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java.lang.Objectcom.espertech.esper.rowregex.EventRowRegexHelper
public class EventRowRegexHelper
Helper for match recognize.
Constructor Summary | |
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EventRowRegexHelper()
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Method Summary | |
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protected static RegexNFAStrandResult |
recursiveBuildStartStates(RowRegexExprNode parent,
java.util.Map<java.lang.String,ExprNode> variableDefinitions,
java.util.Map<java.lang.String,Pair<java.lang.Integer,java.lang.Boolean>> variableStreams)
Build a list of start states from the parent node. |
protected static void |
recursiveInspectVariables(RowRegexExprNode parent,
boolean isMultiple,
java.util.Set<java.lang.String> variablesSingle,
java.util.Set<java.lang.String> variablesMultiple)
Inspect variables recursively. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public EventRowRegexHelper()
Method Detail |
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protected static void recursiveInspectVariables(RowRegexExprNode parent, boolean isMultiple, java.util.Set<java.lang.String> variablesSingle, java.util.Set<java.lang.String> variablesMultiple)
parent
- parent regex expression nodeisMultiple
- if the variable in the stack is multiple of singlevariablesSingle
- single variables listvariablesMultiple
- group variables listprotected static RegexNFAStrandResult recursiveBuildStartStates(RowRegexExprNode parent, java.util.Map<java.lang.String,ExprNode> variableDefinitions, java.util.Map<java.lang.String,Pair<java.lang.Integer,java.lang.Boolean>> variableStreams)
parent
- to build start state forvariableDefinitions
- each variable and its expressionsvariableStreams
- variable name and its stream number
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