org.apache.paimon.spark

Class JavaLambdaStringToMethodConverter

java.lang.Object

org.apache.paimon.spark.JavaLambdaStringToMethodConverter

public class JavaLambdaStringToMethodConverter
extends Object

Util class for compiling and loading Java lambda expressions as methods.

Constructor Summary

Constructors

Constructor and Description
JavaLambdaStringToMethodConverter()

Method Summary

Modifier and Type	Method and Description
static Method	compileAndLoadMethod(String functionName, String lambdaExpression, String returnType)
static String	getClassName(String functionName)
static String	getSourceFileName(String functionName)
static String	parseLambdaWithType(String outputType, String expression, String methodName)

Methods inherited from class java.lang.Object

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

Constructor Detail

JavaLambdaStringToMethodConverter

public JavaLambdaStringToMethodConverter()

Method Detail

getClassName

public static String getClassName(String functionName)

getSourceFileName

public static String getSourceFileName(String functionName)

compileAndLoadMethod

public static Method compileAndLoadMethod(String functionName,
                                          String lambdaExpression,
                                          String returnType)
                                   throws Exception

Throws:

Exception

parseLambdaWithType

public static String parseLambdaWithType(String outputType,
                                         String expression,
                                         String methodName)