get class from an object : Class « Reflection « Java Tutorial

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Java Tutorial » Reflection » Class

7. 1. 14. get class from an object


// ClassInfoDemo1.java



class ClassInfoDemo1

{

   public static void main (String [] args)

   {

      String s = "";



      Class c = s.getClass ();

      System.out.println (c.getName ());



      c = new ClassInfoDemo1 ().getClass ();

      System.out.println (c.getName ());

   }

}

7. 1. Class
	7. 1. 1.	Get class name for various object
	7. 1. 2.	Create new instance
	7. 1. 3.	Get Canonical Name for a class
	7. 1. 4.	Demonstrates the use of getDeclaringClass()
	7. 1. 5.	Demonstrates the use of instance comparisons
	7. 1. 6.	Demonstrates usage of various class information methods
	7. 1. 7.	Demonstrates how to get declaration information on a Class
	7. 1. 8.	Demonstrates Dynamic class type checking
	7. 1. 9.	Demonstrates how to set public field objects
	7. 1. 10.	Demonstrates fetching nested class info from a Class object
	7. 1. 11.	Demonstration of how to obtain instances of java.lang.Class
	7. 1. 12.	Demonstrates getting immediate superclass info
	7. 1. 13.	Get declared method by name and parameter type
	7. 1. 14.	get class from an object
	7. 1. 15.	Returns the name of a class without the package name
	7. 1. 16.	Class comparator: compare and sort classes and their superclasses.
	7. 1. 17.	Is Type Compatible
	7. 1. 18.	Is the Same Signature
	7. 1. 19.	Determine whether the supplied string represents a well-formed fully-qualified Java classname.

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