Android studio listview实现列表数据显示 数据循环显示效果

<?xml version="1.0" encoding="utf-8"?>
<!--item -->
<linearlayout
 xmlns:android="http://schemas.android.com/apk/res/android"
 android:orientation="horizontal"
 android:layout_width="fill_parent"
 android:layout_height="fill_parent">
 <!--姓名 -->
 <textview
  android:layout_width="130dp"
  android:layout_height="wrap_content"
  android:id="@+id/name"
 />
 <!-- 性别-->
 <textview
  android:layout_width="150dp"
  android:layout_height="wrap_content"
  android:id="@+id/sex"
 />
</linearlayout>

<?xml version="1.0" encoding="utf-8"?>
<linearlayout xmlns:android="http://schemas.android.com/apk/res/android"
  android:orientation="vertical"
  android:layout_width="fill_parent"
  android:layout_height="fill_parent"
  >
 <!-- 标题 -->
 <linearlayout
 android:orientation="horizontal"
 android:layout_width="fill_parent"
 android:layout_height="wrap_content">
 
 <textview
  android:layout_width="130dp"
  android:layout_height="wrap_content"
  android:text="姓名"
 />
 
  <textview
  android:layout_width="150dp"
  android:layout_height="wrap_content"
  android:text="姓名"
 />
 
</linearlayout>
 <!-- listview控件 -->
<listview 
  android:layout_width="fill_parent" 
  android:layout_height="fill_parent" 
  android:id="@+id/listview"
  />
</linearlayout>

public class mainactivity extends activity {
	list<string> list;
	list<string> list1;
  @override
  public void oncreate(bundle savedinstancestate) {
    super.oncreate(savedinstancestate);
    setcontentview(r.layout.main);
    listview listview = (listview) this.findviewbyid(r.id.listview);
    
    //获取到集合数据
    //名字列表，之后可以动态加入数据即可，这里只是数据例子
    list = new arraylist<>();
    list.add("小明");
    list.add("李华");
    list.add("张三");

		list1 = new arraylist<>();
    list1.add("男");
    list1.add("男");
    list1.add("女");
    
    list<hashmap<string, object>> data = new arraylist<hashmap<string,object>>();
    for(int i = 0; i < list .size(); i++){
    	hashmap<string, object> item = new hashmap<string, object>();
    	item.put("name", list.get(i));
    	item.put("sex", list1.get(i));
    	data.add(item);        
    }
    //创建simpleadapter适配器将数据绑定到item显示控件上
    simpleadapter adapter = new simpleadapter(mainactivity.this, data, r.layout.item, 
    		new string[]{"name", "sex"}, new int[]{r.id.name, r.id.sex});
    //实现列表的显示
    listview.setadapter(adapter);
  }
}