Java programming poi reads the contents of an Excel table

Source: Internet
Author: User
Tags dateformat

The 07 version of Excel requires a separate jar package. Xbean.jar's jar Package

Read the code template. Using templates to read some of the POI's APIs in Excel this is the point

1 /**2 * Read Excel file3 * @Title: Readexcel4 * @Description: TODO (here is a word describing the effect of this method)5     * @authorShang6 * @date 2014-11-10 a.m. 8:58:017     * @paramReadpath Read the absolute path to an Excel on your computer's hard drive for example: c://20141110 PetroChina. xlsx8     * @seeCom.bjsxt.sxf.service.readexcelservice#readexcel (java.lang.String)]9 * Cell_type_numeric Numeric 0Ten cell_type_string String Type 1 One Cell_type_formula equation Type 2 A Cell_type_blank Null value 3 - Cell_type_boolean Boolean Type 4 - cell_type_error Error 5 the      */ - @Override -      Public voidReadexcel (String readpath) { -         Try { +             //input stream for generating files -InputStream inexcel=NewFileInputStream (readpath); +             //build the memory model of the input Excel file AWorkbook wb=workbookfactory.create (inexcel); at             //object that gets the specific table name -Sheet Sheet=wb.getsheet ("Shang"); -             //Sheet sheet2=wb.getsheetat (0); Gets the Table object that specifies the subscript. Row and column subscripts start at 0 -              -              -             //define a value that records one row of data inDate date=NULL;//Time -             Doublejiage=0;//Price toInteger xianliang=0;//Current Volume +String bors=NULL;//type -              the             //to get an iterator for a row object that has values in an Excel table *Iterator<row> iterator=sheet.iterator (); $              while(Iterator.hasnext ()) {Panax NotoginsengRow row=Iterator.next (); -                 //gets an iterator to the column object of a row in an Excel table that has a value theIterator<cell> citerator=row.celliterator (); +                  while(Citerator.hasnext ()) { ACell cell=Citerator.next (); the                     if(Cell.getcelltype () = =cell. Cell_type_blank) { +                         //pause this loop to continue the next loop if the cell is a null value -                         Continue; $                     } $                     //Gets the column index of the current cell. Starting from 0 -Integer columnindex=Cell.getcolumnindex (); -                     //gets the row index of the current cell. Starting from 0 theInteger rowindex=Cell.getrowindex (); -                     Wuyi                     if(Cell.getcelltype () ==cell. Cell_type_numeric) {//determining the value of a cell is a number format the                          -                         if(hssfdateutil.iscelldateformatted (cell)) {//determine if a cell is a date format WuSimpleDateFormat DateFormat =NewSimpleDateFormat ("hh-mm"); -                             //Time AboutDate = Hssfdateutil.getjavadate (Cell.getnumericcellvalue ());//get into Date type $String fdate =Dateformat.format (date); -System.out.println ("rowindex-->" +rowindex+ "columnindex-->" +columnindex+ "value-->" +fdate); -                             -}Else{ A                              +                             if(Cell.getcolumnindex () ==1){ the                                 //Price -Jiage=Cell.getnumericcellvalue (); $System.out.println ("rowindex-->" +rowindex+ "columnindex-->" +columnindex+ "value-->" +jiage); the}Else if(Cell.getcolumnindex () ==2){ the                                 //Current Volume theXianliang= (int) Cell.getnumericcellvalue (); theSystem.out.println ("rowindex-->" +rowindex+ "columnindex-->" +columnindex+ "value-->" +Xianliang); -                             } in                         } the                          the                     } About                      the                     if(Cell.getcelltype () ==cell. cell_type_string) {//the value of the cell is a string the                             //type thebors=Cell.getstringcellvalue (); +System.out.println ("rowindex-->" +rowindex+ "columnindex-->" +columnindex+ "value-->" +bors); -                         } the                     }    Bayi             }     the}Catch(Exception e) { the             //TODO auto-generated Catch block - e.printstacktrace (); -         } the          the}
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Java programming poi reads the contents of an Excel table

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