JDK Enhancement Proposal (JEP) 191 defines the Java Foreign Function Interface (FFI), which are interfaces that can bind native functions to Java methods and can manage blocks of native memory.

JNI was introduced in JDK 1.1, which dates back to February 1997, as the primary means for interoperating between Java code and native code, typically written in C.The interface allows Java code ...

After its review concluded, JEP 454, Foreign Function & Memory API has been promoted from Targeted to Integrated for JDK 22. This JEP proposes to finalize this feature after two rounds of incubation a ...

That's where JEP 454 comes in. First previewed in Java 19 and delivered in Java 22, it introduces the Foreign Function & Memory (FFM) API, which is designed to address those limitations and usher in a ...

Java 22 arrives with previews of scoped values, structured concurrency, stream gatherers, and the ability to execute multi-file programs. Topics Spotlight: AI-ready data centers ...

I would like to have some JNI code malloc a block of memory and pass it back to my Java code (in the form of a jlong), so that future calls to other JNI functions can pass this pointer along for ...

Pop quiz: Do you know what annotation metadata is? If you’re like most coders, you don’t—and that has been okay, says Graeme Rocher, creator of Java application frameworks, including Grails ...

Native support for HSA’s specifications in JVMs is expected with Java 9 in 2015, and parallel algorithms will be executed natively in JVMs without extra layers of code.