water.exec
Class Expr.Result

java.lang.Object
  water.exec.Expr.Result

Enclosing class:

Expr

public static class Expr.Result
extends java.lang.Object

Nested Class Summary

static class

Expr.Result.Type

Field Summary

double	_const
Key	_key
java.lang.String	_str
Expr.Result.Type	_type

Method Summary

boolean	canShallowCopy()
int	colIndex()
void	convertToSingleColumn(int pos)
void	dispose()
boolean	isTemporary()
static Expr.Result	permanent(Key k)
int	rawColIndex()
static Expr.Result	scalar(double v)
void	setColIndex(int index)
static Expr.Result	string(java.lang.String s)
static Expr.Result	temporary()
static Expr.Result	temporary(Key k)

Methods inherited from class java.lang.Object

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

Field Detail

_key

public final Key _key

_const

public final double _const

_str

public final java.lang.String _str

_type

public Expr.Result.Type _type

Method Detail

temporary

public static Expr.Result temporary(Key k)
                             throws EvaluationException

Throws:

EvaluationException

temporary

public static Expr.Result temporary()
                             throws EvaluationException

Throws:

EvaluationException

permanent

public static Expr.Result permanent(Key k)
                             throws EvaluationException

Throws:

EvaluationException

scalar

public static Expr.Result scalar(double v)

string

public static Expr.Result string(java.lang.String s)

dispose

public void dispose()

isTemporary

public boolean isTemporary()

canShallowCopy

public boolean canShallowCopy()

rawColIndex

public int rawColIndex()

colIndex

public int colIndex()

setColIndex

public void setColIndex(int index)

convertToSingleColumn

public void convertToSingleColumn(int pos)
                           throws EvaluationException

Throws:

EvaluationException