Uses of Package
com.espertech.esper.epl.expression

Packages that use com.espertech.esper.epl.expression
com.espertech.esper.core Implementation of client package interfaces, glue code 
com.espertech.esper.epl.agg Contains aggregation service and aggregators 
com.espertech.esper.epl.core Contains EPL statement specification classes define the constructs that make up an EPL statement, such as the list of items in the select clause, the insert-into stream name and property names etc. 
com.espertech.esper.epl.db Database SQL polling views and caches 
com.espertech.esper.epl.expression This package contains the EPL expression nodes that represent all expressions such as used in select clauses, group-by and having clauses, or order-by clauses 
com.espertech.esper.epl.join Join process interfaces and glue code 
com.espertech.esper.epl.join.plan Inner join and outer join query planning 
com.espertech.esper.epl.named Named window classes are in this package 
com.espertech.esper.epl.spec Contains EPL statement specification classes define the constructs that make up an EPL statement, such as the list of items in the select clause, the insert-into stream name and property names etc. 
com.espertech.esper.epl.subquery Subquery helper classes are found here. 
com.espertech.esper.epl.variable Variable service and variable collections 
com.espertech.esper.epl.view Internal processing views for output rate limiting, filtering and internal event routing 
com.espertech.esper.event.vaevent Value added events are revision events and variant events. 
com.espertech.esper.filter Main switchboard filtering and routing of incoming events to interested statements is performed in this package. 
com.espertech.esper.view View infrastructure concerned with view creation and destroy, cloning and hooking views trees into filtering. 
 

Classes in com.espertech.esper.epl.expression used by com.espertech.esper.core
ExprSubselectNode
          Represents a subselect in an expression tree.
ExprValidationException
          Thrown to indicate a validation error in a filter expression.
 

Classes in com.espertech.esper.epl.expression used by com.espertech.esper.epl.agg
ExprAggregateNode
          Base expression node that represents an aggregation function such as 'sum' or 'count'.
ExprEvaluator
          Interface for evaluating of an event tuple.
 

Classes in com.espertech.esper.epl.expression used by com.espertech.esper.epl.core
ExprNode
          Superclass for filter nodes in a filter expression tree.
ExprValidationException
          Thrown to indicate a validation error in a filter expression.
 

Classes in com.espertech.esper.epl.expression used by com.espertech.esper.epl.db
ExprValidationException
          Thrown to indicate a validation error in a filter expression.
 

Classes in com.espertech.esper.epl.expression used by com.espertech.esper.epl.expression
ExprAggregateNode
          Base expression node that represents an aggregation function such as 'sum' or 'count'.
ExprEvaluator
          Interface for evaluating of an event tuple.
ExprNode
          Superclass for filter nodes in a filter expression tree.
ExprNode.MappedPropertyParseResult
          Encapsulates the parse result parsing a mapped property as a class and method name with args.
ExprNodeVisitor
          Visitor interface for use with expression node trees.
ExprSubselectNode
          Represents a subselect in an expression tree.
ExprValidationException
          Thrown to indicate a validation error in a filter expression.
ExprValidator
          Validation interface for expression nodes.
 

Classes in com.espertech.esper.epl.expression used by com.espertech.esper.epl.join
ExprEqualsNode
          Represents an equals (=) comparator in a filter expressiun tree.
ExprNode
          Superclass for filter nodes in a filter expression tree.
ExprValidationException
          Thrown to indicate a validation error in a filter expression.
 

Classes in com.espertech.esper.epl.expression used by com.espertech.esper.epl.join.plan
ExprAndNode
          Represents an And-condition.
ExprEqualsNode
          Represents an equals (=) comparator in a filter expressiun tree.
ExprNode
          Superclass for filter nodes in a filter expression tree.
 

Classes in com.espertech.esper.epl.expression used by com.espertech.esper.epl.named
ExprNode
          Superclass for filter nodes in a filter expression tree.
ExprValidationException
          Thrown to indicate a validation error in a filter expression.
 

Classes in com.espertech.esper.epl.expression used by com.espertech.esper.epl.spec
ExprIdentNode
          Represents an stream property identifier in a filter expressiun tree.
ExprNode
          Superclass for filter nodes in a filter expression tree.
ExprSubselectNode
          Represents a subselect in an expression tree.
ExprValidationException
          Thrown to indicate a validation error in a filter expression.
 

Classes in com.espertech.esper.epl.expression used by com.espertech.esper.epl.subquery
ExprNode
          Superclass for filter nodes in a filter expression tree.
 

Classes in com.espertech.esper.epl.expression used by com.espertech.esper.epl.variable
ExprValidationException
          Thrown to indicate a validation error in a filter expression.
 

Classes in com.espertech.esper.epl.expression used by com.espertech.esper.epl.view
ExprEvaluator
          Interface for evaluating of an event tuple.
ExprValidationException
          Thrown to indicate a validation error in a filter expression.
 

Classes in com.espertech.esper.epl.expression used by com.espertech.esper.event.vaevent
ExprValidationException
          Thrown to indicate a validation error in a filter expression.
 

Classes in com.espertech.esper.epl.expression used by com.espertech.esper.filter
ExprNode
          Superclass for filter nodes in a filter expression tree.
ExprValidationException
          Thrown to indicate a validation error in a filter expression.
 

Classes in com.espertech.esper.epl.expression used by com.espertech.esper.view
ExprValidationException
          Thrown to indicate a validation error in a filter expression.
 


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