creating publishing testing and describing a web service

... a Web service that returns data ! Consume a Web service Module 7: Building and Consuming a Web Service That Uses ADO.NET What Is a Web Service? ! Programmable logic accessible through standard ... your 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? ... accidentally swapped the DataSet and DataAdapter, giving a compile error; for example, ds.Fill(da.tablename) is wrong Solution Swap the DataSet and DataAdapter references ! Problem A new employee started...

Ngày tải lên: 10/12/2013, 16:15

... 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 ... xmlns:mime="http://schemas.xmlsoap.org/wsdl/mime/" targetNamespace="http://DbProgramming/NorthwindWebService" xmlns="http://schemas.xmlsoap.org/wsdl/"> ... type="s0:CustomersSoap">

Ngày tải lên: 24/10/2013, 12:15

... mySqlConnection.CreateCommand(); mySqlCommand.CommandText = selectString; SqlDataAdapter mySqlDataAdapter = new SqlDataAdapter(); mySqlDataAdapter.SelectCommand = mySqlCommand; DataSet myDataSet = new DataSet(); ... http://DbProgramming/NorthwindWebService: [WebService(Namespace="http://DbProgramming/NorthwindWebService")] public class Customers : System .Web. Services.WebService Notice that you set the Namespace in a ... System.Data.SqlClient; By default, a Web service uses a namespace of http://tempuri.org, and you should change that to the URL used by your organization The following example sets the namespace for the Web service...

Ngày tải lên: 28/10/2013, 19:15

... Logging 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 number ... your email address, name, and phone number Read the Terms Of Use page and click Accept if you want to continue Figure 17.16: The terms of use page Enter your business name and an optional description ... and click Submit to continue Make sure your organization is selected, and click Submit to continue Next, enter the details for your Web service Enter a name for your Web service, along with a...

Ngày tải lên: 07/11/2013, 15:15

... creates an object named myCustomersService to call your Web service, and displays the returned results from the RetrieveCustomers() method in customersDataGrid Compile and run your Windows application ... myCustomersService.RetrieveCustomers(whereClauseTextBox.Text); customersDataGrid.DataMember = "Customers"; Note Once again, if your Web service is not deployed on the local computer, then replace localhost in this code with the name ... Northwind Web Service You can view the WSDL file for your Web service by clicking the Service Description link, and you can test your Web service by clicking the Retrieve Customers link Click the Add...

Ngày tải lên: 14/12/2013, 22:15

... values, and for describing the types of parameters and return values When a client calls a Web service, it must specify the method and parameters by using this XML grammar SOAP is an industry ... an organization that later became known as the Organization for the Advancement of Structured Information Standards, or OASIS As the shortcomings of the early Web services infrastructure became ... implement varying degrees of security, quality of service, and reliability, and charge the client application accordingly The client application and the Web service can negotiate which level of service...

Ngày tải lên: 15/12/2013, 00:15

... ConfigurationSettings.AppSettings["DataConnectString"]); DataTable orderDetailTable = new DataTable(ORDERDETAILS_TABLE); da.FillSchema(orderDetailTable, SchemaType.Source); da.Fill(orderDetailTable); ds.Tables.Add(orderDetailTable); ... ORDERS_ORDERDETAILS_RELATION = "Order_OrderDetails_Relation"; // [WebMethod] public DataSet LoadOrders( ) { DataSet ds = new DataSet( ); SqlDataAdapter da; // Fill the Order table and add it to the DataSet ... [WebMethod] public bool UpdateOrders(DataSet ds) { // Create the DataAdapters for order and order details tables SqlDataAdapter daOrders = new SqlDataAdapter("SELECT * FROM Orders", ConfigurationSettings.AppSettings["DataConnectString"]);...

Ngày tải lên: 24/12/2013, 05:15

... "Order_OrderDetails_Relation"; // [WebMethod] public DataSet LoadOrders( ) { DataSet ds = new DataSet( ); SqlDataAdapter da; // Fill the Order table and add it to the DataSet da = new SqlDataAdapter("SELECT ... OrderDetails table and add it to the DataSet da = new SqlDataAdapter("SELECT * FROM [Order Details]", ConfigurationSettings.AppSettings["DataConnectString"]); DataTable orderDetailTable = new DataTable(ORDERDETAILS_TABLE); ... ConfigurationSettings.AppSettings["DataConnectString"]); DataTable orderTable = new DataTable(ORDERS_TABLE); da.FillSchema(orderTable, SchemaType.Source); da.Fill(orderTable); ds.Tables.Add(orderTable);...

Ngày tải lên: 21/01/2014, 11:20

... them: available network bandwidth and CPU, memory, and hard disk performance Web page element Affects Graphics Available network bandwidth Web applications CPU time Streaming multimedia Available ... the database Supply IIS with the database name and table name If the database requires a user name and password for access, specify them as well To configure the name of the database and table in ... optimize the available network bandwidth Manage log files Optimize a Web site Materials and Preparation This section provides the materials and preparation tasks that you need to teach this module...

