Java Class getPackageName() Method

The getPackageName() method of java Class class is used to get the fully qualified name of the package. If no package name is specified, then it returns an empty string.

Syntax

Parameter

No parameter is passed.

Returns

Return package name as a string.

Throws

Example 1

//import statements
import java.lang.*;
public class ClassgetPackageNameExample1 {
   public static void main(String[] args) {
      try {
         Class class1 = Class.forName("java.lang.Integer");
         System.out.println("Class ::: " + class1.getName());
         System.out.println("Package ::: " + class1.getPackage()); //get the package
         String pkgs = class1.getPackage().toString();  //convert into string 
         System.out.println("Package Name ::: " +pkgs ); //print statement
      } catch(ClassNotFoundException ex) {
         System.out.println(ex.toString()); //print exception object ex
      }
   }
} 

Test it Now

Output:

Class ::: java.lang.Integer..........
Package ::: package java.lang, Java Platform API Specification, version 1.8
Package Name ::: package java.lang, Java Platform API Specification, version 1.8

Example 2

//import statements
package Class;
import java.util.Collection;
public class ClassgetPackageNameExample2 {
    public static void main(String... args) {
        Class<ClassgetPackageNameExample2> class1 = ClassgetPackageNameExample2.class;
        Package pkg = class1.getPackage(); //get the package
        String pkgs = class1.getPackage().toString();
        System.out.println(pkg.getName());    //get the name of package
        System.out.println("Package1 Name::" +pkgs); 
        Class<Collection> class2 = Collection.class;
        Package pkg2 = class2.getPackage();  //get the name of package
        System.out.println(pkg2.getName());  //get the name of package
        String pkgs1 = class1.getPackage().toString();
        System.out.println("Package2 Name::" +pkgs1);
    }
}

Test it Now

Output:

Class
Package1 Name::package Class
java.util
Package2 Name::package Class

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