Enhance sample to show method authorization.

samples/tutorial/src/main/webapp/WEB-INF/bank-servlet.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+
+<beans xmlns="http://www.springframework.org/schema/beans"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.0.xsd">
+
+	<bean name="/listAccounts.html" class="bigbank.web.ListAccounts">
+		<constructor-arg ref="bankService"/>
+	</bean>
+	
+	<bean name="/post.html" class="bigbank.web.PostAccounts">
+		<constructor-arg ref="bankService"/>
+	</bean>
+	
+	<bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
+		<property name="prefix" value="/WEB-INF/jsp/"/>
+		<property name="suffix" value=".jsp"/>
+	</bean>
+
+</beans>

samples/tutorial/src/main/webapp/WEB-INF/jsp/listAccounts.jsp

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+<%@ taglib prefix="c" uri="http://java.sun.com/jstl/core" %>
+
+<h1>Accounts</h1>
+
+<a href="index.jsp">Home3</a><br><br>
+
+<table>
+<c:forEach var="account" items="${accounts}">
+  <tr>
+  <td>
+      <c:out value="${account.id}"/>
+  </td>
+  <td>
+      <c:out value="${account.holder}"/>
+  </td>
+  <td>
+      <c:out value="${account.balance}"/>
+  </td>
+  <td>
+      <a href="post.html?id=<c:out value="${account.id}"/>&amount=-20.00">-$20</a>
+      <a href="post.html?id=<c:out value="${account.id}"/>&amount=-5.00">-$5</a>
+      <a href="post.html?id=<c:out value="${account.id}"/>&amount=5.00">+$5</a>
+      <a href="post.html?id=<c:out value="${account.id}"/>&amount=20.00">+$20</a>
+  </td>
+  </tr>
+</c:forEach>
+</table>