Ngày tải lên: 24/01/2014, 10:20

... ConfigurationSettings.AppSettings["DataConnectString"]); DataTable orderDetailTable = new DataTable(ORDERDETAILS_TABLE); da.FillSchema(orderDetailTable, SchemaType.Source); da.Fill(orderDetailTable); ds.Tables.Add(orderDetailTable); ... ORDERS_ORDERDETAILS_RELATION = "Order_OrderDetails_Relation"; // [WebMethod] public DataSet LoadOrders( ) { DataSet ds = new DataSet( ); SqlDataAdapter da; // Fill the Order table and add it to the DataSet ... [WebMethod] public bool UpdateOrders(DataSet ds) { // Create the DataAdapters for order and order details tables SqlDataAdapter daOrders = new SqlDataAdapter("SELECT * FROM Orders", ConfigurationSettings.AppSettings["DataConnectString"]);...

Ngày tải lên: 26/01/2014, 10:20

... consumer applications know how to access them Web services are a relatively new standards To make it truly based on open and accepted standards, there are many aspects 2.1 SOA AND WEB SERVICE COMPOSITION ... development and integration A service is a piece of application’s business logic or individual functions that are modularized and presented to consumer applications The major advantage of 2.1 SOA AND WEB ... channels; x range over variables; exp be an expression and b be a predicate over only the variables We assume that each role is associated with a set of local variables and there are no globally...

Ngày tải lên: 10/09/2015, 09:21

... supports standard information such as name, description, and contacts, as well as metadata information such as identifiers and categories The latter information is used for standard taxonomies ... easily learn how to interact with a service that one did not know much about To accomplish this goal, there must be a way to attach metadata to a description of a Web Service This metadata can be ... the Web Services are compatible What is the disadvantage of hard coded Web Service endpoints? Web Service consumers will not be able to handle a change in the location of a Web Service How can...

Ngày tải lên: 21/12/2013, 05:17

... 222653-6 / Chapter XML Web Services Explained ■ XML Extensible Markup Language is the standard that gives you the ability to package data and the structural definition (metadata) of that data in one ... / Chapter Creating and Managing Microsoft XML Web Services client are separate and distinct The communication to and from the service must meet the Internet standards, and the methods that will ... enumerates the XML web services that are available at a particular endpoint You can make the discovery information available either statically through a disco document, or dynamically, which means...

Ngày tải lên: 21/12/2013, 19:15

... Semantic Web 25 correlation, aggregation, and orchestration Academic research programs, such as TAP at Stanford, are bridging the gap between disparate Web servicebased data sources and creating ... example, is an example where the Semantic Web and Web services could aid in making a painful task easy Making travel arrangements can be an administrative nightmare Everyone has personal travel ... information, and save you a lot of time and work If you had a corporate knowledge base that could be searched and analyzed by software agents, you could have Web- based applications that save you a...

Ngày tải lên: 27/06/2014, 08:20

... Semantic Web 25 correlation, aggregation, and orchestration Academic research programs, such as TAP at Stanford, are bridging the gap between disparate Web servicebased data sources and creating ... example, is an example where the Semantic Web and Web services could aid in making a painful task easy Making travel arrangements can be an administrative nightmare Everyone has personal travel ... information, and save you a lot of time and work If you had a corporate knowledge base that could be searched and analyzed by software agents, you could have Web- based applications that save you a...

Ngày tải lên: 14/08/2014, 12:20

... any application It has a standard syntax for meta data XML provides an effective approach to describe the structure and purpose of data It has a standard structure for both documents and data ... Recommendation The PSVI defines a standard set of information classes that an application can retrieve after an instance document has been validated against a schema For example, an application can ... exchanging data between organizations By agreeing on a standard schema, organization can produce these text documents that can be validated, transmitted, and parsed by any application regardless...

Ngày tải lên: 14/08/2014, 12:20

... available cars on a certain date, lists rental rates, and allows an application to make a reservation for a car Expense report creator This Web service automatically creates expense reports, based ... gridenabled Web services as products A Semantic Web of Web Services The Semantic Web and Web services go hand in hand XML, a self -describing language, is not enough WSDL, a language that describes ... basics may need to be satisfied between every point That is, a user may want assurance that he’s talking to the right Web 78 Chapter service, and the Web service may want assurance that it is talking...

Ngày tải lên: 14/08/2014, 12:20

... TAPache subproject of the TAP project at http:// tap.stanford.edu TAPache is a module for the Apache HTTP server that 116 Chapter enables you to publish RDF data via a standard Web service called ... methods) An object is one instance of a class OO languages also allow classes to inherit characteristics and behaviors from a parent class (also called a super class) The software industry has recently ... “Employee,” and “Software-Engineer.” rdfs:label An attribute that defines a human-readable label for the class This is important for applications to display the class name in applications even...

Ngày tải lên: 14/08/2014, 12:20