پروژه نوت note project با اعمال تغییرات و ایجاد مشکل thread exiting with uncaught exception

با سلام خدمت همه ی دوستان عزیزم من پروژه نوت رو تغییر دادم ولی برنامه unfortunately has stopped میشه ممنون میشم راهنماییم کنید . همون پروژه نوت استاد رو در نظر بگیرید من تغییراتی دادم مثلا اول میخوام با گرفتن user , pass از کاربر شروع کنم و اگر درست بودن آنگاه وارد صفحه ی لیست ویو میشن .

به خطاهای زیر خوردم

 05-31 17:59:10.356: D/AndroidRuntime(1566): Shutting down VM
05-31 17:59:10.356: W/dalvikvm(1566): threadid=1: thread exiting with uncaught exception (group=0x414c4700)
05-31 17:59:10.516: E/AndroidRuntime(1566): FATAL EXCEPTION: main
05-31 17:59:10.516: E/AndroidRuntime(1566): java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{ans.nima.notebypost/ans.nima.notebypost.ActivityMain}: java.lang.NullPointerException
05-31 17:59:10.516: E/AndroidRuntime(1566): 	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2137)
05-31 17:59:10.516: E/AndroidRuntime(1566): 	at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2261)
05-31 17:59:10.516: E/AndroidRuntime(1566): 	at android.app.ActivityThread.access$600(ActivityThread.java:141)
05-31 17:59:10.516: E/AndroidRuntime(1566): 	at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1256)
05-31 17:59:10.516: E/AndroidRuntime(1566): 	at android.os.Handler.dispatchMessage(Handler.java:99)
05-31 17:59:10.516: E/AndroidRuntime(1566): 	at android.os.Looper.loop(Looper.java:137)
05-31 17:59:10.516: E/AndroidRuntime(1566): 	at android.app.ActivityThread.main(ActivityThread.java:5103)
05-31 17:59:10.516: E/AndroidRuntime(1566): 	at java.lang.reflect.Method.invokeNative(Native Method)
05-31 17:59:10.516: E/AndroidRuntime(1566): 	at java.lang.reflect.Method.invoke(Method.java:525)
05-31 17:59:10.516: E/AndroidRuntime(1566): 	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:737)
05-31 17:59:10.516: E/AndroidRuntime(1566): 	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)
05-31 17:59:10.516: E/AndroidRuntime(1566): 	at dalvik.system.NativeStart.main(Native Method)
05-31 17:59:10.516: E/AndroidRuntime(1566): Caused by: java.lang.NullPointerException
05-31 17:59:10.516: E/AndroidRuntime(1566): 	at android.app.Activity.findViewById(Activity.java:1853)
05-31 17:59:10.516: E/AndroidRuntime(1566): 	at ans.nima.notebypost.ActivityMain.<init>(ActivityMain.java:37)
05-31 17:59:10.516: E/AndroidRuntime(1566): 	at java.lang.Class.newInstanceImpl(Native Method)
05-31 17:59:10.516: E/AndroidRuntime(1566): 	at java.lang.Class.newInstance(Class.java:1130)
05-31 17:59:10.516: E/AndroidRuntime(1566): 	at android.app.Instrumentation.newActivity(Instrumentation.java:1061)
05-31 17:59:10.516: E/AndroidRuntime(1566): 	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2128)
05-31 17:59:10.516: E/AndroidRuntime(1566): 	... 11 more
05-31 18:05:30.349: D/AndroidRuntime(1610): Shutting down VM
05-31 18:05:30.349: W/dalvikvm(1610): threadid=1: thread exiting with uncaught exception (group=0x414c4700)
05-31 18:05:30.427: E/AndroidRuntime(1610): FATAL EXCEPTION: main
05-31 18:05:30.427: E/AndroidRuntime(1610): java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{ans.nima.notebypost/ans.nima.notebypost.ActivityMain}: java.lang.NullPointerException
05-31 18:05:30.427: E/AndroidRuntime(1610): 	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2137)
05-31 18:05:30.427: E/AndroidRuntime(1610): 	at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2261)
05-31 18:05:30.427: E/AndroidRuntime(1610): 	at android.app.ActivityThread.access$600(ActivityThread.java:141)
05-31 18:05:30.427: E/AndroidRuntime(1610): 	at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1256)
05-31 18:05:30.427: E/AndroidRuntime(1610): 	at android.os.Handler.dispatchMessage(Handler.java:99)
05-31 18:05:30.427: E/AndroidRuntime(1610): 	at android.os.Looper.loop(Looper.java:137)
05-31 18:05:30.427: E/AndroidRuntime(1610): 	at android.app.ActivityThread.main(ActivityThread.java:5103)
05-31 18:05:30.427: E/AndroidRuntime(1610): 	at java.lang.reflect.Method.invokeNative(Native Method)
05-31 18:05:30.427: E/AndroidRuntime(1610): 	at java.lang.reflect.Method.invoke(Method.java:525)
