Uses of Package
com.espertech.esper.client.soda

Packages that use com.espertech.esper.client.soda

com.espertech.esper.client	This package and its sub-packages defines the central Esper Client APIs.
com.espertech.esper.client.soda	This package defines the Esper statement object model.
com.espertech.esper.core.service	Implementation of client package interfaces, glue code
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.pattern	Pattern expression tree and pattern state objects, the later resembles pattern expression state for each active pattern instance
com.espertech.esper.util	Utility classes that center around Java type handling, printing, reflection, debugging

Classes in com.espertech.esper.client.soda used by com.espertech.esper.client

EPStatementObjectModel
Object model of an EPL statement.

StreamSelector
Enumeration for representing selection of the remove stream or the insert stream, or both.

Classes in com.espertech.esper.client.soda used by com.espertech.esper.client.soda

AccessProjectionExpressionBase
Represents the base expression for "first", "last" and "window" aggregation functions.

AnnotationAttribute
Represents a single annotation attribute, the value of which may itself be a single value, array or further annotations.

AnnotationPart
Represents a single annotation.

ArithmaticExpression
Arithmatic expression for addition, subtraction, multiplication, division and modulo.

ArrayExpression
Array expression forms array results, similar to the syntax of "{element 1, element 2, ...

Assignment
An assignment is an expression specifically for the purpose of usage in updates.

AvedevProjectionExpression
Mean deviation of the (distinct) values returned by an expression.

AvgProjectionExpression
Average of the (distinct) values returned by an expression.

BetweenExpression
Between checks that a given value is in a range between a low endpoint and a high endpoint.

BitwiseOpExpression
Bitwise (binary) operator for binary AND, binary OR and binary XOR.

CaseSwitchExpression
Case-expression that acts as a switch testing a value against other values.

CaseWhenThenExpression
Case expression that act as a when-then-else.

CastExpression
Cast expression casts the return value of an expression to a specified type.

CoalesceExpression
Coalesce-function which returns the first non-null value in a list of values.

ConcatExpression
Concatenation expression that concatenates the result of child expressions to the expression.

Conjunction
Conjunction represents a logical AND allowing multiple sub-expressions to be connected by AND.

ConstantExpression
Constant value returns a fixed value for use in expressions.

ContainedEventSelect
Represents a contained-event selection.

ContextDescriptor
Interface for context dimension descriptors.

ContextDescriptorCategoryItem
Context descriptor for categories.

ContextDescriptorCondition
For use with overlapping or non-overlapping contexts, implementations represents a condition for starting/initiating or ending/terminating a context.

ContextDescriptorHashSegmentedItem
Context detail for a library-func and filter pair for the hash segmented context.

ContextDescriptorKeyedSegmentedItem
Context detail for a key-filter pair for the keyed segmented context.

CountProjectionExpression
Count of the (distinct) values returned by an expression, equivalent to "count(distinct property)"

CountStarProjectionExpression
Count of (distinct) rows, equivalent to "count(*)"

CreateContextClause
Create a context.

CreateDataFlowClause
Represents a create-variable syntax for creating a new variable.

CreateExpressionClause
Clause for creating an expression for use across one or more statements.

CreateIndexClause
Create an index on a named window.

CreateIndexColumn
Create an index on a named window.

CreateIndexColumnType
Enumeration to represents the index type.

CreateSchemaClause
Represents a create-schema syntax for creating a new event type.

CreateSchemaClauseTypeDef
Represents a type definition for use with the create-schema syntax for creating a new event type.

CreateTableClause
Represents a create-variable syntax for creating a new variable.

CreateTableColumn
Table column in a create-table statement.

CreateVariableClause
Represents a create-variable syntax for creating a new variable.

CreateWindowClause
Create a named window, defining the parameter of the named window such as window name and data window view name(s).

CrontabFrequencyExpression
Frequency expression for use in crontab expressions.

CrontabParameterExpression
Parameter expression such as last/lastweek/weekday/wildcard for use in crontab expressions.

CrontabRangeExpression
Parameter expression for use in crontab expressions and representing a range.

CurrentTimestampExpression
Current timestamp supplies the current engine time in an expression.

DataFlowOperator
Object model of a data flow operator declaration.

DataFlowOperatorInput
Represents an input port of an operator.

DataFlowOperatorOutput
Represents an output port of an operator.

DataFlowOperatorOutputType
Represents type information for data flow operators.

DataFlowOperatorParameter
Object model of a data flow operator parameter.

Disjunction
Disjunction represents a logical OR allowing multiple sub-expressions to be connected by OR.

DotExpressionItem
Dot-expresson item is for use in "(inner_expression).dot_expression".

EPBaseNamedObject
Base class for named engine objects such as views, patterns guards and observers.

EPStatementFormatter

EPStatementObjectModel
Object model of an EPL statement.

