Module eclipselink
Package org.eclipse.persistence.platform.database.oracle

Class Oracle21Platform

  • All Implemented Interfaces:
    Serializable, Cloneable, org.eclipse.persistence.internal.core.databaseaccess.CorePlatform<org.eclipse.persistence.internal.helper.ConversionManager>, org.eclipse.persistence.internal.databaseaccess.Platform, DDLPlatform
    Direct Known Subclasses:
    Oracle23Platform
    public class Oracle21Platform
extends Oracle19Platform

    Purpose: Supports certain new Oracle 21c data types, and usage of certain Oracle JDBC specific APIs.

    Supports Oracle JSON data type.

    Supports Oracle OracleJsonValue derived Java types.

    See Also:
    Serialized Form

    • Constructor Detail

      • Oracle21Platform

        public Oracle21Platform()
        Creates an instance of Oracle 21c database platform.

    • Method Detail

      • buildClassTypes

        protected Map<String,​Class<?>> buildClassTypes()
        Build the mapping of Oracle 21c database types to class types for the schema framework.
        Overrides:
        buildClassTypes in class Oracle9Platform
        Returns:
        database types to class types Map for the schema framework

      • buildFieldTypes

        protected Hashtable<Class<?>,​org.eclipse.persistence.internal.databaseaccess.FieldTypeDefinition> buildFieldTypes()
        Build the mapping of class types to Oracle 21c database types for the schema framework.
        Overrides:
        buildFieldTypes in class Oracle10Platform
        Returns:
        Hashtable mapping class types to database types for the schema framework

      • convertObject

        public <T> T convertObject​(Object sourceObject,
                           Class<T> javaClass,
                           org.eclipse.persistence.internal.sessions.AbstractSession session)
                    throws ConversionException,
                           DatabaseException
        INTERNAL: Allow for conversion from the Oracle type to the Java type. Used in cases when DB connection is needed like BLOB, CLOB.
        Specified by:
        convertObject in interface org.eclipse.persistence.internal.core.databaseaccess.CorePlatform<org.eclipse.persistence.internal.helper.ConversionManager>
        Overrides:
        convertObject in class org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform
        Parameters:
        sourceObject - the object that must be converted
        javaClass - the class that the object must be converted to
        session - current database session
        Returns:
        the newly converted object
        Throws:
        ConversionException - all exceptions will be thrown as this type.
        DatabaseException

      • setParameterValueInDatabaseCall

        public void setParameterValueInDatabaseCall​(Object parameter,
                                            PreparedStatement statement,
                                            int index,
                                            org.eclipse.persistence.internal.sessions.AbstractSession session)
                                     throws SQLException
        INTERNAL Set the parameter in the JDBC statement at the given index. This support a wide range of different parameter types, and is heavily optimized for common types. Handles Postgres specific PGobject instances.
        Overrides:
        setParameterValueInDatabaseCall in class Oracle9Platform
        Parameters:
        parameter - the parameter to set
        statement - target PreparedStatement instance
        index - index of the parameter in the statement
        session - current database session
        Throws:
        SQLException

      • setParameterValueInDatabaseCall

        public void setParameterValueInDatabaseCall​(Object parameter,
                                            CallableStatement statement,
                                            String name,
                                            org.eclipse.persistence.internal.sessions.AbstractSession session)
                                     throws SQLException
        INTERNAL Set the parameter in the JDBC statement at the given index. This support a wide range of different parameter types, and is heavily optimized for common types. Handles Postgres specific PGobject instances.
        Overrides:
        setParameterValueInDatabaseCall in class Oracle9Platform
        Parameters:
        parameter - the parameter to set
        statement - target CallableStatement instance
        name - name of the parameter in the statement
        session - current database session
        Throws:
        SQLException

      • isOracle21

        public boolean isOracle21()
        INTERNAL: Check whether current platform is Oracle 21c or later.
        Specified by:
        isOracle21 in interface org.eclipse.persistence.internal.databaseaccess.Platform
        Overrides:
        isOracle21 in class org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform
        Returns:
        Always returns true for instances of Oracle 21c platform.
        Since:
        4.0.8