05-31 18:05:30.427: E/AndroidRuntime(1610): 	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:737)
05-31 18:05:30.427: E/AndroidRuntime(1610): 	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)
05-31 18:05:30.427: E/AndroidRuntime(1610): 	at dalvik.system.NativeStart.main(Native Method)
05-31 18:05:30.427: E/AndroidRuntime(1610): Caused by: java.lang.NullPointerException
05-31 18:05:30.427: E/AndroidRuntime(1610): 	at android.app.Activity.findViewById(Activity.java:1853)
05-31 18:05:30.427: E/AndroidRuntime(1610): 	at ans.nima.notebypost.ActivityMain.<init>(ActivityMain.java:37)
05-31 18:05:30.427: E/AndroidRuntime(1610): 	at java.lang.Class.newInstanceImpl(Native Method)
05-31 18:05:30.427: E/AndroidRuntime(1610): 	at java.lang.Class.newInstance(Class.java:1130)
05-31 18:05:30.427: E/AndroidRuntime(1610): 	at android.app.Instrumentation.newActivity(Instrumentation.java:1061)
05-31 18:05:30.427: E/AndroidRuntime(1610): 	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2128)
05-31 18:05:30.427: E/AndroidRuntime(1610): 	... 11 more
05-31 18:06:48.737: I/Process(1610): Sending signal. PID: 1610 SIG: 9
05-31 18:14:51.107: D/AndroidRuntime(1658): Shutting down VM
05-31 18:14:51.208: W/dalvikvm(1658): threadid=1: thread exiting with uncaught exception (group=0x414c4700)
05-31 18:14:51.267: E/AndroidRuntime(1658): FATAL EXCEPTION: main
05-31 18:14:51.267: E/AndroidRuntime(1658): java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{ans.nima.notebypost/ans.nima.notebypost.ActivityMain}: java.lang.NullPointerException
05-31 18:14:51.267: E/AndroidRuntime(1658): 	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2137)
05-31 18:14:51.267: E/AndroidRuntime(1658): 	at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2261)
05-31 18:14:51.267: E/AndroidRuntime(1658): 	at android.app.ActivityThread.access$600(ActivityThread.java:141)
05-31 18:14:51.267: E/AndroidRuntime(1658): 	at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1256)
05-31 18:14:51.267: E/AndroidRuntime(1658): 	at android.os.Handler.dispatchMessage(Handler.java:99)
05-31 18:14:51.267: E/AndroidRuntime(1658): 	at android.os.Looper.loop(Looper.java:137)
05-31 18:14:51.267: E/AndroidRuntime(1658): 	at android.app.ActivityThread.main(ActivityThread.java:5103)
05-31 18:14:51.267: E/AndroidRuntime(1658): 	at java.lang.reflect.Method.invokeNative(Native Method)
05-31 18:14:51.267: E/AndroidRuntime(1658): 	at java.lang.reflect.Method.invoke(Method.java:525)
05-31 18:14:51.267: E/AndroidRuntime(1658): 	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:737)
05-31 18:14:51.267: E/AndroidRuntime(1658): 	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)
05-31 18:14:51.267: E/AndroidRuntime(1658): 	at dalvik.system.NativeStart.main(Native Method)
05-31 18:14:51.267: E/AndroidRuntime(1658): Caused by: java.lang.NullPointerException
05-31 18:14:51.267: E/AndroidRuntime(1658): 	at android.app.Activity.findViewById(Activity.java:1853)
05-31 18:14:51.267: E/AndroidRuntime(1658): 	at ans.nima.notebypost.ActivityMain.<init>(ActivityMain.java:39)
05-31 18:14:51.267: E/AndroidRuntime(1658): 	at java.lang.Class.newInstanceImpl(Native Method)
05-31 18:14:51.267: E/AndroidRuntime(1658): 	at java.lang.Class.newInstance(Class.java:1130)
05-31 18:14:51.267: E/AndroidRuntime(1658): 	at android.app.Instrumentation.newActivity(Instrumentation.java:1061)
05-31 18:14:51.267: E/AndroidRuntime(1658): 	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2128)
05-31 18:14:51.267: E/AndroidRuntime(1658): 	... 11 more
05-31 18:14:54.747: I/Process(1658): Sending signal. PID: 1658 SIG: 9

package ans.nima.notebypost;


import java.util.ArrayList;

import org.apache.http.NameValuePair;
import org.apache.http.message.BasicNameValuePair;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import android.os.Build;
import android.os.Bundle;
import android.os.StrictMode;
import android.annotation.SuppressLint;
import android.annotation.TargetApi;
import android.app.Activity;
import android.content.Intent;
import android.util.Log;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.EditText;
import android.widget.ListView;
import android.widget.Toast;


