Extending or adding new classes at runtime in Java

Question

Is there a way to add (or extend existing) classes at runtime in java. I am stuck with a problem in which I have to extend an existing class at runtime and add this to the classpath so that this new class is raised.

thanks,

Answer 1

There are several ways to do this.

• Compile the source code at runtime using the javax.tools package , and then load them using ClassLoader .
• If you write on interfaces, you can decorate the proxy classes .
• / - , BCEL ASM ( , ), ClassLoader.

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Answer 2

BCEL. , , .

Answer 3

, . , API .