Package dev.frostlake.jdbc

Class DirectStruct

java.lang.Object

dev.frostlake.jdbc.DirectStruct

All Implemented Interfaces:

Struct

public class DirectStruct
extends Object
implements Struct

JDBC Struct implementation for Frostlake SQL Engine. Represents SQL STRUCT/ROW type with named fields.

Constructor Summary

Constructors

Constructor	Description
DirectStruct(String typeName, String[] attributeNames, Object[] attributes)	Create a Struct from attribute names and values
DirectStruct(String typeName, Map<String,Object> fields)	Create a Struct from a Map of field names to values

Method Summary

Modifier and Type	Method	Description
Map<String,Object>	asMap()	Get this struct as a Map
void	free()
Object	getAttribute(int index)	Get a specific attribute by index (1-based)
Object	getAttribute(String name)	Get a specific attribute by name
String[]	getAttributeNames()	Get the attribute names (field names) of this struct
Object[]	getAttributes()
Object[]	getAttributes(Map<String,Class<?>> map)
String	getSQLTypeName()
int	size()	Get the number of attributes in this struct
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Details

DirectStruct

public DirectStruct(String typeName,
 String[] attributeNames,
 Object[] attributes)

Create a Struct from attribute names and values

DirectStruct

public DirectStruct(String typeName,
 Map<String,Object> fields)

Create a Struct from a Map of field names to values

Method Details

getSQLTypeName

public String getSQLTypeName()
                      throws SQLException

Specified by:

getSQLTypeName in interface Struct

Throws:

SQLException

getAttributes

public Object[] getAttributes()
                       throws SQLException

Specified by:

getAttributes in interface Struct

Throws:

SQLException

getAttributes

public Object[] getAttributes(Map<String,Class<?>> map)
                       throws SQLException

Specified by:

getAttributes in interface Struct

Throws:

SQLException

getAttributeNames

public String[] getAttributeNames()
                           throws SQLException

Get the attribute names (field names) of this struct

Throws:

SQLException

getAttribute

public Object getAttribute(String name)
                    throws SQLException

Get a specific attribute by name

Throws:

SQLException

getAttribute

public Object getAttribute(int index)
                    throws SQLException

Get a specific attribute by index (1-based)

Throws:

SQLException

asMap

public Map<String,Object> asMap()
                         throws SQLException

Get this struct as a Map

Throws:

SQLException

size

public int size()
         throws SQLException

Get the number of attributes in this struct

Throws:

SQLException

toString

public String toString()

Overrides:

toString in class Object

free

public void free()
          throws SQLException

Throws:

SQLException