高效率创建安全的Java应用, 第2部分 - 编程入门网
作者 佚名技术
来源 NET编程
浏览
发布时间 2012-06-13
| le.*" %> <%@page import="com.ibm.pdq.runtime.*" %> <%@page import="java.net.*" %> <%@page import="java.io.*" %> <html> <head> <title>securities</title> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> <meta name="GENERATOR" content="Rational Application Developer"> </head> <body> <h1>Your stock and options holdings</h1> <table border="1"><tr><th>Sybmol</th><th>Description</th> <th>Quantity*</th><th>Type</th><th>Current price** </th><th>Total value</th><th>Quote date</th></tr> <% String userid = (String)session.getAttribute("userid"); if(userid == null){ response.sendRedirect("login.jsp"); } Data d = SampleUtil.getData("jdbc:db2://localhost:50000/WEALTH", <enter_username_here>", "<enter_password_here>"); securities.setData(d); Iterator i = securities.getSecuritiess(userid); Securities curr = null; double total = 0; while(i.hasNext()){ curr = (Securities) i.next(); String str = "http://finance.yahoo.com/d/quotes.csv?s="+curr.getSymbol() +"&f=nd1l1"; URL url = new URL(str); URLConnection conn = url.openConnection(); DataInputStream in = new DataInputStream ( conn.getInputStream ( ) ) ; BufferedReader br = new BufferedReader(new InputStreamReader(in)); String line = null; if(br.ready()) line = br.readLine(); String company = line.substring(line.indexOf(''"'')+1, line.indexOf(''"'', line.indexOf(''"'')+1)); String date = line.substring(line.indexOf("\",\")+3, line.indexOf("\",", line.indexOf("\",\")+4)); String price = line.substring(line.indexOf("\",", line.indexOf("\",\")+4)+2); int multQuantity = curr.getQuantity(); if(curr.getSecuritytype().equals("option")) multQuantity = curr.getQuantity()*100; float totalValue = Float.parseFloat(price)*multQuantity; totalValue = (float)(Math.round(totalValue*100.0)/100.0); out.println("<tr><td>"+curr.getSymbol()+"</td><td>" +company+ "</td><td>"+curr.getQuantity()+"</td><td>"+ curr.getSecuritytype()+"</td><td>contentquot;+ |
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