com.espertech.esper.client.soda

Class PatternFilterExpr

java.lang.Object

com.espertech.esper.client.soda.PatternExprBase

com.espertech.esper.client.soda.PatternFilterExpr

All Implemented Interfaces:

PatternExpr, Serializable

public class PatternFilterExpr
extends PatternExprBase

Filter for use in pattern expressions.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
PatternFilterExpr() Ctor.
PatternFilterExpr(Filter filter) Ctor.
PatternFilterExpr(Filter filter, String tagName) Ctor.

Method Summary

Modifier and Type	Method and Description
Filter	getFilter() Returns the filter specification.
Integer	getOptionalConsumptionLevel() Returns the consume level, if assigned.
PatternExprPrecedenceEnum	getPrecedence() Returns the precedence.
String	getTagName() Returns the tag name.
void	setFilter(Filter filter) Sets the filter specification.
void	setOptionalConsumptionLevel(Integer optionalConsumptionLevel) Sets the consume level.
void	setTagName(String tagName) Sets the tag name.
void	toPrecedenceFreeEPL(StringWriter writer, EPStatementFormatter formatter) Renders the expressions and all it's child expression, in full tree depth, as a string in language syntax.

Methods inherited from class com.espertech.esper.client.soda.PatternExprBase

addChild, getChildren, getTreeObjectName, setChildren, setTreeObjectName, toEPL

Methods inherited from class java.lang.Object

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

Constructor Detail

PatternFilterExpr

public PatternFilterExpr()

Ctor.

PatternFilterExpr

public PatternFilterExpr(Filter filter)

Ctor.

Parameters:

filter - specifies to events to filter out

PatternFilterExpr

public PatternFilterExpr(Filter filter,
                         String tagName)

Ctor.

Parameters:

filter - specifies to events to filter out

tagName - specifies the name of the tag to assigned to matching events

Method Detail

getTagName

public String getTagName()

Returns the tag name.

Returns:

tag name.

setTagName

public void setTagName(String tagName)

Sets the tag name.

Parameters:

tagName - tag name to set

getFilter

public Filter getFilter()

Returns the filter specification.

Returns:

filter

setFilter

public void setFilter(Filter filter)

Sets the filter specification.

Parameters:

filter - to use

getPrecedence

public PatternExprPrecedenceEnum getPrecedence()

Description copied from interface: PatternExpr

Returns the precedence.

Returns:

precedence

getOptionalConsumptionLevel

public Integer getOptionalConsumptionLevel()

Returns the consume level, if assigned.

Returns:

consume level

setOptionalConsumptionLevel

public void setOptionalConsumptionLevel(Integer optionalConsumptionLevel)

Sets the consume level.

Parameters:

optionalConsumptionLevel - consume level

toPrecedenceFreeEPL

public void toPrecedenceFreeEPL(StringWriter writer,
                                EPStatementFormatter formatter)

Description copied from class: PatternExprBase

Renders the expressions and all it's child expression, in full tree depth, as a string in language syntax.

Specified by:

toPrecedenceFreeEPL in class PatternExprBase

Parameters:

writer - is the output to use

formatter - for newline-whitespace formatting