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BAEL-612: used lambda instead of anonymous class

This commit is contained in:
Felipe Reis 2017-01-30 15:14:50 -02:00
parent f970b1dbcf
commit 8f7559df5e
1 changed files with 4 additions and 8 deletions
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6
core-java/src/main/java/com/baeldung/concurrent/future/SquareCalculator.java
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@ -1,6 +1,5 @@
package com.baeldung.concurrent.future; package com.baeldung.concurrent.future;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutorService; import java.util.concurrent.ExecutorService;
import java.util.concurrent.Future; import java.util.concurrent.Future;
@ -13,12 +12,9 @@ public class SquareCalculator {
} }
public Future<Integer> calculate(Integer input) { public Future<Integer> calculate(Integer input) {
return executor.submit(new Callable<Integer>() { return executor.submit(() -> {
@Override
public Integer call() throws Exception {
Thread.sleep(1000); Thread.sleep(1000);
return input * input; return input * input;
}
}); });
} }
} }