com.espertech.esper.client.soda
Class PatternExprPlaceholder

java.lang.Object
  com.espertech.esper.client.soda.PatternExprBase
      com.espertech.esper.client.soda.PatternExprPlaceholder

All Implemented Interfaces:

PatternExpr, java.io.Serializable

public class PatternExprPlaceholder
extends PatternExprBase

For use in pattern expression as a placeholder to represent its child nodes.

See Also:

Serialized Form

Constructor Summary

PatternExprPlaceholder()
Ctor.

Method Summary

PatternExprPrecedenceEnum	getPrecedence() Returns the precedence.
void	toPrecedenceFreeEPL(java.io.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

PatternExprPlaceholder

public PatternExprPlaceholder()

Ctor.

Method Detail

toPrecedenceFreeEPL

public void toPrecedenceFreeEPL(java.io.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

getPrecedence

public PatternExprPrecedenceEnum getPrecedence()

Description copied from interface: PatternExpr

Returns the precedence.

Returns:

precedence