Tag Archive For "JAVA"
How to generate QR code with Image using JAVA
In this video I have shown how you can create a QR Code with logo in side the QR. We are using 2 jar files which should be added in ClassPath to create the QR file. The jars are, 1 . javase-2.2.jar 2 . zxing-core-2.0.jar QR_Generate.java package com.chillyfacts.com; import java.awt.AlphaComposite; import java.awt.Graphics2D; import java.awt.image.BufferedImage; import …
Java Switch Statement source code
Java Switch statement executes if any of the cases in the switch is matched. Just like if-else-if ladder statement. Switch statements can be used only to String,int and enum parameters by default. 1.Java Switch with Integer Argument example. Java_Switch.java package com.chillyfacts.com; public class Java_Switch { public static void main(String[] args) { int i = 100; …
Create Barcode in JSP page
How to Create and Shown bar code in JSP Page. I have shown this using Eclipse IDE. 1. Project Structure 2. The jar used in the project are, 1. barcode4j.jar 2. itextpdf-5.1.0.jar 3. Mysql connector jar 3. Create Barcode in Static way using below Servlet Create_Bar_Code.java package com.chillyfacts.com; import java.awt.image.BufferedImage; import java.io.ByteArrayOutputStream; import java.io.IOException; import …
JAVA Get current time from different time zones as String
How to get Current Time from Different time zones JavaTimeZoneTest.java package com.chillyfacts.com; import java.text.SimpleDateFormat; import java.util.Date; import java.util.TimeZone; public class JavaTimeZoneTest { public static void main(String[] args) { TimeZone timeZone = TimeZone.getTimeZone(“GMT”); SimpleDateFormat date_format=new SimpleDateFormat(“dd-MM-yyyy EEEE hh:mm:ss a”); date_format.setTimeZone(timeZone); Date date=new Date(); String current_date_time=date_format.format(date); System.out.println(“GMT-“+current_date_time); timeZone = TimeZone.getTimeZone(“Asia/Kolkata”); date_format.setTimeZone(timeZone); current_date_time=date_format.format(date); System.out.println(“Asia/Kolkata-“+current_date_time); timeZone = TimeZone.getTimeZone(“Australia/Perth”); date_format.setTimeZone(timeZone); …
java if statement source code-Simple Java Programs
In this video I have shown the four common different if statements with example source code. The four if statements are, 1. if statement 2. if-else statement 3. if-else-if ladder 4 .nested if statement Project Structure If_Statement.java package com.chillyfacts.com; public class If_Statement { public static void main(String[] args) { int i=15; System.out.println(i>10); if(i>10){ System.out.println(“i is …
Java Simple Hello World Program in Eclipse
Hello World program in Eclipse Example. Follow the below steps, Go to File > New > Java project Project Structure HelloWorld.java package com.chillyfacts.com; public class HelloWorld { public static void main(String[] args){ System.out.print(“Hello World!!”); } } Out put in console Hello World!! Download the project here, HelloWorld.rar
How to Generate or Read QR code Dynamically using JAVA
This project is developer in zxing API. Project Structure in Eclipse, The 3 jars used are, 1. zxing-core-2.0.jar 2. zxing-1.7-javase.jar 3. MySQL Connector The below code will generate the QR code with data chillyfacts.com Create_QR.java package com.chillyfacts.com; import java.io.File; import java.util.HashMap; import java.util.Map; import com.google.zxing.BarcodeFormat; import com.google.zxing.EncodeHintType; import com.google.zxing.MultiFormatWriter; import com.google.zxing.client.j2se.MatrixToImageWriter; import com.google.zxing.common.BitMatrix; import com.google.zxing.qrcode.decoder.ErrorCorrectionLevel; …
How to Create PDF dynamically with Images using JAVA
In this video tutorial I have shown how you can generate PDF using JAVA. This project need the jar itextpdf-5.1.0 jar to be added in Class path Project Structure Code to create simple PDF File Create_PDF.java package com.chillyfacts.com; import java.io.File; import java.io.FileOutputStream; import com.itextpdf.text.*; import com.itextpdf.text.pdf.PdfWriter; public class Create_PDF { public static void main(String[] args) …
Free Library Management System project in Java,Mysql Source Code in Net Beans IDE
Download the source code here LMS.rar 2017_data.rar Free Library Management System project in Java and Mysql Source Code in eclipse IDE
How to Parse Nested JSON using JAVA
In this video I have shown how to Parse nested JSON response array using JAVA. Using two real http request example, 1. ipinfodb.com: This website will give JSON response of IP location details for the HTTP request we give. 2. google map api : Google Map API will give JSON response of the Location details …