using System;
using System.Collections.Generic;
using System.Web;
using System.Web.Services;
namespace HelloWorldServices
{
/// <summary>
/// Summary description for Service1
/// </summary>
[WebService(Namespace = "http://tempuri.org/")]
[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
[System.ComponentModel.ToolboxItem(false)]
public class Service1 : System.Web.Services.WebService
{
[WebMethod]
public string HelloWorld()
{
return "Hello World";
}
}
}
WCFWCF is used to exchange messages
using any format via any transport protocol like HTTP, TCP/IP, MSMQ,
Named Pipes and and so on. Its default format is SOAP.using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.Serialization;
using System.ServiceModel;
using System.ServiceModel.Web;
using System.Text;
namespace HelloWorldWCFService
{
// NOTE: You can use the "Rename" command on the "Refactor" menu to change the interface name "IService1" in both code and config file together.
[ServiceContract]
public interface IService1
{
[OperationContract]
string GetData(int value);
[OperationContract]
CompositeType GetDataUsingDataContract(CompositeType composite);
// TODO: Add your service operations here
}
// Use a data contract as illustrated in the sample below to add composite types to service operations.
[DataContract]
public class CompositeType
{
bool boolValue = true;
string stringValue = "Hello ";
[DataMember]
public bool BoolValue
{
get { return boolValue; }
set { boolValue = value; }
}
[DataMember]
public string StringValue
{
get { return stringValue; }
set { stringValue = value; }
}
}
}
Service1.svc using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.Serialization;
using System.ServiceModel;
using System.ServiceModel.Web;
using System.Text;
namespace HelloWorldWCFService
{
// NOTE: You can use the "Rename" command on the "Refactor" menu to change the class name "Service1" in code, svc and config file together.
public class Service1 : IService1
{
public string GetData(int value)
{
return string.Format("You entered: {0}", value);
}
public CompositeType GetDataUsingDataContract(CompositeType composite)
{
if (composite == null)
{
throw new ArgumentNullException("composite");
}
if (composite.BoolValue)
{
composite.StringValue += "Suffix";
}
return composite;
}
}
}
Differences between Web Services and WCF Table| S.Number | Functions | WCF |
| 1 | It is available in the namespace "System.Web. Services.WebService Class" | It is available in the namespace "System.ServiceModel" |
| 2 | It is supported hosting only IIS | It is supported hosting like IIS, Self Hosting (Console hosting), Windows Activation Services, Windows Services |
| 3 | It is used for the XML Serializer only | It is used to DataContractSerializer only |
| 4 | It is supported one-way communication and Request-Response | It is supported one-way, two-way (Duplex) communication and Request- Response |
| 5 | It is supported binding like XML 1.0, Message Transmission Optimization Mechanism (MTOM), Custom | It is supported binding like XML 1.0, Message Transmission Optimization Mechanism (MTOM), Binary and Custom |
| 6 | It is supported transport protocol like HTTP, TCP and custom | It is the supported transport protocol like HTTP, TCP, Named Pipes, MSMQ, P2P and custom |
| 7 | It is supported protocol security | It is the supported protocol security, transaction and reliable message |
+new Date.
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