oracle.pg.rdbms

Class OraclePgqlResultImpl

java.lang.Object

oracle.pg.rdbms.OraclePgqlResultImpl

All Implemented Interfaces:

OraclePgqlResult

public class OraclePgqlResultImpl
extends java.lang.Object
implements OraclePgqlResult

Holds a single row in a PGQL query result.

Method Summary

Modifier and Type	Method and Description
OraclePgqlColumnDescriptor.Type	getColumnType(int elementIdx) Gets the column type for the result element at given position.
OracleEdge	getEdge(int elementIdx) Gets the Edge object for the result element at given position.
java.util.List<OraclePgqlResultElement>	getResultElements() Returns the List of result elements for this result row
java.lang.Object	getValue(int elementIdx) Gets the value for the result element at given position.
int	getValueType(int elementIdx) Gets the value type for the result element at given position.
OracleVertex	getVertex(int elementIdx) Gets the Vertex object for the result element at given position.
java.lang.String	toString() toString method for debug printing.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Method Detail

getColumnType

public OraclePgqlColumnDescriptor.Type getColumnType(int elementIdx)

Gets the column type for the result element at given position. The first element is at position 1.

Possible values are:

OraclePgqlColumnDescriptor.Type.VERTEX
OraclePgqlColumnDescriptor.Type.EDGE
OraclePgqlColumnDescriptor.Type.VALUE

Specified by:

getColumnType in interface OraclePgqlResult

Parameters:

elementIdx - the result element position

Returns:

the column type

getEdge

public OracleEdge getEdge(int elementIdx)
                   throws OraclePropertyGraphException

Gets the Edge object for the result element at given position. The first element is at position 1.

Specified by:

getEdge in interface OraclePgqlResult

Parameters:

elementIdx - the result element position

Returns:

the OracleEdge oject for this result element

Throws:

OraclePropertyGraphException

getResultElements

public java.util.List<OraclePgqlResultElement> getResultElements()

Returns the List of result elements for this result row

Specified by:

getResultElements in interface OraclePgqlResult

Returns:

the result elements for this result row

getValue

public java.lang.Object getValue(int elementIdx)
                          throws OraclePropertyGraphException

Gets the value for the result element at given position. The first element is at position 1.

Specified by:

getValue in interface OraclePgqlResult

Parameters:

elementIdx - the result element position

Returns:

the result element value

Throws:

OraclePropertyGraphException

getValueType

public int getValueType(int elementIdx)

Gets the value type for the result element at given position. -1 is returned for VERTEX and EDGE result elements. The first element is at position 1.

Value types correspond to values in the T column of the property graph relational schema.

Specified by:

getValueType in interface OraclePgqlResult

Parameters:

elementIdx - the result element position

Returns:

the value type

getVertex

public OracleVertex getVertex(int elementIdx)
                       throws OraclePropertyGraphException

Gets the Vertex object for the result element at given position. The first element is at position 1.

Specified by:

getVertex in interface OraclePgqlResult

Parameters:

elementIdx - the result element position

Returns:

the OracleVertex object for this result element

Throws:

OraclePropertyGraphException

toString

public java.lang.String toString()

toString method for debug printing.

Overrides:

toString in class java.lang.Object

Returns:

String serialization of this result