developing a web service

... the day was “Do you have a Web site?” A well-designed Web site was a new and exciting marketing medium that businesses and users alike saw as a novel, nice-to-have tool. Fast-forward a decade and ... for a cheap and amateur- ish site will devalue your business and can do more harm to your professional image and reputa- tion than not having a Web site at all. Remember: Building a Web site ... support PHP Perl ASP .NET Database Support MS-Access MS-SQL MySQL Oracle DB2 PostgreSQL continued To avoid the administration hassles of having to deal with a separate Web site host and domain name registrar, register...

Ngày tải lên: 20/08/2012, 11:43

... type a directory name or file name in a dialog box or at a command prompt. ALL CAPITALS Indicate the names of keys, key sequences, and key combinations — for example, ALT+SPACEBAR. monospace ... Implementing a Nonstandard Web Service Overview 1 HTML Screen Scraping Web Services 2 Aggregating Web Services 13 Lab 9: Implementing an Aggregated Web Service 17 Review 28 Developing XML Web ... trade-offs and issues involved in designing a real-world Web Service. " Implement nonstandard Web Services such as Hypertext Markup Language (HTML) screen scraping and aggregating Web Services....

Ngày tải lên: 18/10/2013, 18:15

... method to return a DataSet with a DataTable containing all the rows from the Customers table (see Figure 17.6 ). Notice that the space characters in the whereClause parameter value have been converted ... returns a DataSet with a DataTable containing the one row from the Customers table with a CustomerID of ALFKI, as shown in Figure 17.5 . Notice that the equals (=) and single quote (') characters ... 'ALFKI' As you can see from Figure 17.5 , the DataSet is returned as an XML document. You can use this XML in your client programs that use the Web service. You'll see how to write a client...

Ngày tải lên: 24/10/2013, 12:15

... SqlCommand mySqlCommand = mySqlConnection.CreateCommand(); mySqlCommand.CommandText = selectString; SqlDataAdapter mySqlDataAdapter = new SqlDataAdapter(); mySqlDataAdapter.SelectCommand = ... null; Creating a Web Service In this section, you'll create a Web service that contains a method that returns a DataSet containing rows from the Customers table. Start VS .NET and select ... Customers class is derived from the System .Web. Services.WebService class, which indicates that the Customers class forms part of a Web service. Near the end of Listing 1.1 , you'll notice a method...

Ngày tải lên: 28/10/2013, 19:15

... your email address, name, and phone number Read the Terms Of Use page and click Accept if you want to continue. If you create a really useful Web service that you believe other organizations ... people's Web services in your system. You can even register Web services for your own organization's intranet and build an internal system made up of Web services written internally. ... in using a Microsoft Passport account Note If you don't have a Passport account, click the Get One Now link and sign up for a Passport account. Enter your email address, name, and phone...

Ngày tải lên: 07/11/2013, 15:15

... TestKingProductsDataset.Copy C. Dim NewDataSet as New DataSet ( ) newDataSet.Tables.Add (“TestKingProductsDataset”) D. Dim newDataSet as New Dataset ( ) newDataSet.Tables.Add (TestKingProductsDataset.Tables ... don’t want exceptions. Line 2: TKDataAdapter.Update (CategoriesDataSet, “Categories”) We update the database. All updated rows in the Dataset are updated in the database as well. Line 3: If categoriesDataSet.Tables ... are developing a order-processing application that retrieves data from a Microsoft SQL Server database contains a table named TestKCustomers and a table named Orders. Customer has a primary...

Ngày tải lên: 10/12/2013, 14:16

... Building and Consuming a Web Service That Uses ADO.NET Lesson: Building and Consuming a Web Service That Returns Data ! What Is a Web Service? ! How to Build a Web Service That Returns Database ... class. ! What are some other ways that you could fill the local DataSet with data other than by using a DataAdapter? ! What is the purpose of creating an empty, local instance of a DataSet? ! ... Consuming a Web Service That Uses ADO.NET How to Build a Web Service That Returns Database Information ! Web services that return database information typically: " Establish a connection...

Ngày tải lên: 10/12/2013, 16:15

... the same architecture as all Windows services regardless of the language they are built in. Table 2-1 enumerates the three parts of all service architectures. What makes the Windows service fairly ... process <MTAThread()> _ Shared Sub Main() Dim ServicesToRun() As System.ServiceProcess.ServiceBase ' More than one NT Service may run within the same process. To add ' another service ... what type of startup you wish to have. The options are: ■ Automatic The service will be started as part of the operating system’s boot sequence. ■ Manual The service is enabled and will be started...