@SuppressLint("NewApi")
@TargetApi(Build.VERSION_CODES.GINGERBREAD)
public class ActivityMain extends ActivityEnhanced {

	//private ArrayList<StructTask>netTasks = new ArrayList<StructTask>();
	
	//private ArrayAdapter adapter;
	
	EditText edtUsername=(EditText)findViewById(R.id.edtUsername);
	EditText edtPassword=(EditText)findViewById(R.id.edtPassword);
	Button btnLogin=(Button)findViewById(R.id.btnLogin);
	
	
	
	
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		
		
		StrictMode.ThreadPolicy policy=new StrictMode.ThreadPolicy.Builder().permitAll().build();
		StrictMode.setThreadPolicy(policy);
		
		btnLogin.setOnClickListener(new OnClickListener() {
			
			@Override
			public void onClick(View arg0) {
				
				ArrayList<NameValuePair> params=new ArrayList<NameValuePair>();
				params.add(new BasicNameValuePair("puser", ""+edtUsername));
				if(Commands.checkData(params))
				{
					Intent intent=new Intent(G.currentActivity,ActivityPatient.class);
					intent.putExtra("PUSER",edtUsername+"" );
					
					G.currentActivity.startActivity(intent);
					
				
				}
			}
		});
		
}
	
}










package ans.nima.notebypost;


import java.util.ArrayList;

import org.apache.http.NameValuePair;
import org.apache.http.message.BasicNameValuePair;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import android.os.Build;
import android.os.Bundle;
import android.os.StrictMode;
import android.annotation.SuppressLint;
import android.annotation.TargetApi;
import android.app.Activity;
import android.content.Intent;
import android.util.Log;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.EditText;
import android.widget.ListView;
import android.widget.Toast;


public class ActivityPatient extends ActivityEnhanced {

	//private ArrayList<StructTask>netTasks = new ArrayList<StructTask>();
	
	String puser="";
	private ArrayAdapter adapter;	
	
	@Override
	protected void onResume() {
		// TODO Auto-generated method stub
		super.onResume();
		adapter.notifyDataSetChanged();
	}
	
	
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_patient);
		
		Bundle extras=getIntent().getExtras();
		if(extras != null)
		{
			puser=extras.getString("PUSER");
			
			G.puser=puser;
			
			
			ArrayList<NameValuePair> params=new ArrayList<NameValuePair>();
			params.add(new BasicNameValuePair("username", ""+puser));
			Commands.recpid(params);
			
			
		}
		
		
		final ListView lstContent=(ListView) findViewById(R.id.lstContent);
		adapter=new AdapterNote(G.docts);
		lstContent.setAdapter(adapter);
		Commands.readData();
		adapter.notifyDataSetChanged();
		
}
	
}











package ans.nima.notebypost;

import java.util.ArrayList;

import org.apache.http.NameValuePair;
import org.apache.http.message.BasicNameValuePair;

import android.os.Bundle;
import android.app.Activity;
import android.content.Intent;
import android.graphics.Color;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.CheckBox;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.TextView;

public class AdapterNote extends ArrayAdapter<StructDoc> {
	
	
	
	public AdapterNote(ArrayList<StructDoc> array)
	{
		super(G.context,R.layout.adapter_notes,array);
	}
	private static class ViewHolder
	{
		public TextView txtId;
		public TextView txtName;
		public TextView txtDay;
		public TextView txtTime;
		public TextView txtCap;
		public CheckBox chkRes;
		public ViewGroup layoutRoot;
		
		StructDoc docs=new StructDoc();
		StructPatient patient=new StructPatient();
		
		public ViewHolder(View view)
		{
			txtId=(TextView)view.findViewById(R.id.txtId);
			txtName=(TextView)view.findViewById(R.id.txtName);
			txtTime=(TextView)view.findViewById(R.id.txtTime);
			txtCap=(TextView)view.findViewById(R.id.txtCap);
			txtDay=(TextView)view.findViewById(R.id.txtDay);
			chkRes=(CheckBox)view.findViewById(R.id.chkRes);
			layoutRoot=(ViewGroup)view.findViewById(R.id.layoutRoot);
			
			
		}
		public void fill(final ArrayAdapter<StructDoc>adapter,final StructDoc item,final int position)
		{
						
					// TODO Auto-generated method stub
								txtId.setText(item.id);
								txtName.setText(item.name);
								txtDay.setText(item.day);
								txtTime.setText(item.time);
								txtCap.setText(item.cap);
								
								
							/*	layoutRoot.setOnClickListener(new OnClickListener(){

									@Override
									public void onClick(View arg0) {
										// TODO Auto-generated method stub
										Intent intent =new Intent(G.currentActivity,ActivityEdit.class);
										intent.putExtra("POSITION", position);
										G.currentActivity.startActivity(intent);
									}
								});
		*/							
									chkRes.setOnClickListener(new OnClickListener(){

