Package com.espertech.esper.epl.expression.visitor

Expression visitors.

See: Description

Interface Summary

Interface	Description
ExprNodeVisitor	Visitor interface for use with expression node trees.
ExprNodeVisitorWithParent	Visitor interface for use with expression node trees, receives both the child node and the parent node (or null to indicate no parent node).

Class Summary

Class	Description
ExprNodeContextPropertiesVisitor	Visitor that early-exists when it finds a context partition property.
ExprNodeDeclaredVisitor	Visitor that collects ExprDeclaredNode instances.
ExprNodeGroupingVisitorWParent
ExprNodeIdentifierAndStreamRefVisitor
ExprNodeIdentifierCollectVisitor	Visitor that collects event property identifier information under expression nodes.
ExprNodeIdentifierCollectVisitorWContainer	Visitor that collects event property identifier information under expression nodes.
ExprNodeIdentifierVisitor	Visitor that collects event property identifier information under expression nodes.
ExprNodeIdentVisitorWParent	Visitor for getting a list of identifier nodes with their parent node, which can be null if there is no parent node.
ExprNodePreviousVisitorWParent	Visitor for getting a list of "prev" functions.
ExprNodeStreamRequiredVisitor
ExprNodeStreamSelectVisitor	Visitor that collects event property identifier information under expression nodes.
ExprNodeStreamUseCollectVisitor
ExprNodeSubselectDeclaredDotVisitor	Visitor that collects ExprSubselectNode instances.
ExprNodeSubselectDeclaredNoTraverseVisitor	Visitor that collects ExprSubselectNode instances only directly under alias expressions, and declared expressions, stopping at nested declared expressions.
ExprNodeSummaryVisitor	Visitor for compiling usage informaton of special expressions within an expression tree.
ExprNodeTableAccessFinderVisitor
ExprNodeTableAccessVisitor
ExprNodeVariableVisitor	Visitor for expression node trees that determines if the expressions within contain a variable.
ExprNodeViewResourceVisitor	Visitor that collects expression nodes that require view resources.

Package com.espertech.esper.epl.expression.visitor Description

Expression visitors.