Package org.h2.index

Class RangeCursor

  • All Implemented Interfaces:
    Cursor
    class RangeCursor
extends java.lang.Object
implements Cursor
    The cursor implementation for the range index.

    • Constructor Summary

      Constructors 
      Constructor Description
      RangeCursor​(long start, long end, long step)  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      Row get()
      Get the complete current row.
      SearchRow getSearchRow()
      Get the current row.
      boolean next()
      Skip to the next row if one is available.
      boolean previous()
      Skip to the previous row if one is available.

      • Methods inherited from class java.lang.Object

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

    • Field Detail

      • beforeFirst

        private boolean beforeFirst

      • current

        private long current

      • currentRow

        private Row currentRow

      • start

        private final long start

      • end

        private final long end

      • step

        private final long step

    • Constructor Detail

      • RangeCursor

        RangeCursor​(long start,
            long end,
            long step)

    • Method Detail

      • get

        public Row get()
        Description copied from interface: Cursor
        Get the complete current row. All column are available.
        Specified by:
        get in interface Cursor
        Returns:
        the complete row

      • getSearchRow

        public SearchRow getSearchRow()
        Description copied from interface: Cursor
        Get the current row. Only the data for indexed columns is available in this row.
        Specified by:
        getSearchRow in interface Cursor
        Returns:
        the search row

      • next

        public boolean next()
        Description copied from interface: Cursor
        Skip to the next row if one is available.
        Specified by:
        next in interface Cursor
        Returns:
        true if another row is available

      • previous

        public boolean previous()
        Description copied from interface: Cursor
        Skip to the previous row if one is available. No filtering is made here.
        Specified by:
        previous in interface Cursor
        Returns:
        true if another row is available