Package dev.frostlake.executor.udf

Class JavaFunctionCompiler

java.lang.Object

dev.frostlake.executor.udf.JavaFunctionCompiler

public class JavaFunctionCompiler
extends Object

Compiles and executes inline Java user-defined functions

Constructor Summary

Constructors

Constructor	Description
JavaFunctionCompiler()

Method Summary

Modifier and Type	Method	Description
Class<?>	compile(String sourceCode, String className)	Compiles Java source code and caches the resulting class
Object	invokeMethod(Class<?> clazz, String methodName, Object... args)	Invokes a static method on a compiled class

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

JavaFunctionCompiler

public JavaFunctionCompiler()

Method Details

compile

public Class<?> compile(String sourceCode,
 String className)

Compiles Java source code and caches the resulting class

Parameters:

sourceCode - the Java source code

className - the fully qualified class name to compile

Returns:

the compiled Class object

invokeMethod

public Object invokeMethod(Class<?> clazz,
 String methodName,
 Object... args)

Invokes a static method on a compiled class

Parameters:

clazz - the compiled class

methodName - the name of the static method to invoke

args - the arguments to pass to the method

Returns:

the result of the method invocation