Package org.apache.gravitino.rel.expressions

Class FunctionExpression.FuncExpressionImpl

java.lang.Object

org.apache.gravitino.rel.expressions.FunctionExpression.FuncExpressionImpl

All Implemented Interfaces:

Expression, FunctionExpression

Enclosing interface:

FunctionExpression

public static final class FunctionExpression.FuncExpressionImpl
extends Object
implements FunctionExpression

A FunctionExpression implementation

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.gravitino.rel.expressions.FunctionExpression

FunctionExpression.FuncExpressionImpl

Field Summary

Fields inherited from interface org.apache.gravitino.rel.expressions.Expression

EMPTY_EXPRESSION, EMPTY_NAMED_REFERENCE

Method Summary

Modifier and Type	Method	Description
Expression[]	arguments()
boolean	equals(Object o)
String	functionName()
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.gravitino.rel.expressions.Expression

references

Methods inherited from interface org.apache.gravitino.rel.expressions.FunctionExpression

children

Method Details

functionName

public String functionName()

Specified by:

functionName in interface FunctionExpression

Returns:

The transform function name.

arguments

public Expression[] arguments()

Specified by:

arguments in interface FunctionExpression

Returns:

The arguments passed to the transform function.

toString

public String toString()

Overrides:

toString in class Object

Returns:

The string representation of the function expression.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object