org.apache.flink.table.runtime.functions

类 DefaultExpressionEvaluator

java.lang.Object

org.apache.flink.table.runtime.functions.DefaultExpressionEvaluator

所有已实现的接口:

Serializable, org.apache.flink.table.functions.SpecializedFunction.ExpressionEvaluator

@Internal
public class DefaultExpressionEvaluator
extends Object
implements org.apache.flink.table.functions.SpecializedFunction.ExpressionEvaluator

Default runtime implementation for SpecializedFunction.ExpressionEvaluator.

另请参阅:

序列化表格

构造器概要

构造器

构造器和说明
DefaultExpressionEvaluator(GeneratedFunction<org.apache.flink.api.common.functions.RichFunction> generatedClass, Class<?> returnClass, Class<?>[] argClasses, String expressionSummary)

方法概要

限定符和类型	方法和说明
void	close()
MethodHandle	open(org.apache.flink.table.functions.FunctionContext context)
String	toString()

从类继承的方法 java.lang.Object

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

构造器详细资料

DefaultExpressionEvaluator

public DefaultExpressionEvaluator(GeneratedFunction<org.apache.flink.api.common.functions.RichFunction> generatedClass,
                                  Class<?> returnClass,
                                  Class<?>[] argClasses,
                                  String expressionSummary)

方法详细资料

open

public MethodHandle open(org.apache.flink.table.functions.FunctionContext context)

指定者:

open 在接口中 org.apache.flink.table.functions.SpecializedFunction.ExpressionEvaluator

close

public void close()

指定者:

close 在接口中 org.apache.flink.table.functions.SpecializedFunction.ExpressionEvaluator

toString

public String toString()

覆盖:

toString 在类中 Object