... importance and utility of application development frameworks.2. What Yii is and the characteristics of Yii that make it incredibly powerful and useful.3. The MVC applicationarchitectureand the ... Yii•WebRoot is congured as the document root of your web server• From your command line, change to your WebRoot folder and execute the following:% cd WebRoot% YiiRoot/framework/yiic webapp ... css/form.css generate css/main.cssYour application has been created successfully under /Webroot/demo. The webapp command is used to create a brand new Yii web application. It takes just a single...
... Servlets and JSPs 493.6 Adding Your Tomcat Web Application 493.7 Java Servlets and JSPs 533.8 The ServletConfig and ServletContext Classes 573.9 WebApplication Scopes 584 XML and XSLT: Xerces and ... athttp://www.allaire.com/Products/JRun/.Many Web- application framework products also understand servlets and JSP.Prominent among these are Netscape Application Server and iPlanet, Oracle Application Server, BEA Weblogic, and Resin.1.6 ... from the CommandLine 734.9 Zvon XSL Tutorial 734.10 Xerces and Xalan versus XT and XP 734.11 JSP and XML Synergy 745 bonForum Chat Application: Use and Design 775.1 Installing and RunningbonForum...
... remove this watermark.493.6 Adding Your Tomcat Web Application 3.4.7 Help for Developing Tomcat Web ApplicationsA guide to developing Web applications for Tomcat is included with the distribution.Be ... way.3.6.1 Creating a Web Application First, create a new folder, where you can put the files for the new Web application. The name of this folder is TOMCAT_HOME\webapps\MyApp.Next, copy and paste all ... server.xml file.3.6.3 Editing the Web App ConfigurationNow edit the Webapplication deployment descriptor, which is in the XML fileTOMCAT_HOME\webapps\MyApp \WEB- INF \web. xml.You need to edit this...
... can and should—guide the definition and design of the Webapplication itself.Too often, the architectureand logic of an application determine its input and out-put requirements. However, just ... commandhost_executes_command (not needed)host_executes_command_controlshost_executes_command_controlshost_executes_command_frame (not needed)host_executes_command_readyhost_executes_command_readyhost_executes_command_robot ... guest_executes_command.jspBonForumRobotguest_executes_command_robot.jsp+ guest_executes_command.jspguest_executes_command_ready.jspbonCommandguest_executes_command_controls.jspguest_executes_command_robot.jspFrame...
... What Drives the Web Application? In Chapter 8, we will claim that the BonForumEngineservlet is in charge of the Web application after all, it is the communication hub in the Web application. However,viewed ... fewexamples of host commands and guest commands.This is an obvious place to growthis application in terms of both utility and user interest. Here are just a few of themany possible candidates for addition ... “JSP:Tutorials.”We also have all those Web links and more available for you on the BonForumProject Web site,http://www.bonforum.org.7.1.1 Getting Input from a WebApplication UserOf course, we will...
... other hand, a key purpose of JSP is to create dynamic Web pages that areeasily expandable and customizable.We see the design of bonForum as being a lot likeone of those new and empty land subdivisions ... ) > -1) {// handle chatModerated// handle chat itemelse if(bonForumCommand.indexOf( “guest_executes_command” ) > -1) {if(bonForumCommand.equals( “guest_executes_command” )) {// not ... if(bonForumCommand.indexOf( “guest_executes_command_controls” ) > -1) {➥// handle chatMessagesPageSize}}else if(bonForumCommand.indexOf( “host_executes_command” ) > -1) {if(bonForumCommand.equals(...
... pathName // (and equal to chatSubject) nameAndAttributes = “sessionID_”;nameAndAttributes += sessionId;nameAndAttributes += “_”;nameAndAttributes += creationTimeMillis;nameAndAttributes ... for the chat Webapplication controlled byBonForumEngine, providing access to the data in the context of the application. Thisincludes methods to get data into and out of the XML, and methods ... visitor_joins_chat_controls.jsp.That brought a new (and different) request to the BonForumEngine and to itsprocessRequest()method. Its boncommand and, thus its bonForumCommand—value wasvisitor_joins_chat_ready,...
