Java JIT compiler compiles at compile time or runtime? -

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From Wikipedia: Computing, Bus-time compilation (JIT), also known as dynamic translation, is a technique to improve the runtime performance of a computer program.

So I think that JVM has another compiler, not Jawak, which compiles the byte code by machine code at runtime, while Jawak prepares the source of biotech, is it correct? is?

That's right.

  • javac .java source code to .class bytecode for JVM (Java virtual <
Li> hours>

may contain even more compiler!

Note that in addition to Java, other languages ​​may also be included in the fun due to their own compiler, for the cap JVM bytecok, and then to run Use JVM Runtime. On the hotspot, it also means that they will get JIT-compiled.

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