Class TagFilter

java.lang.Object
org.apache.derby.iapi.sql.compile.TagFilter
All Implemented Interfaces:
VisitableFilter
public class TagFilter extends Object implements VisitableFilter
Filter which passes Visitables which have been marked with a given tag.

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    private String
    _tag
    ////////////////////////////////////////////////////////////////////////
    static final String
    NEED_PRIVS_FOR_UPDATE_STMT
    Tag placed on QueryTreeNodes which need privilege checks for UPDATE statements
    static final String
    ORIG_UPDATE_COL
    Tag placed on the original ColumnReferences in an UPDATE, before unreferenced columns are added

  • Constructor Summary

    Constructors
    Constructor
    Description
    TagFilter(String tag)
    Construct a filter for the given tag.

  • Method Summary

    Modifier and Type
    Method
    Description
    boolean
    accept(Visitable visitable)
    ////////////////////////////////////////////////////////////////////////

    Methods inherited from class Object

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

  • Field Details

    • NEED_PRIVS_FOR_UPDATE_STMT

      public static final String NEED_PRIVS_FOR_UPDATE_STMT
      Tag placed on QueryTreeNodes which need privilege checks for UPDATE statements
      See Also:

    • ORIG_UPDATE_COL

      public static final String ORIG_UPDATE_COL
      Tag placed on the original ColumnReferences in an UPDATE, before unreferenced columns are added
      See Also:

    • _tag

      private String _tag
      ////////////////////////////////////////////////////////////////////////

  • Constructor Details

    • TagFilter

      public TagFilter(String tag)
      Construct a filter for the given tag.

  • Method Details