FormatUtility.java :  » UnTagged » veloid » com » xirgonium » android » util » Android Open Source

package com.xirgonium.android.util;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.math.BigDecimal;
import java.text.DecimalFormat;
import java.text.DecimalFormatSymbols;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;

import android.app.Activity;
import android.content.Context;
import android.location.Address;

import com.xirgonium.android.veloid.R;

public class FormatUtility {
  public static String generateLastUpdateField(Date lu, Activity act) {

    if (lu == null) {
      return act.getString(R.string.main_last_update_not_done);
    }

    String pattern = act.getString(R.string.main_hour_date_format);

    SimpleDateFormat format = new SimpleDateFormat(pattern);

    StringBuffer buf = new StringBuffer(act.getString(R.string.main_hour_date_format_prefix));
    buf.append(" ");
    buf.append(format.format(lu));

    return buf.toString();
  }

  public static String getTwoDigitsFormatedNumber(int number) {
    DecimalFormat format = new DecimalFormat("00", new DecimalFormatSymbols(Locale.FRENCH));
    try {
      return format.format(number);
    } catch (NumberFormatException nfe) {
      return "";
    }
  }

  /**
   * convert a duration in seconds in minute + seconds 135 sec = [2, 15]
   * 
   * @param duration
   * @return a array of int where [0] = min and [1] = sec
   */
  public static int[] convertSecondDurationInMinSec(int duration) {
    int[] toret = { 0, 0 };

    BigDecimal min = new BigDecimal(duration / 60);
    BigDecimal sec = new BigDecimal(duration % 60);

    toret[0] = min.setScale(0, BigDecimal.ROUND_DOWN).intValue();
    toret[1] = sec.setScale(0, BigDecimal.ROUND_DOWN).intValue();

    return toret;
  }

  public static String slurp(InputStream in, String charset) throws IOException {
    StringBuffer out = new StringBuffer();

    InputStreamReader reader = new InputStreamReader(in, charset);

    BufferedReader inReader = new BufferedReader(reader);
    String line;
    while ((line = inReader.readLine()) != null) {
      out.append(line);
    }

    return out.toString();
  }
  
//  public static StringBuffer slurp2(InputStream in, String charset) throws IOException {
//    StringBuffer out = new StringBuffer();
//
//    InputStreamReader reader = new InputStreamReader(in, charset);
//
//    BufferedReader inReader = new BufferedReader(reader);
//    String line;
//    while ((line = inReader.readLine()) != null) {
//      out.append(line);
//    }
//
//    return out;
//  }
  

  public static int intFromString(String s) {

    byte[] b = s.getBytes();
    int value = 0;
    for (int i = 0; i < s.length() - 1; i++) {
      int shift = (s.length() - 2 - i) * 8;
      value += (b[i] & 0x000000FF) << shift;
    }

    return Math.abs(value);
  }

  public static String formatAdressForList(Address addr) {
    StringBuffer buf = new StringBuffer(addr.getFeatureName());
    if (addr.getLocality() != null) {
      buf.append(",");
      buf.append(addr.getLocality());
    } else if (addr.getAdminArea() != null) {
      buf.append(",");
      buf.append(addr.getAdminArea());
    }

    return buf.toString();
  }

  public static String removeFileExtension(String fileName) {
    int beginningExtension = fileName.lastIndexOf(".");
    return fileName.substring(0, beginningExtension);
  }

  public static int getBackgroundColorForFavorite(int colorIndex, Context ctx) {
    switch (colorIndex) {
      case 1:
        return ctx.getResources().getColor(R.color.favorite_alternative_one);
      case 2:
        return ctx.getResources().getColor(R.color.favorite_alternative_two);
      case 3:
        return ctx.getResources().getColor(R.color.favorite_alternative_three);
      default:
        return ctx.getResources().getColor(R.color.green_one);
    }
  }
  
  public static int getTextColorForFavorite(int colorIndex, Context ctx) {
    switch (colorIndex) {
      case 1:
        return ctx.getResources().getColor(R.color.favorite_text_color_alternative1);
      case 2:
        return ctx.getResources().getColor(R.color.favorite_text_color_alternative2);
      case 3:
        return ctx.getResources().getColor(R.color.favorite_text_color_alternative3);
      default:
        return ctx.getResources().getColor(R.color.favorite_text_color);
    }
  }

}