org.ws4d.java.service

Interface InvokeDelegate

public interface InvokeDelegate

Instances of this interface can be used within an OperationStub to implement the actual business logic of a service's operation.

Method Summary

Modifier and Type	Method and Description
ParameterValue	invokeImpl(Operation operation, ParameterValue parameterValue, CredentialInfo credentialInfo) Executes the business logic associated with the given operation.

Method Detail

invokeImpl

ParameterValue invokeImpl(Operation operation,
                          ParameterValue parameterValue,
                          CredentialInfo credentialInfo)
                   throws InvocationException

Executes the business logic associated with the given operation. The values of any available input parameters can be obtained from the supplied arguments. The returned value corresponds to the result of the operation. In case any predefined faults arise during the execution of the business logic, an InvocationException should be thrown.

Parameters:

operation - the operation invoked

parameterValue -

credentialInfo -

Returns:

output/result of the invocation

Throws:

InvocationException - denotes failures occurring during the execution of the business logic