|
1
5 package com.tctest;
6
7 import com.tc.object.config.ConfigVisitor;
8 import com.tc.object.config.DSOClientConfigHelper;
9 import com.tc.object.config.TransparencyClassSpec;
10 import com.tc.simulator.app.ApplicationConfig;
11 import com.tc.simulator.listener.ListenerProvider;
12 import com.tctest.runner.AbstractTransparentApp;
13
14 import java.util.concurrent.CyclicBarrier  ;
15 import java.util.concurrent.LinkedBlockingQueue ;
16
17 public class LinkedBlockingQueueSingleNodeTestApp extends AbstractTransparentApp {
18 private static final int NUM_OF_PUTS = 1000;
19 private static final int NUM_OF_LOOPS = 1;
20 private static final int NUM_OF_PUTTER = 1;
21 private static final int NUM_OF_GETTER = 1;
22
23 private LinkedBlockingQueue queue = new LinkedBlockingQueue ();
24
25 public LinkedBlockingQueueSingleNodeTestApp(String appId, ApplicationConfig cfg, ListenerProvider listenerProvider) {
26 super(appId, cfg, listenerProvider);
27 }
28
29 public void run() {
30 try {
31 CyclicBarrier barrier = new CyclicBarrier (NUM_OF_PUTTER+NUM_OF_GETTER+1);
32 for (int i = 0; i < NUM_OF_LOOPS; i++) {
33 Thread [] putters = new Thread [NUM_OF_PUTTER];
34 Thread [] getters = new Thread [NUM_OF_GETTER];
35 for (int j = 0; j < NUM_OF_PUTTER; j++) {
36 putters[j] = new Thread (new Putter(barrier, queue, NUM_OF_GETTER));
37 }
38 for (int j = 0; j < NUM_OF_GETTER; j++) {
39 getters[j] = new Thread (new Getter(barrier, queue));
40 }
41 for (int j = 0; j < NUM_OF_PUTTER; j++) {
42 putters[j].start();
43 }
44 for (int j = 0; j < NUM_OF_GETTER; j++) {
45 getters[j].start();
46 }
47 }
48 barrier.await();
49 } catch (Throwable t) {
50 notifyError(t);
51 }
52 }
53
54 private static class Getter implements Runnable {
55 private LinkedBlockingQueue queue;
56 private CyclicBarrier barrier;
57
58 public Getter(CyclicBarrier barrier, LinkedBlockingQueue queue) {
59 this.barrier = barrier;
60 this.queue = queue;
61 }
62
63 public void run() {
64 try {
65 while (true) {
66 Object o = queue.take();
67 if ("STOP".equals(o)) {
68 break;
69 }
70 WorkItem w = (WorkItem) o;
71 System.out.println("Getting " + w.getI());
72 }
73 barrier.await();
74 } catch (Exception e) {
75 throw new AssertionError (e);
76 }
77 }
78 }
79
80 private static class Putter implements Runnable {
81 private CyclicBarrier barrier;
82 private LinkedBlockingQueue queue;
83 private int numOfGetter;
84
85 public Putter(CyclicBarrier barrier, LinkedBlockingQueue queue, int numOfGetter) {
86 this.barrier = barrier;
87 this.queue = queue;
88 this.numOfGetter = numOfGetter;
89 }
90
91 public void run() {
92 try {
93 for (int i = 0; i < NUM_OF_PUTS; i++) {
94 System.out.println("Putting " + i);
95 queue.put(new WorkItem(i));
96 }
97 for (int i = 0; i < numOfGetter; i++) {
98 queue.put("STOP");
99 }
100 barrier.await();
101 } catch (Exception e) {
102 throw new AssertionError (e);
103 }
104 }
105 }
106
107 public static void visitL1DSOConfig(ConfigVisitor visitor, DSOClientConfigHelper config) {
108 String testClass = LinkedBlockingQueueSingleNodeTestApp.class.getName();
109 TransparencyClassSpec spec = config.getOrCreateSpec(testClass);
110
111 config.addIncludePattern(testClass + "$*");
112
113 String methodExpression = "* " + testClass + "*.*(..)";
114 config.addWriteAutolock(methodExpression);
115
116 spec.addRoot("queue", "queue");
117 }
118
119 private static class WorkItem {
120 private final int i;
121
122 public WorkItem(int i) {
123 this.i = i;
124 }
125
126 public int getI() {
127 return this.i;
128 }
129 }
130 }
131
|
Popular Tags
|
Java API By Example, From Geeks To Geeks.