SAP ABAP Class CL_APC_WS_SYSTEM_MESSAGES (ABAP Push Channel for system messages) is using

• Class (17)
• Data Element (14)
• Table/Structure Field (1)
• Function Module (1)
• Interface (9)
• Class Method (15)
• Table (1)

#	Object Type	Object Name	Object Description	Note
1	Class Method	CL_ABAP_SYST - GET_CLIENT	Safe Determination of SYST Values
2	Class Method	CL_ABAP_SYST - GET_INSTANCE_NAME	Safe Determination of SYST Values
3	Class Method	CL_ABAP_SYST - GET_LANGUAGE	Safe Determination of SYST Values
4	Class Method	CL_AC_MESSAGE_TYPE_PCP - CREATE	ABAP Channels message type Push Channel Protocol (PCP)
5	Class Method	CL_AMC_CHANNEL_MANAGER - CREATE_MESSAGE_PRODUCER	ABAP Messaging Channel Manager
6	Class Method	CL_AMC_CHANNEL_UTILITY - CREATE	ABAP Messaging Channel utility
7	Class Method	CX_ROOT - GET_TEXT	Abstract Superclass for All Global Exceptions
8	Class Method	CX_ROOT - GET_TEXT	Abstract Superclass for All Global Exceptions
9	Class Method	IF_AC_MESSAGE_TYPE_PCP - SET_FIELD	ABAP Channels message type Push Channel Protocol (PCP)
10	Class Method	IF_AC_MESSAGE_TYPE_PCP - SET_TEXT	ABAP Channels message type Push Channel Protocol (PCP)
11	Class Method	IF_AMC_CHANNEL_UTILITY - RECEIVER_EXISTS	ABAP Messaging Channel utility
12	Class Method	IF_AMC_MESSAGE_PRODUCER_PCP - SEND	AMC producer for Push Channel Protocol (PCP) messages
13	Class Method	IF_APC_WS_BINDING_MANAGER - BIND_AMC_MESSAGE_CONSUMER	APC framework: Connection binding manager (do not implement)
14	Class Method	IF_MESSAGE - GET_TEXT	Interface for Accessing Texts from Message Objects
15	Class Method	IF_MESSAGE - GET_TEXT	Interface for Accessing Texts from Message Objects