Package | Description |
---|---|
com.espertech.esper.epl.parse |
Parsers and AST tree walkers and helper classes transforming AST into business objects
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com.espertech.esper.epl.property |
Classes for handling events-within-events.
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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.filter |
Main switchboard filtering and routing of incoming events to interested statements is performed in this package.
|
Modifier and Type | Method and Description |
---|---|
static CreateContextDesc |
ASTContextHelper.walkCreateContext(EsperEPL2GrammarParser.CreateContextExprContext ctx,
Map<org.antlr.v4.runtime.tree.Tree,ExprNode> astExprNodeMap,
Map<org.antlr.v4.runtime.tree.Tree,EvalFactoryNode> astPatternNodeMap,
PropertyEvalSpec propertyEvalSpec,
FilterSpecRaw filterSpec) |
static FilterSpecRaw |
ASTFilterSpecHelper.walkFilterSpec(EsperEPL2GrammarParser.EventFilterExpressionContext ctx,
PropertyEvalSpec propertyEvalSpec,
Map<org.antlr.v4.runtime.tree.Tree,ExprNode> astExprNodeMap) |
Modifier and Type | Method and Description |
---|---|
static PropertyEvaluator |
PropertyEvaluatorFactory.makeEvaluator(PropertyEvalSpec spec,
EventType sourceEventType,
String optionalSourceStreamName,
EventAdapterService eventAdapterService,
EngineImportService engineImportService,
TimeProvider timeProvider,
VariableService variableService,
TableService tableService,
String engineURI,
int statementId,
String statementName,
Annotation[] annotations,
Collection<Integer> assignedTypeNumberStack,
ConfigurationInformation configuration,
NamedWindowMgmtService namedWindowMgmtService,
StatementExtensionSvcContext statementExtensionSvcContext) |
Modifier and Type | Method and Description |
---|---|
PropertyEvalSpec |
FilterSpecRaw.getOptionalPropertyEvalSpec()
Returns the property evaluation specification, if any, or null if no properties evaluated.
|
PropertyEvalSpec |
OnTriggerSplitStreamFromClause.getPropertyEvalSpec() |
Modifier and Type | Method and Description |
---|---|
void |
OnTriggerSplitStreamFromClause.setPropertyEvalSpec(PropertyEvalSpec propertyEvalSpec) |
Constructor and Description |
---|
FilterSpecRaw(String eventTypeName,
List<ExprNode> filterExpressions,
PropertyEvalSpec optionalPropertyEvalSpec)
Ctor.
|
OnTriggerSplitStreamFromClause(PropertyEvalSpec propertyEvalSpec,
String optionalStreamName) |
Modifier and Type | Method and Description |
---|---|
static FilterSpecCompiled |
FilterSpecCompiler.build(List<ExprNode> validatedNodes,
EventType eventType,
String eventTypeName,
PropertyEvalSpec optionalPropertyEvalSpec,
LinkedHashMap<String,Pair<EventType,String>> taggedEventTypes,
LinkedHashMap<String,Pair<EventType,String>> arrayEventTypes,
StreamTypeService streamTypeService,
String optionalStreamName,
StatementContext stmtContext,
Collection<Integer> assignedTypeNumberStack) |
static FilterSpecCompiled |
FilterSpecCompiler.buildNoStmtCtx(List<ExprNode> validatedFilterNodes,
EventType eventType,
String eventTypeName,
PropertyEvalSpec optionalPropertyEvalSpec,
LinkedHashMap<String,Pair<EventType,String>> taggedEventTypes,
LinkedHashMap<String,Pair<EventType,String>> arrayEventTypes,
StreamTypeService streamTypeService,
String optionalStreamName,
Collection<Integer> assignedTypeNumberStack,
ExprEvaluatorContext exprEvaluatorContext,
int statementId,
String statementName,
Annotation[] annotations,
ContextDescriptor contextDescriptor,
EngineImportService engineImportService,
EventAdapterService eventAdapterService,
FilterBooleanExpressionFactory filterBooleanExpressionFactory,
TimeProvider timeProvider,
VariableService variableService,
TableService tableService,
ConfigurationInformation configurationInformation,
NamedWindowMgmtService namedWindowMgmtService,
StatementExtensionSvcContext statementExtensionSvcContext) |
static FilterSpecCompiled |
FilterSpecCompiler.makeFilterSpec(EventType eventType,
String eventTypeName,
List<ExprNode> filterExpessions,
PropertyEvalSpec optionalPropertyEvalSpec,
LinkedHashMap<String,Pair<EventType,String>> taggedEventTypes,
LinkedHashMap<String,Pair<EventType,String>> arrayEventTypes,
StreamTypeService streamTypeService,
String optionalStreamName,
StatementContext statementContext,
Collection<Integer> assignedTypeNumberStack)
Factory method for compiling filter expressions into a filter specification
for use with filter service.
|