Package nexj.core.meta.persistence.sql

Examples of nexj.core.meta.persistence.sql.RelationalSchema

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    * Appends SQL for renaming an index to the SQL appender and upgrades the metadata.
    * @param step The rename index step.
    */
   protected void renameIndex(RenameIndexStep step)
   {
      RelationalSchema schema = m_state.getSchema();
      Index oldIndex = schema.getIndex(step.getOldName()).getTable().cloneTemporary()
                          .getIndex(step.getOldName());

      step.apply(m_state);

      renameIndex(step.getIndex(), oldIndex);
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    * Appends SQL for dropping an index to the SQL appender and upgrades the metadata.
    * @param step The drop index step.
    */
   protected void dropIndex(DropIndexStep step)
   {
      RelationalSchema schema = m_state.getSchema();
      Index index = schema.getIndex(step.getName());

      if (!index.isAspect())
      {
         if (index.getTable().isAspect())
         {
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   /**
    * @see nexj.core.meta.persistence.sql.upgrade.RelationalSchemaUpgradeStep#apply(nexj.core.meta.persistence.sql.upgrade.RelationalSchemaUpgradeState)
    */
   public void apply(RelationalSchemaUpgradeState state)
   {
      RelationalSchema schema = state.getSchema();
      Table table = schema.getTable(m_sTableName);

      m_column = table.getColumn(m_sName);
      table.removeColumn(m_column);

      if (table.isAspect())
      {
         for (Iterator itr = schema.getTableIterator(); itr.hasNext();)
         {
            Table pointcut = (Table)itr.next();

            if (pointcut.hasAspect(table))
            {
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    * Appends SQL for removing an index aspect to the SQL appender and upgrades the metadata.
    * @param step The remove index aspect step.
    */
   protected void removeIndexAspect(RemoveIndexAspectStep step)
   {
      RelationalSchema schema = m_state.getSchema();
      Index aspect = schema.getIndex(step.getAspectName());
      List pointcutList = new ArrayList();

      for (Iterator itr = step.getPointcutIterator(schema.getIndexIterator()); itr.hasNext();)
      {
         Index index = (Index)itr.next();

         if (index.hasAspect(aspect))
         {
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   /**
    * @see nexj.core.meta.persistence.sql.upgrade.RelationalSchemaUpgradeStep#apply(nexj.core.meta.persistence.sql.upgrade.RelationalSchemaUpgradeState)
    */
   public void apply(RelationalSchemaUpgradeState state)
   {
      RelationalSchema schema = state.getSchema();

      m_index = schema.getIndex(m_sAspectName);

      if (m_index.getType() != Index.ASPECT)
      {
         throw new MetadataException("err.meta.indexAspectUpgradeType", new Object[]{m_sAspectName});
      }
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    */
   public void undo(RelationalSchemaUpgradeState state)
   {
      if (!state.containsIndex(m_sAspectName))
      {
         RelationalSchema schema = state.getSchema();

         m_index = schema.findIndex(m_sAspectName);

         if (m_index != null)
         {
            if (m_index.getType() != Index.ASPECT)
            {
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   /**
    * @see nexj.core.meta.persistence.sql.upgrade.RelationalSchemaUpgradeStep#apply(nexj.core.meta.persistence.sql.upgrade.RelationalSchemaUpgradeState)
    */
   public void apply(RelationalSchemaUpgradeState state)
   {
      RelationalSchema schema = state.getSchema();
      Table table = schema.getTable(m_sTableName);

      m_column = table.getColumn(m_outline.getName());
      m_outline.copyTo(m_column);

      if (table.isAspect())
      {
         for (Iterator itr = schema.getTableIterator(); itr.hasNext();)
         {
            Table pointcut = (Table)itr.next();

            if (pointcut.hasAspect(table))
            {
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   /**
    * @see nexj.core.meta.persistence.sql.upgrade.RelationalSchemaUpgradeStep#apply(nexj.core.meta.persistence.sql.upgrade.RelationalSchemaUpgradeState)
    */
   public void apply(RelationalSchemaUpgradeState state)
   {
      RelationalSchema schema = state.getSchema();

      m_table = schema.getTable(m_sAspectName);

      if (m_table.getType() != Table.ASPECT)
      {
         throw new MetadataException("err.meta.tableAspectUpgradeType", new Object[]{m_sAspectName});
      }
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    */
   public void undo(RelationalSchemaUpgradeState state)
   {
      if (!state.containsTable(m_sAspectName))
      {
         RelationalSchema schema = state.getSchema();

         m_table = schema.getTable(m_sAspectName);

         if (m_table.getType() != Table.ASPECT)
         {
            throw new MetadataException("err.meta.tableAspectUpgradeType", new Object[]{m_sAspectName});
         }
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      if (dataSource instanceof RelationalDatabase)
      {
         RelationalDatabase database = (RelationalDatabase)dataSource;
         SQLAdapter adapter = (SQLAdapter)database.getComponent().getInstance(m_context);
         SQLSchemaManager manager = adapter.createSchemaManager(database);
         RelationalSchema schema = (RelationalSchema)database.getSchema();
         String sOrigFragment = m_context.getFragmentName();
         Connection connection = null;

         try
         {
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Related Classes of nexj.core.meta.persistence.sql.RelationalSchema

  • nexj.core.admin.etl.DataLoader
  • nexj.core.meta.Attribute
  • nexj.core.meta.Component
  • nexj.core.meta.Metaclass
  • nexj.core.meta.persistence.sql.upgrade.AlterColumnStep
  • nexj.core.meta.persistence.sql.upgrade.ApplyIndexAspectStep
  • nexj.core.meta.persistence.sql.upgrade.ApplyTableAspectStep
  • nexj.core.meta.persistence.sql.upgrade.CreateColumnStep
  • nexj.core.meta.persistence.sql.upgrade.CreateIndexStep
  • nexj.core.meta.persistence.sql.upgrade.CreateObjectStep
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