... c:\jakarta-tomcat\classes;c:\jakarta-tomcat\lib\ant.jar;c:\jakarta-tomcat\lib\jaxp.jar;c:\jakarta-➥tomcat\lib\servlet.jar;c:\jakarta-tomcat\lib\parser.jar;c:\jakarta-tomcat\lib\we➥bserver.jar;c:\jakarta-tomcat\lib\jasper.jar;c:\jakarta-➥tomcat\lib\xalanservlet.jar;c:\jakarta-tomcat\lib\xerces.jar;c:\jakarta-➥tomcat\lib\xalanj1compat.jar;c:\jakarta-tomcat\lib\aaxalan.jar;c:\jdk1.3\lib\too➥ls.jar2001-05-23 ... c:\jakarta-tomcat\classes;c:\jakarta-tomcat\lib\ant.jar;c:\jakarta-tomcat\lib\jaxp.jar;c:\jakarta-➥tomcat\lib\servlet.jar;c:\jakarta-tomcat\lib\parser.jar;c:\jakarta-tomcat\lib\we➥bserver.jar;c:\jakarta-tomcat\lib\jasper.jar;c:\jakarta-➥tomcat\lib\xalanservlet.jar;c:\jakarta-tomcat\lib\xerces.jar;c:\jakarta-➥tomcat\lib\xalanj1compat.jar;c:\jakarta-tomcat\lib\aaxalan.jar;c:\jdk1.3\lib\too➥ls.jar2001-05-23 ... watermark.54Chapter 3 Java Servlets and JavaServer Pages: Jakarta TomcatTake a look at this API page, and you will see the top-level logical design of Java servlets and JSPs.3.7.2 Learning...
... discussed and heralded in particular as a great benefit in connectinglegacy applications to modern Web-based applications.Within a Web application, passing even one parameter that contains XML data ... database management systembecause handling chat data is an obvious job.We decided against that for several rea-sons. One is that we did not want to assume that all our readers are familiar ... in data-display tasks, except in two tasks (displayingchat subject categories to a user starting a chat, and displaying the messages ina chat).TransformTagwas so useful that we were able to...
... bonForumXML (a ForestHashtable) as a string.Now we decided to make it the input XML stream for the Xalan XSLT processor aspart of our TransformTagclass.Displaying the available chats would mean ... remove this watermark.1416.3 Displaying Chat Messagesdatabase grows. Our plan is to iterate only the message pointers that exist within a particular chat element in the XML data.We had to settle ... client machine. It also passes quite a few parameter values to theapplet (these parameters are discussed in the following paragraphs). In this JSP document, you can see within an HTML table element...
... Topic■Performing thread synchronization■Synchronizing the XML database■Finding the chat and actor status in Chat■ Rejoining existing chats■Starting a chat■Adding a host actor■ Adding a chat element08 ... execution in the Java Virtual Machine may be traversing this one method at close intervals from each other in time. Java takes care that they can all run the code without stepping on each other by ... “sessionMaxInactiveMinutes”,sessionMaxInactiveMinutes );}As a second example of request parameter handling, see how simply the age valueinput by a bonForum user is made available in the session...
... If the actor was in the chat, always join it with the previous status; otherwise,warn and ask again.3. If the actor was in the chat, always join as a guest; otherwise, warn and ask again.08 ... database (now a ForestHashtable)nInitializes the XML database for use as a chat Web appnLoads XML files into a database using its methodsnDumps the content of the database as XML ina ... classes, one for Xalan -Java 1 and one for Xalan- Java 2.Simplifying greatly, here are the statements called by the TransformTagclass to getits XML database ina string:private static BonForumStore...
... about vari-ables that are used in the Web application. It will assume as it translates the tag thatthese variables are available as page attributes. Later, when we look at the translated Java ... de.tarent.forum;import javax.servlet.jsp.tagext.*;public class BonForumTagExtraInfo extends TagExtraInfo {public VariableInfo[] getVariableInfo(TagData data) {return new VariableInfo[] {new VariableInfo(“output”,“String”,true,10 ... JSP translation time about tags and the variables they use.These classesare TagAttributeInfo,TagData,TagExtraInfo,TagInfo,TagLibraryInfo, andVariableInfo.The doStartTag( ) MethodImplementing...
... without using any tabsor spaces! Thankfully, that bug seems to be gone now—at least, while using the Xalan- Java 1 compatibility JAR or the Xalan -Java 2 JAR.10.8 Displaying the Available bonForumsWe ... system_executes_command.jsp. Note that if you have Xalan -Java- 2,you can also set xalanVersionto Xalan Java 1, as long as the compatibility JAR fileis accessible, for example, as TOMCAT_HOME\lib\xalanj1compat.jar.Let’s ... twoclasses to encapsulate the steps required for either Xalan -Java 1or Xalan -Java 2.Theclasses are called Xalan1Transformerand Xalan2Transformer. Each has one methodcalled transform, which...
... the pathNameHashtable(as an element this time)with a key that is a string containing the pathNamethat was just given as an example.Mapping User Choices to PathName KeysWe can now display ... several ways,depending on the tag attribute values. Every such invocation, whether for Xalan -Java 1or Xalan -Java 2, passes the style-sheet parameter as an argument, like this:transformer.transform(inXML, ... this watermark.416Chapter 11 XML Data Storage Class: ForestHashtableattribute to a chat element.We will also try using it to allow a chat host to change therating of a guest ina chat.WarningThe...
... String naming this node* @param rootNodeAttributes String containing all attributesconcatenated (name=value name=value )* @param rootNodeContent String containing text content ofnode* @param ... now, caller is responsible for that!)** @param childNodeName String naming this node* @param childNodeAttributes String containing all attributesconcatenated (name=value name=value )* @param ... XML in a string.* @param inXSL String: URL, or XML string that contains"<xsl:stylesheet".* @param outDoc String: "print", "printNormalized",15...