Ngày tải lên: 11/12/2013, 14:15

... “.;c:\jakarta-tomcat\lib\servlet.jar;” ➥ de/tarent/forum/OutputChatMessagesTag.java -d /classes javac -classpath “.;c:\jakarta-tomcat\lib\servlet.jar;” ➥ de/tarent/forum/OutputDebugInfoTag.java -d /classes javac -classpath “.;c:\jakarta-tomcat\lib\servlet.jar;” ➥ de/tarent/forum/NoCacheHeaderTag.java ... “.;c:\jakarta-tomcat\lib\servlet.jar;” ➥ de/tarent/forum/NoCacheHeaderTag.java -d /classes javac -classpath “.;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 ... “.;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;” de/tarent/forum/TransformTag.java...

Ngày tải lên: 14/12/2013, 22:15

... 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.jar 2001-05-23 ... 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.jar 2001-05-23 ... CLASSPATH=%CLASSPATH%;%JAVA_HOME%\lib\tools.jar set CLASSPATH=%CLASSPATH%;c:\xalan-j_1_2_2\xerces.jar set CLASSPATH=%CLASSPATH%;c:\xalan-j_1_2_2\xalan.jar This will cause some extra work when you want to access Xalan...

Ngày tải lên: 14/12/2013, 22:15

... discussed and heralded in particular as a great benefit in connecting legacy applications to modern Web- based applications. Within a Web application, passing even one parameter that contains XML data ... database management system because 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 ... value=“&amp;lt;tree&amp;gt;&amp;lt;topic&amp;gt;Chess Players Chat&amp;lt;/topic&amp;gt;&amp;lt;moderator&amp;gt;Harvey Wilkinson&amp;lt;/moderator&amp;gt;&amp;lt;/tree&amp;gt;”> Notice that...

Ngày tải lên: 14/12/2013, 22:15

... bonForumXML (a ForestHashtable ) as a string. Now we decided to make it the input XML stream for the Xalan XSLT processor as part of our TransformTag class. Displaying the available chats would mean ... for a bonForum user to become a host by starting a chat and then re-enter the same chat as a guest.The problem is that that user then loses the capability to again be a host of that chat. Having ... problem was that for a user to join a chat as a guest, its thread had to first find the chat.The chat was not attached to the session of the would-be guest. Rather, the chat was attached to the...

Ngày tải lên: 14/12/2013, 22:15

... logic, by making one more variable available to each JSP-produced page of a bonForum instance. The incoming request parameters are validated and made available to the Web application in whatever ... the applet parameters right on the _robot page? Using the same target parameter as we did in the last section as an example, that would mean doing this: <jsp:param name=”target” value=”display”/> The ... destination in the Web app.The bonCommand originates on a JSP-generated form and is available to the service( ) method as a request parameter. 08 1089-9 CH08 6/26/01 7:33 AM Page 197 Please purchase...

Ngày tải lên: 14/12/2013, 22:15

... remove this watermark. 279 8.2 The BonForumStore Class object.That means that all the pathnames are available again but are sorted alphabeti- cally.The code on a JSP document likes it that way. The ... database (now a ForestHashtable ) n Initializes the XML database for use as a chat Web app n Loads XML files into a database using its methods n Dumps the content of the database as XML in a string n Provides ... there are two such XSLT classes, one for Xalan-Java 1 and one for Xalan- Java 2. Simplifying greatly, here are the statements called by the TransformTag class to get its XML database in a string: private...

Ngày tải lên: 14/12/2013, 22:15

... will assume as it translates the tag that these variables are available as page attributes. Later, when we look at the translated Java code for a Tag Handler instance, you can see where the value ... bean from Tag Handler classes, and there are different ways to manage that. A bean can even be made into a tag handler itself, simply by implementing the Tag interface.We make our bean available ... TagExtraInfo .That means that the JSP container will be capa- ble of using this class at translation or compilation time to get information about vari- ables that are used in the Web application....

Ngày tải lên: 14/12/2013, 22:15

Ngày tải lên: 14/12/2013, 22:15

Ngày tải lên: 14/12/2013, 22:15

Ngày tải lên: 14/12/2013, 22:15

Ngày tải lên: 15/12/2013, 00:15

Ngày tải lên: 24/12/2013, 05:15