The Application Isolation API (JSR 121) provides a specification for isolating and controlling Java application life cycles within a single Java Virtual Machine (JVM) or between multiple JVMs. An isolated computation is described as an Isolate that can communicate and exchange resource handles (e.g. open files) with other Isolates through a messaging facility.
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Last revised Jul 12, 2026
Application Isolation API
The Application Isolation API provides a specification for isolating and controlling Java application life cycles within a single Java Virtual Machine (JVM) or between multiple JVMs. An isolated computation is described as an Isolate that can communicate and exchange resource handles with other Isolates through a messaging facility.