Java getImplementationVendor() Method

---

---

Description

The Java Package getImplementationVendor() method returns the name of the organization, vendor or company that provided this implementation.

Declaration

Following is the declaration for Java Package getImplementationVendor() method

public String getImplementationVendor()

Parameters

NA

Return Value

This method returns the vendor that implemented this package.

Exception

NA

Getting Implementation Vendor of java.lang Package Example

The following example shows the usage of java.lang.Package.getImplementationVendor() method. In this program, we've created a Package variable and assigned it java.lang package object. Then using getImplementationVendor() method, vendor of the package is printed.

package com.tutorialspoint;

public class PackageDemo {

   public static void main(String[] args) {

      // get the java package
      Package pack = Package.getPackage("java.lang");

      // print the package vendor
      System.out.println(pack.getImplementationVendor());
   }
}

Output

Let us compile and run the above program, this will produce the following result −

null

Getting Implementation Vendor of Custom Package Example

The following example shows the usage of java.lang.Package.getImplementationVendor() method. In this program, we've created a Package variable and assigned it com.tutorialspoint package object. Then using getImplementationVendor() method, vendor of the package is printed.

package com.tutorialspoint;

public class PackageDemo {

   public static void main(String[] args) {

      // get the java package
      Package pack = Package.getPackage("com.tutorialspoint");

      // print the package vendor
      System.out.println(pack.getImplementationVendor());
   }
}

Output

Let us compile and run the above program, this will produce the following result −

null

Getting Implementation Vendor of java.util Package Example

The following example shows the usage of java.lang.Package.getImplementationVendor() method. In this program, we've created a Package variable and assigned it java.util package object. Then using getImplementationVendor() method, vendor of the package is printed.

package com.tutorialspoint;

public class PackageDemo {

   public static void main(String[] args) {

      // get the java package
      Package pack = Package.getPackage("java.util");

      // print the package vendor
      System.out.println(pack.getImplementationVendor());
   }
}

Output

Let us compile and run the above program, this will produce the following result −

null