21 lines
661 B
Java
21 lines
661 B
Java
// concurrency/Fat.java
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// ©2016 MindView LLC: see Copyright.txt
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// We make no guarantees that this code is fit for any purpose.
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// Visit http://mindviewinc.com/Books/OnJava/ for more book information.
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// Objects that are expensive to create.
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public class Fat {
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private volatile double d; // Prevent optimization
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private static int counter = 0;
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private final int id = counter++;
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public Fat() {
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// Expensive, interruptible operation:
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for(int i = 1; i < 10000; i++) {
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d += (Math.PI + Math.E) / (double)i;
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}
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}
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public void operation() { System.out.println(this); }
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@Override
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public String toString() { return "Fat id: " + id; }
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}
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