Class LoadExternalSchemaTransformer

java.lang.Object
org.apache.torque.templates.transformer.LoadExternalSchemaTransformer
All Implemented Interfaces:
SourceTransformer

public class LoadExternalSchemaTransformer extends Object implements SourceTransformer
A SourceTransformer which loads the external schemata tables and views into the current graph.
Version:
$Id: LoadExternalSchemaTransformer.java 1927531 2025-07-30 09:01:36Z gk $
  • Constructor Details

    • LoadExternalSchemaTransformer

      public LoadExternalSchemaTransformer()
      Standard constructor.
    • LoadExternalSchemaTransformer

      public LoadExternalSchemaTransformer(File baseDir)
      Constructor to override base dir.
      Parameters:
      baseDir - the new base dir.
  • Method Details

    • transform

      public SourceElement transform(Object modelRoot, ControllerState controllerState) throws SourceTransformerException
      Loads the external schemata tables into the current graph. The external database element is added as child of the external-schema element. Also, an all-tables child element is added to the root element, which is filled with all tables from the external schema plus its own tables.
      Specified by:
      transform in interface SourceTransformer
      Parameters:
      modelRoot - the database root element of the source tree, not null.
      controllerState - the controller state, not null.
      Returns:
      SourceElement
      Throws:
      SourceTransformerException - if the transformation fails.
    • transform

      public Database transform(Database database, ControllerState controllerState) throws SourceTransformerException
      Loads the external schemata tables into the current graph. The external database element is added as child of the external-schema element. Also, an all-tables child element is added to the root element, which is filled with all tables from the external schema plus its own tables.
      Parameters:
      database - the database root element of the source tree, not null.
      controllerState - the controller state, not null.
      Returns:
      Database object
      Throws:
      SourceTransformerException - if the transformation fails.