using the bean in a web application

... cart in the database Using a DataGrid Control to Access a Database A DataGrid allows you to access rows in a database table In the following sections, you'll learn how to create an ASP.NET Web ... Web application that uses a DataGrid control to access the rows in a database table The DataGrid you'll create will display the rows from the Products table of the Northwind database Creating the ... described in Chapter 1, "Introduction to Database Programming with ADO.NET." Look up "Cache class" in the index of the online documentation Storing Information using the Database If you have a large amount...

Ngày tải lên: 24/12/2013, 01:17

... culture-related information These classes are useful in writing globalized applications Within this namespace, the CultureInfo class represents information about a specific culture and is used in culture-specific ... store it in a database on the server and store it to a session variable when the client logs in or on an ad-hoc basis No matter how the culture information is stored, it needs to be made available ... CultureInfo.CurrentCulture.EnglishName; cultureNativeNameLabel.Text = CultureInfo.CurrentCulture.NativeName; } // Sample data that might come from a database // displayed according to culture set by user dateLabel.Text = DateTime.Now.ToString("D");...

Ngày tải lên: 28/10/2013, 18:15

... ➥de/tarent/forum/OutputDebugInfoTag.java javac -classpath “.;c:\jakarta-tomcat\lib\servlet.jar;” -d /classes ➥de/tarent/forum/NoCacheHeaderTag.java javac -classpath “.;c:\xalan-j_1_2_2\xalan.jar;c:\xalan➥j_1_2_2\xerces.jar;c:\jakarta-tomcat\lib\servlet.jar;” ... “.;c:\jakarta-tomcat\lib\servlet.jar;c:\xalan➥j_2_0_1\bin\xalan.jar;c:\xalan-j_2_0_1\bin\xerces.jar;” ➥de/tarent/forum/Xalan2Transformer.java -d /classes javac -classpath “.;c:\jakarta-tomcat\lib\servlet.jar;c:\xalan➥j_2_0_1\bin\xalanj1compat.jar;c:\xalan-j_2_0_1\bin\xalan.jar;c:\xalan➥j_2_0_1\bin\xerces.jar;” ... “.;c:\xalan-j_1_2_2\xalan.jar;c:\xalan➥j_1_2_2\xerces.jar;c:\jakarta-tomcat\lib\servlet.jar;” ➥de/tarent/forum/Xalan1Transformer.java -d /classes javac -classpath “.;c:\jakarta-tomcat\lib\servlet.jar;c:\xalan➥j_2_0_1\bin\xalan.jar;c:\xalan-j_2_0_1\bin\xerces.jar;”...

Ngày tải lên: 14/12/2013, 22:15

... following lines: Including all jars in c:\jakarta-tomcat\lib in your CLASSPATH Using CLASSPATH: c:\jakarta-tomcat\classes;c:\jakartatomcat\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 ... java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:188) at java.lang.ClassLoader.loadClass(ClassLoader.java:297) at java.lang.ClassLoader.loadClass(ClassLoader.java:253) at ... java.lang.ClassLoader.loadClassInternal(ClassLoader.java:313) at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Class.java:120) at org.xml.sax.helpers.ParserFactory.makeParser(ParserFactory.java:124...

Ngày tải lên: 14/12/2013, 22:15

... OutputDebugInfoTag.java NoCacheHeaderTag.java Xalan1Transformer.java Xalan2Transformer.java TransformTag.java NodeKey.java BonNode.java ForestHashtable.java BonForumStore.java BonForumEngine.java These ... in connecting legacy applications to modern Web- based applications Within a Web application, passing even one parameter that contains XML data can be a simple yet powerful way to pass a lot of ... a data-driven application process In that sense, our goal has been to make the data active By expressing the application requirements as XML data and then developing an application implementation...

Ngày tải lên: 14/12/2013, 22:15

... action=”/bonForum/servlet/BonForumEngine”> Apache Xalan Version? Xalan-Java

Ngày tải lên: 14/12/2013, 22:15

... “Displaying the Guests in a Chat,” in Chapter 10 The overall idea is that the Web application will automatically remove from a chat any guest whose rating has decreased to Furthermore, the Web application ... global information available: Logging all To access context-initialization parameters from within a servlet, ... for the max inactive interval (in minutes), a ServletContext attribute string called sessionMaxInactiveMinutes Failing that, it looks in an initialization parameter of the same name .The default,...

