Check permision Android

package com.haynhanh.listapps;

import java.util.ArrayList;
import java.util.List;

import android.app.AlertDialog;
import android.app.ListActivity;
import android.app.ProgressDialog;
import android.content.ActivityNotFoundException;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.content.pm.PackageManager.NameNotFoundException;
import android.net.Uri;
import android.os.AsyncTask;
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.widget.ListView;
import android.widget.Toast;

import android.app.ListActivity;
import android.os.Bundle;

public class ListFilterActivity extends ListActivity {
    private PackageManager packageManager = null;
    private List<ApplicationInfo> applist = null;
    private ApplicationAdapter listadaptor = null;
    String strActionFilter = null;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        Bundle bundle = getIntent().getExtras();
        strActionFilter = bundle.getString("actionFilter");
//      Toast.makeText(this, ""+strActionFilter, Toast.LENGTH_SHORT).show();

        setContentView(R.layout.activity_main);

        packageManager = getPackageManager();

        new LoadApplications().execute();
    }

    public boolean onCreateOptionsMenu(Menu menu) {
        MenuInflater inflater = getMenuInflater();
        inflater.inflate(R.menu.menu, menu);

        return true;
    }

    public boolean onOptionsItemSelected(MenuItem item) {
        boolean result = true;

        switch (item.getItemId()) {
        case R.id.menu_about: {
            displayAboutDialog();

            break;
        }
        case R.id.menu_search: {
            searchAction();

            break;
        }
        default: {
            result = super.onOptionsItemSelected(item);

            break;
        }
        }

        return result;
    }

    private void displayAboutDialog() {
        final AlertDialog.Builder builder = new AlertDialog.Builder(this);
        builder.setTitle(getString(R.string.about_title));
        builder.setMessage(getString(R.string.about_desc));

        builder.setPositiveButton("Know More",
                new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int id) {
                        Intent browserIntent = new Intent(Intent.ACTION_VIEW,
                                Uri.parse("http://haynhanh.com"));
                        startActivity(browserIntent);
                        dialog.cancel();
                    }
                });
        builder.setNegativeButton("No Thanks!",
                new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int id) {
                        dialog.cancel();
                    }
                });

        builder.show();
    }

    private void searchAction() {
        Intent intent = new Intent(ListFilterActivity.this,
                SearchActivity.class);
        startActivity(intent);
    }

    @Override
    protected void onListItemClick(ListView l, View v, int position, long id) {
        super.onListItemClick(l, v, position, id);

        ApplicationInfo app = applist.get(position);
        try {
            Intent intent = packageManager
                    .getLaunchIntentForPackage(app.packageName);

            if (null != intent) {
                startActivity(intent);
            }
        } catch (ActivityNotFoundException e) {
            Toast.makeText(ListFilterActivity.this, e.getMessage(),
                    Toast.LENGTH_LONG).show();
        } catch (Exception e) {
            Toast.makeText(ListFilterActivity.this, e.getMessage(),
                    Toast.LENGTH_LONG).show();
        }
    }

//  private List<ApplicationInfo> checkForLaunchIntent(
//          List<ApplicationInfo> list) {
//      ArrayList<ApplicationInfo> applist = new ArrayList<ApplicationInfo>();
//      for (ApplicationInfo info : list) {
//          try {
//              if (null != packageManager
//                      .getLaunchIntentForPackage(info.packageName)) {
////                    Log.d("test permission", "thieumao " + info.packageName);
//                  /*
//                      SEND_SMS nhanTin
//                      CALL_PHONE goiDien
//                      INTERNET dungMang
//                      GET_ACCOUNTS layThongTin
//                   */
//                  int check = 0;
//                  if (strActionFilter.contains("nhanTin")){
//                      if (checkPermission(info, "SEND_SMS")== 1){
//                          check = 1;
//                      };
//                  } else if (strActionFilter.contains("goiDien")){
//                      if (checkPermission(info, "SEND_SMS")== 1){
//                          check = 1;
//                      };
//                  } else if (strActionFilter.contains("dungMang")){
//                      if (checkPermission(info, "SEND_SMS")== 1){
//                          check = 1;
//                      };
//                  } else if (strActionFilter.contains("layThongTin")){
//                      if (checkPermission(info, "SEND_SMS")== 1){
//                          check = 1;
//                      };
//                  }
//                  if (check == 0){
//                      applist.add(info);
//                  }
//
//              }
//          } catch (Exception e) {
//              e.printStackTrace();
//          }
//      }
//
//      return applist;
//  }