Expression
Interface representing an expression for use in select-clauses, where-clauses, having-clauses, order-by clauses and streams based on filters and pattern filter expressions.

ExpressionBase
Base expression.

ExpressionDeclaration
Represents a single expression declaration that applies to a given statement.

ExpressionPrecedenceEnum
Precendence levels for expressions.

Filter
Filter defines the event type to be filtered for, and an optional expression that returns true if the filter should consider the event, or false to reject the event.

FilterStream
A stream upon which projections (views) can be added that selects events by name and filter expression.

FireAndForgetClause
Marker interface used for fire-and-forget (on-demand) queries such as "update...set" and "delete from..." that can be executed via the API.

FirstEverProjectionExpression
Represents the "firstever" aggregation function.

FirstProjectionExpression
Represents the "first" aggregation function.

ForClause
A for-clause is a means to specify listener and observer delivery.

ForClauseItem
An item in a for-clause for controlling delivery of result events to listeners and subscribers.

ForClauseKeyword
Keywords for use in the for-clause.

FromClause
The from-clause names the streams to select upon.

GroupByClause
The group-by clause consists of a list of expressions that provide the grouped-by values.

GroupByClauseExpression
Base interface for group-by clause expressions, covers all possible combinations of expressions, parenthesis-expression-combinations, rollup, cube and grouping sets and their parameters.

InExpression
In-expresson checks that a value is in (or not in) a set of values, equivalent to the syntax "color in ('red', 'blue')".

InsertIntoClause
An insert-into clause consists of a stream name and column names and an optional stream selector.

InstanceOfExpression
Instance-of expression checks if an expression returns a certain type.

IntoTableClause
Into-table clause.

Junction
Base junction for conjunction (and) and disjunction (or).

LastEverProjectionExpression
Represents the "lastever" aggregation function.

LastProjectionExpression
Represents the "last" aggregation function.

LikeExpression
SQL-Like expression for matching '%' and '_' wildcard strings following SQL standards.

MatchRecogizePatternElementType
Enum for match recognize pattern atom types.

MatchRecognizeClause
Match-recognize clause.

MatchRecognizeDefine
Define-clause in match-recognize expression.

MatchRecognizeIntervalClause
Interval used within match recognize.

MatchRecognizeRegEx
Interface representing an expression for use in match-recognize.

MatchRecognizeRegExRepeat
Match-recognize pattern descriptor for repetition

MatchRecognizeSkipClause
Skip clause enum for match recognize.

MaxProjectionExpression
Maximum of the (distinct) values returned by an expression.

MaxRowExpression
Maximum-value per-row expression (not aggregating) determines the maximum value among a set of values.

MedianProjectionExpression
Median projection (aggregation) in the distinct and regular form.

MethodInvocationStream
An stream that polls from a method.

MinProjectionExpression
Minimum of the (distinct) values returned by an expression.

MinRowExpression
Minimum-value per-row expression (not aggregating) determines the minimum value among a set of values.

NotExpression
Negates the contained-within subexpression.

OnClause
A clause to delete from a named window based on a triggering event arriving and correlated to the named window events to be deleted.

OnDeleteClause
A clause to delete from a named window based on a triggering event arriving and correlated to the named window events to be deleted.

OnInsertSplitStreamClause
A clause to insert into zero, one or more streams based on criteria.

OnInsertSplitStreamItem
Items within the split-stream syntax to contain a tuple of insert-into, select and where-clause.

OnMergeClause
A clause to insert, update or delete to/from a named window based on a triggering event arriving and correlated to the named window events to be updated.

OnMergeMatchedAction
Marker interface for an on-merge clause action item.

OnMergeMatchItem
As part of on-merge, this represents a single "matched" or "not matched" entry.

OnSelectClause
A clause to delete from a named window based on a triggering event arriving and correlated to the named window events to be deleted.

OnSetClause
A clause to assign new values to variables based on a triggering event arriving.

OnUpdateClause
A clause to update a named window based on a triggering event arriving and correlated to the named window events to be updated.

OrderByClause
An order-by clause consists of expressions and flags indicating if ascending or descending.

OrderByElement
A single entry in an order-by clause consisting of an expression and order ascending or descending flag.

OuterJoinQualifier
Qualifies a join by providing the outer join type (full/left/right) and joined-on properties.

OutputLimitClause
An output limit clause defines how to limit output of statements and consists of a selector specifiying which events to select to output, a frequency and a unit.

OutputLimitSelector
Selector for use in output rate limiting.

OutputLimitUnit
Unit for output rate limiting.

PatternAndExpr
Logical AND for use in pattern expressions.

PatternEveryExpr
Pattern 'every' expression that controls the lifecycle of pattern sub-expressions.

PatternExpr
Interface representing a pattern expression.

