============问题描述============

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android" >

    <stroke  
        android:width="0.01dp"  
        android:color="#C6C7CE" />
    <padding  
        android:bottom="5dp"   
        android:top="5dp"
        android:left="5dp"
        android:right="5dp" />

</shape>

<?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" >

    <LinearLayout android:layout_width="fill_parent" android:layout_height="wrap_content"
        android:orientation="vertical" android:gravity="center"
        android:background="@drawable/boder" >
        
        <TextView android:layout_width="fill_parent" android:layout_height="wrap_content"
            android:text="@string/log_name"/>
            
    </LinearLayout>

 </LinearLayout>

============解决方案1============

============解决方案2============

android用shape给linearLayout设置边框，怎样只保留底部或顶部的边框，把其它三个方向的边框去掉呢？