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1   /*
2   Copyright (c) 2014 James Ahlborn
3   
4   Licensed under the Apache License, Version 2.0 (the "License");
5   you may not use this file except in compliance with the License.
6   You may obtain a copy of the License at
7   
8       http://www.apache.org/licenses/LICENSE-2.0
9   
10  Unless required by applicable law or agreed to in writing, software
11  distributed under the License is distributed on an "AS IS" BASIS,
12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  See the License for the specific language governing permissions and
14  limitations under the License.
15  */
16  
17  package com.healthmarketscience.jackcess.impl;
18  
19  import java.io.IOException;
20  
21  /**
22   * ColumnImpl subclass which is used for numeric data types.
23   *
24   * @author James Ahlborn
25   * @usage _advanced_class_
26   */
27  class NumericColumnImpl extends ColumnImpl 
28  {
29    /** Numeric precision */
30    private final byte _precision;
31    /** Numeric scale */
32    private final byte _scale;
33  
34    NumericColumnImpl(InitArgs args) throws IOException
35    {
36      super(args);
37  
38      _precision = args.buffer.get(
39          args.offset + getFormat().OFFSET_COLUMN_PRECISION);
40      _scale = args.buffer.get(args.offset + getFormat().OFFSET_COLUMN_SCALE);
41    }
42  
43    @Override
44    public byte getPrecision() {
45      return _precision;
46    }
47    
48    @Override
49    public byte getScale() {
50      return _scale;
51    }  
52  }