Package org.postgresql.pljava.example.annotation

Class UDTScalarIOTest

java.lang.Object

org.postgresql.pljava.example.annotation.UDTScalarIOTest

All Implemented Interfaces:

SQLData

@SQLAction(requires="udtscalariotest type",
           install="SELECT CAST(\'\' AS javatest.udtscalariotest)")
@BaseUDT(schema="javatest",
         provides="udtscalariotest type")
public class UDTScalarIOTest
extends Object
implements SQLData

A special user-defined type simply to exercise the I/O routines.

There is only one 'value' of this type. Its text representation is an empty string. Its binary representation is a sequence of fixed values in all the supported JDBC data types, which it writes on output, and reads/verifies on input.

Constructor Summary

Constructors

Constructor	Description
UDTScalarIOTest()

Method Summary

Modifier and Type	Method	Description
String	getSQLTypeName()
static UDTScalarIOTest	parse(String input, String typeName)
void	readSQL(SQLInput stream, String typeName)
String	toString()
void	writeSQL(SQLOutput stream)

Methods inherited from class java.lang.Object

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

Constructor Detail

UDTScalarIOTest

public UDTScalarIOTest()

Method Detail

parse

@Function(effects=IMMUTABLE,
          onNullInput=RETURNS_NULL)
public static UDTScalarIOTest parse(String input,
                                    String typeName)
                             throws SQLException

Throws:

SQLException

toString

@Function(effects=IMMUTABLE,
          onNullInput=RETURNS_NULL)
public String toString()

Overrides:

toString in class Object

getSQLTypeName

public String getSQLTypeName()

Specified by:

getSQLTypeName in interface SQLData

writeSQL

@Function(effects=IMMUTABLE,
          onNullInput=RETURNS_NULL)
public void writeSQL(SQLOutput stream)
              throws SQLException

Specified by:

writeSQL in interface SQLData

Throws:

SQLException

readSQL

@Function(effects=IMMUTABLE,
          onNullInput=RETURNS_NULL)
public void readSQL(SQLInput stream,
                    String typeName)
             throws SQLException

Specified by:

readSQL in interface SQLData

Throws:

SQLException