与Android崩溃HTTP POST请求 [英] HTTP POST request with android crashes

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问题描述

我有以下的的Java code:

  {尝试
    HttpClient的HttpClient的=新DefaultHttpClient();
    HttpPost httppost =新HttpPost(http://192.168.1.105/test.php);    清单<&的NameValuePair GT;睾丸=新的ArrayList<&的NameValuePair GT;(1);
    teste.add(新BasicNameValuePair(测试,测试));
    httppost.setEntity(新UrlEn codedFormEntity(测试));    HTT presponse响应=(HTT presponse)httpclient.execute(httppost);
}赶上(IOException异常五){
    e.printStackTrace();
}

每当我去掉/注释行的Htt presponse响应=(HTT presponse)httpclient.execute(httppost); 应用程序崩溃/没有按' ŧ崩溃,分别我对清单互联网许可,我想从服务器获取一个json_en codeD消息。我想一切,但仍不能设法把它的工作。

日志:


  

15 07-10:04:30.197:E / AndroidRuntime(19382):致命异常:主要
  07-10 15:04:30.197:E / AndroidRuntime(19382):
  java.lang.IllegalStateException:无法执行的方法
  活动07-10 15:04:30.197:E / AndroidRuntime(19382):在
  android.view.View $ 1.onClick(View.java:3591)07-10 15:04:30.197:
  E / AndroidRuntime(19382):在
  android.view.View.performClick(View.java:4084)07-10 15:04:30.197:
  E / AndroidRuntime(19382):在
  android.view.View $ PerformClick.run(View.java:16966)07-10
  15:04:30.197:E / AndroidRuntime(19382):在
  android.os.Handler.handleCallback(Handler.java:615)0​​7-10
  15:04:30.197:E / AndroidRuntime(19382):在
  android.os.Handler.dispatchMessage(Handler.java:92)07-10
  15:04:30.197:E / AndroidRuntime(19382):在
  android.os.Looper.loop(Looper.java:137)07-10 15:04:30.197:
  E / AndroidRuntime(19382):在
  android.app.ActivityThread.main(ActivityThread.java:4745)07-10
  15:04:30.197:E / AndroidRuntime(19382):在
  java.lang.reflect.Method.invokeNative(本机方法)07-10
  15:04:30.197:E / AndroidRuntime(19382):在
  java.lang.reflect.Method.invoke(Method.java:511)07-10 15:04:30.197:
  E / AndroidRuntime(19382):在
  com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:786)
  07-10 15:04:30.197:E / AndroidRuntime(19382):在
  com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)07-10
  15:04:30.197:E / AndroidRuntime(19382):在
  dalvik.system.NativeStart.main(本机方法)07-10 15:04:30.197:
  E / AndroidRuntime(19382):因:
  java.lang.reflect.InvocationTargetException 07-10 15:04:30.197:
  E / AndroidRuntime(19382):在
  java.lang.reflect.Method.invokeNative(本机方法)07-10
  15:04:30.197:E / AndroidRuntime(19382):在
  java.lang.reflect.Method.invoke(Method.java:511)07-10 15:04:30.197:
  E / AndroidRuntime(19382):在
  android.view.View $ 1.onClick(View.java:3586)07-10 15:04:30.197:
  E / AndroidRuntime(19382):... 11多个07-10 15:04:30.197:
  E / AndroidRuntime(19382):因:
  android.os.NetworkOnMainThreadException 07-10 15:04:30.197:
  E / AndroidRuntime(19382):在
  android.os.StrictMode $ AndroidBlockGuardPolicy.onNetwork(StrictMode.java:1117)
  07-10 15:04:30.197:E / AndroidRuntime(19382):在
  libcore.io.BlockGuardOs.connect(BlockGuardOs.java:84)07-10
  15:04:30.197:E / AndroidRuntime(19382):在
  libcore.io.IoBridge.connectErrno(IoBridge.java:127)07-10
  15:04:30.197:E / AndroidRuntime(19382):在
  libcore.io.IoBridge.connect(IoBridge.java:112)07-10 15:04:30.197:
  E / AndroidRuntime(19382):在
  java.net.PlainSocketImpl.connect(PlainSocketImpl.java:192)07-10
  15:04:30.197:E / AndroidRuntime(19382):在
  java.net.PlainSocketImpl.connect(PlainSocketImpl.java:459)07-10
  15:04:30.197:E / AndroidRuntime(19382):在
  java.net.Socket.connect(Socket.java:842)07-10 15:04:30.197:
  E / AndroidRuntime(19382):在
  org.apache.http.conn.scheme.PlainSocketFactory.connectSocket(PlainSocketFactory.java:119)
  07-10 15:04:30.197:E / AndroidRuntime(19382):在
  org.apache.http.impl.conn.DefaultClientConnectionOperator.openConnection(DefaultClientConnectionOperator.java:144)
  07-10 15:04:30.197:E / AndroidRuntime(19382):在
  org.apache.http.impl.conn.AbstractPoolEntry.open(AbstractPoolEntry.java:164)
  07-10 15:04:30.197:E / AndroidRuntime(19382):在
  org.apache.http.impl.conn.AbstractPooledConnAdapter.open(AbstractPooledConnAdapter.java:119)
  07-10 15:04:30.197:E / AndroidRuntime(19382):在
  org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:360)
  07-10 15:04:30.197:E / AndroidRuntime(19382):在
  org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:555)
  07-10 15:04:30.197:E / AndroidRuntime(19382):在
  org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:487)
  07-10 15:04:30.197:E / AndroidRuntime(19382):在
  org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:465)
  07-10 15:04:30.197:E / AndroidRuntime(19382):在
  com.diverse.just.LoginActivity.newAccount(LoginActivity.java:92)07-10
  15:04:30.197:E / AndroidRuntime(19382):... 14个