Ngày tải lên: 14/12/2013, 22:15

... Initializes the XML database for use as a chat Web app Loads XML files into a database using its methods Dumps the content of the database as XML in a string Provides access to the database as a property ... take a look at how a host can rate a chat guest After that, we discuss a variety of ways to call bean methods from JSP The changeChatActorRating( ) Method A command available to chat hosts (and ... XML, and methods to change the data that is there In the prototype so far implemented, we have modeled that database as an instance of the ForestHashtable class .The details of that class are covered...

Ngày tải lên: 14/12/2013, 22:15

... previously, there are others that give the JSP container information at JSP translation time about tags and the variables they use.These classes are TagAttributeInfo, TagData, TagExtraInfo, TagInfo, TagLibraryInfo, ... class at translation or compilation time to get information about variables that are used in the Web application It will assume as it translates the tag that these variables are available as page ... TagLibraryInfo, and VariableInfo The doStartTag( ) Method Implementing the Tag interface implies defining a doStartTag() method A tag handler class can either that or extend the TagSupport class and...

Ngày tải lên: 14/12/2013, 22:15

... that means that the data to be transformed is from the bonForum database, so the findBonForumStore() method is called to set a reference variable to the JavaBean that wraps the database .The inXML ... the Tag Handler object looks for an attribute in application scope, also named xalanVersion, and uses its value to select the processor At present, only Xalan Java and Xalan Java are valid values ... } The first method called handles the start tag In particular, it has access to its attribute values, if any All tags have a start tag; this method is always called in a Tag Handler As you saw...

Ngày tải lên: 14/12/2013, 22:15

... itself and the called the pathNameHashtable .The source code that creates that variable is shown here: nodeNameHashtable, is public PathNameHashtable pathNameHashtable = new PathNameHashtable(); As ... that class Again, this has been done only to make the pathNameHashtable variable available from JSP tags BonForumEngine Uses pathNameHashtable The ForestHashtable class contains only a definition ... nodeKeyPathName, nodeKeyHashtableName); It is in loadXMLSubTreeIntoForestHashtable pathNameHashtable that the real job of filling the takes place: if(nodeKeyHashtableName.equals(“pathNameHashtable”))...

Ngày tải lên: 14/12/2013, 22:15

... Projects\bonForum\src\bonMakeIt.bat 481 parameter rem java -classpath “c:\jakarta-tomcat\lib\xalanj1compat.jar;c:\jakartatomcat\lib\xerces.jar;c:\jakarta-tomcat\lib\xalan.jar” org.apache.xalan.xslt.Process -IN bonForumIdentityTransform.xml ... de/tarent/forum/OutputDebugInfoTag.java -d /classes javac -classpath “.;c:\jakarta-tomcat\lib\servlet.jar;” de/tarent/forum/NoCacheHeaderTag.java -d /classes javac -classpath “.;c:\xalan-j_1_2_2\xalan.jar;c:\xalanj_1_2_2\xerces.jar;c:\jakarta-tomcat\lib\servlet.jar;” ... “.;c:\jakarta-tomcat\lib\servlet.jar;c:\xalanj_2_0_1\bin\xalan.jar;c:\xalan-j_2_0_1\bin\xerces.jar;” de/tarent/forum/Xalan2Transformer.java -d /classes javac -classpath “.;c:\jakarta-tomcat\lib\servlet.jar;c:\xalanj_2_0_1\bin\xalanj1compat.jar;c:\xalan-j_2_0_1\bin\xalan.jar;c:\xalanj_2_0_1\bin\xerces.jar;”...

Ngày tải lên: 24/12/2013, 07:17

... 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) * * @param ... exists // always warn user and ask again for new subject and/or new topic // if actor was in it, always join with previous status, else warn and ask again // if actor was in it, always join as guest, ... cannot parse maxInactiveInterval app attr as int: “ + sessMax); minutes = -1; } session.setMaxInactiveInterval(minutes); // default to forever //session.setMaxInactiveInterval(30); // chats last...

Ngày tải lên: 24/12/2013, 07:17

... @param pathName String * @param pathNameHashtable PathNameHashtable * @return NodeKey for the pathName */ protected NodeKey subjectNodeKeyFromPathName(String pathName, PathNameHashtable pathNameHashtable) ... (others could follow) * @param parentNodeKeyKey String * @param nameAndAttributes String * @param content String * @param forestHashtableName String * @param nodeKeyHashtableName String * @param ... hosts in chat actorKeys = getHostKeysInChat(chatNodeKeyKey); } // chatActor strings contain actorNickname, age:actorAge and rating:actorRating // Here is an example: // John Doe age:12 rating:5...

