To download the trial version of EasyXLS Excel Library, press the below button:
If you already own a license key, you may login and download EasyXLS from your account.
Install the downloaded EasyXLS installer for v8.6 or earlier.
Step 2: License file setup
Step required for EasyXLS v9.0 or later.
If you are using a trial, generate a trial license file from EasyXLS trials page. The trial license is valid for 30-days.
If you own a license key, you may login to the account that purchased the license and generate the license file from: https://www.easyxls.com/my-orders
Setup the license file into your project using these guidelines.
Step 3: Create a Java project
If don't have a project already, create a new Java project.
Step 4: Include EasyXLS library into project
EasyXLS.jar must be added to external libraries into your project for Eclipse or to your application CLASSPATH.
EasyXLS.jar can be found: - Inside the downloaded archive at Step 1 for EasyXLS v9.0 or later - Under installation path for EasyXLS v8.6 or earlier, in "Lib" folder.
Step 5: Run Java code that exports ResultSet to Excel
Execute the following Java code that exports ResultSet to Excel.
package testexceljava;
import java.sql.ResultSet;
import java.sql.*;
import EasyXLS.*;
import EasyXLS.Constants.*;
/* ---------------------------------------------------------------------
| Tutorial 01
|
| This code sample shows how to export ResultSet to Excel file in Java.
| The ResultSet contains data from a SQL database.
| The cells are formatted using a predefined format.
* ------------------------------------------------------------------ */public class Tutorial01 {
public static void main(String[] args) {
try {
System.out.println("Tutorial 01");
System.out.println("----------");
// Create an instance of the class that exports Excel files
ExcelDocument workbook = new ExcelDocument();
// Create the database connection
Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver");
String sConnectionString = "jdbc:microsoft:sqlserver://localhost:1433;" +
"databasename=Northwind;user=sa;password=";
Connection sqlConnection = (Connection) DriverManager.getConnection(sConnectionString);
// Create the statement used to populate the resultset and populate the resultset
String sQueryString = "SELECT TOP 100 CAST(Month(ord.OrderDate) AS varchar) + '/' + " +
"CAST(Day(ord.OrderDate) AS varchar) + '/' + " +
"CAST(year(ord.OrderDate) AS varchar) AS 'Order Date', " +
"P.ProductName AS 'Product Name', O.UnitPrice AS Price, O.Quantity, " +
"O.UnitPrice * O.Quantity AS Value " +
"FROM Orders AS ord, [Order Details] AS O, Products AS P " +
"WHERE O.ProductID = P.ProductID AND O.OrderID = ord.OrderID";
PreparedStatement pStatement = sqlConnection.prepareStatement(sQueryString,
java.sql.ResultSet.TYPE_SCROLL_INSENSITIVE, java.sql.ResultSet.CONCUR_UPDATABLE);
ResultSet rs = pStatement.executeQuery();
// Export the Excel file
System.out.println("Writing file C:\\Samples\\Tutorial01 - export ResultSet to Excel.xlsx.");
workbook.easy_WriteXLSXFile_FromResultSet("C:\\Samples\\Tutorial01 - export ResultSet to Excel.xlsx", rs,
new ExcelAutoFormat(Styles.AUTOFORMAT_EASYXLS1), "Sheet1");
// Confirm export of Excel fileif (workbook.easy_getError().equals(""))
System.out.println("File successfully created.");
else
System.out.println("Error encountered: " + workbook.easy_getError());
// Close the database connection
sqlConnection.close();
// Dispose memory
workbook.Dispose();
}
catch (Exception ex) {
ex.printStackTrace();
}
}
}