Java操作DBF文件数据库

DBFField fields[] = new DBFField[3];
    // S1 HQZQDM 证券代码 Char 6
    fields[0] = new DBFField();
    fields[0].setName("HQZQDM");
    fields[0].setDataType(DBFField.FIELD_TYPE_C);
    fields[0].setFieldLength(100);
    // S2 HQZQJC 证券名称 Char 8
    fields[1] = new DBFField();
    fields[1].setName("HQZQJC");
    fields[1].setDataType(DBFField.FIELD_TYPE_C);
    fields[1].setFieldLength(8);
    // S3 HQZRSP 前收盘价格 Num 8 3
    fields[2] = new DBFField();
    fields[2].setName("HQZRSP");
    fields[2].setDataType(DBFField.FIELD_TYPE_N);
    fields[2].setFieldLength(10);
DBFWriter writer = new DBFWriter();
    writer.setFields(fields);
    Object a[] = new Object[3];
    Pattern pWord = Pattern.compile("[\u4e00-\u9fa5]");// 校验中文的正则表达式
    String value = "木耳";
    int m = value.getBytes().length;
    String blank = "";
    if (pWord.matcher(value).find()) {// 如果包含中文就要补够2倍中文字数个空格，否则会导致中文乱码
      for (int j = 0; j < m; j++) {
        blank += "  ";
      }
    }
    a[0] = value + blank;
    a[1] = "";
    a[2] = new Integer(12).doubleValue();
    writer.setCharactersetName("GB2312");
    writer.addRecord(a);
    FileOutputStream fos = new FileOutputStream("PENGBO.dbf");
    writer.write(fos);
    fos.close();