										@Override
										public void onClick(View view) {
											// TODO Auto-generated method stub
											CheckBox checkBox =(CheckBox)view;
											
											if(checkBox.isChecked())
											{
												txtName.setTextColor(Color.GREEN);
												ArrayList<NameValuePair> params=new ArrayList<NameValuePair>();
												params.add(new BasicNameValuePair("did", ""+docs.id));
												params.add(new BasicNameValuePair("day",docs.day));
												params.add(new BasicNameValuePair("time",docs.time));
												params.add(new BasicNameValuePair("pid", ""+G.pid));
												Commands.insertData(params);
											}
											else
											{
												txtName.setTextColor(Color.WHITE);
											}
										}
										
									});
									if(chkRes.isChecked())
									{
										txtName.setTextColor(Color.GREEN);
									}else
									{
										txtName.setTextColor(Color.WHITE);
									}
  }

		
 }//class ViewHolder
	@Override
	public View getView(int position ,View convertView,ViewGroup parent)
	{
		ViewHolder holder;
		
		StructDoc item=getItem(position);
		if(convertView == null)
		{
			convertView = G.inflater.inflate(R.layout.adapter_notes,parent,false);
			holder=new ViewHolder(convertView);
			convertView.setTag(holder);
		}else
		{
			holder=(ViewHolder)convertView.getTag();
		}
		holder.fill(this, item, position);
		return convertView;
		
	}
}












package ans.nima.notebypost;

import java.util.ArrayList;

import org.apache.http.NameValuePair;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

public class Commands {
	
	public static String checkres="";
	public static void updateData(final ArrayList<NameValuePair>params)
	{
		
	    new Thread(new Runnable()
		{

			@Override
			public void run() {
				// TODO Auto-generated method stub
				Webservice.readUrl("http://192.168.1.3/note/webservice.php?action=update",params);
			}
		  }).start();
		}
	
	public static void insertData(final ArrayList<NameValuePair>params)
	{
		
	    new Thread(new Runnable()
		{

			@Override
			public void run() {
				// TODO Auto-generated method stub
				Webservice.readUrl("http://192.168.1.3/hospital/Android/insert.php",params);
			}
		  }).start();
	    
		}
	
	public static void readData()
	{
		
	Thread t1=new Thread(new Runnable()
	{

		@Override
		public void run() {
			// TODO Auto-generated method stub
			 String result=Webservice.readUrl("http://192.168.1.3/hospital/Android/select.php",null);
			if(result !=null )
			{
				//Log.i("LOG",result);
				try
				{
					G.docts.clear();
					JSONArray docts= new JSONArray(result);
					for(int i=0;i<docts.length();i++)
					{
						JSONObject object=docts.getJSONObject(i);
						StructDoc doc =new StructDoc();
						doc.id=object.getInt("did");
						doc.name=object.getString("dname");
						doc.day=object.getString("day");
						doc.time=object.getString("stime");
						doc.cap=object.getInt("num");
						//Log.i("LOG",object.getString("task_title"));
						G.docts.add(doc);
					}
				}
				catch(JSONException e)
				{
					e.printStackTrace();
				}
			}
		}
		
	  });
	t1.start();
	}
	public static boolean checkData(final ArrayList<NameValuePair>params)
	{
		
	    new Thread(new Runnable()
		{

			@Override
			public void run() {
				// TODO Auto-generated method stub
				checkres="";
				checkres=Webservice.readUrl("http://192.168.1.3/hospital/Android/login.php",params);
			}
		  }).start();
	    if(checkres != null)
	    {
	    	return true;
	    }
	    else
	    	return false;
	    
		}
	
	public static void  recpid(final ArrayList<NameValuePair>params)
	{
		
	    new Thread(new Runnable()
		{

			@Override
			public void run() {
				// TODO Auto-generated method stub
				
				String result=Webservice.readUrl("http://192.168.1.3/hospital/Android/recpid.php",params);
				if(result !=null )
				{
					//Log.i("LOG",result);
					try
					{
						G.patient.clear();
						JSONArray patients= new JSONArray(result);
						for(int i=0;i<patients.length();i++)
						{
							JSONObject object=patients.getJSONObject(i);
							StructPatient pat =new StructPatient();
							pat.pid=object.getInt("pid");
							pat.pname=object.getString("pname");
							
							pat.puser=G.puser;
							G.pid=pat.pid;
							//Log.i("LOG",object.getString("task_title"));
							G.patient.add(pat);
						}
					}
					catch(JSONException e)
					{
						e.printStackTrace();
					}
				}
			}
		  }).start();
	    
		}

}