Examples of java.sql.ResultSet.rowDeleted()

java.sql.ResultSet.rowDeleted()
Indicates whether a row has been deleted. This method depends on whether the JDBC driver and database can detect deletions. @return true if a row has been deleted and if deletions are detected,false otherwise. @throws SQLException if a database error happens

        }
      }
      // Delete holes are manifest as a row consisting of a non-null
      // SQLCARD and a null data group. The SQLCARD has a warning
      // SQLSTATE of 02502
      if (rs != null && rs.rowDeleted()) {
        SQLWarning w = new SQLWarning("", SQLState.ROW_DELETED,
            ExceptionSeverity.WARNING_SEVERITY);
        if (sqlw != null) {
          sqlw.setNextWarning(w);
        } else {

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      // if we were asked not to return data, mark QRYDTA null; do not
      // return yet, need to make rowCount right
      // if the row has been deleted return QRYDTA null (delete hole)
      boolean noRetrieveRS = (rs != null && 
          (!stmt.getQryrtndta() || rs.rowDeleted()));
      if (noRetrieveRS)
        writer.writeByte(0xFF);  //QRYDTA null indicator: IS NULL
      else
        writer.writeByte(0);  //QRYDTA null indicator: not null

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            assertTrue(rs2.last());
            assertEquals(17, rs2.getInt(1));
            assertEquals("NEW LINE 17", rs2.getString(3));
            rs.deleteRow();
            rs2.refreshRow();
            assertTrue(rs2.rowDeleted());
            rs2.close();
            stmt2.close();
            rs.close();
            stmt.close();
        } finally {

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        }
      }
      // Delete holes are manifest as a row consisting of a non-null
      // SQLCARD and a null data group. The SQLCARD has a warning
      // SQLSTATE of 02502
      if (rs != null && rs.rowDeleted()) {
        SQLWarning w = new SQLWarning("", SQLState.ROW_DELETED,
            ExceptionSeverity.WARNING_SEVERITY);
        if (sqlw != null) {
          sqlw.setNextWarning(w);
        } else {

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      // if we were asked not to return data, mark QRYDTA null; do not
      // return yet, need to make rowCount right
      // if the row has been deleted return QRYDTA null (delete hole)
      boolean noRetrieveRS = (rs != null && 
          (!stmt.getQryrtndta() || rs.rowDeleted()));
      if (noRetrieveRS)
        writer.writeByte(0xFF);  //QRYDTA null indicator: IS NULL
      else
        writer.writeByte(0);  //QRYDTA null indicator: not null

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        }
      }
      // Delete holes are manifest as a row consisting of a non-null
      // SQLCARD and a null data group. The SQLCARD has a warning
      // SQLSTATE of 02502
      if (rs != null && rs.rowDeleted()) {
        SQLWarning w = new SQLWarning("", SQLState.ROW_DELETED,
            ExceptionSeverity.WARNING_SEVERITY);
        if (sqlw != null) {
          sqlw.setNextWarning(w);
        } else {

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      // if we were asked not to return data, mark QRYDTA null; do not
      // return yet, need to make rowCount right
      // if the row has been deleted return QRYDTA null (delete hole)
      boolean noRetrieveRS = (rs != null && 
          (!stmt.getQryrtndta() || rs.rowDeleted()));
      if (noRetrieveRS)
        writer.writeByte(0xFF);  //QRYDTA null indicator: IS NULL
      else
        writer.writeByte(0);  //QRYDTA null indicator: not null

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        assertTrue("Expected rowUpdated() to return true", rs.rowUpdated());
        rs.deleteRow();
        rs.next();
        rs.previous();
        assertTrue("Expected rowUpdated() to return true", rs.rowUpdated());
        assertTrue("Expected rowDeleted() to return true", rs.rowDeleted());
        rs.next();
        assertFalse("Expected rowUpdated() to return false", rs.rowUpdated());
        assertFalse("Expected rowDeleted() to return false", rs.rowDeleted());
        rs.previous();
        assertTrue("Expected rowUpdated() to return true", rs.rowUpdated());

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        rs.previous();
        assertTrue("Expected rowUpdated() to return true", rs.rowUpdated());
        assertTrue("Expected rowDeleted() to return true", rs.rowDeleted());
        rs.next();
        assertFalse("Expected rowUpdated() to return false", rs.rowUpdated());
        assertFalse("Expected rowDeleted() to return false", rs.rowDeleted());
        rs.previous();
        assertTrue("Expected rowUpdated() to return true", rs.rowUpdated());
        assertTrue("Expected rowDeleted() to return true", rs.rowDeleted());
        rs.close();
        s.close();

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        rs.next();
        assertFalse("Expected rowUpdated() to return false", rs.rowUpdated());
        assertFalse("Expected rowDeleted() to return false", rs.rowDeleted());
        rs.previous();
        assertTrue("Expected rowUpdated() to return true", rs.rowUpdated());
        assertTrue("Expected rowDeleted() to return true", rs.rowDeleted());
        rs.close();
        s.close();
    }

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