PatternExprBase
Abstract base class for all pattern expressions.

PatternExprPrecedenceEnum
Pattern precendences.

PatternFilterExpr
Filter for use in pattern expressions.

PatternFollowedByExpr
Followed-by for use in pattern expressions.

PatternGuardExpr
Guard is the where timer-within pattern object for use in pattern expressions.

PatternMatchUntilExpr
Match-Until construct for use in pattern expressions.

PatternNotExpr
Not-expression for negating a pattern sub-expression for use in pattern expressions.

PatternObserverExpr
Pattern observer expression observes occurances such as timer-at (crontab) and timer-interval.

PatternOrExpr
Logical OR for use in pattern expressions.

PatternStream
A stream of events that is generated by pattern matches.

PlugInProjectionExpression
Represents a plug-in aggregation function.

PreviousExpression
Previous function for obtaining property values of previous events.

PreviousExpressionType
Previous function type.

PriorExpression
Expression representing the prior function.

ProjectedStream
Abstract base class for streams that can be projected via views providing data window, uniqueness or other projections or deriving further information from streams.

PropertyExistsExpression
Property-exists checks if a dynamic property exists.

PropertyValueExpression
Expression returning a property value.

PropertyValueExpressionPair
Pair of expressions with "equals" operator between.

RegExpExpression
Regular expression evaluates a "regexp" regular expression.

RelationalOpExpression
Comparison using one of the relational operators (=, !=, <, <=, >, >=, is, is not).

RowLimitClause
Specification object for a row limit.

ScheduleItemType
Type of schedule item.

SchemaColumnDesc
Descriptor for use in create-schema syntax to define property name and type of an event property.

ScriptExpression
Script-expression is external scripting language expression such as JavaScript, Groovy or MVEL, for example.

SelectClause
A select-clause consists of a list of selection elements (expressions, wildcard(s), stream wildcard and the like) and an optional stream selector.

SelectClauseElement
Item in a select-clause to describe individual select-clause expressions or wildcard(s).

SelectClauseExpression
Part of a select-clause to describe individual select-clause expressions.

SQLStream
An SQL stream that polls via SQL for events via join.

StaticMethodExpression
Static method call consists of a class name and method name.

StddevProjectionExpression
Standard deviation of the (distinct) values returned by an expression.

Stream
An abstract base class for a named or unnamed stream.

StreamSelector
Enumeration for representing selection of the remove stream or the insert stream, or both.

SubqueryExistsExpression
Exists-expression for a set of values returned by a lookup.

SubqueryExpression
Subquery-expression returns values returned by a lookup modelled by a further EPStatementObjectModel.

SubqueryInExpression
In-expression for a set of values returned by a lookup.

SumProjectionExpression
Sum of the (distinct) values returned by an expression.

TimePeriodExpression
Represent an expression

TypeOfExpression
Type-of expression return the type name, as a string value, of the events in the stream if passing a stream name or the fragment event type if passing a property name that results in a fragment event otherwise the class simple name of the expression result or null if the expression returns a null value.

UpdateClause
Specification for the update clause.

View
A view provides a projection upon a stream, such as a data window, grouping or unique.

Classes in com.espertech.esper.client.soda used by com.espertech.esper.core.service

AnnotationPart
Represents a single annotation.

EPStatementObjectModel
Object model of an EPL statement.

Expression
Interface representing an expression for use in select-clauses, where-clauses, having-clauses, order-by clauses and streams based on filters and pattern filter expressions.

MatchRecognizeRegEx
Interface representing an expression for use in match-recognize.

PatternExpr
Interface representing a pattern expression.

Classes in com.espertech.esper.client.soda used by com.espertech.esper.epl.named

StreamSelector
Enumeration for representing selection of the remove stream or the insert stream, or both.

Classes in com.espertech.esper.client.soda used by com.espertech.esper.epl.spec

AnnotationPart
Represents a single annotation.

CreateSchemaClauseTypeDef
Represents a type definition for use with the create-schema syntax for creating a new event type.

EPStatementObjectModel
Object model of an EPL statement.

Expression
Interface representing an expression for use in select-clauses, where-clauses, having-clauses, order-by clauses and streams based on filters and pattern filter expressions.

ExpressionBase
Base expression.

ExpressionPrecedenceEnum
Precendence levels for expressions.

MatchRecognizeRegEx
Interface representing an expression for use in match-recognize.

PatternExpr
Interface representing a pattern expression.

StreamSelector
Enumeration for representing selection of the remove stream or the insert stream, or both.

Classes in com.espertech.esper.client.soda used by com.espertech.esper.pattern

AnnotationPart
Represents a single annotation.

Classes in com.espertech.esper.client.soda used by com.espertech.esper.util

EPStatementObjectModel
Object model of an EPL statement.