Java-Send JSON Request and Read JSON Response
In this video I have shown how to Send a JSON Post request using JAVA and Parse the Response using JAVA. For testing we are using the Open web service from this website https://gurujsonrpc.appspot.com. In this project we are using 2 jars, 1. java-json.jar 2. org.apache.commons.io.jar Post_JSON.java package com.chillyfacts.com; import java.io.BufferedInputStream; import java.io.InputStream; import java.io.OutputStream; …
Generate Barcodes Dynamically Using JAVA
In this video I have shown how to create Barcodes in Image and PDF dynamically using JAVA. Project Structure In this project 3 jars are used, 1. barcode4j.jar 2. itextpdf-5.1.0.jar 3. Mysql connector jar Barcode_Image.java package BARCODE; import java.awt.image.BufferedImage; import java.io.ByteArrayOutputStream; import java.io.FileOutputStream; import org.krysalis.barcode4j.impl.code128.Code128Bean; import org.krysalis.barcode4j.output.bitmap.BitmapCanvasProvider; public class Barcode_Image { public static void main(String[] …
Best Syntax Highlighter Plugin for WordPress Website
In this video I have shown the best and useful plugin which can be used to beautify your source code. This plugin can support almost all the languages, Here is the list of languages it supports. 1. Default Language (one size fits all, highlights generic code) 2. C1 (thanks to Oparin Pavel) 3. ABAP 4. …
Java JSP MySql CRUD Project
In this video tutorial series I have shown how to create Create Read Update Delete (CRUD) in Java Server Pages(JSP). Project Structure in Eclipse DB_Connection.java package common; import java.sql.Connection; import java.sql.DriverManager; public class DB_Connection { public static void main(String[] args) { DB_Connection obj_DB_Connection=new DB_Connection(); System.out.println(obj_DB_Connection.get_connection()); } public Connection get_connection(){ Connection connection=null; try { Class.forName(“com.mysql.jdbc.Driver”); connection …
How to create or read TXT / NotePad File using JAVA
In this video I have shown how to create and read text or Notepad file using java. Create java Text file, Update the path of output file as per your need. Write_TXT_File.java package chillyfacts.com; import java.io.PrintWriter; public class Write_TXT_File { public static void main(String[] args) { PrintWriter writer; try { writer = new PrintWriter(“C:\\Users\\MIRITPC\\Desktop\\jas\\test1.txt”, “UTF-8”); …
ZIP or UnZip files or folder using java
In this video I have demonstrated, 1. How to Zip/Compress a file. 2. How to Zip/Compress a Folder. 3. How to Unzip/Decompress file or folder. You can Zip a file using below code. Update the path of file and destination as per your need. Zip_File_Test.java package ZIP; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.IOException; import java.util.zip.ZipEntry; …
‘Starting Tomcat Server at localhost’ has encountered a problem
In this video I have shown how to solve the error. ‘Starting Tomcat v6.0 Server at localhost’ has encountered a problem. Several ports (8080,8009) required by Tomcat v6.0 Server at localhost are already in use. The server may already be running in another process, or a system process may be using the port. To start …
Jinu in CMD - Command Prompt, jar, JAVA
Check / Export the resources contained in Java .jar files-Command Prompt
Here is the steps how you can extract and see the contents of a jar file. Lets take an example by checking contents available in the jar org.apache.commons.io.jar Make sure you have installed the java in your pc. Open command prompt and navigate to location where you have installed java in your PC. In my …
JAVA-Download a file from URL
How to download a file from URL using Java. The jar file org.apache.commons.io.jar should be added to class path as shown in the video Update the Directory Name, File Name and URL as per your need. 1. Download_URL.java package URL_Download; import java.io.BufferedInputStream; import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import java.net.MalformedURLException; import java.net.URL; import org.apache.commons.io.FileUtils; public …
JAVA-Send URL HTTP Request and Read XML Response
In the below code I have shown how to read XML response after sending HTTP URL request using JAVA. For testing we have used Google Maps TimeZone API which returns XML response with the time zone of requested Coordinates. Get the API key and documentation from the below link. https://developers.google.com/maps/documentation/timezone/start Test_HTTP_XML.java package XML_TEST; import java.io.BufferedReader; …