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Java Package getImplementationTitle() method with example

Package Class getImplementationTitle() method: Here, we are going to learn about the getImplementationTitle() method of Package Class with its syntax and example.
Submitted by Preeti Jain, on November 30, 2019

Package Class getImplementationTitle() method

• getImplementationTitle() method is available in java.lang package.
• getImplementationTitle() method is used to retrieve the implementation title of the package and we know that every package has some specialization and implementation title.
• getImplementationTitle() method is a non-static method, it is accessible with the class object only and if we try to access the method with the class name then we will get an error.
• getImplementationTitle() method does not throw an exception at the time of returning the title of the package.

Syntax:

    public String getImplementationTitle();

Parameter(s):

• It does not accept any parameter.

Return value:

The return type of this method is String, it returns the following values based on the given cases,

• It returns the title of the package when exists.
• It returns null, when no title of the package exists.

Example:

// Java program to demonstrate the example 
// of String getImplementationTitle()
// of Package method

public class GetImplementationTitle {
    public static void main(String[] args) {
        // Get Package by using getPackage() method
        Package pkg = Package.getPackage("java.util");

        // Get implementation title of the package by using 
        // getImplementationTitle() and stored in a variable
        // called ititle
        String ititle = pkg.getImplementationTitle();

        // Display title of the package
        System.out.print("Package Title: ");
        System.out.print(ititle);
    }
}

Output

Package Title: Java Runtime Environment