单例更改

Author: uodut

src/com/clazz/PlainClassDemo.java

@@ -1,6 +1,6 @@
 package com.clazz;
 
-import com.log.LogHandler;
+import org.apache.log4j.Logger;
 
 public class PlainClassDemo implements InterfaceDemo {
     public PlainClassDemo() {
@@ -10,7 +10,8 @@ public static void main(String[] args) {
         PlainClassDemo pc = new PlainClassDemo();
         int age = InterfaceDemo.func1();
         //System.out.println(InterfaceDemo.func1());
-        LogHandler.createUnSynInstance(PlainClassDemo.class).info(InterfaceDemo.func1());
+        //Logger.getLogger(PlainClassDemo.class).info(InterfaceDemo.func1());
+        Logger.getLogger(PlainClassDemo.class).info(InterfaceDemo.func1());
     }
     @Override
     public void func() {

src/com/clazz/PlainInnerClass.java

@@ -1,7 +1,5 @@
 package com.clazz;
-
-import com.log.LogHandler;
-
+import org.apache.log4j.Logger;
 /**
  * 好处：因为内部类可以随意使用外部类的成员变量（包括私有）而不用生成外部类的对象 内部类和外部类的成员变量和访问规则
  *
@@ -12,12 +10,12 @@ public class In {
         private int age = 12;
         public void print() {
             int age = 13;
-            LogHandler.createUnSynInstance(PlainInnerClass.class).info("内部类的变量" + age);
-            LogHandler.createUnSynInstance(PlainInnerClass.class).info("内部成员变量" + this.age);
-            LogHandler.createUnSynInstance(PlainInnerClass.class).info(PlainInnerClass.this.age);
+            Logger.getLogger(PlainInnerClass.class).info("内部类的变量" + age);
+            Logger.getLogger(PlainInnerClass.class).info("内部成员变量" + this.age);
+            Logger.getLogger(PlainInnerClass.class).info(PlainInnerClass.this.age);
         }
         private void print2() {
-            LogHandler.createUnSynInstance(PlainInnerClass.class).info("外部类的私有变量" + age);
+            Logger.getLogger(PlainInnerClass.class).info("外部类的私有变量" + age);
         }
     }
     public static void main(String[] args) {

src/com/clazz/PrivateInnerClass.java

@@ -1,20 +1,18 @@
 package com.clazz;
-
-import com.log.LogHandler;
-
+import org.apache.log4j.Logger;
 public class PrivateInnerClass {
     private int age = 11;
     private class In {
         public void print() {
-            LogHandler.createUnSynInstance(PlainInnerClass.class).info(age);
+            Logger.getLogger(PlainInnerClass.class).info(age);
         }
     }
     public In getInstance() {
         return new In();
     }
     public static void main(String[] args) {
         // 私有内部类.In in = new 私有内部类.new In();
-     // 不能支持操作内部类，需要在外部类中提供得到内部类对象的方法。
+        // 不能支持操作内部类，需要在外部类中提供得到内部类对象的方法。
         PrivateInnerClass s = new PrivateInnerClass();
         s.getInstance().print();
     }

src/com/clazz/StaticInnerClass.java

@@ -1,14 +1,12 @@
 package com.clazz;
-
-import com.log.LogHandler;
-
+import org.apache.log4j.Logger;
 public class StaticInnerClass {
     private int age = 10;
     private static String name = "tudou";
     static class In {
         void print() {
             // System.out.println(age);//不能访问外部类的非静态成员。这就像是静态方法中不能调用非静态变量一样.
-            LogHandler.createUnSynInstance(PlainInnerClass.class).info(name);
+            Logger.getLogger(PlainInnerClass.class).info(name);
         }
     }
     public static void main(String[] args) {

src/com/clazz/UnnameInnerClass.java

@@ -1,12 +1,10 @@
 package com.clazz;
-
-import com.log.LogHandler;
-
+import org.apache.log4j.Logger;
 public class UnnameInnerClass {
     public static void main(String[] args) {
         InterfaceDemo id = new InterfaceDemo() {
             public void func() {
-                LogHandler.createUnSynInstance(PlainInnerClass.class).info("ÄäÃûÄÚ²¿ÀàµÄʹÓÃ");
+                Logger.getLogger(PlainInnerClass.class).info("ÄäÃûÄÚ²¿ÀàµÄʹÓÃ");
             }
         };
         id.func();

src/com/dao/PersonReflect.java

@@ -1,6 +1,6 @@
 package com.dao;
 
