Android Open Source - OHC-android O H C

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License

The source code is released under:

MIT License

Java Source Code

package io.openhc.ohc;
/*  w  w w. j av a 2 s . c  o m*/
import android.os.AsyncTask;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;

import org.json.JSONException;
import org.json.JSONObject;

import java.io.IOException;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.util.logging.Level;
import java.util.logging.Logger;

import io.openhc.ohc.basestation.Basestation;
import io.openhc.ohc.basestation.device.Device;
import io.openhc.ohc.logging.OHC_Logger;
import io.openhc.ohc.skynet.Broadcaster;
import io.openhc.ohc.skynet.Network;
import io.openhc.ohc.skynet.Receiver;
import io.openhc.ohc.skynet.transaction.Transaction_generator;
import io.openhc.ohc.ui.Field_adapter;

public class OHC implements Broadcaster.Broadcast_receiver
{
  public static OHC_Logger logger = new OHC_Logger(Logger.getLogger("OHC"));

  private OHC_ui context;
  private Basestation station;

  private int ui_current_view = R.layout.activity_ohc_login;

  private ArrayAdapter<Device> device_adapter;
  private Field_adapter field_adapter;

  private Device current_device;

  public OHC(OHC_ui ctx)
  {
    this.context = ctx;
  }

  public void init()
  {
    this.find_basestation_lan();
  }

  //Retrieve address of basestation via udp broadcast
  public void find_basestation_lan()
  {
    int bcast_port = this.context.getResources().getInteger(R.integer.ohc_network_b_cast_port);
    if(Network.find_basestation_lan(this.context, bcast_port, this))
      this.context.set_status(this.context.getString(R.string.status_searching));
    else
      this.context.set_status(this.context.getString(R.string.status_fail_network));
  }

  public void on_receive_transaction(Transaction_generator.Transaction transaction)
  {
    JSONObject json = transaction.get_response();
    if(json != null)
    {
      try
      {
        InetAddress addr = InetAddress.getByName(json.getString("ip_address"));
        int port = json.getInt("port");
        this.station = new Basestation(this, new InetSocketAddress(addr, port), this.context.getResources());
        this.context.update_network_status(true);
        this.context.set_status(this.context.getString(R.string.status_found) + addr.getHostAddress());
        return;
      }
      catch(Exception ex)
      {
        logger.log(Level.WARNING, "Received invalid endpoint configuration: " + ex.getMessage(), ex);
      }
    }
    this.context.update_network_status(false);
    this.context.set_status(this.context.getString(R.string.status_not_found));
  }

  public int get_current_view()
  {
    return this.ui_current_view;
  }

  public void set_current_view(int id)
  {
    this.ui_current_view = id;
  }

  public void set_view(int id)
  {
    this.context.setContentView(id);
    this.ui_current_view = id;
  }

  public OHC_ui get_context()
  {
    return this.context;
  }

  public Device get_current_device()
  {
    return this.current_device;
  }

  public Basestation get_basestation()
  {
    return this.station;
  }

  public void connect(String uname, String passwd)
  {
    this.station.login(uname, passwd);
  }

  public void draw_login_page()
  {
    this.set_view(R.layout.activity_ohc_login);
  }

  public void draw_device_overview()
  {
    this.set_view(R.layout.activity_ohc_overview);
    if(this.device_adapter == null)
      this.device_adapter = new ArrayAdapter<Device>(this.context, R.layout.list_view_item, this.station.get_devices());
    this.context.get_lv_devices().setAdapter(this.device_adapter);
  }

  public void device_show_details(int position)
  {
    this.draw_device_view(this.device_adapter.getItem(position));
  }

  public void draw_device_view(Device dev)
  {
    this.set_view(R.layout.activity_ohc_device);
    if(this.field_adapter == null)
      this.field_adapter = new Field_adapter(this.context, R.layout.list_view_group, dev.get_fields());
    else if(this.current_device != dev)
    {
      this.field_adapter.clear();
      this.field_adapter.addAll(dev.get_fields());
      this.field_adapter.notifyDataSetChanged();
    }
    this.context.get_et_action_bar_name().setText(dev.get_name());
    this.context.get_et_action_bar_name().addTextChangedListener(this.context);
    this.context.get_lv_fields().setAdapter(this.field_adapter);
    this.current_device = dev;
  }
}

Java Source Code List

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