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In this tutorial, we’ll learn about four ways to retrieve a class’s name from methods on the Class API: getSimpleName(), getName(), getTypeName() and getCanonicalName(). These methods can be confusing because of their similar names and their somewhat vague Javadocs.
Obtaining the class name in Java can be accomplished using various methods, including getClass().getName(), Class.getName(), and getClass().getSimpleName(). Each method has its own advantages and specific use cases: The getClass().getName() method is useful when you have an instance of the class.
12 kwi 2012 · You can use Class::forName to get a class object of unknown type. If you want to get a typed class, you can use Class::asSubclass on the class returned by Class::forName: Class<? extends Activity> activityClass = Class.forName("com.example.TestActivity") .asSubclass(Activity.class);
14 lut 2024 · Using the getName() Method to Get Class Name in Java. The getName() method in Java is crucial for obtaining class names as it provides a comprehensive and fully qualified representation, including package information. getName() captures both the class name and its package.
1 cze 2021 · The forName () method of java.lang.Class class is used to get the instance of this Class with the specified class name. This class name is specified as the string parameter. Syntax: public static Class<T> forName(String className) throws ClassNotFoundException.
System.out.println("Class name: " + getClass().getName()); Which will return foo.bar.Baz (assuming your class is named Baz and in package foo.bar) Or you can System.out.println("Class name: " + getClass().getSimpleName()); Which will simply return 'Foo'.
Examples in Each Chapter. Our "Try it Yourself" editor makes it easy to learn Java. You can edit Java code and view the result in your browser.