-import com.log.LogHandler;
+import org.apache.log4j.Logger;
 
 public class PersonReflect {
     private int age;
@@ -47,7 +47,7 @@ public PersonReflect(int age, int score, String name) {
     public void display(String order) {
         // System.out.println("Person_Reflect里面的display()方法" + order);
         order = "Person_Reflect里面的display()方法" + order;
-        LogHandler.createUnSynInstance(PersonReflect.class).info(order);
+        Logger.getLogger(PersonReflect.class).info(order);
     }
     // 私有方法
     private boolean isMarray() {

src/com/designmode/dependencyinversion/DependencyInversion.java

@@ -1,11 +1,11 @@
 package com.designmode.dependencyinversion;
 
-import com.log.LogHandler;
+import org.apache.log4j.Logger;
 
 public class DependencyInversion {
     public static void main(String[] args) {
         People people = new Teacher();
         //System.out.println(people.read(new Book()));
-        LogHandler.createUnSynInstance(DependencyInversion.class).info(people.read(new Book()));
+        Logger.getLogger(DependencyInversion.class).info(people.read(new Book()));
     }
 }

src/com/designmode/dynamicproxy/Bird.java

@@ -1,16 +1,16 @@
 package com.designmode.dynamicproxy;
-import com.log.LogHandler;
+import org.apache.log4j.Logger;
 public class Bird implements Sound, Flyable {
     @Override
     public void fly() {
         // TODO Auto-generated method stub
-        //LogHandler.createUnSynInstance(PlainInnerClass.class).info("ÍⲿÀàµÄ˽ÓбäÁ¿" + age);
-        LogHandler.createUnSynInstance(Bird.class).info("Bird can fly");
+        //Logger.getLogger(PlainInnerClass.class).info("ÍⲿÀàµÄ˽ÓбäÁ¿" + age);
+        Logger.getLogger(Bird.class).info("Bird can fly");
 
     }
     @Override
     public void sound() {
         // TODO Auto-generated method stub
-        LogHandler.createUnSynInstance(Bird.class).info("Bird can speak");
+        Logger.getLogger(Bird.class).info("Bird can speak");
     }
 }

src/com/designmode/dynamicproxy/InvocationHandlerImpl.java

@@ -1,7 +1,7 @@
 package com.designmode.dynamicproxy;
 import java.lang.reflect.InvocationHandler;
 import java.lang.reflect.Method;
-import com.log.LogHandler;
+import org.apache.log4j.Logger;
 public class InvocationHandlerImpl implements InvocationHandler {
     private Bird bird;
     public InvocationHandlerImpl(Bird bird) {
@@ -17,11 +17,11 @@ public InvocationHandlerImpl(Bird bird) {
      */
     public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
         String info = "你将调用invoke方法，当前方法名为" + method.getName();
-        LogHandler.createUnSynInstance(InvocationHandlerImpl.class).info(info);
+        Logger.getLogger(InvocationHandlerImpl.class).info(info);
         // method.invoke(bird,null);
         method.invoke(bird, args);// 调用bird的method方法
         info = method.getName() + "已经调用完毕";
-        LogHandler.createUnSynInstance(InvocationHandlerImpl.class).info(info);
+        Logger.getLogger(InvocationHandlerImpl.class).info(info);
         return null;
     }
 }

src/com/designmode/staticproxy/Pursuit.java

@@ -1,6 +1,6 @@
 package com.designmode.staticproxy;
 
-import com.log.LogHandler;
+import org.apache.log4j.Logger;
 
 /**
  * 2016年3月1日
@@ -14,12 +14,12 @@ public Pursuit(SchoolGirl girl) {
     }
     @Override
     public void sendFlower() {
-        LogHandler.createUnSynInstance(Pursuit.class).info("Pursuit送给" + girl.getName() + "的花");
+        Logger.getLogger(Pursuit.class).info("Pursuit送给" + girl.getName() + "的花");
         //System.out.println("Pursuit送给" + girl.getName() + "的花");
     }
     @Override
     public void giveDolls() {
-        LogHandler.createUnSynInstance(Pursuit.class).info("Pursuit送给" + girl.getName() + "的布偶");
+        Logger.getLogger(Pursuit.class).info("Pursuit送给" + girl.getName() + "的布偶");
        // System.out.println("Pursuit送给" + girl.getName() + "的布偶");
     }
 }