Java Examples

Estoy vendiendo el código fuente de https://jleyer.wordpress.com/2011/07/23/mas-reciente-proyecto-2/
Quien lo quiera..comunicarse conmigo a través del siguiente Email:leyer@elhacker.net

Librerias necesarias

import java.io.IOException;
import org.apache.commons.httpclient.Cookie;
import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpException;
import org.apache.commons.httpclient.HttpStatus;
import org.apache.commons.httpclient.methods.PostMethod;
/**
 * @author Leyer
 */
public class SMF {
	        
	protected  HttpClient client = new HttpClient();

	public static final String USER ="user";
	public static final String PASSWORD="passwrd";

	public static final int REDIRECT = HttpStatus.SC_MOVED_TEMPORARILY;
	
	private boolean login = false;
	
	public boolean isLogin(){
		return login;
	}
	/**
	 * Inicia sesion
	 * 
	 * @param formAction Accion del formulario
	 * @param user       Nombre de Usuario
	 * @param password   Contrasena
	 * @param minutes    Duracion de la sesion en minutos
	 * 
	 * @return boolean
	 */
	public boolean login(String formAction,String user,String password,int minutes){
		PostMethod postMethod = new PostMethod(formAction);
		if(user!=null&password!=null&&minutes>0){
			postMethod.addParameter(USER, user);
			postMethod.addParameter(PASSWORD,password);
			postMethod.addParameter("cookielength",String.valueOf(minutes));
			int statusCode = -1;
			try {
				statusCode = client.executeMethod( postMethod );
				if(statusCode == REDIRECT){
					postMethod.releaseConnection();
					login = true;
				   }
			} catch (HttpException e) {e.printStackTrace();
			} catch (IOException e)   {e.printStackTrace();
			}
		}else{
			System.err.println("Datos no validos");
		}
		return login;
	}
	public Cookie[] getCookies(){
		if(isLogin()){
			return client.getState().getCookies();
		}else{
			System.err.println("No te has logueado");
			return null;
		}
	}
 public static void main( String[] args ) {
  //<form action="http://foro.elhacker.net/login2.html" method="post" 
   String formAction = "http://foro.elhacker.net/login2.html";
   SMF smf=new SMF();
   boolean login=smf.login(formAction,"user", "password",90);
   if(login){
	 System.out.println("Te has logueado correctamente!");  
   	 }else{
      System.err.println("usuario o contrasena incorrectos");
   	 }
   }
}

Libreria necesarias:

Salida
=====================================================
[ Resultados de la Busqueda ]

Titulo: Python Tutorials – Tutorialized
URL : http://www.tutorialized.com/tutorials/Python/1
Titulo: PyCon 2011: Advanced Python 1 Tutorial « The Mouse Vs. The Python
URL : http://www.blog.pythonlibrary.org/2011/03/09/pycon-2011-advanced-python-1-tutorial/
Titulo: Tutorial Python 1 – Android Market
URL : https://market.android.com/details%3Fid%3Dappinventor.ai_nitronat.tutorial_python_1
Titulo: Python 1: Installation and beginner's tutorial.? – YouTube
URL : http://www.youtube.com/watch%3Fv%3DNlK_f39eXCE
=====================================================

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;
import java.net.URLEncoder;
import java.util.Iterator;
import java.util.Vector;

import net.sf.json.JSONArray;
import net.sf.json.JSONObject;
/**
 * @author Leyer
 */
public class GoogleSearch{
	public static String baseUrl       = "http://ajax.googleapis.com/ajax/services/search/web?v=1.0&q=";
	
	private String securityStuff = null;

	public static final int DEFAULT_PAGE_NUMBER =1;
	
	private int page = -1;
	
	private Vector<Result> _results =new Vector<GoogleSearch.Result>();

	private String key;
	public GoogleSearch(String key){
		this.key =key;
		this.securityStuff="&key="+key+"&start=";
	}
	class Result {
		private String title = null;
		private URL    url   = null;
		
		public Result(String title,URL url){
			this.title= title;
			this.url=url;
		}
		public String getTitle() {
			return title;
		}
		public URL getUrl() {
			return url;
		}
	}
	public Vector<Result> search(String query,int page){
		try {
		setPageNumber(page);
		_results= search(query);
		} catch (IOException e) {
			e.printStackTrace();
		}
		return _results;
	}
	private int getPageNumber() {
		return page;
	}
	private void setPageNumber(int page) {
		this.page = page;
	}
	public Vector<Result> search(String query) throws IOException{
		  URLConnection connection = null;
		  
		try {
			if(page != -1){
				this.securityStuff="&key="+key+"&source=uds&filter=0&start="+getPageNumber();
			}
			else{
				this.securityStuff="&key="+key+"&source=uds&filter=0&start="+DEFAULT_PAGE_NUMBER;
			}
			connection = new URL( baseUrl + URLEncoder.encode(query,"UTF-8") + securityStuff ).openConnection();
			} catch (MalformedURLException e) {
				e.printStackTrace();
			} catch (UnsupportedEncodingException e) {
				e.printStackTrace();
			} catch (IOException e) {
				e.printStackTrace();
		  }
		if(connection != null){
		  String line = null;
		  StringBuffer response = new StringBuffer();
		  BufferedReader reader = new BufferedReader(new InputStreamReader(connection.getInputStream()));
		  while((line = reader.readLine()) != null)response.append(line);
		  reader.close();
		  JSONObject obj = (JSONObject)JSONObject.fromObject(response.toString());
		  if(obj.get("responseData") instanceof JSONObject){
			  JSONObject responseData = (JSONObject)obj.get("responseData");
			  if(responseData!=null){
				  JSONArray results=(JSONArray)responseData.get("results");
				  Iterator<?> iterator= results.iterator();
				  while(iterator.hasNext()){
					JSONObject result=(JSONObject)iterator.next(); 
					String title=(String) result.get("titleNoFormatting");
					URL url= new URL(result.get("url").toString());
					Result r =new Result(title, url);
					_results.add(r);
				  			}
				  	}
		  		}else{
				  	System.exit(0);
			  	}
		  }
		  return _results;
	}
  public static void main(String[] args)  {

