com.espertech.esper.pattern

Class EvalNodeUtil

java.lang.Object

com.espertech.esper.pattern.EvalNodeUtil

public class EvalNodeUtil
extends Object

Constructor Summary

Constructors

Constructor and Description
EvalNodeUtil()

Method Summary

Modifier and Type	Method and Description
static EvalNode[]	makeEvalNodeChildren(List<EvalFactoryNode> childNodes, PatternAgentInstanceContext agentInstanceContext, EvalNode parentNode)
static EvalNode	makeEvalNodeSingleChild(List<EvalFactoryNode> childNodes, PatternAgentInstanceContext agentInstanceContext, EvalNode parentNode)
static EvalRootNode	makeRootNodeFromFactory(EvalRootFactoryNode rootFactoryNode, PatternAgentInstanceContext patternAgentInstanceContext)
static EvalNodeAnalysisResult	recursiveAnalyzeChildNodes(EvalFactoryNode currentNode) Searched recursivly for pattern evaluation filter nodes.
static Set<EvalFactoryNode>	recursiveGetChildNodes(EvalFactoryNode currentNode, EvalNodeUtilFactoryFilter filter) Returns all child nodes as a set.

Methods inherited from class java.lang.Object

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

Constructor Detail

EvalNodeUtil

public EvalNodeUtil()

Method Detail

recursiveAnalyzeChildNodes

public static EvalNodeAnalysisResult recursiveAnalyzeChildNodes(EvalFactoryNode currentNode)

Searched recursivly for pattern evaluation filter nodes.

Parameters:

currentNode - is the root node

Returns:

list of filter nodes

recursiveGetChildNodes

public static Set<EvalFactoryNode> recursiveGetChildNodes(EvalFactoryNode currentNode,
                                                          EvalNodeUtilFactoryFilter filter)

Returns all child nodes as a set.

Parameters:

currentNode - parent node

filter - filter

Returns:

all child nodes

makeRootNodeFromFactory

public static EvalRootNode makeRootNodeFromFactory(EvalRootFactoryNode rootFactoryNode,
                                                   PatternAgentInstanceContext patternAgentInstanceContext)

makeEvalNodeSingleChild

public static EvalNode makeEvalNodeSingleChild(List<EvalFactoryNode> childNodes,
                                               PatternAgentInstanceContext agentInstanceContext,
                                               EvalNode parentNode)

makeEvalNodeChildren

public static EvalNode[] makeEvalNodeChildren(List<EvalFactoryNode> childNodes,
                                              PatternAgentInstanceContext agentInstanceContext,
                                              EvalNode parentNode)