9. A computer program product comprising a non-transitory computer storage medium having a computer readable program stored thereon, wherein the computer readable program, when executed on a computing device, causes the computing device to: receive an extended description language document that describes one or more Web services interface components, has embedded therein a call flow description for one or more call flow segments, and includes at least one call flow binding, wherein the at least one call flow binding associates an interaction operation with a binding point in a given call flow segment within the one or more call flow segments; select one or more message exchanges from the one or more call flow segments; automatically generate an implementation for each of the one or more selected message exchanges to form an application template; provide business logic in the application template for the one or more Web services interface components to form a converged application; and execute the converged application.
9. A computer program product comprising a non-transitory computer storage medium having a computer readable program stored thereon, wherein the computer readable program, when executed on a computing device, causes the computing device to: receive an extended description language document that describes one or more Web services interface components, has embedded therein a call flow description for one or more call flow segments, and includes at least one call flow binding, wherein the at least one call flow binding associates an interaction operation with a binding point in a given call flow segment within the one or more call flow segments; select one or more message exchanges from the one or more call flow segments; automatically generate an implementation for each of the one or more selected message exchanges to form an application template; provide business logic in the application template for the one or more Web services interface components to form a converged application; and execute the converged application. 10. The computer program product of claim 9 , wherein the description language document is a Web services description language document.