Issue 138 - Proposal For Vote

138 - Properties of type element

Proposal: Allow properties to be of type element or complex type but 
explicitly ban the use of non-simple type properties for use in 
correlation sets.

Section 8.2

From: A property definition creates a globally unique name and 
associates it with an XML Schema simple type..

To: A property definition creates a globally unique name and associates 
it with an XML Schema type.

From: A typical use for a property in WS-BPEL is to name a token for 
correlation of service instances with messages.

To: A typical use for a property in WS-BPEL is to name a token for 
correlation of service instances with messages. For performance reasons, 
properties used for correlation MUST be defined using XML Schema simple 
types, this restriction MUST be statically enforced.