在android4.0后,Http相关操作要放到线程里面。可以通过新建线程来解决。
new Thread(){
public void run(){
代码块
}
}
或在activity里面加上如下代码:
StrictMode.setThreadPolicy(new StrictMode.ThreadPolicy.Builder() .detectDiskReads() .detectDiskWrites() .detectAll() // or .detectAll() for all detectable problems .penaltyLog() .build()); StrictMode.setVmPolicy(new StrictMode.VmPolicy.Builder() .detectLeakedSqlLiteObjects() .detectLeakedClosableObjects() .penaltyLog() .penaltyDeath() .build());