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Java program. Please make it user friendly output; Create a software, a program that will tell...

Java program. Please make it user friendly output;

Create a software, a program that will tell input to build a computer, the computer can be a desktop or laptop. The desktop variables are case size, processor brand and speed, hard drive size, RAM size, display monitor size, video output e.g. HDMI, also let the user have an option of upgraded software if needed. When it comes to laptop goes for the same thing, like CPU, RAM size, capacity of hard drive, the inch view etc. Let it have the option to be tablet or not. The program should be able to store as much as transaction of building PCs or Laptop. For instances, the user can go and see what they build but the manager can check all the transaction. The program has to have at least one part of Aggregation, composition, inheritance, polymorphism, Exception handing (try and catch).

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Answer #1

hi I am providing the solution the above problem using NetBeans IDE

Along with output screenshot

Note:In my code i have used Log4J class to show output in logs folder

if you have log4J folder u can use otherwise just comment it.

package com.in.HomeworkLibTasks;

import org.apache.log4j.Logger;

/**
*
* @author DELL
*/
public class ComputerConfiguration {
  
private static final Logger LOGGER = Logger.getLogger(ComputerConfiguration.class.getName());

/**
* starts execution from here.
*
* @param args
*/
public static void main(String[] args) {
try {
//to get all the input parameters of computer
for (Object property : System.getProperties().keySet()) {

//to show each and every parameter in string format on console.
System.out.println(property + " - " + System.getProperty(property.toString()));
//to show each and every parameter in string format in LOGGER.
LOGGER.info("<<Property Information>>" + property + " - " + System.getProperty(property.toString()));
}
} catch (Exception exception) {
LOGGER.error("Exception while feting device details..." + exception.getMessage());
}
}
}

Sample Output:-

=============

run:
java.runtime.name - Java(TM) SE Runtime Environment
sun.boot.library.path - C:\Program Files\Java\jdk1.8.0_111\jre\bin
log4j:WARN No appenders could be found for logger (com.in.HomeworkLibTasks.ComputerConfiguration).
java.vm.version - 25.111-b14
java.vm.vendor - Oracle Corporation
log4j:WARN Please initialize the log4j system properly.
java.vendor.url - http://java.oracle.com/
path.separator - ;
java.vm.name - Java HotSpot(TM) 64-Bit Server VM
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
file.encoding.pkg - sun.io
user.country - IN
user.script -
sun.java.launcher - SUN_STANDARD
sun.os.patch.level -
java.vm.specification.name - Java Virtual Machine Specification
user.dir - F:\CheggApps-Java\CheggApplications
java.runtime.version - 1.8.0_111-b14
java.awt.graphicsenv - sun.awt.Win32GraphicsEnvironment
java.endorsed.dirs - C:\Program Files\Java\jdk1.8.0_111\jre\lib\endorsed
os.arch - amd64
java.io.tmpdir - C:\Users\DELL\AppData\Local\Temp\
line.separator -

java.vm.specification.vendor - Oracle Corporation
user.variant -
os.name - Windows 10
sun.jnu.encoding - Cp1252
java.library.path - C:\Program Files\Java\jdk1.8.0_111\bin;C:\Windows\Sun\Java\bin;C:\Windows\system32;C:\Windows;C:\ProgramData\Oracle\Java\javapath;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Users\DELL\AppData\Local\Microsoft\WindowsApps;;.
java.specification.name - Java Platform API Specification
java.class.version - 52.0
sun.management.compiler - HotSpot 64-Bit Tiered Compilers
os.version - 10.0
user.home - C:\Users\DELL
user.timezone -
java.awt.printerjob - sun.awt.windows.WPrinterJob
file.encoding - UTF-8
java.specification.version - 1.8
java.class.path - F:\CheggApps-Java\CheggApplications\lib\log4j-1.2.17.jar;F:\CheggApps-Java\CheggApplications\build\classes
user.name - DELL
java.vm.specification.version - 1.8
sun.java.command - com.in.HomeworkLibTasks.ComputerConfiguration
java.home - C:\Program Files\Java\jdk1.8.0_111\jre
sun.arch.data.model - 64
user.language - en
java.specification.vendor - Oracle Corporation
awt.toolkit - sun.awt.windows.WToolkit
java.vm.info - mixed mode
java.version - 1.8.0_111
java.ext.dirs - C:\Program Files\Java\jdk1.8.0_111\jre\lib\ext;C:\Windows\Sun\Java\lib\ext
sun.boot.class.path - C:\Program Files\Java\jdk1.8.0_111\jre\lib\resources.jar;C:\Program Files\Java\jdk1.8.0_111\jre\lib\rt.jar;C:\Program Files\Java\jdk1.8.0_111\jre\lib\sunrsasign.jar;C:\Program Files\Java\jdk1.8.0_111\jre\lib\jsse.jar;C:\Program Files\Java\jdk1.8.0_111\jre\lib\jce.jar;C:\Program Files\Java\jdk1.8.0_111\jre\lib\charsets.jar;C:\Program Files\Java\jdk1.8.0_111\jre\lib\jfr.jar;C:\Program Files\Java\jdk1.8.0_111\jre\classes
java.vendor - Oracle Corporation
file.separator - \
java.vendor.url.bug - http://bugreport.sun.com/bugreport/
sun.io.unicode.encoding - UnicodeLittle
sun.cpu.endian - little
sun.desktop - windows
sun.cpu.isalist - amd64
BUILD SUCCESSFUL (total time: 0 seconds)

File Edit View Navigate Source Refactor Run Debug Profile Team Tools Window Help <default config> Y TE . Navigator 6 Start Pa

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