getPackage() returns null for a class in the unnamed package : Package « Reflection « Java Tutorial

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Java Tutorial » Reflection » Package

7. 6. 4. getPackage() returns null for a class in the unnamed package


public class Main {

  public static void main(String[] argv) throws Exception {



    Class cls = MyClass.class;

    Package pkg = cls.getPackage(); // null



  }

}

class MyClass{}

7. 6. Package
	7. 6. 1.	Demonstrate Package
	7. 6. 2.	Get full package name
	7. 6. 3.	Get package name of a class
	7. 6. 4.	getPackage() returns null for a class in the unnamed package
	7. 6. 5.	getPackage() returns null for a primitive type or array
	7. 6. 6.	Find the Package of an Object
	7. 6. 7.	Get the class name with or without the package
	7. 6. 8.	Detect if a package is available
	7. 6. 9.	Get the package name of the specified class.
	7. 6. 10.	Get the short name of the specified class by striping off the package name.
	7. 6. 11.	Get Package Names From Dir
	7. 6. 12.	Get non Package Qualified Name
	7. 6. 13.	Returns the package portion of the specified class

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