anonymous inner class in java

reprinted from:Http://blog.sina.com.cn/s/blog_62ea4cf40100mubj.htmlAnonymous classes are classes that cannot have names, so there is no way to reference them. They must be declared as part of the new statement at the time of creation. This will take another form of the new statement, as follows: New Java code Interface PR { void print1 (); } Public class nonameclass { Public PR dest

Java Anonymous Inner class An article in front of the anonymous inner class made a simple understanding, http://my.oschina.net/xinxingegeya/blog/297004. This article for an in-depth look at the use of anonymous internal classes T

class or implement an interface.2. The constructor cannot be defined in an anonymous inner class.3. No static member variables and static methods can exist in the anonymous inner class.4. The anonymous inner

Reference 51542059Anonymous classes, like names in Java, do not have a name identified in the class, of course, after compiling a name will be arranged.Here is a simple example of an anonymous class: Public classClient { Public Static voidMain (string[] args) throws interruptedexception {Thread T=NewThread (NewRunnable

anonymous inner classes. 5. An anonymous inner class cannot be abstract, and it must implement all the abstract methods of the inherited class or implemented interface. third, the use of the formal parameters why to be final Reference file: http://android.blog.51cto.com/268543/384844 When we pass an argument to an

Java implements multithreading in three ways (inheritance, implementation, anonymous internal class), java Multithreading Bytes ------------------------------------------------------------------------------------------------------------ /**Method 1: Inherit the Thread class

Tips"Effective Java, third Edition" an English version has been published, the second edition of this book presumably many people have read, known as one of the four major Java books, but the second edition of 2009 published, to now nearly 8 years, but with Java 6, 7, 8, and even 9 of the release, the Java language has

A simple introduction to anonymous inner classes in the Java Learning Note 25 Preliminary cognitive Java class, but there are a lot of other details in the inner class, so this blog is derived. In this blog you can learn about the use of

?? We all know that in Java you can use an inner class to place the definition of a class inside the definition of another class, which is an inner class, but the anonymous inner class

();* D: What is the essence?* is an anonymous object that inherits the class or implements the interface's subclass.10. Application of anonymous inner class in developmentWrite abstract classes Here, interfaces are OKAbstract class Person {public abstract void Show ();}

In the actual project to see a very strange phenomenon, Java can be directly new interface, and then rudely in new to join the implementation code. Just like this. So the question is, isn't it strange that new objects have no actual classes as vectors?Think about the output of the following code?new Runnable() { @Override public void run() { System.out.println(this.getClass()); } }; x.run();The actual answer is a

Recently in the look at JS, see Closure (closures) This together, I think of the anonymous inner class of Java both have a reference to the variable/parameter problem.First of all, the anonymous inner class of Java, his definition

Java anonymous internal class js closure, javajs Recently, when I saw closure (closure) in Javascript, I thought that both of java's anonymous internal classes involved variable/parameter references. Let's first talk about the anonymous internal

"); } }; */ //Anonymous Inner Class 2://new Inner (). Show (); NewAbsdemo () {intNum=90; @OverridevoidShow () {System.out.println ("x===" +num); } voidABC () {System.out.println ("Haha"); }}.show (); }} Public classInnerClassDemo01 {/** * @paramargs*/ Public Static voidMain (string[] args) {NewOuter (). function (); //Absdemo a=new Inner ();Absdemo d

stack cannot "die" as long as the anonymous inner class object is still alive.4. WORKAROUND: Anonymous Inner class objects can access local variables that are defined as final types in the same method . After the definition is final, the implementation of the compiler is that all final type local variables to be acces

()");} @Overridepublic int Next () {//TODO auto-generated method StubSystem.out.print (name); return count++;}};} public static void Main (string[] args) {Localinnerclass lic = new Localinnerclass (); Counter C1 = lic.getcounter ("Local inner"), C2 = Lic.getcounter2 ("Anonymous inner"); for (int i = 0; I Output resultsLocalcounter () Counter () Local inner 0Local inner 1Local inner 2Local inner 3Local inner 4Anonymous inner 5Anonymous inner 6

class Demo {public static void main (string[] args) {person p = new person () {public void Eat () {System.out.println ( "Eat Something");}; P.eat ();}}Operation Result: Eat somethingAs you can see, we directly implement the methods in the abstract class person in curly braces.This allows you to omit the writing of a classAlso, anonymous inner classes can be used