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Oracle TopLink Developer's Guide 10g Release 3 (10.1.3) B13593-01 |
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# Understanding Data Access API

This section describes the following:

- Login Inheritance Hierarchy

- Platform Inheritance Hierarchy

## Login Inheritance Hierarchy

Example 84-2 illustrates the login types that are derived from abstract class `oracle.toplink.sessions.DatasourceLogin`.

Example 84-2 Login Inheritance Hierarchy

    class oracle.toplink.sessions.DatasourceLogin
        class oracle.toplink.sessions.DatabaseLogin
        class oracle.toplink.eis.EISLogin

## Platform Inheritance Hierarchy

Example 84-3 illustrates the platform type class hierarchy.

Example 84-3 Platform Inheritance Hierarchy

    oracle.toplink.platform.database
        AccessPlatform    AttunityPlatform    CloudscapePlatform    DatabasePlatform    DB2MainframePlatform    DB2Platform    DBasePlatform    HSQLPlatform    InformixPlatform    PointBasePlatform    SQLAnyWherePlatform    SQLServerPlatform    SybasePlatform
    oracle.toplink.platform.database.oracle
        Oracle8Platform    Oracle9Platform    OraclePlatform