alura-cursos · phillipeaam · Mar 30, 2016
diff --git a/gerenciador/.classpath b/gerenciador/.classpath
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
 	<classpathentry kind="src" path="src/main/java"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.launching.macosx.MacOSXType/Java SE 7 [1.7.0_09]">
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/jre1.8.0_71">
 		<attributes>
 			<attribute name="owner.project.facets" value="java"/>
 		</attributes>

diff --git a/gerenciador/.settings/org.eclipse.core.resources.prefs b/gerenciador/.settings/org.eclipse.core.resources.prefs
@@ -1,3 +1,3 @@
 eclipse.preferences.version=1
-encoding//WebContent/index.html=UTF-8
+encoding//WebContent/index.jsp=UTF-8
 encoding/<project>=UTF-8
diff --git a/gerenciador/WebContent/WEB-INF/paginas/buscaEmpresa.jsp b/gerenciador/WebContent/WEB-INF/paginas/buscaEmpresa.jsp
@@ -0,0 +1,12 @@
+<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
+<html>
+<body>
+	Resultado da busca:
+	<br />
+	<ul>
+		<c:forEach var="empresa" items="${empresas}">
+			<li>${empresa.id}: 	${empresa.nome}</li>
+		</c:forEach>
+	</ul>
+</body>
+</html>
diff --git a/gerenciador/WebContent/WEB-INF/paginas/logout.html b/gerenciador/WebContent/WEB-INF/paginas/logout.html
@@ -0,0 +1 @@
+<html><body>Logout efetuado</body></html>
diff --git a/gerenciador/WebContent/WEB-INF/paginas/novaEmpresa.jsp b/gerenciador/WebContent/WEB-INF/paginas/novaEmpresa.jsp
@@ -0,0 +1 @@
+<html><body>Empresa ${nome} adicionada com sucesso!</body></html>
diff --git a/gerenciador/WebContent/index.html b/gerenciador/WebContent/index.html
diff --git a/gerenciador/WebContent/index.jsp b/gerenciador/WebContent/index.jsp
@@ -0,0 +1,25 @@
+<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
+<html>
+<body>
+	Bem vindo ao nosso gerenciador de empresas!
+	<br />
+	<c:if test="${not empty usuarioLogado}">
+    Voce esta logado como ${usuarioLogado.email}<br />
+	</c:if>
+	<br />
+	<form action="executar?tarefa=NovaEmpresa" method="post">
+		Nome: <input type="text" name="nome" /><br /> <input type="submit"
+			value="Enviar" />
+	</form>
+	<br />
+	<form action="login" method="post">
+		Email: <input type="text" name="email" /><br /> <br /> Senha: <input
+			type="password" name="senha" /><br /> <br /> <input type="submit"
+			value="Login" />
+	</form>
+	<br />
+	<form action="executar?tarefa=Logout" method="post">
+		<input type="submit" value="Logout" />
+	</form>
+</body>
+</html>
diff --git a/gerenciador/build/classes/br/com/alura/gerenciador/Empresa.class b/gerenciador/build/classes/br/com/alura/gerenciador/Empresa.class
diff --git a/gerenciador/build/classes/br/com/alura/gerenciador/Usuario.class b/gerenciador/build/classes/br/com/alura/gerenciador/Usuario.class
diff --git a/gerenciador/build/classes/br/com/alura/gerenciador/dao/EmpresaDAO.class b/gerenciador/build/classes/br/com/alura/gerenciador/dao/EmpresaDAO.class
diff --git a/gerenciador/build/classes/br/com/alura/gerenciador/dao/UsuarioDAO.class b/gerenciador/build/classes/br/com/alura/gerenciador/dao/UsuarioDAO.class
diff --git a/gerenciador/build/classes/br/com/alura/web/BuscaEmpresa.class b/gerenciador/build/classes/br/com/alura/web/BuscaEmpresa.class
diff --git a/gerenciador/build/classes/br/com/alura/web/Controller.class b/gerenciador/build/classes/br/com/alura/web/Controller.class
diff --git a/gerenciador/build/classes/br/com/alura/web/Cookies.class b/gerenciador/build/classes/br/com/alura/web/Cookies.class
diff --git a/gerenciador/build/classes/br/com/alura/web/FiltroDeAuditoria.class b/gerenciador/build/classes/br/com/alura/web/FiltroDeAuditoria.class
