Java Package getSpecificationTitle() Method

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Description

The Java Package getSpecificationTitle() method returns the title of the specification that this package implements.

Declaration

Following is the declaration for java.lang.Package.getSpecificationTitle() method

public String getSpecificationTitle()

Parameters

NA

Return Value

This method returns the specification title, null is returned if it is not known.

Exception

NA

Getting Specification Title of java.lang Package Example

The following example shows the usage of java.lang.Package.getSpecificationTitle() method. In this program, we've created a Package variable and assigned it java.lang package object. Then using getSpecificationTitle() method, specification title 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 specification title
      System.out.println(pack.getSpecificationTitle());
   }
}

Output

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

null

Getting Specification Title of Custom Package Example

The following example shows the usage of java.lang.Package.getSpecificationTitle() method. In this program, we've created a Package variable and assigned it com.tutorialspoint package object. Then using getSpecificationTitle() method, specification title 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 specification title
      System.out.println(pack.getSpecificationTitle());
   }
}

Output

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

null

Getting Specification Title of java.util Package Example

The following example shows the usage of java.lang.Package.getSpecificationTitle() method. In this program, we've created a Package variable and assigned it java.util package object. Then using getSpecificationTitle() method, specification title 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 specification title
      System.out.println(pack.getSpecificationTitle());
   }
}

Output

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

null