    private List<ApplicationInfo> filterForLaunchIntent(
            List<ApplicationInfo> list, String strActionFilter) {
        ArrayList<ApplicationInfo> applist = new ArrayList<ApplicationInfo>();
        for (ApplicationInfo info : list) {
            try {
                if (null != packageManager
                        .getLaunchIntentForPackage(info.packageName)) {
//                  Log.d("test permission", "thieumao " + info.packageName);
                    /*
                        SEND_SMS nhanTin
                        CALL_PHONE goiDien
                        INTERNET dungMang
                        GET_ACCOUNTS layThongTin
                     */
                    int check = 0;
                    if (strActionFilter.contains("nhanTin")){
                        if (checkPermission(info, "SEND_SMS")== 1){
                            check = 1;
                        };
                    } else if (strActionFilter.contains("goiDien")){
                        if (checkPermission(info, "CALL_PHONE")== 1){
                            check = 1;
                        };
                    } else if (strActionFilter.contains("dungMang")){
                        if (checkPermission(info, "INTERNET")== 1){
                            check = 1;
                        };
                    } else if (strActionFilter.contains("layThongTin")){
                        if (checkPermission(info, "GET_ACCOUNTS")== 1){
                            check = 1;
                        };
                    }
                    if (check == 1){
                        applist.add(info);
                    }

                }
            } catch (Exception e) {
                e.printStackTrace();
            }
        }

        return applist;
    }

    private int checkPermission(ApplicationInfo applicationInfo, String strPermission){
        try {
            PackageInfo packageInfo = packageManager.getPackageInfo(
                    applicationInfo.packageName,
                    PackageManager.GET_PERMISSIONS);
//          appNameAndPermissions.append(packageInfo.packageName + "*:\n");
            // Get Permissions
            String[] requestedPermissions = packageInfo.requestedPermissions;
            if (requestedPermissions != null) {
                for (int i = 0; i < requestedPermissions.length; i++) {
                    if (requestedPermissions[i].contains(strPermission)){
                        return 1;
                    }
                    Log.d("test permission", "mao "+requestedPermissions[i]);
//                  appNameAndPermissions.append(requestedPermissions[i]
//                          + "\n");
                }
//              appNameAndPermissions.append("\n");
            }
        } catch (NameNotFoundException e) {
            e.printStackTrace();
            return 0;
        }
        return 0;
    }

    private class LoadApplications extends AsyncTask<Void, Void, Void> {
        private ProgressDialog progress = null;

        @Override
        protected Void doInBackground(Void... params) {
//          applist = checkForLaunchIntent(packageManager
//                  .getInstalledApplications(PackageManager.GET_META_DATA));
            applist = filterForLaunchIntent(packageManager
                    .getInstalledApplications(PackageManager.GET_META_DATA), strActionFilter);

            listadaptor = new ApplicationAdapter(ListFilterActivity.this,
                    R.layout.snippet_list_row, applist);

            return null;
        }

        @Override
        protected void onCancelled() {
            super.onCancelled();
        }

        @Override
        protected void onPostExecute(Void result) {
            setListAdapter(listadaptor);
            progress.dismiss();
            super.onPostExecute(result);
        }

        @Override
        protected void onPreExecute() {
            progress = ProgressDialog.show(ListFilterActivity.this, null,
                    "Loading application info...");
            super.onPreExecute();
        }

        @Override
        protected void onProgressUpdate(Void... values) {
            super.onProgressUpdate(values);
        }
    }

}