Android Open Source - Gents Yes Server

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License

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

package org.gsfraley.gents.service.servers.yesserver;
//from   w  w  w . ja  v  a 2 s . c  om
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Map;

import org.gsfraley.gents.R;
import org.gsfraley.gents.service.ServerGhost;

import fi.iki.elonen.NanoHTTPD;

import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.SharedPreferences.OnSharedPreferenceChangeListener;

public class YesServer extends ServerGhost implements OnSharedPreferenceChangeListener {

  public final static String NAME = "Yes";
  public final static String DESCRIPTION = "Something special.";
  
  public final static String SERVER_PORT = "server_port";
  public final static int DEFAULT_SERVER_PORT = 8080;
  
  public final static String DEFAULT_DOC_TITLE = "Yes.";
  
  private YesServerContainer ysContainer;
  private SharedPreferences mPreferences;
  
  private String document;
  
  public boolean isConfigurable() { return true; }
  
  public String getName() {
    return NAME + ":" + Integer.toString(getServerId());
  }
  
  public String getDescription() {
    return DESCRIPTION;
  }
  
  public YesServer(Context context, int sid) {
    super(context, sid);
    mPreferences = context.getSharedPreferences(getName(), Context.MODE_PRIVATE);
    mPreferences.registerOnSharedPreferenceChangeListener(this);
    
    try {
      document = buildDoc();
    } catch (IOException e) {
      e.printStackTrace();
    }
  }

  @Override
  public void start() {
    if(status == RUNNING) {
      return;
    }
    
    startServer();
    status = RUNNING;
  }

  @Override
  public void stop() {
    if(status == STOPPED) {
      return;
    }
    
    stopServer();
    status = STOPPED;
  }

  public void startServer() {
    ysContainer = new YesServerContainer();
    ysContainer.run();
  }
  
  public void stopServer() {
    ysContainer.stopServer();
    ysContainer = null;
  }
  
  @Override
  public Intent configIntent() {
    Intent sendIntent = new Intent(getContext(), YesServerPreferenceActivity.class);
    sendIntent.putExtra(YesServerPreferenceActivity.SERVER_PREF_NAME, getName());
    return sendIntent;
  }
  
  public static class YesServerInstance extends NanoHTTPD {
    String title, doc;
    
    public YesServerInstance(int port, String titleString, String docString) {
      super(port);
      title = titleString;
      doc = docString;
    }
    
    @Override
      public Response serve(String uri, Method method, Map<String, String> header, Map<String, String> parms, Map<String, String> files) {
          return new Response(doc);
      }
  }
  
  public class YesServerContainer extends Thread {
    YesServerInstance ysInstance;
    
    public YesServerContainer() {
      super("YesServerContainer");
      
      ysInstance = new YesServerInstance(
          Integer.parseInt(mPreferences.getString(SERVER_PORT, Integer.toString(DEFAULT_SERVER_PORT))),
          DEFAULT_DOC_TITLE,
          document);
    }
    
    @Override
    public void run() {
      startServer();
    }
    
    public void startServer() {
      try {
        ysInstance.start();
      } catch (IOException e) {
        e.printStackTrace();
      }
    }
    
    public void stopServer() {
      ysInstance.stop();
    }
  }

  @Override
  public void onSharedPreferenceChanged(SharedPreferences arg0, String arg1) {
    restart();
  }
  
  private String buildDoc() throws IOException {
    StringBuilder docBuilder = new StringBuilder();
    BufferedReader fileIn = new BufferedReader(
        new InputStreamReader(
            getContext().getResources().openRawResource(R.raw.servers_yesserver_index)));
    
    String line = fileIn.readLine();
    while(line != null) {
      docBuilder.append(line + "\n");
      line = fileIn.readLine();
    }
    
    fileIn.close();
    
    return docBuilder.toString();
  }
}
Java Source Code List
