<13>

Data Manipulate (1 PC)

Internal Process at Service Providers

C_dm(1)

<14>

Data Exchanges (Response)

Communication with Service Providers

C_trans(1)

<15>

Transaction Event Notification

Communication between Service Providers and Monitor

C_cm(1)

<16>

Track Event

Internal Process at Transaction Requestor

C_inter(1)

<17>

Transaction Event Notification

Communication with Monitor

C_cm(1)

<18>

Verification

Internal Process at Transaction Requestor

C_inter(1)

<19>

Verification

Communication with Monitor

C_cm(2)

<20.1>

Close

Internal Process at Transaction Requestor

C_inter(1)

<21.1>

Safepoint

Communication with Monitor

C_cm(1)

<22.1>

Safepoint/Destroy

Internal Process at Monitor

C_dm(1)

<23.1>

Return

Communication with Monitor

C_cm(1)

<24.1>

Return

Internal Process at Transaction Requestor

C_inter(1)

<20.2>

Compensate

Internal Process at Transaction Requestor

C_inter(1)

<21.2>

Compensate (Request)

Communication with Service Providers

C_trans(1)

<22.2>

Transaction Event Notification

Communication between Service Providers and Monitor

C_cm(1)

<23.2>

Inverse (1 PC)

Internal Process at Service Providers

C_dm(1)

<24.2>

Compensate (Response)

Communication with Service Providers

C_trans(1)

<25.2>

Transaction Event Notification

Communication between Service Providers and Monitor

C_cm(1)

<26.2>

Track Event

Internal Process at Transaction Requestor

C_inter(1)

<27.2>

Transaction Event Notification

Communication with Monitor

C_cm(1)

<28.2>

Destroy

Internal Process at Monitor

C_dm(1)

<29.2>

Return

Communication with Monitor

C_cm(1)

<30.2>

Return

Internal Process at Transaction Requestor

C_inter(1)