Ngày tải lên: 24/12/2013, 07:17

... Creates a ForestHashtable of a given capacity * * @param capacity initialCapacity of parent java.util.Hashtable */ public ForestHashtable(int capacity) { super(capacity); nodeNameHashtable = new ... NodeNameHashtable getNodeNameHashtable() { return nodeNameHashtable; } /** Gets pathNameHashtable * @return PathNameHashtable pathNameHashtable */ protected PathNameHashtable getPathNameHashtable() ... rootNodeAttributes String containing all attributes concatenated (name=value name=value ) * @param rootNodeContent String containing text content of node * @param nodeKeyHashtableName String naming...

Ngày tải lên: 24/12/2013, 07:17

... (String)session.getAttribute(“actorNicknameNotAvailable”); if(!actorNicknameNotAvailable.equals(“”)) { actorNicknameNotAvailable = “Please try another nickname “ + actorNicknameNotAvailable + “ is not available! “ ... bonForum Web Application (String)session.getAttribute( “chatMessagesNavigator”); if(!(chatMessagesNavigator.equals(“first”)) && !(chatMessagesNavigator.equals(“previous”)) && !(chatMessagesNavigator.equals(“next”))) ... !(chatMessagesNavigator.equals(“next”))) { chatMessagesNavigator = “last”; } if(chatMessagesNavigator.equals(“first”)) { chatNavigatorFirst = “FIRST”; } else if(chatMessagesNavigator.equals(“previous”))...

Ngày tải lên: 24/12/2013, 07:17

... the “java” package or any subpackage of the “java” package), by creating additional classes within the JPI or otherwise causing the addition to or modification of the classes in the JPI In the ... by creating additional classes within the JPI or otherwise causing the addition to or modification of the classes in the JPI In the event that you create an additional class and associated API(s) ... name=”xalanVersion” value=”Xalan-Java 1”>Xalan-Java 1  Xalan-Java 2 

Ngày tải lên: 24/12/2013, 07:17

... development (Java SDK), 19 J Jakarta Project Web site, 36 Jakarta Tomcat, 13-14, 36 adding to Web applications, 49-53 Apache licenses, 37 comparing to Apache Server, 36-37 developing Web applications, ... Tomcat, 44-45 watchdogs, 154 Web applications See applications ,Web servers Jakarta Tomcat, 13-14 selecting, Tomcat Server availability, 78-79 testing, 79 XML applications Actors, Actions, and Things, ... JSP-based Web applications, 157-160 debugging, 85 initalization parameters, 192 Jakarta Tomcat, 13-14 Java, 53-54 JSPs, forwarding, 129-130 methods, calling, 126-127 Tomcat adding to Web applications,...

Ngày tải lên: 24/12/2013, 07:17

... to the PhoneBook class that returns a PhoneNumber and accepts a single Name parameter Implement this indexer in the same way as the first one (again note that PhoneNumber is a struct and therefore ... check whether the arrays are full when the user adds another entry This method creates two new bigger arrays, copies the contents of the existing arrays to them, and then discards the old arrays Write ... Write the indexers In the PhoneBook.cs source file, add a public read-only indexer that returns a Name and accepts a single PhoneNumber parameter to the PhoneBook class Leave the body of the get accessor...

Ngày tải lên: 24/12/2013, 09:16

... that you can examine the classes in all the Java packages that you are using in your application BeanShell, an Interactive Java Shell Be sure to get the BeanShell, which is distributed under the ... ➥de/tarent/forum/Xalan2Transformer.java -d /classes javac -classpath “.;c:\jakarta-tomcat\lib\servlet.jar;c:\xalan➥j_2_0_1\bin\xalanj1compat.jar;c:\xalan-j_2_0_1\bin\xalan.jar;c:\xalan➥j_2_0_1\bin\xerces.jar;” de/tarent/forum/TransformTag.java ... javac de/tarent/forum/BonLogger.java -d /classes javac -classpath “.;c:\jakarta-tomcat\lib\servlet.jar;” ➥de/tarent/forum/BonForumTagExtraInfo.java -d /classes javac -classpath “.;c:\jakarta-tomcat\lib\servlet.jar;”...

Ngày tải lên: 05/03/2014, 23:20