org.apache.calcite.avatica

Class Meta.Signature

java.lang.Object

org.apache.calcite.avatica.Meta.Signature

Enclosing interface:

Meta

public static class Meta.Signature
extends Object

Result of preparing a statement.

Field Summary

Fields

Modifier and Type	Field and Description
List<ColumnMetaData>	columns
Meta.CursorFactory	cursorFactory
Map<String,Object>	internalParameters
List<AvaticaParameter>	parameters
String	sql

Constructor Summary

Constructors

Constructor and Description
Meta.Signature(List<ColumnMetaData> columns, String sql, List<AvaticaParameter> parameters, Map<String,Object> internalParameters, Meta.CursorFactory cursorFactory) Creates a Signature.

Method Summary

Methods

Modifier and Type	Method and Description
static Meta.Signature	create(List<ColumnMetaData> columns, String sql, List<AvaticaParameter> parameters, Meta.CursorFactory cursorFactory) Used by Jackson to create a Signature by de-serializing JSON.
Meta.Signature	sanitize() Creates a copy of this Signature with null lists and maps converted to empty.
Meta.Signature	setCursorFactory(Meta.CursorFactory cursorFactory) Returns a copy of this Signature, substituting given CursorFactory.

Methods inherited from class java.lang.Object

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

Field Detail

columns

public final List<ColumnMetaData> columns

sql

public final String sql

parameters

public final List<AvaticaParameter> parameters

internalParameters

public final transient Map<String,Object> internalParameters

cursorFactory

public final Meta.CursorFactory cursorFactory

Constructor Detail

Meta.Signature

public Meta.Signature(List<ColumnMetaData> columns,
              String sql,
              List<AvaticaParameter> parameters,
              Map<String,Object> internalParameters,
              Meta.CursorFactory cursorFactory)

Creates a Signature.

Method Detail

create

public static Meta.Signature create(List<ColumnMetaData> columns,
                    String sql,
                    List<AvaticaParameter> parameters,
                    Meta.CursorFactory cursorFactory)

Used by Jackson to create a Signature by de-serializing JSON.

setCursorFactory

public Meta.Signature setCursorFactory(Meta.CursorFactory cursorFactory)

Returns a copy of this Signature, substituting given CursorFactory.

sanitize

public Meta.Signature sanitize()

Creates a copy of this Signature with null lists and maps converted to empty.