Android Open Source - cnp Utils

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License

The source code is released under:
MIT License
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Java Source Code

package com.urucas.utils;
/*from   www  .j a va2s.c o m*/
/**
* @copyright Urucas
* @license   Copyright (C) 2013. All rights reserved
* @version   Release: 1.0.0
* @link       http://urucas.com
* @developers Bruno Alassia, Pamela Prosperi
*/

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.regex.Pattern;

import android.accounts.Account;
import android.accounts.AccountManager;
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.res.Resources;
import android.net.ConnectivityManager;
import android.telephony.TelephonyManager;
import android.util.Patterns;
import android.util.TypedValue;
import android.widget.Toast;

public abstract class Utils {

  public static int intIDFromResource(Context context, String name, String type) {
    return context.getResources().getIdentifier(name, type, context.getPackageName());    
  }
    
  public static String stringFromResource(Context context, String name) {
    int id = context.getResources().getIdentifier(name, "string", context.getPackageName());
    return context.getResources().getString(id);
  }
  
  
  
  public static boolean isConnected(Context context) {
    ConnectivityManager conMgr = (ConnectivityManager) context.getSystemService (Context.CONNECTIVITY_SERVICE);
        if (conMgr.getActiveNetworkInfo() != null
                && conMgr.getActiveNetworkInfo().isAvailable()
                && conMgr.getActiveNetworkInfo().isConnected()) return true;
        
        return false;
  }
  
  public static String capitalize(String s) {
      if (s!=null && s.length() > 0) {
          return s.substring(0, 1).toUpperCase() + s.substring(1);
      }
      else return s;
  }
  
  public static String capitalize(String s, boolean allWords) {
    String[] words = s.split("\\s+");
    for(int i=0; i< words.length;i++) {
      words[i] = Utils.capitalize(words[i]);      
    }
    return Utils.join(words, " ");
  }
  
  public static String join(String[] s, String glue) {
    String res = "";
    for(int j=0; j<s.length;j++) {
      res += s[j];
      res += glue;
    }  
    return res;
  }
  
  public static boolean ValidPhoneNumber(String pn) {
    return pn.matches("\\d{8,}");
  }
  
  public static void Toast(Context context, String text) {  
    Toast toast = Toast.makeText(context, text, Toast.LENGTH_LONG);
      toast.show();
  }
  
  public static void Toast(Context context, int resourceID) {
    Toast toast = Toast.makeText(context, resourceID, Toast.LENGTH_LONG);
      toast.show();
  }
  
  public static void Toast(Context context, String text, int length) {
    Toast toast = Toast.makeText(context, text, length);
      toast.show();
  }
  
  public static void Toast(Context context, int resourceID, int length) {
    Toast toast = Toast.makeText(context, resourceID, length);
      toast.show();
  }
  
  public static void showOKAlert(Context context, String message) {
    
    AlertDialog.Builder builder = new AlertDialog.Builder(context);
    
    builder.setMessage(message)
               .setPositiveButton("OK", new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int id) {
                      dialog.cancel();                 
               }
         });         
     AlertDialog alert = builder.create();
     alert.show();     
  }
  
  public static void showOKAlert(Context context, int messageResourceID) {
    
    AlertDialog.Builder builder = new AlertDialog.Builder(context);
    
    builder.setMessage(messageResourceID)
               .setPositiveButton("OK", new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int id) {
                      dialog.cancel();                 
               }
         });         
     AlertDialog alert = builder.create();
     alert.show();     
  }
  
  
  public static Dialog showPreloader(Context context, String title, String message) {
    Dialog dialog = ProgressDialog.show(context, title, message, true);
      dialog.setCancelable(true); 
      return dialog;
  }
  
  
  public static void Log(String tag, String message) {
    android.util.Log.i(tag, message);
  }
  
  public static void Log(int number) {
    android.util.Log.i("URUCAS_DEBUGGING >>>", String.valueOf(number));
  }
  
  public static void Log(String message) {
    android.util.Log.i("URUCAS_DEBUGGING >>>", message);
  }
  
  public static void Log(float f) {
    android.util.Log.i("URUCAS_DEBUGGING >>>", String.valueOf(f));
  }
  
  public static String getRegionCodeFromSIM(Context context) {
    TelephonyManager telephonyManager = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
    return telephonyManager.getSimCountryIso();
  }
  
  public static String getUUID(Context context) {
    TelephonyManager tManager = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
    return tManager.getDeviceId();
  }
  
  public static String getEmailAccount(Context context) {
    try {
    Pattern emailPattern = Patterns.EMAIL_ADDRESS; // API level 8+
    Account[] accounts = AccountManager.get(context).getAccounts();
    for (Account account : accounts) {
        if (emailPattern.matcher(account.name).matches()) {
            String possibleEmail = account.name;                      
        return possibleEmail;         
        }
    }
    }catch(Exception e) {}
    return null;
  }
  
  public static String getNickFromEmail(String email) {
    if(email == null || email.length() == 0) return "";
    
    String[] nick = email.split("@");
    return nick.length == 0 ? null : nick[0];
    
  }
  
  public static float dp2pixel(Context context, int dp) {
    Resources r = context.getResources();
      return TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dp, r.getDisplayMetrics());      
  }
  
  public static float distanceBetween2Points(float vectorX0, float vectorY0, float vectorXP, float vectorYP) {
    float x = Math.abs(vectorXP - vectorX0);
    float y = Math.abs(vectorYP - vectorY0);
    return (float) Math.sqrt((x*x) + (y*y));
  }
  
  public static Date string2Date(String sd,String formato){
    //formato = "yyyy-MM-dd'T'HH:mm:ss'Z'";
    //"Thu Jul 11 12:40:18 GMT-03:00 2013"
    //"EE MMM dd HH:mm:ss z YYYY"
    SimpleDateFormat format = new SimpleDateFormat(formato); 
    try {
        Date date = (Date) format.parse(sd);
        return date;
    } catch (ParseException e) {
        // TODO Auto-generated catch block  
        e.printStackTrace();
    }
    return null;
    
  }

}
Java Source Code List
