*/ |
623 |
|
|
public void testCallableNPE1() { |
624 |
|
|
try { |
625 |
|
|
Runnable r = null; |
626 |
|
|
Callable c = Executors.callable(r); |
627 |
|
|
} catch (NullPointerException success) { |
628 |
|
|
} |
629 |
|
|
} |
630 |
|
|
|
631 |
|
|
/** |
632 |
|
|
* callable(null, result) throws NPE |
633 |
|
|
*/ |
634 |
|
|
public void testCallableNPE2() { |
635 |
|
|
try { |
636 |
|
|
Runnable r = null; |
637 |
|
|
Callable c = Executors.callable(r, one); |
638 |
|
|
} catch (NullPointerException success) { |
639 |
|
|
} |
640 |
|
|
} |
641 |
|
|
|
642 |
|
|
/** |
643 |
|
|
* callable(null PrivilegedAction) throws NPE |
644 |
|
|
*/ |
645 |
|
|
public void testCallableNPE3() { |
646 |
|
|
try { |
647 |
|
|
PrivilegedAction r = null; |
648 |
|
|
Callable c = Executors.callable(r); |
649 |
|
|
} catch (NullPointerException success) { |
650 |
|
|
} |
651 |
|
|
} |
652 |
|
|
|
653 |
|
|
/** |
654 |
|
|
* callable(null PrivilegedExceptionAction) throws NPE |
655 |
|
|
*/ |
656 |
|
|
public void testCallableNPE4() { |
657 |
|
|
try { |
658 |
|
|
PrivilegedExceptionAction r = null; |
659 |
|
|
Callable c = Executors.callable(r); |
660 |
|
|
} catch (NullPointerException success) { |
661 |
|
|
} |
662 |
|
|
} |
663 |
|
|
|
664 |
dl |
1.1 |
|
665 |
|
|
} |