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Main.java

package 集合框架.Collection接口;/**           Iterable(接口)*           Collection(接口)* List(接口)        Queue(接口)          Set(接口)* ArrayList(接口类)    PriorityQueue (接口类)     HashSet(接口类)* LinkedList(接口类)* */import java.util.Collections;public class Main {
       public static void main(String[]argv){
           //CollectionDemo.show();/*Collection接口*/        //CollectionDemo.listDemo();/*List接口*/        //CollectionDemo.queueDemo();/*Queue接口*/        //CollectionDemo.setDemo();/*Set接口*/        CollectionDemo.hashMapDemo();/*Map接口*/    }}

GenericList.java

package 集合框架.关于Iterable接口;import java.util.Iterator;public class GenericList
   
     implements Iterable
    
     {
       //public class GenericList
     
      //public class GenericList
      
       //public class GenericList
       
         {
       private T[] items=(T[])new Object[10];    private int count=0;    public void add(T item){
           items[count++]=item;    }    public T get(int index){
           return items[index];    }    @Override    public Iterator
        
          iterator() { return new ListIterator(this); } /*实现迭代器*/ private class ListIterator implements Iterator
         
          { private GenericList
          
           list; private int index; public ListIterator(GenericList
           
             list){ this.list=list; } @Override public boolean hasNext() { return (index
           
          
         
        
       
      
     
    
   

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