zoukankan      html  css  js  c++  java
  • [原]Android 初遇Http错误 httpClient.execute

    错误源头:

    HttpResponse response = httpClient.execute(httpget);

    错误信息:

    android.os.NetworkOnMainThreadException
    at android.os.StrictMode$AndroidBlockGuardPolicy.onNetwork(StrictMode.java:1117)
    at java.net.InetAddress.lookupHostByName(InetAddress.java:385)
    at java.net.InetAddress.getAllByNameImpl(InetAddress.java:236)
    at java.net.InetAddress.getAllByName(InetAddress.java:214)
    at org.apache.http.impl.conn.DefaultClientConnectionOperator.openConnection(DefaultClientConnectionOperator.java:137)
    at org.apache.http.impl.conn.AbstractPoolEntry.open(AbstractPoolEntry.java:164)
    at org.apache.http.impl.conn.AbstractPooledConnAdapter.open(AbstractPooledConnAdapter.java:119)
    at org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:360)
    at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:555)
    at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:487)
    at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:465)

    解决办法:

    1. 4.0以上就不允许在UI线程里面进行网络,是涉及到url操作的时候,访问网络不能在主程序中运行

    2. <uses-permission android:name="android.permission.INTERNET" />

    参考:

    首次测试android程序连接网络错误:http://blog.csdn.net/dragon08/article/details/7666172

  • 相关阅读:
    观察者模式
    php中compact,extract,list函数的使用
    加密解密
    python 线程池proxypool
    python qq音乐下载
    python 网易云音乐
    python 知识点
    python 格式化 header
    python 爬取百度图片
    php 过滤掉多维数组空值
  • 原文地址:https://www.cnblogs.com/purediy/p/3225093.html
Copyright © 2011-2022 走看看