org.apache.flink.api.java.operators

Class UdfOperatorUtils

java.lang.Object

org.apache.flink.api.java.operators.UdfOperatorUtils

@Internal
public final class UdfOperatorUtils
extends Object

Utility class that contains helper methods to work with UDF operators.

Method Summary

Modifier and Type	Method and Description
static void	analyzeDualInputUdf(TwoInputUdfOperator<?,?,?,?> operator, Class<?> udfBaseClass, String defaultName, org.apache.flink.api.common.functions.Function udf, org.apache.flink.api.common.operators.Keys<?> key1, org.apache.flink.api.common.operators.Keys<?> key2)
static void	analyzeSingleInputUdf(SingleInputUdfOperator<?,?,?> operator, Class<?> udfBaseClass, String defaultName, org.apache.flink.api.common.functions.Function udf, org.apache.flink.api.common.operators.Keys<?> key)

Methods inherited from class java.lang.Object

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

Method Detail

analyzeSingleInputUdf

public static void analyzeSingleInputUdf(SingleInputUdfOperator<?,?,?> operator,
                                         Class<?> udfBaseClass,
                                         String defaultName,
                                         org.apache.flink.api.common.functions.Function udf,
                                         org.apache.flink.api.common.operators.Keys<?> key)

analyzeDualInputUdf

public static void analyzeDualInputUdf(TwoInputUdfOperator<?,?,?,?> operator,
                                       Class<?> udfBaseClass,
                                       String defaultName,
                                       org.apache.flink.api.common.functions.Function udf,
                                       org.apache.flink.api.common.operators.Keys<?> key1,
                                       org.apache.flink.api.common.operators.Keys<?> key2)