Examples of java.sql.ResultSet.updateCharacterStream()

java.sql.ResultSet.updateCharacterStream()
Updates a column specified by a column index with a character stream value. @param columnIndex the index of the column to update @param x the new value for the specified column @param length the length of data to write from the stream @throws SQLException if a database error happens

        rs.updateDouble(10, 0.0);
        rs.updateFloat(11, (float) 0.0);
        rs.updateLong(12, 0L);
        rs.updateObject(13, null);
        rs.updateShort(14, (short) 0);
        rs.updateCharacterStream(15, new StringReader("test"), 0);
        rs.updateBinaryStream(16, new ByteArrayInputStream(new byte[] { (byte) 0xff, 0x00 }), 0);
        rs.insertRow();


        rs.moveToInsertRow();
        rs.updateInt("ID", 2);

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        rs.updateFloat("R", (float) 2.5);
        rs.updateLong("L", Long.MAX_VALUE);
        rs.updateObject("O_I", 10);
        rs.updateShort("SH", Short.MIN_VALUE);
        // auml, ouml, uuml
        rs.updateCharacterStream("CL", new StringReader("\u00ef\u00f6\u00fc"), 0);
        rs.updateBinaryStream("BL", new ByteArrayInputStream(new byte[] { (byte) 0xab, 0x12 }), 0);
        rs.insertRow();


        rs = stat.executeQuery("SELECT * FROM TEST ORDER BY ID NULLS FIRST");
        rs.next();

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   public void updateCharacterStream(int columnIndex, Reader x, long length) throws SQLException
   {
      ResultSet resultSet = getUnderlyingResultSet();
      try
      {
         resultSet.updateCharacterStream(columnIndex, x, length);
      }
      catch (Throwable t)
      {
         throw checkException(t);
      }

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   public void updateCharacterStream(int columnIndex, Reader x) throws SQLException
   {
      ResultSet resultSet = getUnderlyingResultSet();
      try
      {
         resultSet.updateCharacterStream(columnIndex, x);
      }
      catch (Throwable t)
      {
         throw checkException(t);
      }

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   public void updateCharacterStream(String columnLabel, Reader reader, long length) throws SQLException
   {
      ResultSet resultSet = getUnderlyingResultSet();
      try
      {
         resultSet.updateCharacterStream(columnLabel, reader, length);
      }
      catch (Throwable t)
      {
         throw checkException(t);
      }

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   public void updateCharacterStream(String columnLabel, Reader reader) throws SQLException
   {
      ResultSet resultSet = getUnderlyingResultSet();
      try
      {
         resultSet.updateCharacterStream(columnLabel, reader);
      }
      catch (Throwable t)
      {
         throw checkException(t);
      }

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        //Update operation
        //use a different ResultSet variable so that the
        //other tests can go on unimpacted
        ResultSet rs1 = fetchUpd("dLongVarchar", key);
        rs1.next();
        rs1.updateCharacterStream(1,r_for_update,str_for_update.length());
        rs1.updateRow();
        rs1.close();


        //Query to see whether the data that has been updated
        //using the updateAsciiStream method is the same

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        //Update operation
        //use a different ResultSet variable so that the
        //other tests can go on unimpacted
        ResultSet rs1 = fetchUpd("dLongVarchar", key);
        rs1.next();
        rs1.updateCharacterStream("dLongVarchar", 
                                  r_for_update,
                                  str_for_update.length());
        rs1.updateRow();
        rs1.close();

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        psChar.close();


        // Update test data
        ResultSet rs = fetchUpd("dLongVarchar", key);
        rs.next();
        rs.updateCharacterStream(1, new StringReader(strUpdated));
        rs.updateRow();
        rs.close();


        // Verify that update took place and is correct.
        rs = fetch("dLongVarchar", key);

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        psChar.close();


        // Update test data
        ResultSet rs = fetchUpd("dLongVarchar", key);
        rs.next();
        rs.updateCharacterStream("dLongVarchar", new StringReader(strUpdated));
        rs.updateRow();
        rs.close();


        // Verify that update took place and is correct.
        rs = fetch("dLongVarchar", key);

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