
Chapter 4. Technical coexistence scenarios 217
between coexistent WebSphere applications and .NET applications. Table 4-3
identifies if, and how, Web Services delivers these characteristics.
Table 4-3 Web Services characteristic matching
Characteristic Supported Comments
By Value Argument
Paradigm
yes Via [in] arguments (that is, using input message parts in
WSDL).
By Reference
Argument Paradigm
semantically Web Services are not an object remoting technology, so
they do not support true bidirectional references or
callbacks.
However, Web Services can use pass by value
mechanisms to deliver pass by reference semantics via
[in,out] arguments (that is, ...