com.espertech.esper.epl.spec

Class InsertIntoDesc

java.lang.Object

com.espertech.esper.epl.spec.InsertIntoDesc

All Implemented Interfaces:

MetaDefItem, Serializable

public class InsertIntoDesc
extends Object
implements MetaDefItem, Serializable

Descriptor generated by INSERT-INTO clauses specified in expressions to insert the results of statement as a stream to further statements.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
InsertIntoDesc(SelectClauseStreamSelectorEnum streamSelector, String eventTypeName) Ctor.

Method Summary

Modifier and Type	Method and Description
void	add(String columnName) Add a column name to the insert-into clause.
static InsertIntoDesc	fromColumns(String streamName, List<String> columns)
List<String>	getColumnNames() Returns a list of column names specified optionally in the insert-into clause, or empty if none specified.
String	getEventTypeName() Returns name of event type to use for insert-into stream.
SelectClauseStreamSelectorEnum	getStreamSelector() Returns the stream(s) selected for inserting into.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

InsertIntoDesc

public InsertIntoDesc(SelectClauseStreamSelectorEnum streamSelector,
                      String eventTypeName)

Ctor.

Parameters:

streamSelector - selects insert, remove or insert+remove stream

eventTypeName - is the event type name

Method Detail

getStreamSelector

public SelectClauseStreamSelectorEnum getStreamSelector()

Returns the stream(s) selected for inserting into.

Returns:

stream selector

getEventTypeName

public String getEventTypeName()

Returns name of event type to use for insert-into stream.

Returns:

event type name

getColumnNames

public List<String> getColumnNames()

Returns a list of column names specified optionally in the insert-into clause, or empty if none specified.

Returns:

column names or empty list if none supplied

add

public void add(String columnName)

Add a column name to the insert-into clause.

Parameters:

columnName - to add

fromColumns

public static InsertIntoDesc fromColumns(String streamName,
                                         List<String> columns)