... seethat a deep understanding of tag libraries requires an understanding of the rest of JSP,which requires an understanding of servlets.This is all very interesting, and all waybeyond the scope ... thetag-handler classes.The BonLoggerclass just writes strings out to standard out, errorout, and a log file for each class.We certainly do not want a different log file for eachsession. And there ... is only one out and one err. So, we want one static BonLoggerinstance per Tag Handler class, and it will be shared. It is thread-safe becausePrintWriter,System.out, and System.errare...
... code into a custom tag handler.Besides helping to simplify the JSP document and further the JSP objective of separat-ing page design from dynamic content production and processing, replacing ... also from thebean side, by reducing to one place (the tag handler class) some common and impor-tant programming requirements, such as handling security or data validation.10.7 Displaying the ... hoping that all the hype about XSLT and JSP would prove correct.We canexpect future bonForum versions to have page content created by Web designers,using the tools and tags that we develop while...
... actions and reduced bandwidth requirements with remote databases. Although our simple chat application does not take full advantage of this design, an e-commerce application based on the same architecture ... BonNodes in bonForum Web ChatThis is easier to see with an example. In the bonForum Web chat application, theglobal nodes are the one and only root element (bonForum) and all three of its ... improvement in the speed and the memory usage ofthe application. Using strings as we have previously creates many very large temporary strings and buffers, and is thus expensive and inefficient. 11...
... bonForum Web Application CC.1 Filename: TOMCAT_HOME\webapps\bonForum \WEB- INF \web. xml<?xml version=”1.0” encoding=”ISO-8859-1”?><!DOCTYPE web- appPUBLIC “-//Sun Microsystems, Inc.//DTD Web ... sections.\bonForum\installed\webapps\bonForumThis contains the bonForum Webapplication as installed inTOMCAT_HOME\webapps.You should be able to see from these files how the filesin the source tree and webapp tree ... bonForum open source Web appli-cation project, which is thoroughly discussed in this book. It is a prototype for a Web chat application that is intended to test design concepts for Web applications...
... for bonForum Web Application * (See chapter “Java Servlet and Java Bean - BonForumEngine and BonForumStore”* in the book: XML, XSLT, Java and JSP - A Case Study in Developing a Web Application) .** ... if(bonForumCommand.indexOf(“guest_executes_command”) > -1) {//if(bonForumCommand.equals(“guest_executes_command”)) {// not used yet//}//elseif(bonForumCommand.indexOf(“guest_executes_command_controls”) ... if(bonForumCommand.indexOf(“host_executes_command”) > -1) {//if(bonForumCommand.equals(“host_executes_command”)) {// not used yet//}//elseif(bonForumCommand.indexOf(“host_executes_command_controls”)...
... = “”;if(nameAndAttributes == null) {nameAndAttributes = “”;}int inx =nameAndAttributes.trim().indexOf(‘ ‘);if (inx > -1) { // space between name and attributesname =nameAndAttributes.substring(0, ... www.verypdf.com to remove this watermark.550Appendix C Source Code for bonForum Web Application // error, handle laterlog(sessionId, “err”,“outputForumChatMessages(), ERROR! NO timeMillis ... Split-Merge on www.verypdf.com to remove this watermark.576Appendix C Source Code for bonForum Web Application str.append(“>”); break;}case ‘&’: {str.append(“&”);break;}case...
... watermark.618Appendix C Source Code for bonForum Web Application /** Gets bonforumStore, and outputTable with pathnames;* gets iterator .and outputs first pathname.*/public void doInitBody( ... <code>command</code> attribute; also initializeslogging.** @param value string to which <code>command</code> attribute isset*/public void setCommand( String value ... watermark.596Appendix C Source Code for bonForum Web Application str1 = allAttributes.substring(inx2); // remove all up throughname, equals and opening quoteString str2 = new String(str1);//...