java - AsyncTask语法错误

我不知道我做错了什么，但是在合并了来自两个不同文件的源代码并实现asynctask之后，我在编译下面的代码时遇到了一些问题。任何关于什么可能导致这些问题的建议（作为一种学习经验）以及如果不是太复杂的解决方法都是值得赞赏的。
（提前谢谢！）
问题：
说明资源路径位置类型

The nested type AddEditCountry cannot hide an enclosing type    AddEditCountry.java /Game Demo/src/com/nfc/gamedemo line 159    Java Problem
Syntax error, insert "AssignmentOperator Expression" to complete Expression AddEditCountry.java /Game Demo/src/com/nfc/gamedemo line 153    Java Problem
The left-hand side of an assignment must be a variable  AddEditCountry.java /Game Demo/src/com/nfc/gamedemo line 153    Java Problem

import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;

import android.app.Activity;
import android.opengl.Visibility;
import android.os.AsyncTask;
import android.os.Bundle;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ProgressBar;
import android.widget.TextView;
import android.widget.Toast;

public class DeviceConfig extends Activity implements OnClickListener{

    private EditText value;
    private Button btn;
    private ProgressBar pb;
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.deviceconfig);
        value=(EditText)findViewById(R.id.editText1);
        btn=(Button)findViewById(R.id.button1);
        pb=(ProgressBar)findViewById(R.id.progressBar1);
        pb.setVisibility(View.GONE);
        btn.setOnClickListener(this);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    }

    public void onClick(View v) {
        // TODO Auto-generated method stub
            if(value.getText().toString().length()<1){

                // out of range
                Toast.makeText(this, "please enter something", Toast.LENGTH_LONG).show();
            }else{
                pb.setVisibility(View.VISIBLE);
                new MyAsyncTask().execute(value.getText().toString());
            }


    }

    private class MyAsyncTask extends AsyncTask<String, Integer, Double>{

        @Override
        protected Double doInBackground(String... params) {
            // TODO Auto-generated method stub
            postData(params[0]);
            return null;
        }

        protected void onPostExecute(Double result){
            pb.setVisibility(View.GONE);
            Toast.makeText(getApplicationContext(), "command sent", Toast.LENGTH_LONG).show();
        }
        protected void onProgressUpdate(Integer... progress){
            pb.setProgress(progress[0]);
        }

        public void postData(String valueIWantToSend) {
            // Create a new HttpClient and Post Header
            HttpClient httpclient = new DefaultHttpClient();
            HttpPost httppost = new HttpPost("http://192.168.1.1/apply.cgi");

            try {
                // Add your data
                List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>();
                nameValuePairs.add(new BasicNameValuePair("myHttpData", valueIWantToSend));
                httppost.setEntity(new UrlEncodedFormEntity(nameValuePairs));

                // Execute HTTP Post Request
                HttpResponse response = httpclient.execute(httppost);

            } catch (ClientProtocolException e) {
                // TODO Auto-generated catch block
            } catch (IOException e) {
                // TODO Auto-generated catch block
            }
        }

    }
}

最佳答案

new MyAsyncTask().execute/这是错误的
execute（）是方法
像这样打电话

new MyAsyncTask().execute("");

你的代码有很多错误。您已将代码放在oncreate外部

3A00

java - AsyncTask语法错误