Package oracle.sql.json

Class OracleJsonDatum

java.lang.Object

oracle.sql.Datum

oracle.sql.json.OracleJsonDatum

All Implemented Interfaces:

Serializable

public class OracleJsonDatum
extends Datum

Represents a JSON type value and holds Oracle binary JSON.

Instances of OracleJsonDatum can be used with JDBC methods such as OracleResultSet.getOracleObject(int) and OraclePreparedStatement.setOracleObject(int, Datum) that accept and return Datum. The primary use case for OracleJsonDatum is to obtain raw Oracle binary JSON directly from a query result. For example:

    ResultSet rs = stmt.executeQuery("select jsonCol from mytbl");
    rs.next();
    OracleJsonDatum datum = rs.getObject(1, OracleJsonDatum.class);
    byte[] binaryJson = datum.shareBytes();
    ...
  

See Also:

Serialized Form

Field Summary

Fields inherited from class oracle.sql.Datum

ojiOracleDatumWithConnection, targetDatum

Constructor Summary

Constructors

Constructor	Description
OracleJsonDatum(byte[] binaryJson)	Creates a new datum with the given byte array containing Oracle binary JSON.

Method Summary

Modifier and Type	Method	Description
boolean	isConvertibleTo(Class arg0)	Determines if datum object can be converted to a particular class
Object	makeJdbcArray(int size)	Returns a JDBC array representation of the datum
Object	toJdbc()	Returns the JDBC representation of the datum object

Methods inherited from class oracle.sql.Datum

asciiStreamValue, bigDecimalValue, binaryStreamValue, booleanValue, bytesEqual, bytesHashCode, byteValue, characterStreamValue, compareBytes, dateValue, doubleValue, equals, floatValue, getBytes, getConnectionDuringExceptionHandling, getLength, getStream, intValue, isNull, longValue, setBytes, setShareBytes, shareBytes, stringValue, stringValue, timestampValue, timestampValue, timeValue, timeValue, toClass

Methods inherited from class java.lang.Object

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

Constructor Detail

OracleJsonDatum

public OracleJsonDatum(byte[] binaryJson)

Creates a new datum with the given byte array containing Oracle binary JSON.

Parameters:

binaryJson - binary JSON to be stored in the datum

Method Detail

isConvertibleTo

public boolean isConvertibleTo(Class arg0)

Description copied from class: Datum

Determines if datum object can be converted to a particular class

Specified by:

isConvertibleTo in class Datum

Parameters:

arg0 - Class to convert to

Returns:

true, if conversion to cls is permitted false, if conversion to cls is not permitted

makeJdbcArray

public Object makeJdbcArray(int size)

Description copied from class: Datum

Returns a JDBC array representation of the datum

Specified by:

makeJdbcArray in class Datum

Parameters:

size - size of the array

Returns:

an object containing the JDBC array value

toJdbc

public Object toJdbc()
              throws SQLException

Description copied from class: Datum

Returns the JDBC representation of the datum object

Specified by:

toJdbc in class Datum

Returns:

an object containing the JDBC value

Throws:

SQLException - if conversion to JDBC representation results in an error