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public class MultiThread {
 public static void main(String[] args) {
  ProductStack box = new ProductStack("box");
  Producer p1 = new Producer(box, "p1");
  Producer p2 = new Producer(box, "p2");
  Producer p3 = new Producer(box, "p3");
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package reflect;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
public class Test {
 public static void main(String[] args) {
  try {
   Class c = Class.forName("reflect.Student");// ¸ù¾ÝÀàµÄÍêÕûÀàÃû´´½¨ÀàÏó
    ......

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package com.tiantian;
import java.util.*;
public class JAVAContainer {
     public static void main(String[] args) throws Exception {
         //     ArrayList
         {
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