CONSEGUIMOS SOLU��O!!!!!!!!!
BAIXEI O PLUGIN E PASSEI O HTMLConverter no ARQUIVO .html. Tudo funcionou
redondinho.
VALEU LISTA POR MAIS ESSA!!
Em 17 Jul 2001, [EMAIL PROTECTED] escreveu:
>Em 16 Jul 2001, [EMAIL PROTECTED] escreveu:
>
>>Pessoal por favor me ajudem!
>
>>
>
>>Escrevi o c�digo a seguir para estabelecer comunica��o applet X Servlet.
No
>
>>inicio de tudo tentei passar um Vector do applet para o servlet e n�o deu
>
>>certo. No AppletViewr funcionava, por�m no browser dava Exception Classe
>not
>
>>found.
>
>>
>
>>Mudei, passei a passaar os dados num objeto List. Agora n�o tem erro, mas
>
>>somente funciona no AppletViewer. Pude observar que sempre que chega no
>
>>ponto que chamo os m�todos que invocam o servlet � que algo n�o funciona.
>Na
>
>>outra tela onde esta startado o servlet, n�o ocorre nenhuma requisi��o.
>
>>
>
>>TUDO NO APPLETVIEWER � UMA MARAVILHA, MAS QUANDO CHECA NO BROWSER N�O
>
>>FUNCIONA.
>
>>
>
>>ESTE � O SERVLET:
>
>>
>
>>import java.io.*;
>
>>
>
>> import java.util.*;
>
>>
>
>> import java.lang.Integer.*;
>
>>
>
>> import javax.servlet.*;
>
>>
>
>> import javax.servlet.http.*;
>
>>
>
>> import java.awt.*;
>
>>
>
>> import java.util.Hashtable;
>
>>
>
>> import java.awt.List;
>
>>
>
>> import java.sql.*;
>
>>
>
>> public class TestServlet extends HttpServlet implements Serializable
>
>>
>
>> {
>
>>
>
>> Serializable object = null;
>
>>
>
>> String objStr;
>
>>
>
>> public void doGet(HttpServletRequest req, HttpServletResponse res)
>
>>
>
>> throws ServletException, IOException
>
>>
>
>> {
>
>>
>
>> objStr = GetItemFromList((List)object, 0);
>
>>
>
>> List listasaida = new List();
>
>>
>
>> try {
>
>>
>
>> String PK_Codcli;
>
>>
>
>> String RazaoSocial;
>
>>
>
>> Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
>
>>
>
>> String url = "jdbc:odbc:meubanco";
>
>>
>
>> Connection db =
>
>>DriverManager.getConnection(url,"Admin","zaza");
>
>>
>
>> Statement sq_stmt = db.createStatement();
>
>>
>
>> String sql_str = "SELECT * FROM TB_AKZ_Clientes";
>
>>
>
>> ResultSet rs = sq_stmt.executeQuery(sql_str);
>
>>
>
>> while (rs.next())
>
>>
>
>> { listasaida.add(rs.getString("RazaoSocial"));
>
>>
>
>> }
>
>>
>
>> }
>
>>
>
>> catch ( SQLException e)
>
>>
>
>> {System.out.println("Meu Erro - " + e.toString());
>
>>
>
>> }
>
>>
>
>> catch ( java.lang.Exception ex)
>
>>
>
>> {System.out.println("Meu Erro - " + ex.toString());
>
>>
>
>> }
>
>>
>
>> try
>
>>
>
>> {
>
>>
>
>> ObjectOutputStream out=new ObjectOutputStream
>
>>(res.getOutputStream());
>
>>
>
>> out.writeObject(listasaida); // Envia Para o Applet.....
>
>>
>
>> out.close();
>
>>
>
>> }
>
>>
>
>> catch ( java.lang.Exception ex)
>
>>
>
>> {System.out.println("Meu Erro - " + ex.toString());
>
>>
>
>> }
>
>>
>
>> }
>
>>
>
>> /*
>
>>
>
>> private void gravasaida( Serializable obj)
>
>>
>
>> {
>
>>
>
>> try
>
>>
>
>> {
>
>>
>
>> ObjectOutputStream out=new ObjectOutputStream
>
>>(res.getOutputStream());
>
>>
>
>> out.writeObject(obj); // Envia Para o Applet.....
