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Android和Java的新手。需要帮助从MainActivity发送发布数据。据我了解,我必须使用异步,但它不会触发doinbackgroud。 另外我不知道如果尝试抓住是正确的? 控制台日志只显示 “onPreExecute”Async OkHttpClient Post
public class PostHandler extends AsyncTask<String, Void, String> {
String user, password;
public PostHandler(String user, String password) {
this.user = user;
this.password = password;
Log.e("AsyncTask", "onPreExecute");
}
@Override
protected String doInBackground(String... params) {
Log.v("AsyncTask", "doInBackground");
OkHttpClient client = new OkHttpClient();
RequestBody body = new FormBody.Builder()
.add("user", user)
.add("password", password)
.build();
Request request = new Request.Builder()
.url("http://my.domain/register_01.php")
.post(body)
.build();
try {
Log.v("AsyncTask", "onPostExecute");
client.newCall(request).execute();
}
catch (IOException e) {
e.printStackTrace();
Log.v("MyTag", "IOException " + e.toString());
}
return null;
}
}
public void sendMessage(View view) {
Log.i("MyTag", "Button pressed");
String user = "Bengt";
String password = "qaz";
new PostHandler(user, password);
}
好的,这对我来说是新的。现在修复工作必须做,但我稍后会看Retro。 感谢您的提示/帮助:-) – user3260939