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airlift / aircompressor

A port of Snappy, LZO, LZ4, and Zstandard to Java
Apache License 2.0
566 stars 112 forks source link

java 9 illegal reflective access waring #75

Closed brackxm closed 6 years ago

brackxm commented 6 years ago

warning on java 9: (probably known as the class is called UnsafeUtil)

WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by io.airlift.compress.snappy.UnsafeUtil (.../repository/io/airlift/aircompressor/0.9/aircompressor-0.9.jar) to field java.nio.Buffer.address WARNING: Please consider reporting this to the maintainers of io.airlift.compress.snappy.UnsafeUtil WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release

dain commented 6 years ago

High performance compression implementations are not possible without Unsafe. This library should continue to work in the future, and we continue to work with the JVM maintainers to try to find a safe method to obtain the same performance as Unsafe.