>
>>
>
>> out.close();
>
>>
>
>> }
>
>>
>
>> catch ( java.lang.Exception ex)
>
>>
>
>> {System.out.println("Meu Erro - " + ex.toString());
>
>>
>
>> }
>
>>
>
>> return;
>
>>
>
>> }
>
>>
>
>> */
>
>>
>
>> private String GetItemFromList(List objectList, int which)
>
>>
>
>> {
>
>>
>
>> String aString = "";
>
>>
>
>> if((objectList != null) && (objectList.getItemCount()) > 0)
>
>>
>
>> {
>
>>
>
>> aString = objectList.getItem(which);
>
>>
>
>> }
>
>>
>
>> return aString;
>
>>
>
>> }
>
>>
>
>> public void doPost(HttpServletRequest req, HttpServletResponse res)
>
>>
>
>> throws ServletException, IOException
>
>>
>
>> {
>
>>
>
>> try
>
>>
>
>> {
>
>>
>
>> ObjectInputStream in=new ObjectInputStream
>
>>(req.getInputStream());
>
>>
>
>> object=(List)in.readObject();
>
>>
>
>> }
>
>>
>
>> catch(Exception e)
>
>>
>
>> {
>
>>
>
>> //object.add("FEHLER");
>
>>
>
>> }
>
>>
>
>> doGet(req, res);
>
>>
>
>> }
>
>>
>
>> }
>
>>
>
>>ESTE � O APPLET:
>
>>
>
>> // Applet Para Teste de Conex�o com Servlet Rodando no Webserver
>
>>
>
>> import java.awt.*;
>
>>
>
>> import java.awt.event.*;
>
>>
>
>> import java.applet.*;
>
>>
>
>> import java.io.*;
>
>>
>
>> import java.net.*;
>
>>
>
>> import java.net.URL;
>
>>
>
>> import java.util.Hashtable;
>
>>
>
>> import java.util.Enumeration;
>
>>
>
>> import java.sql.*;
>
>>
>
>> public class TestApplet extends Applet implements ActionListener,
>
>>Serializable
>
>>
>
>> {
>
>>
>
>> /********************* Variaveis ***********************/
>
>>
>
>> Button chama = new Button("Chama Servlet");
>
>>
>
>> List taba = new List();
>
>>
>
>> FlowLayout fl = new FlowLayout(FlowLayout.LEFT);
>
>>
>
>> boolean isStandalone = false;
>
>>
>
>> String servletPath = "/servlet/TestServlet"; // Caminho do
>
>>Servlet no Webserver
>
>>
>
>> private URL servletURL;
>
>>
>
>> private String line;
>
>>
>
>> /*****************************************************/
>
>>
>
>> public void init()
>
>>
>
>> { // Lista a Ser Enviada Para o Servlet
>
>>
>
>> try
>
>>
>
>> {
>
>>
>
>> jbInit();
>
>>
>
>> }
>
>>
>
>> catch(Exception e)
>
>>
>
>> {
>
>>
>
>> e.printStackTrace();
>
>>
>
>> }
>
>>
>
>> try
>
>>
>
>> {
>
>>
>
>> pegadados();
>
>>
>
>> }
>
>>
>
>> catch(Exception e)
>
>>
>
>> {
>
>>
>
>> e.printStackTrace();
>
>>
>
>> }
>
>>
>
>> }
>
>>
>
>> private void pegadados() throws Exception
>
>>
>
>> {
>
>>
>
>> try
>
>>
>
>> { List tmp = new List();
>
>>
>
>> tmp.add("");
>
>>
>
>> List tabaux = (List)doPostGetObjects(tmp); <=== AQUI N�O
>
>>FUNCIONA
>
>>
>
>> add(tabaux);
>
>>
>
>> }
>
>>
>
>> catch(Exception e)
>
>>
>
>> {
>
>>
>
>> e.printStackTrace();
>
>>
>
>> }
>
>>
>
>> }
>
>>
>
>> private void jbInit() throws Exception
>
>>
>
>> {
>
>>
>
>> try
>
>>
>
>> {
>
>>
>
>> setLayout(fl);
>
>>
>
>> add(taba);
>
>>
>
>> taba.add("Banana");
>
>>
>
>> add(chama);
>
>>
>
>> }
>
>>
>
>> catch(Exception e)
>
>>
>
>> {
>
>>
>
>> e.printStackTrace();
>
>>
>
>> }
>
>>
>
>> }
>
>>
>
>> //post Object to Servlet
>
>>
>
>> private void doPostObject(URLConnection conServlet,Serializable obj)
>
>>
>
>> {
>
>>
>
>> try
>
>>
>
>> {
>
>>
>
>> // Cache da URL
>
>>
>
>> conServlet.setUseCaches(false);
>
>>
>
>> // Envio de Dados
>
>>
>
>> conServlet.setDoOutput(true);
>
>>
>
>> // Cria e Abre Sa�da Para Envio
>
>>
>
>> ObjectOutputStream out=new ObjectOutputStream
>
>>(conServlet.getOutputStream());
>
>>
>
>> // Escreve o Objeto na Saida
>
>>
>
>> out.writeObject(obj);
>
>>
>
>> // Limpar A Sa�da
>
>>
>
>> out.flush();
>
>>
>
>> out.close();
>
>>
>
>> }
>
>>
>
>> catch(Exception e)
>
>>
>
>> {
>
>>
>
>> e.printStackTrace();
