poi library

Java uses poi to export data to excelBackground: In the previous article, we used jtds to connect to the database to obtain the corresponding data. This article describes how to use poi to store data everywhere in excel. This program is an ApplicationBody: third-party poi jar package: poi driver package download code s

Java code /*************************************** ***************************** * * (C) Copyright ISFnet Japan, Ltd. 2011 All rights reserved. * **************************************** ****************************/ Package excel; Import java. io. FileInputStream; Import java. io. FileNotFoundException; Import java. io. FileOutputStream; Import java. io. IOException; Import org. apache. poi. hssf. usermodel. HSSFSheet; Import org. apache.

In the management system, often used to download files, especially Excel report creation and download, the following to a simple demonstration, STRUTS2 implementation of the Excel file download function. Because this experiment is to dynamically create Excel files, you need some jars: Java read-write Excel package is Apache POI (Project address: http://poi.apache.org/), so you need to obtain the POI jar pac

There are lots of open source libraries for working with Excel files, Common poi, jxls .....Focus on the method of POI processing Excel:1. Write Files//initialization of data tables with row precedence Public Static voidCreaterows ()throwsIOException {Workbook WB=NewHssfworkbook (); //Create a tableSheet Sheet = Wb.createsheet ("Test sheet_01"); ListNewArraylist(); List.add (A); List.add ("B"); intRowCount

Considering backwards compatibility and standardization issues, we use the Open Source Tool Apache POI for Excel ReadingWhen the POI reads, the contents of the cell are considered double, which is not the same as the default string for JXL.Example code: Https://github.com/tonylee0329/java_lab/blob/master/src/main/java/org/tony/file/ReadExcel.javaProblems encountered in 1.

Index and retrieve POI data using LuceneAbstract: 1, Introduction about spatial data search, previously written in the "Use SOLR for spatial search" This article is based on SOLR GIS data indexing and retrieval. Both SOLR and Elasticsearch are based on Lucene, both of which can be spatially searched, and in some scenarios we need to embed Lucene in an existing system to provide ...1. IntroductionWith regard to spatial data search, the previous article

Poi is a subproject of the Apache company that provides a set of Java APIs to manipulate Windows documents.Java Excel, commonly known as JXL, is an open source project through which Java developers can read the contents of an Excel file, create a new Excel file, and update an existing Excel file.Using this API, a non-Windows operating system can also handle Excel data tables through a pure Java application. Because it is written in Java, we can use JS

Recently a Web project needs to complete a small function, the use of file upload and then read the contents of the file to write to the database, here is the operation of the Excel file, Excel files are divided into two suffixes, 03 version of the XLS and after the xlsx, now we generally take very good plug-ins directly to use it, I'm Using a Java poi-related resource Pack.1, first to be able to read the Excel file with xlsx, You must import the foll

POI Create Excel fileRequired Jar:poi-3.11-20141221.jar Commons-io-2.2.jarpublic class Poiexpexcel {/*** POI generates Excel file*/public static void Main (string[] args) {String[] title = {"id", "name", "Sex"};New WorkbookHssfworkbook workbook = new Hssfworkbook ();New sheetHssfsheet sheet = Workbook.createsheet ();Create first rowHssfrow row = sheet.createrow (0);Hssfcell cell = null;Create the first line

; Import Java. Io. ioexception; Import Java. Io. printwriter; Import Java. util. arraylist; Import Java. util. List; Import Javax. servlet. servletexception; Import Javax. servlet. servletoutputstream; Import Javax. servlet. http. httpservlet; Import Javax. servlet. http. httpservletrequest; Import Javax. servlet. http. httpservletresponse; Import Javax. servlet. http. httpsession; Import Org. Apache. Poi. hssf. usermodel. hssfcell

A colleague asked me to parse 0.6 million pieces of data to an Excel table, remove the specified data, and write the data in a decisive manner. After half of the data, he didn't need it anymore. Jar package Commons-codec-1.5.jarcommons-logging-1.1.jardom4j-1.6.1.jarjunit-3.8.1.jarlog4j-1.2.13.jarpoi-3.9-20121203.jarpoi-examples-3.9-20121203.jarpoi-excelant-3.9-20121203.jarpoi-ooxml-3.9-20121203.jarpoi-scratchpad-3.9-20121203.jarstax-api-1.0.1.jarxmlbeans-2.3.0.jar Package Com. jokey; Imp

Java can be used to operate Excel files. One is jxl and the other is poi. Recently, poi is used. Therefore, this article describes how to use poi (currently, only Excel files are written ). I. Introduction Jakarta poi is a sub-project of Apache and aims to process ole2 objects. It provides a set of Java APIs for manip

* * Created on 2005/07/18 * Use poi-2.5.1-final-20050804.jar */ Package com.nova.colimas.common.doc; Import org. Apache. Poi. hssf. usermodel. hssfworkbook; Import org. Apache. Poi. hssf. usermodel. hssfsheet; Import org. Apache. Poi. hssf. usermodel. hssfrow; Import org. Apache. P