Unverified50% confidenceFactExact time
Java 8 introduced CompletableFuture, and Java 5 introduced the Future interface along with the java.util.concurrent package.
1
Sources
50%
Confidence
Long-term
Relevance
8/7/2026
First Seen
Sources
Guava工具库深入解析：核心功能与实战使用指南
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