diff --git a/gerenciador/build/classes/br/com/alura/web/Login.class b/gerenciador/build/classes/br/com/alura/web/Login.class
diff --git a/gerenciador/build/classes/br/com/alura/web/Logout.class b/gerenciador/build/classes/br/com/alura/web/Logout.class
diff --git a/gerenciador/build/classes/br/com/alura/web/NovaEmpresa.class b/gerenciador/build/classes/br/com/alura/web/NovaEmpresa.class
diff --git a/gerenciador/build/classes/br/com/alura/web/Tarefa.class b/gerenciador/build/classes/br/com/alura/web/Tarefa.class
diff --git a/gerenciador/src/main/java/br/com/alura/web/BuscaEmpresa.java b/gerenciador/src/main/java/br/com/alura/web/BuscaEmpresa.java
@@ -0,0 +1,32 @@
+package br.com.alura.web;
+
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.util.Collection;
+
+import javax.servlet.ServletException;
+import javax.servlet.annotation.WebServlet;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import br.com.alura.gerenciador.Empresa;
+import br.com.alura.gerenciador.dao.EmpresaDAO;
+
+public class BuscaEmpresa implements Tarefa{
+
+	public BuscaEmpresa() {
+		System.out.println("Instanciando uma Servlet do tipo BuscaEmpresa " + this);
+	}
+
+	@Override
+	public String executa(HttpServletRequest req, HttpServletResponse resp) {
+
+		String filtro = req.getParameter("filtro");
+		Collection<Empresa> empresas = new EmpresaDAO().buscaPorSimilaridade(filtro);
+		req.setAttribute("empresas", empresas);
+		return "/WEB-INF/paginas/buscaEmpresa.jsp";
+
+	}
+
+}
diff --git a/gerenciador/src/main/java/br/com/alura/web/Controller.java b/gerenciador/src/main/java/br/com/alura/web/Controller.java
@@ -0,0 +1,34 @@
+package br.com.alura.web;
+
+import java.io.IOException;
+
+import javax.servlet.ServletException;
+import javax.servlet.annotation.WebServlet;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+@WebServlet(urlPatterns="/executar")
+public class Controller extends HttpServlet {
+
+	@Override
+	protected void service(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+
+		String tarefa = req.getParameter("tarefa");
+
+		if (tarefa == null) {
+			throw new IllegalArgumentException("Você esqueceu de passar a tarefa");
+		}
+
+		try {
+			String nomeDaClasse = "br.com.alura.web." + tarefa;
+			Class<?> type = Class.forName(nomeDaClasse);
+			Tarefa instancia = (Tarefa) type.newInstance();
+			String pagina = instancia.executa(req, resp);
+			req.getRequestDispatcher(pagina).forward(req, resp);
+		} catch (Exception e) {
+			throw new ServletException(e);
+		}
+
+	}
+}
diff --git a/gerenciador/src/main/java/br/com/alura/web/Cookies.java b/gerenciador/src/main/java/br/com/alura/web/Cookies.java
@@ -0,0 +1,26 @@
+package br.com.alura.web;
+
+import javax.servlet.http.Cookie;
+
+public class Cookies {
+
+	Cookie[] cookies = null;
+
+	public Cookies (Cookie[] cookies){
+		this.cookies = cookies;
+	}
+
+	public Cookie getUsuarioLogado() {
+
+		if (cookies == null)
+			return null;
+
+		for (Cookie cookie : cookies) {
+			if (cookie.getName().equals("usuario.logado")) {
+				return cookie;
+			}
+		}
+
+		return null;
+	}
+}
diff --git a/gerenciador/src/main/java/br/com/alura/web/FiltroDeAuditoria.java b/gerenciador/src/main/java/br/com/alura/web/FiltroDeAuditoria.java
@@ -0,0 +1,50 @@
+package br.com.alura.web;
+
+import java.io.IOException;
+
+import javax.servlet.Filter;
+import javax.servlet.FilterChain;
+import javax.servlet.FilterConfig;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+import javax.servlet.annotation.WebFilter;