解决方案

您应该把你的code在的AsyncTask 后台性能。

但对于下载服务器数据使用一种叫做AsyncHttpClient框架更好的方法,你可以在这里找到它:

AsyncHttpClient

I've the following java code:

try{
    HttpClient httpclient = new DefaultHttpClient();
    HttpPost httppost = new HttpPost("http://192.168.1.105/test.php");

    List<NameValuePair> teste = new ArrayList<NameValuePair>(1);
    teste.add(new BasicNameValuePair("test", "test"));
    httppost.setEntity(new UrlEncodedFormEntity(test));

    HttpResponse response = (HttpResponse) httpclient.execute(httppost);
} catch (IOException e) {
    e.printStackTrace();
}

Whenever I uncomment/comment the line HttpResponse response = (HttpResponse) httpclient.execute(httppost); the app crashes / doesn't crash, respectively. I have the internet permission on the manifest and I would like to obtain a json_encoded message from the server. I tried "everything" but still couldn't manage to put it to work.

Logs:

07-10 15:04:30.197: E/AndroidRuntime(19382): FATAL EXCEPTION: main 07-10 15:04:30.197: E/AndroidRuntime(19382): java.lang.IllegalStateException: Could not execute method of the activity 07-10 15:04:30.197: E/AndroidRuntime(19382): at android.view.View$1.onClick(View.java:3591) 07-10 15:04:30.197: E/AndroidRuntime(19382): at android.view.View.performClick(View.java:4084) 07-10 15:04:30.197: E/AndroidRuntime(19382): at android.view.View$PerformClick.run(View.java:16966) 07-10 15:04:30.197: E/AndroidRuntime(19382): at android.os.Handler.handleCallback(Handler.java:615) 07-10 15:04:30.197: E/AndroidRuntime(19382): at android.os.Handler.dispatchMessage(Handler.java:92) 07-10 15:04:30.197: E/AndroidRuntime(19382): at android.os.Looper.loop(Looper.java:137) 07-10 15:04:30.197: E/AndroidRuntime(19382): at android.app.ActivityThread.main(ActivityThread.java:4745) 07-10 15:04:30.197: E/AndroidRuntime(19382): at java.lang.reflect.Method.invokeNative(Native Method) 07-10 15:04:30.197: E/AndroidRuntime(19382): at java.lang.reflect.Method.invoke(Method.java:511) 07-10 15:04:30.197: E/AndroidRuntime(19382): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:786) 07-10 15:04:30.197: E/AndroidRuntime(19382): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553) 07-10 15:04:30.197: E/AndroidRuntime(19382): at dalvik.system.NativeStart.main(Native Method) 07-10 15:04:30.197: E/AndroidRuntime(19382): Caused by: java.lang.reflect.InvocationTargetException 07-10 15:04:30.197: E/AndroidRuntime(19382): at java.lang.reflect.Method.invokeNative(Native Method) 07-10 15:04:30.197: E/AndroidRuntime(19382): at java.lang.reflect.Method.invoke(Method.java:511) 07-10 15:04:30.197: E/AndroidRuntime(19382): at android.view.View$1.onClick(View.java:3586) 07-10 15:04:30.197: E/AndroidRuntime(19382): ... 11 more 07-10 15:04:30.197: E/AndroidRuntime(19382): Caused by: android.os.NetworkOnMainThreadException 07-10 15:04:30.197: E/AndroidRuntime(19382): at android.os.StrictMode$AndroidBlockGuardPolicy.onNetwork(StrictMode.java:1117) 07-10 15:04:30.197: E/AndroidRuntime(19382): at libcore.io.BlockGuardOs.connect(BlockGuardOs.java:84) 07-10 15:04:30.197: E/AndroidRuntime(19382): at libcore.io.IoBridge.connectErrno(IoBridge.java:127) 07-10 15:04:30.197: E/AndroidRuntime(19382): at libcore.io.IoBridge.connect(IoBridge.java:112) 07-10 15:04:30.197: E/AndroidRuntime(19382): at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:192) 07-10 15:04:30.197: E/AndroidRuntime(19382): at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:459) 07-10 15:04:30.197: E/AndroidRuntime(19382): at java.net.Socket.connect(Socket.java:842) 07-10 15:04:30.197: E/AndroidRuntime(19382): at org.apache.http.conn.scheme.PlainSocketFactory.connectSocket(PlainSocketFactory.java:119) 07-10 15:04:30.197: E/AndroidRuntime(19382): at org.apache.http.impl.conn.DefaultClientConnectionOperator.openConnection(DefaultClientConnectionOperator.java:144) 07-10 15:04:30.197: E/AndroidRuntime(19382): at org.apache.http.impl.conn.AbstractPoolEntry.open(AbstractPoolEntry.java:164) 07-10 15:04:30.197: E/AndroidRuntime(19382): at org.apache.http.impl.conn.AbstractPooledConnAdapter.open(AbstractPooledConnAdapter.java:119) 07-10 15:04:30.197: E/AndroidRuntime(19382): at org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:360) 07-10 15:04:30.197: E/AndroidRuntime(19382): at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:555) 07-10 15:04:30.197: E/AndroidRuntime(19382): at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:487) 07-10 15:04:30.197: E/AndroidRuntime(19382): at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:465) 07-10 15:04:30.197: E/AndroidRuntime(19382): at com.diverse.just.LoginActivity.newAccount(LoginActivity.java:92) 07-10 15:04:30.197: E/AndroidRuntime(19382): ... 14 more

解决方案

You should put your code in the AsyncTask for background performance.

But for a better way of downloading Server data use a framework called AsyncHttpClient, you can find it here:

AsyncHttpClient

这篇关于与Android崩溃HTTP POST请求的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!

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