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Added tests for thread-pool pattern

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Fixed concurrency problem in id generation of Task
This commit is contained in:
Jeroen Meulemeester
2015-12-30 19:49:47 +01:00
parent 47709e24b9
commit fd8c05846f
8 changed files with 198 additions and 5 deletions
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2
thread-pool/src/main/java/com/iluwatar/threadpool/CoffeeMakingTask.java
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@ -7,7 +7,7 @@ package com.iluwatar.threadpool;
*/
public class CoffeeMakingTask extends Task {
private static final int TIME_PER_CUP = 300;
private static final int TIME_PER_CUP = 100;
public CoffeeMakingTask(int numCups) {
super(numCups * TIME_PER_CUP);

2
thread-pool/src/main/java/com/iluwatar/threadpool/PotatoPeelingTask.java
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@ -7,7 +7,7 @@ package com.iluwatar.threadpool;
*/
public class PotatoPeelingTask extends Task {
private static final int TIME_PER_POTATO = 500;
private static final int TIME_PER_POTATO = 200;
public PotatoPeelingTask(int numPotatoes) {
super(numPotatoes * TIME_PER_POTATO);

8
thread-pool/src/main/java/com/iluwatar/threadpool/Task.java
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@ -1,19 +1,21 @@
package com.iluwatar.threadpool;
import java.util.concurrent.atomic.AtomicInteger;
/**
*
*
* Abstract base class for tasks
*
*/
public abstract class Task {
private static int nextId = 1;
private static final AtomicInteger ID_GENERATOR = new AtomicInteger();
private final int id;
private final int timeMs;
public Task(final int timeMs) {
this.id = nextId++;
this.id = ID_GENERATOR.incrementAndGet();
this.timeMs = timeMs;
}