com.espertech.esper.pattern
Class EvalNodeUtil

java.lang.Object
  com.espertech.esper.pattern.EvalNodeUtil

public class EvalNodeUtil
extends java.lang.Object

Constructor Summary

EvalNodeUtil()

Method Summary

static EvalNode[]	makeEvalNodeChildren(java.util.List<EvalFactoryNode> childNodes, PatternAgentInstanceContext agentInstanceContext)
static EvalNode	makeEvalNodeSingleChild(java.util.List<EvalFactoryNode> childNodes, PatternAgentInstanceContext agentInstanceContext)
static EvalRootNode	makeRootNodeFromFactory(EvalRootFactoryNode rootFactoryNode, PatternAgentInstanceContext patternAgentInstanceContext)
static EvalNodeAnalysisResult	recursiveAnalyzeChildNodes(EvalFactoryNode currentNode) Searched recursivly for pattern evaluation filter nodes.
static java.util.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 java.util.Set<EvalFactoryNode> recursiveGetChildNodes(EvalFactoryNode currentNode,
                                                                    EvalNodeUtilFactoryFilter filter)

Returns all child nodes as a set.

Parameters:

currentNode - parent node

Returns:

all child nodes

makeRootNodeFromFactory

public static EvalRootNode makeRootNodeFromFactory(EvalRootFactoryNode rootFactoryNode,
                                                   PatternAgentInstanceContext patternAgentInstanceContext)

makeEvalNodeSingleChild

public static EvalNode makeEvalNodeSingleChild(java.util.List<EvalFactoryNode> childNodes,
                                               PatternAgentInstanceContext agentInstanceContext)

makeEvalNodeChildren

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