JAVA EXAMPLE PROGRAMS

JAVA EXAMPLE PROGRAMS

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How To Create Java File URL object


Description:

We can also create URL objects for files too. Below example shows how to create URL object for a given file. The syntax is just pass the file path after "file://".


Code:
package com.myjava.url;

import java.net.MalformedURLException;
import java.net.URL;

public class MyFileUrl {

    public static void main(String a[]){
        try {
            URL url = new URL("file://c:/Perl");
            System.out.println(url.toString());
        } catch (MalformedURLException ex) {
            ex.printStackTrace();
        }
        
    }
}

Example Output

file://c:/Perl

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List Of All Networking Examples:

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  2. How to create File URL object?
  3. How to create URL object with all properties?
  4. How to get URL properties?
  5. How to get URL object with relative path?
  6. How to compare two URL objects path?
  7. How to read URL content?
  8. How to encode URL content?
  9. How to decode URL content?
  10. How to get my machine IP address?
  11. How to get IP address of a host?
  12. How to get host name by IP address?
  13. How to get machine host name?
  14. How to get all IP addresses of a host?
Knowledge Centre
What is abstract class or abstract method?
We cannot create instance for an abstract class. We can able to create instance for its subclass only. By specifying abstract keyword just before class, we can make a class as abstract class.

public abstract class MyAbstractClass{

}

Abstract class may or may not contains abstract methods. Abstract method is just method signature, it does not containes any implementation. Its subclass must provide implementation for abstract methods. Abstract methods are looks like as given below:

public abstract int getLength();
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About Author

I'm Nataraja Gootooru, programmer by profession and passionate about technologies. All examples given here are as simple as possible to help beginners. The source code is compiled and tested in my dev environment.

If you come across any mistakes or bugs, please email me to [email protected].

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Reference: Java™ Platform Standard Ed. 7 - API Specification | Java™ Platform Standard Ed. 8 - API Specification | Java is registered trademark of Oracle.
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