+import javax.servlet.http.Cookie;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+import br.com.alura.gerenciador.Usuario;
+
+@WebFilter(urlPatterns = "/*")
+public class FiltroDeAuditoria implements Filter {
+
+	@Override
+	public void destroy() {
+	}
+
+	@Override
+	public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
+			throws IOException, ServletException {
+
+		String nome = "<deslogado>";
+		HttpServletRequest req = (HttpServletRequest) request;
+
+		HttpSession session = req.getSession();
+        Usuario usuarioLogado = (Usuario) session.getAttribute("usuarioLogado");
+
+        if(usuarioLogado != null) {
+        	nome = usuarioLogado.getEmail();
+        }
+
+		System.out.println("Usuario " + nome + " acessando a URI " + req.getRequestURI());
+		chain.doFilter(request, response);
+	}
+
+	@Override
+	public void init(FilterConfig arg0) throws ServletException {
+	}
+
+//	 user: [email protected]
+//	 password: silveira
+}
diff --git a/gerenciador/src/main/java/br/com/alura/web/Login.java b/gerenciador/src/main/java/br/com/alura/web/Login.java
@@ -0,0 +1,35 @@
+package br.com.alura.web;
+
+import java.io.IOException;
+import java.io.PrintWriter;
+
+import javax.servlet.ServletException;
+import javax.servlet.annotation.WebServlet;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+import br.com.alura.gerenciador.Usuario;
+import br.com.alura.gerenciador.dao.UsuarioDAO;
+
+@WebServlet(urlPatterns = "/login")
+public class Login extends HttpServlet {
+
+	@Override
+	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+
+		HttpSession session = req.getSession();
+		PrintWriter writer = resp.getWriter();
+		String email = req.getParameter("email");
+		String senha = req.getParameter("senha");
+		Usuario usuario = new UsuarioDAO().buscaPorEmailESenha(email, senha);
+
+		if(usuario == null) {
+			writer.write("<html><body>Usuário ou senha inválida.</body></html>");
+		} else {
+			session.setAttribute("usuarioLogado", usuario);
+			writer.write("<html><body>Usuário " + email + " logado.</body></html>");
+		}
+	}
+}
diff --git a/gerenciador/src/main/java/br/com/alura/web/Logout.java b/gerenciador/src/main/java/br/com/alura/web/Logout.java
@@ -0,0 +1,18 @@
+package br.com.alura.web;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+public class Logout implements Tarefa {
+
+	@Override
+	public String executa(HttpServletRequest req, HttpServletResponse resp) {
+
+		HttpSession session = req.getSession();
+		session.removeAttribute("usuarioLogado");
+
+		return "/WEB-INF/paginas/logout.html";
+	}
+
+}
diff --git a/gerenciador/src/main/java/br/com/alura/web/NovaEmpresa.java b/gerenciador/src/main/java/br/com/alura/web/NovaEmpresa.java
@@ -0,0 +1,24 @@
+package br.com.alura.web;
+
+import java.io.PrintWriter;
+
+import javax.servlet.annotation.WebServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import br.com.alura.gerenciador.Empresa;
+import br.com.alura.gerenciador.dao.EmpresaDAO;
+
+public class NovaEmpresa implements Tarefa {
+
+	@Override
+	public String executa(HttpServletRequest req, HttpServletResponse resp) {
+
+	String nome = req.getParameter("nome");
+	Empresa empresa = new Empresa(nome);
+	new EmpresaDAO().adiciona(empresa);
+
+	return "/WEB-INF/paginas/novaEmpresa.jsp";
+	}
+
+}
diff --git a/gerenciador/src/main/java/br/com/alura/web/Tarefa.java b/gerenciador/src/main/java/br/com/alura/web/Tarefa.java
@@ -0,0 +1,8 @@
+package br.com.alura.web;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+public interface Tarefa {
+	String executa(HttpServletRequest request, HttpServletResponse response);
+}