>
>>
>
>> obj=null;
>
>>
>
>> }
>
>>
>
>> }
>
>>
>
>> // Ler Objeto do Servlet
>
>>
>
>> private Serializable doGetObject(URLConnection conServlet)
>
>>
>
>> {
>
>>
>
>> try
>
>>
>
>> {
>
>>
>
>> conServlet.connect();
>
>>
>
>> // Cria Entrada Para os Dados
>
>>
>
>> BufferedInputStream x = new
>
>>BufferedInputStream(conServlet.getInputStream());
>
>>
>
>> ObjectInputStream in = new ObjectInputStream (x);
>
>>
>
>> // Le o Objeto
>
>>
>
>> Serializable obj=(Serializable)in.readObject();
>
>>
>
>> // Fechar a Sa�da
>
>>
>
>> in.close();
>
>>
>
>> // Retorna o Objeto
>
>>
>
>> return obj;
>
>>
>
>> }
>
>>
>
>> catch(Exception e)
>
>>
>
>> {
>
>>
>
>> e.printStackTrace();
>
>>
>
>> return null;
>
>>
>
>> }
>
>>
>
>> }
>
>>
>
>> // Abrir a URL e Chamar Get ou Post
>
>>
>
>> public Serializable doPostGetObjects(Serializable obj)
>
>>
>
>> {
>
>>
>
>> try
>
>>
>
>> {
>
>>
>
>> URL urlServlet = GetServletURL(obj);
>
>>
>
>> // Abrir Conex�o Com o Servlet
>
>>
>
>> URLConnection conServlet=urlServlet.openConnection();
>
>>
>
>> // Envia Objeto Para o Servlet
>
>>
>
>> doPostObject(conServlet,obj);
>
>>
>
>> // Busca Objeto do Servlet
>
>>
>
>> return doGetObject(conServlet);
>
>>
>
>> }
>
>>
>
>> catch(Exception e)
>
>>
>
>> {
>
>>
>
>> e.printStackTrace();
>
>>
>
>> return null;
>
>>
>
>> }
>
>>
>
>> }
>
>>
>
>> // Parametros de Cria��o da URL
>
>>
>
>> private URL GetServletURL(Serializable obj)
>
>>
>
>> {
>
>>
>
>> try
>
>>
>
>> {
>
>>
>
>> URL docBase = new URL("http://localhost:8080";); //URL of your
>
>>Servlet !!!
>
>>
>
>> servletURL = new URL(docBase, servletPath+"?format="+obj);
>
>>
>
>> return servletURL;
>
>>
>
>> }
>
>>
>
>> catch (MalformedURLException e)
>
>>
>
>> {
>
>>
>
>> e.printStackTrace();
>
>>
>
>> return null;
>
>>
>
>> }
>
>>
>
>> }
>
>>
>
>> //Button Click...
>
>>
>
>> public void actionPerformed(ActionEvent ae)
>
>>
>
>> {
>
>>
>
>> }
>
>>
>
>> }
>
>>
>
>>_________________________________________________________
>
>>Oi! Voc� quer um iG-mail gratuito?
>
>>Ent�o clique aqui: http://registro.ig.com.br/
>
>>
>
>>------------------------------ LISTA SOUJAVA ----------------------------
>
>>http://www.soujava.org.br - Sociedade de Usu�rios Java da Sucesu-SP
>
>>d�vidas mais comuns: http://www.soujava.org.br/faq.htm
>
>>regras da lista: http://www.soujava.org.br/regras.htm
>
>>para sair da lista: envie email para [EMAIL PROTECTED]
>
>>-------------------------------------------------------------------------
>
>>
>
>>----------
>
>_________________________________________________________
>Oi! Voc� quer um iG-mail gratuito?
>Ent�o clique aqui: http://registro.ig.com.br/
>
>------------------------------ LISTA SOUJAVA ----------------------------
>http://www.soujava.org.br - Sociedade de Usu�rios Java da Sucesu-SP
>d�vidas mais comuns: http://www.soujava.org.br/faq.htm
>regras da lista: http://www.soujava.org.br/regras.htm
>para sair da lista: envie email para [EMAIL PROTECTED]
>-------------------------------------------------------------------------
>
>----------
_________________________________________________________
Oi! Voc� quer um iG-mail gratuito?
Ent�o clique aqui: http://registro.ig.com.br/
------------------------------ LISTA SOUJAVA ----------------------------
http://www.soujava.org.br - Sociedade de Usu�rios Java da Sucesu-SP
d�vidas mais comuns: http://www.soujava.org.br/faq.htm
regras da lista: http://www.soujava.org.br/regras.htm
para sair da lista: envie email para [EMAIL PROTECTED]
-------------------------------------------------------------------------
