Android Open Source - callmeter Device

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License

The source code is released under:

GNU General Public License

Java Source Code

/*
 * Copyright (C) 2010 Cyril Jaquier, Felix Bechstein
 * //from  w  w w . j  a v a  2 s.c  o  m
 * This file is part of NetCounter.
 * 
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation; either version 3 of the License, or (at your option) any later
 * version.
 * 
 * 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/>.
 */

package de.ub0r.de.android.callMeterNG;

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

import android.os.Build;
import android.util.Log;

/**
 * Representation of a device.
 */
public abstract class Device {
  /** Tag for output. */
  private static final String TAG = "CallMeter.device";

  /** Single instance. */
  private static Device instance = null;
  /** Device's interfaces. */
  private String[] mInterfaces = null;

  /**
   * @return single instance
   */
  public static synchronized Device getDevice() {
    if (instance == null) {
      Log.i(TAG, "Device: " + Build.DEVICE);
      // All the devices we know about.
      Device[] allDevices = { new DefaultDevice(), new GenericDevice(),
          new SamsungI7500Device(), new PulseDevice(),
          new DroidDevice() };
      // Iterates over all the devices and try to found the corresponding
      // one.
      for (Device device : allDevices) {
        if (Arrays.asList(device.getNames()).contains(Build.DEVICE)) {
          instance = device;
          break;
        }
      }
      // Nothing found? Use the default device.
      if (instance == null) {
        instance = allDevices[0];
      }
    }
    Log.d(TAG, instance.getClass().getName());
    return instance;
  }

  /**
   * @return device's names
   */
  public abstract String[] getNames();

  /**
   * @return device's device file: cell
   */
  public abstract String getCell();

  /**
   * @return device's device file: wifi
   */
  public abstract String getWiFi();

  /**
   * @return device's device file: bluetooth
   */
  public abstract String getBluetooth();

  /**
   * @return device's interfaces
   */
  public final synchronized String[] getInterfaces() {
    if (this.mInterfaces == null) {
      List<String> tmp = new ArrayList<String>();
      if (this.getCell() != null) {
        tmp.add(this.getCell());
      }
      if (this.getWiFi() != null) {
        tmp.add(this.getWiFi());
      }
      if (this.getBluetooth() != null) {
        tmp.add(this.getBluetooth());
      }
      this.mInterfaces = tmp.toArray(new String[tmp.size()]);
    }
    return this.mInterfaces;
  }
}

/**
 * Generic device implementation corresponding to the emulator.
 */
class GenericDevice extends Device {
  @Override
  public String[] getNames() {
    return new String[] { "generic" };
  }

  @Override
  public String getBluetooth() {
    return null;
  }

  @Override
  public String getCell() {
    return this.getWiFi(); // for debugging purpose
  }

  @Override
  public String getWiFi() {
    return "eth0";
  }
}

/**
 * Default device implementation corresponding to the HTC Dream and HTC Magic.
 */
class DefaultDevice extends Device {
  @Override
  public String[] getNames() {
    // TODO Get the device name of the HTC Magic.
    return new String[] { "dream" };
  }

  @Override
  public String getBluetooth() {
    return "bnep0";
  }

  @Override
  public String getCell() {
    return "rmnet0";
  }

  @Override
  public String getWiFi() {
    return "tiwlan0";
  }
}

/**
 * Device implementation for the Samsung I7500. Also works with the I5700
 * (Spica).
 */
class SamsungI7500Device extends Device {
  @Override
  public String[] getNames() {
    return new String[] { "GT-I7500", "spica" };
  }

  @Override
  public String getBluetooth() {
    return "bnep0";
  }

  @Override
  public String getCell() {
    return "pdp0";
  }

  @Override
  public String getWiFi() {
    return "eth0";
  }
}

/**
 * Device implementation for the T-Mobile Pulse (Huawei U8220). Also works for
 * the Google Nexus One.
 */
class PulseDevice extends Device {
  @Override
  public String[] getNames() {
    return new String[] { "U8220", "passion" };
  }

  @Override
  public String getBluetooth() {
    return "bnep0";
  }

  @Override
  public String getCell() {
    return "rmnet0";
  }

  @Override
  public String getWiFi() {
    return "eth0";
  }
}

/**
 * Device implementation for the Motorola Droid.
 */
class DroidDevice extends Device {
  @Override
  public String[] getNames() {
    return new String[] { "sholes" };
  }

  @Override
  public String getBluetooth() {
    return "bnep0";
  }

  @Override
  public String getCell() {
    return "ppp0";
  }

  @Override
  public String getWiFi() {
    return "tiwlan0";
  }
}

/**
 * Device implementation for the LG Eve Android GW620R.
 */
class EveDevice extends Device {
  @Override
  public String[] getNames() {
    return new String[] { "EVE" };
  }

  @Override
  public String getBluetooth() {
    return "bnep0";
  }

  @Override
  public String getCell() {
    return "rmnet0";
  }

  @Override
  public String getWiFi() {
    return "wlan0";
  }
}

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