apache poi example

This chapter will guide you through the process of setting up Apache POI on Windows and Linux system-based settings. Apache poi can be easily installed and integrated, without any complicated setup process, through a few simple steps, the current Java environment, user management is required to install.System Requireme

Read the following two forms of Excel: *.xls and *.xlsxUsing the Apache POI API, you need to use the HSSF and XSSF class librariesHSSF is the POI Project's pure Java implementation of the "Excel" ( -2007) (. xls) file format.XSSF is the POI Project's pure Java implementation of the Excel OOXML (. xlsx) file format.Thes

MAVEN-built Project-->pom.xml file Eclipse provides dependencies to directly add dependent jar packages: Search for POI and poi-ooxml directly, and MAVEN will automatically rely on the jar package you need: POI provides support for older versions of Microsoft Office, eg. xls Excel Poi-ooxml

When you use a POI to update Excel, if cell a sets a formula, and when the other cells it depends on are populated with values, a in the exported Excel is still a formula instead of an auto-calculated value.Paste_image.pngThe score subtotal is not updated to the calculated results.WorkaroundThis interface is provided in the POI to org.apache.poi.ss.usermodel.FormulaEvaluator enable updates to the formula. W

Caused by: java. lang. ClassNotFoundException: org. apache. poi. ss. formula. udf. UDFFinder, poiformula get Error Caused by: java. lang. ClassNotFoundException: org. apache. poi. ss. formula. udf. UDFFinder I receive this error because of version differences between poi (3

The goal of the Apache POI project is to use the Java API to create and maintain various Office files (MS Word,ms PowerPoint and Ms Excel). This series of articles is primarily for Excel file operations. For Excel operations, Apache POI offers two models: HSSF and XSSF. The difference, please refer to Figure 1 below. A

Example of jsp using POI to generate an Excel file and export it on the page, poiexcel In java, Excel can be exported using two components: jxl, POI, and POI. You can generate a file on the server and download it. You can also use the output stream to directly display a dialog box on the webpage prompting you to save o

; - - Dependency> in groupId>Fr.opensagres.xdocreportgroupId> - 　　 Artifactid>Fr.opensagres.xdocreport.documentArtifactid> to version>2.0.1version> + Dependency> - the Dependency> * groupId>Fr.opensagres.xdocreportgroupId> $ Artifactid>Org.apache.poi.xwpf.converter.coreArtifactid>Panax Notoginseng version>1.0.6version> - Dependency> the + Dependency> A gr

The Apache poi is a free, Open-source Java API Written in Java that provides the ability to read and write to Microsoft Office format files. The official download address for the Apache POI Source and library (jar package) is: http://poi.apache.org/download.html I also provided a download address: http://download.csdn.

, then there are totals do not say, with the total can be directly set up the formula, can also be calculated directly after the program, the latter is generally used to compare complex reports, you do not have to set the location of the merge in the POI, reduce In conjunction with this example, we calculate the average age and the sum of the scores. As follows:1 //Data Analysis Lines2 intDadarownum

); } /*** Find the number of rows to insert and create a new POI Row Object *@paramsheet *@paramRowIndex *@return */ Privatexssfrow CreateRow (xssfsheet sheet, Integer rowIndex) {xssfrow row=NULL; if(Sheet.getrow (rowIndex)! =NULL) { intLastrowno =Sheet.getlastrownum (); Sheet.shiftrows (RowIndex, Lastrowno,1); } row=Sheet.createrow (RowIndex); returnRow; } /*** Create a row in which to enter the cell *@param

Don't talk nonsense, post codeIntroduction Rack Pack: Poi-3.12-20150511.jar Poi-ooxml-3.12-20150511.jarPipe network can be downloadedTry{flogicdatasetJava Apache POI export Excel

Yesterday, the boss gave me an Excel file called me to send the contents of the message to send (2 fields, mobile phone number and content), and then I wrote a method with Apache inside the POI read, found that the mobile phone number is scientific counting method, after the understanding found whether the number is a decimal, When you use Cell.getnumbericcellvalue () to get a value, you get a double, and i

public class Excelcreatandread {/*** Create an Excel document using Apache POI* */public static void Createxl () {/**excel the location of the file to be stored, assuming that it is under the D disk */String outputfile= "D:\\test.xlsx";try {Create a new Excel workbookXssfworkbook Workbook =new Xssfworkbook ();Create a worksheet in the Excel workbook, which is called the default valueHssfsheet Sheet=workbook

Overview:Recently in the process of doing the project encountered Excel data export and Word Chart Table report export function, and finally decided to use Apache poi to complete the function. This article on the project implementation process of some ideas and code to share with you, at the same time, also as a summary of their own, for later use. Function:1, from the database query data export to Excel;2

I, Poi is a sub-project of Apache. It aims to provide Java APIs packages for operations on various documents based on ooxml (Microsoft Office open XML) and ole2 (Object Linking and Embedding. This project is divided into several components, including a component called hwpf, which can only operate on Word files. This is the component I will use. The full name of hwpf is horrible word processor format. Tra

Java use Apache POI Export-note front-end do not use AJAX asynchronous request, if you want to eject the file download box, do not use asynchronous download. apahce POI POM Configuration Exoportexcelutil Package com.boonya.common.utils.excel; Import Java.io.ByteArrayInputStream; Import Java.io.ByteArrayOutputStream; Import Java.io.InputStream; Import java

) 300); Sheet3.setdefaultrowheight (( Short) 300); Row row; Cell cell; Hssfcellstyle style=Wb.createcellstyle (); for(inti=0; i) {row= Sheet1.createrow (i+1); Cell= Row.createcell (0); Cell.setcellvalue ("NAME0" +i); Cell= Row.createcell (1); Cell.setcellvalue ("Age1" +i); Cell= Row.createcell (2); Cell.setcellvalue ("Sex2" +i); Row= Sheet2.createrow (i+1); Cell= Row.createcell (0); Cell.setcellvalue ("Name1" +i); Cell= Row.createcell (1); Cell.setcellvalue ("Age2" +i); Cell= Row.

try{//Structure 40W data list Poi Apache compress for Excel compression download

); Out.flush (); Out.close (); } catch (Exception e) {//TODO auto-generated catch block E.printstacktrace (); }}/** * @param args */@SuppressWarnings ({"Rawtypes", "Unchecked"}) public static void main (string[] args) {//TODO Au to-generated method Stub File WriteFile = New file ("D:\\soapuistudy\\writeexcel.xlsx"); Hashtable table = new Hashtable (); Table.put ("URL", "http:\\cn.bing.com"); Table.put ("PageRank", "5"); Table.put ("Alexarank", "136589