| Takes collection of policies and merges them into a single policy using algorithm described in
WS-PolicyAttachment specification. None of the original policis in the collection is modified in
any way.
Parameters: policies - collection of policies to be merged. The collection must not contain ' null ' elements! merged policy containing combination of policy alternatives stored in all input policies.If provided collection of policies is null or empty, returns null . If providedcollection of policies contains only single policy, the policy is returned. |