	  String key = "***********";
	  String query ="tutorial python";
	  GoogleSearch googleSearch=new GoogleSearch(key);
	  try {
		Vector<Result> results = googleSearch.search(query);
		if(results.size()>0){
		Iterator<Result> iterator = results.iterator();		
		System.out.println("[    Resultados de la Busqueda  ]");
		System.out.println();
		while(iterator.hasNext()){
			Result result = iterator.next();
			System.out.println("Titulo: "+result.getTitle());
			System.out.println("URL   : "+result.getUrl());
				}
			}else{
				System.out.println("No hubieron resultados");
			
			}
	} catch (Exception e) {
		e.printStackTrace();
	}
	  }
  

Salida
=====================================================================
220———- Welcome to Pure-FTPd [privsep] [TLS] ———-
220-You are user number 62 of 500 allowed.
220-Local time is now 00:29. Server port: 21.
220-This is a private system – No anonymous login
220-IPv6 connections are also welcome on this server.
220 You will be disconnected after 2 minutes of inactivity.
331 User **** OK. Password required
230-User **** has group access to: vhosts
230-OK. Current restricted directory is /
230 7846 Kbytes used (0%) – authorized: 6144000 Kb
250 OK. Current directory is /test
200 TYPE is now ASCII
227 Entering Passive Mode (67,220,217,230,134,37)
150 Accepted data connection
uploading file…
File sucessfully transferred!
=====================================================================

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.net.MalformedURLException;
import java.net.Socket;
import java.util.StringTokenizer;
/**
 *@author Leyer 
 */
public class ftp {
	/**
	 * Sube un archivo a un servidor FTP
	 * 
	 * @param ftpServer Servidor FTP
	 * @param user      Usuario
	 * @param password  Contraseña
	 * @param location  Directorio donde se subira el archivo
	 * @param file      Archivo que se va a subir
	 * @param debug     Para Mostrar las respuestas del servidor
	 * 
	 */
	public static void uploadFileToFTP(String ftpServer,String user,String password,String location,File file, boolean debug     ){
		try {
		if(file.exists()){
			Socket socket=new Socket(ftpServer,21);
			BufferedWriter bufferedWriter=new BufferedWriter(new OutputStreamWriter(socket.getOutputStream()));
			BufferedReader bufferedReader=new BufferedReader(new InputStreamReader(socket.getInputStream()));
			bufferedWriter.write("USER "+user+"\r\n");
			bufferedWriter.flush();
			bufferedWriter.write("PASS "+password+"\r\n");
			bufferedWriter.flush();
			bufferedWriter.write("CWD "+location+"\r\n");
			bufferedWriter.flush();
			bufferedWriter.write("TYPE A\r\n");
			bufferedWriter.flush();
			bufferedWriter.write("PASV\r\n");
			bufferedWriter.flush();
			String response=null;
			while((response=bufferedReader.readLine())!=null){
				if(debug)
					System.out.println(response);
				if(response.startsWith("530")){
					System.err.println("Login aunthentication failed");
					break;
				}
				if(response.startsWith("227")){
					    String address = null;  
		                int port = -1;  
		                int opening = response.indexOf('(');  
		                int closing = response.indexOf(')', opening + 1);  
		                if (closing > 0) {  
		                    String dataLink = response.substring(opening + 1, closing);  
		                    StringTokenizer tokenizer = new StringTokenizer(dataLink, ",");  
		                    try {  
		                        address = tokenizer.nextToken() + "." + tokenizer.nextToken() + "." + tokenizer.nextToken() + "." + tokenizer.nextToken();  
		                        port = Integer.parseInt(tokenizer.nextToken()) * 256 + Integer.parseInt(tokenizer.nextToken());  
		                    }  
		                    catch (Exception e) {  
		                        e.printStackTrace();
		                    }
		                    try{
				            Socket transfer =new Socket(address,port);
		        			bufferedWriter.write("STOR "+file.getName()+"\r\n");
		        			bufferedWriter.flush();
		        	        response=bufferedReader.readLine();
		        	        if(debug)
		        	        	System.out.println(response);
		        			if(response.startsWith("150")){
				        		FileInputStream fileInputStream=new FileInputStream(file);
				        		final int BUFFER_SIZE=1024;
				        		byte buffer[]=new byte[BUFFER_SIZE];
				        		int len=0,off=0;
				        		if(debug)
				        			System.out.println("uploading file...");
				        		while((len=fileInputStream.read(buffer))!=-1)
				        			transfer.getOutputStream().write(buffer, off, len);
				        		transfer.getOutputStream().flush();
				        		transfer.close();
				        		bufferedWriter.write("QUIT\r\n");
				        		bufferedWriter.flush();
				        		bufferedReader.close();
				        		socket.close();
				        		System.out.println("File sucessfully transferred!");
			        			break;
		        				}
		                    }catch (Exception e) {
								System.err.println(e);
							}
		                }  
					}
				}
			}else{
				System.err.println(file+"no exist!");
			}
		} catch (MalformedURLException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}
	public static void main(String[] args) {
		uploadFileToFTP("***.net","*******","*******","/test", new File("c:\\readme.txt"),true);
	}
}