It has got
two usage scenarios??”the normal scenario and the fault scenario.
Normal scenario: In the Robust In-Only MEP in the normal (without any
fault) scenario, the sequence of message exchanges is similar to that of
In-Only MEP. The difference comes to play only in the case where there is
an error at the Provider-level, which will be described as the next item.
??? ???
???
Chapter 2
[ 49 ]
The following figure explains the Robust In-Only MEP??”Normal scenario:
In the Robust In-Only MEP??”Normal scenario, the sequence of operations is
as follows:
Service Consumer initiates with a message.
Service Provider responds with the status to complete the
message exchange.
Fault scenario: In the Robust In-Only MEP in the fault scenario, the
Consumer issues a request to the Provider and the Provider will respond
with a fault instead of the normal response.
The following figure explains the Robust In-Only MEP??”Fault scenario:
?° ?°
???
Java Business Integration
[ 50 ]
In the Robust In-Only MEP??”Fault scenario, the sequence of operations is
as follows:
Service Consumer initiates with a message.
Pages:
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97