LambdaExample.java

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UserService.java

StreamProcessor.java

GenericClass.java

LambdaExample.java

TryCatchResource.java

EnumPattern.java

MethodReference.java

Annotation.java

SwitchExpression.java

InterfaceDefault.java

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LambdaExample.java

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CompletableFuture<String> future = CompletableFuture↵

.supplyAsync(() -> fetchData())↵

.thenApply(data -> data.toUpperCase());

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