While most of the improvements in Java 10 are geared towards developers, a normal user of Java JRE10 should see improvements in application loading and performance while running Java apps. Java 10 supports multiple stylesheets in Javadoc. API improvementsĪPI for creating unmodifiable collections. Java 10 enables shorter startup times in JShell REPL. Heap collection on alternate memory devices. The native header generation tool Javah has been removed from Java 10. Java 10 consolidates the 8 repositories into one for ease of use and functionality.
Application class data sharing improvementsĪpplication class data sharing improvements should improve the overall loading time of Java applications. This will improve memory leaks and overall system performance. Java 10 improves on garbage collection as it uses G1 as the default garbage collector with parallel full garbage collection mode enabled by default. The var keyword only works for local variables and doesn’t work for other types like array, method, constructors etc. They can use the var keyword and the compiler is smart enough to judge which type is defined in the variable contents. Now developers don’t have to define the variable types explicitly. What’s new in Java 10 Introduction of var keyword Application class data sharing improvements.
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