Android Open Source - VoLTE_Dialer Logger_backup

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Back to project page VoLTE_Dialer.

License

The source code is released under:

GNU General Public License

Java Source Code

package net.spinlogic.logger;
/**//  w  w  w.j a  va  2 s.  c o  m
 *  Part of the dialer for testing VoLTE network side KPIs.
 *  
 *   Copyright (C) 2014  Spinlogic
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License version 2 as 
 *  published by the Free Software Foundation.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>
 */

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;

import android.os.Environment;
import android.util.Log;

public class Logger_backup {
  public static final String TAG   = "Logger";
  
  static File       logFile;
  public static long     KMaxLogfileSize = 10485760;  // 10 MB
  
  public static final boolean isLogActive = true;
  
  // Log file directory and name
  public static final String FN_LOGDIR   = "volte_dialer";
  public static final String FN_LOGFILE1   = "log1.txt";
  public static final String FN_LOGFILE2   = "log2.txt";
  
  /**
   * Selects the file in which to log data initially.
   * This method should be called when the application starts before 
   * it logs any data.
   */
  public static void initializeValues() {
    String state = Environment.getExternalStorageState();
    
    //  We have to select which log file to use.
    if (Environment.MEDIA_MOUNTED.equals(state)) {
      File path = new File(Environment.getExternalStorageDirectory() + 
                File.separator + FN_LOGDIR);
      
      //  Make directory if it does not exist
      if(!path.exists()) {
        path.mkdir();
      }
      
      //  Try first with FN_SOSLOG
//      String imei = HWFunctionsContainer.getIMEI();
//      logFile = new File(path, imei + "_" + GlobalConstants.FN_SOSLOG);
      logFile = new File(path, FN_LOGFILE1);
      if(logFile.exists()) {
        if(logFile.length() >= (KMaxLogfileSize / 2)) {
          logFile = null;    // Destroy current object
//          logFile = new File(path, imei + "_" + GlobalConstants.FN_SOSLOG2);
          logFile = new File(path, FN_LOGFILE2);
        }
      }
    }
  }
  
  
  /**
   * Switch log files between FN_SOSLOG and FN_SOSLOG2 
   */
  private static void switchLogFiles() {
    String filename = logFile.getName();
    String path   = logFile.getParent();
//    String imei = HWFunctionsContainer.getIMEI();
//    if(filename.equalsIgnoreCase(imei + "_" + GlobalConstants.FN_SOSLOG)) {
    if(filename.equalsIgnoreCase(FN_LOGFILE1)) {
      logFile = null;
//      logFile = new File(path, imei + "_" + GlobalConstants.FN_SOSLOG2);
      logFile = new File(path, FN_LOGFILE2);
      if(logFile.exists()) {
        //  if the file exist, then delete it
        logFile.delete();
      }
    }
    else {
      logFile = null;
//      logFile = new File(path, imei + "_" + GlobalConstants.FN_SOSLOG);
      logFile = new File(path, FN_LOGFILE1);
      if(logFile.exists()) {
        logFile.delete();
      }
    }
  }

  
  public static void Log(String header, String content) {
    final String METHOD = "::appendLog   ";
    if(isLogActive) {
      if(KMaxLogfileSize > 0) {
         if (!logFile.exists()) {
            try {
              logFile.createNewFile();
            }
            catch (IOException e) {
              Log.d(TAG + METHOD, "appendLog: " + e.getMessage());
            }
         }
         try {
           //  Prepend date and time information to the log data
           SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS");
           String currentDateandTime = sdf.format(new Date());
           String logline = currentDateandTime + "\t" + header + "\t" + content;
           //BufferedWriter for performance, true to set append to file flag
           BufferedWriter buf = new BufferedWriter(new FileWriter(logFile, true)); 
           buf.append(logline);
           buf.newLine();
           buf.close();
         }
         catch (IOException e) {
           Log.d(TAG + METHOD, "appendLog: " + e.getMessage());
         }
         if(logFile.length() >= (KMaxLogfileSize / 2)) {
           switchLogFiles();
         }
      }
    }
  }
}

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