org.postgresql.pljava.internal
Class Tuple

java.lang.Object
  org.postgresql.pljava.internal.JavaWrapper
      org.postgresql.pljava.internal.Tuple

public class Tuple
extends JavaWrapper

The Tuple correspons to the internal PostgreSQL HeapTuple.

Author:

Thomas Hallgren

Method Summary

protected void	_free(long pointer) Calls the backend function heap_freetuple(HeapTuple tuple)
Object	getObject(TupleDesc tupleDesc, int index) Obtains a value from the underlying native HeapTuple structure.

Methods inherited from class org.postgresql.pljava.internal.JavaWrapper

finalize, getNativePointer

Methods inherited from class java.lang.Object

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

Method Detail

getObject

public Object getObject(TupleDesc tupleDesc,
                        int index)
                 throws SQLException

Obtains a value from the underlying native HeapTuple structure.

Parameters:

tupleDesc - The Tuple descriptor for this instance.

index - Index of value in the structure (one based).

Returns:

The value or null.

Throws:

SQLException - If the underlying native structure has gone stale.

_free

protected void _free(long pointer)

Calls the backend function heap_freetuple(HeapTuple tuple)

Overrides:

_free in class JavaWrapper

Parameters:

pointer - The native pointer to the source HeapTuple