com.espertech.esper.epl.spec

Class SelectClauseSpecRaw

java.lang.Object

com.espertech.esper.epl.spec.SelectClauseSpecRaw

All Implemented Interfaces:

MetaDefItem, Serializable

public class SelectClauseSpecRaw
extends Object
implements MetaDefItem, Serializable

Encapsulates the parsed select expressions in a select-clause in an EPL statement.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
SelectClauseSpecRaw() Ctor.

Method Summary

Modifier and Type	Method and Description
void	add(SelectClauseElementRaw element) Adds an select expression within the select clause.
void	addAll(Collection<SelectClauseElementRaw> elements) Adds select expressions within the select clause.
List<SelectClauseElementRaw>	getSelectExprList() Returns the list of select expressions.
boolean	isDistinct() Returns indictor whether distinct or not.
boolean	isOnlyWildcard()
boolean	isUsingWildcard() Returns true if the select clause contains at least one wildcard.
void	setDistinct(boolean distinct) Sets the indictor whether distinct or not.

Methods inherited from class java.lang.Object

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

Constructor Detail

SelectClauseSpecRaw

public SelectClauseSpecRaw()

Ctor.

Method Detail

add

public void add(SelectClauseElementRaw element)

Adds an select expression within the select clause.

Parameters:

element - is the expression to add

addAll

public void addAll(Collection<SelectClauseElementRaw> elements)

Adds select expressions within the select clause.

Parameters:

elements - is the expressions to add

getSelectExprList

public List<SelectClauseElementRaw> getSelectExprList()

Returns the list of select expressions.

Returns:

list of expressions

isOnlyWildcard

public boolean isOnlyWildcard()

isUsingWildcard

public boolean isUsingWildcard()

Returns true if the select clause contains at least one wildcard.

Returns:

true if clause contains wildcard, false if not

isDistinct

public boolean isDistinct()

Returns indictor whether distinct or not.

Returns:

distinct indicator

setDistinct

public void setDistinct(boolean distinct)

Sets the indictor whether distinct or not.

Parameters:

distinct - indicator