anonymous inner class in java

Java internal class types and usage parsingInner class inner classThe related classes are organized together, reducing the clutter in the namespaces.An inner class can be defined in another class and can be defined in a function or even as part of an expression.　　the inner c

, we know that what is actually needed is a subclass object.If the method is called only once, we can use the format of the anonymous inner class to simplify. (9) Anonymous inner class of face question (completion code)The code for the completion is:1:outer.method () can see that method () should be a static approach i

an anonymous class, the external local variable must be decorated as finalFinalintDamage =5; Hero h=NewHero () { Public voidattack () {System. out. printf ("new offensive means, resulting in%d damage.", damage); } }; } }Abstract Hero CodePackage charactor; Public Abstract classHero { Public Abstract voidattack (); Public Static voidMain (string[] args) {//using an external local variable

{//Spleen public void Storageblood () { //stored blood ... } } Private class Stomach {//Stomach public void Digest () {// digest ... } } Private class Kidney {//Kidney public void Dischargepoison () { //Detox ...}} }The issue of the derivation Because of the ability to access external private members, the problem was born, how did he access it?1: For the member inner

Java internal class refers to defining another class within an external class (or method), which can be divided into member internal class, local internal class, static internal class,

Java internal class learning SummaryDirectory Directory Overview non-static internal classes instantiate internal classes from external classes non-static methods instantiate internal classes from static methods of external classes this reference static internal classes from external classes static Method instantiation static internal class from external

= 10; private void P () { System.out.println ("test"); } public void printfexternal () { int b=3; final int c=1; Class inner{ public void printf (String name) { System.out.println (name+c+age); System.out.println (Name+a+age); Error cannot access method non-final variable P (); } } Inner Inner = new Inner (); inner.printf (name); System.out.println ("External class method"); } } public

You can place the definition of one class inside the definition of another class, which is the inner class.The definition of an inner class is simple, but its syntax is really complex and not very well understood. The following is a summary of the inner class.I. Classification of internal classesIn general, internal classes are divided into ordinary inner classes

Course IntroductionObject-oriented is the most important feature of the Java language, this course focuses on object-oriented core knowledge, and uses a large number of code, data structure courses to deeply analyze Java object-oriented features.Course Objectives Mastering Java Object-oriented development techniques Suitable for people