From acabea10e668f023f8b5521a5c7fd567e767dc1f Mon Sep 17 00:00:00 2001
From: zhaocheng <zhaocheng>
Date: Tue, 16 May 2017 09:22:48 +0800
Subject: [PATCH] =?UTF-8?q?=E5=AF=B9=E5=88=97=E8=A1=A8=E6=95=B0=E6=8D=AE?=
 =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E5=BC=BA=E5=88=B6=E9=99=90=E5=88=B6?=
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---
 .../yiguo/adressselectorlib/AddressSelector.java | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/adressselectorlib/src/main/java/com/yiguo/adressselectorlib/AddressSelector.java b/adressselectorlib/src/main/java/com/yiguo/adressselectorlib/AddressSelector.java
index 9f562be..989e280 100644
--- a/adressselectorlib/src/main/java/com/yiguo/adressselectorlib/AddressSelector.java
+++ b/adressselectorlib/src/main/java/com/yiguo/adressselectorlib/AddressSelector.java
@@ -142,14 +142,18 @@ public void setOnItemClickListener(OnItemClickListener onItemClickListener) {
      * 设置列表的数据源，设置后立即生效
      * */
     public void setCities(ArrayList cities) {
-        if(cities == null)
+        if(cities == null||cities.size() <= 0)
             return;
-        this.cities = cities;
-        if(addressAdapter == null){
-            addressAdapter = new AddressAdapter();
-            list.setAdapter(addressAdapter);
+        if(cities.get(0) instanceof CityInterface){
+            this.cities = cities;
+            if(addressAdapter == null){
+                addressAdapter = new AddressAdapter();
+                list.setAdapter(addressAdapter);
+            }
+            addressAdapter.notifyDataSetChanged();
+        }else{
+            throw new RuntimeException("AddressSelector cities must implements CityInterface");
         }
-        addressAdapter.notifyDataSetChanged();
     }
     /**
      * 设置顶部tab的点击事件回调