Package com.espertech.esper.common.client.soda

Class ContextDescriptorConditionPattern

java.lang.Object

com.espertech.esper.common.client.soda.ContextDescriptorConditionPattern

All Implemented Interfaces:

ContextDescriptorCondition, Serializable

public class ContextDescriptorConditionPattern
extends Object
implements ContextDescriptorCondition

Context condition that start/initiated or ends/terminates context partitions based on a pattern.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
ContextDescriptorConditionPattern()	Ctor.
ContextDescriptorConditionPattern(PatternExpr pattern, boolean inclusive, boolean now, String asName)	Ctor.

Method Summary

Modifier and Type	Method	Description
String	getAsName()	Returns the stream name assigned using the "as" keyword, or null if not provided
PatternExpr	getPattern()	Returns the pattern expression.
boolean	isInclusive()	Return the inclusive flag, meaning events that constitute the pattern match should be considered for context-associated statements.
boolean	isNow()	Returns "now" indicator
void	setAsName(String asName)	Sets the stream name assigned using the "as" keyword, or null if not provided
void	setInclusive(boolean inclusive)	Set the inclusive flag, meaning events that constitute the pattern match should be considered for context-associated statements.
void	setNow(boolean now)	Sets "now" indicator
void	setPattern(PatternExpr pattern)	Sets the pattern expression.
void	toEPL(StringWriter writer, EPStatementFormatter formatter)	Populate the EPL.

Methods inherited from class java.lang.Object

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

Constructor Details

ContextDescriptorConditionPattern

public ContextDescriptorConditionPattern()

Ctor.

ContextDescriptorConditionPattern

public ContextDescriptorConditionPattern(PatternExpr pattern,
 boolean inclusive,
 boolean now,
 String asName)

Ctor.

Parameters:

pattern - pattern expression

inclusive - if the events of the pattern should be included in the contextual statements

now - indicator whether "now"

asName - stream name, or null if not provided

Method Details

getPattern

public PatternExpr getPattern()

Returns the pattern expression.

Returns:

pattern

setPattern

public void setPattern(PatternExpr pattern)

Sets the pattern expression.

Parameters:

pattern - to set

isInclusive

public boolean isInclusive()

Return the inclusive flag, meaning events that constitute the pattern match should be considered for context-associated statements.

Returns:

inclusive flag

setInclusive

public void setInclusive(boolean inclusive)

Set the inclusive flag, meaning events that constitute the pattern match should be considered for context-associated statements.

Parameters:

inclusive - inclusive flag

isNow

public boolean isNow()

Returns "now" indicator

Returns:

"now" indicator

setNow

public void setNow(boolean now)

Sets "now" indicator

Parameters:

now - "now" indicator

getAsName

public String getAsName()

Returns the stream name assigned using the "as" keyword, or null if not provided

Returns:

as-name

setAsName

public void setAsName(String asName)

Sets the stream name assigned using the "as" keyword, or null if not provided

Parameters:

asName - as-name

toEPL

public void toEPL(StringWriter writer,
 EPStatementFormatter formatter)

Description copied from interface: ContextDescriptorCondition

Populate the EPL.

Specified by:

toEPL in interface ContextDescriptorCondition

Parameters:

writer - output

formatter - formatter