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 java.lang.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 and Description
Expression[]	arguments()
boolean	equals(java.lang.Object o)
java.lang.String	functionName()
int	hashCode()
java.lang.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.FunctionExpression

children, of, of

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

references

Method Detail

functionName

public java.lang.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 java.lang.String toString()

Overrides:

toString in class java.lang.Object

Returns:

The string representation of the function expression.

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object