8.25.1 Trace collection points and trace information that can be collected

The following table describes the event IDs, trace collection points, and PRF trace collection levels.

Table 8‒133: Details of trace collection points in a Java batch
Event ID	No. in the figures^#	Trace acquisition points	Level
0xD020	1	Immediately after the `javax.batch.runtime.BatchRuntime.getJobOperator()` method starts	A
0xD021	2	Immediately before the `javax.batch.runtime.BatchRuntime.getJobOperator()` method ends	A
0xD022	3	Immediately after the `javax.batch.operations.JobOperator.start(String jobXMLName, Properties jobParameters)` method starts	A
0xD023	4	Immediately before the `javax.batch.operations.JobOperator.start(String jobXMLName, Properties jobParameters)` method ends	A
0xD024	5	Immediately after the `javax.batch.operations.JobOperator.restart(long executionId, Properties restartParameters)` method starts	A
0xD025	6	Immediately before the `javax.batch.operations.JobOperator.restart(long executionId, Properties restartParameters)` method ends	A
0xD026	7	Immediately after the `javax.batch.operations.JobOperator.stop(long executionId)` method starts	A
0xD027	8	Immediately before the `javax.batch.operations.JobOperator.stop(long executionId)` method ends	A
0xD028	9	Immediately after the `javax.batch.operations.JobOperator.abandon(long executionId)` method starts	A
0xD029	10	Immediately before the `javax.batch.operations.JobOperator.abandon(long executionId)` method ends	A
0xD02A	11	Immediately after the job starts	A
0xD02B	12	Immediately after the job ends	A
0xD02C	13	Immediately after the step processing starts	A
0xD02D	14	Immediately before the step processing ends	A
0xD02E	15	Immediately before invoking the `open(Serializable checkpoint)` method of the implementation class of `javax.batch.api.chunk.ItemReader`	A
0xD02F	16	Immediately after the processing of the `open(Serializable checkpoint)` method of the implementation class of `javax.batch.api.chunk.ItemReader` is complete	A
0xD030	17	Immediately before invoking the c`lose()` method of the implementation class of `javax.batch.api.chunk.ItemReader`	A
0xD031	18	Immediately after the processing of the c`lose()` method of the implementation class of `javax.batch.api.chunk.ItemReader` is complete	A
0xD032	19	Immediately before invoking the `readItem()` method of the implementation class of `javax.batch.api.chunk.ItemReader`	A
0xD033	20	Immediately after the processing of the `readItem()` method of the implementation class of `javax.batch.api.chunk.ItemReader` is complete	A
0xD034	21	Immediately before invoking the `checkpointInfo()` method of the implementation class of `javax.batch.api.chunk.ItemReader`	A
0xD035	22	Immediately after the processing of the `checkpointInfo()` method of the implementation class of `javax.batch.api.chunk.ItemReader` is complete	A
0xD036	23	Immediately before invoking the `processItem(Object item)` method of the implementation class of `javax.batch.api.chunk.ItemProcessor`	A
0xD037	24	Immediately after the processing of the `processItem(Object item)` method of the implementation class of `javax.batch.api.chunk.ItemProcessor` is complete	A
0xD038	25	Immediately before invoking the `open(Serializable checkpoint)` method of the implementation class of `javax.batch.api.chunk.ItemWriter`	A
0xD039	26	Immediately after the processing of the `open(Serializable checkpoint)` method of the implementation class of `javax.batch.api.chunk.ItemWriter` is complete	A
0xD03A	27	Immediately before invoking the `close()` method of the implementation class of `javax.batch.api.chunk.ItemWriter`	A
0xD03B	28	Immediately after the processing of the `close()` method of the implementation class of `javax.batch.api.chunk.ItemWriter` is complete	A
0xD03C	29	Immediately before invoking the `writeItems(List<Object> items)` method of the implementation class of `javax.batch.api.chunk.ItemWriter`	A
0xD03D	30	Immediately after the processing of the `writeItems(List<Object> items)` method of the implementation class of `javax.batch.api.chunk.ItemWriter` is complete	A
0xD03E	31	Immediately before invoking the `checkpointInfo()` method of the implementation class of `javax.batch.api.chunk.ItemWriter`	A
0xD03F0	32	Immediately after the processing of the `checkpointInfo()` method of the implementation class of `javax.batch.api.chunk.ItemWriter` is complete	A
0xD040	33	Immediately before invoking the `beforeJob()` method of the implementation class of `javax.batch.api.listener.JobListener`	A
0xD041	34	Immediately after the processing of the `beforeJob()` method of the implementation class of `javax.batch.api.listener.JobListener` is complete	A
0xD042	35	Immediately before invoking the `afterJob()` method of the implementation class of `javax.batch.api.listener.JobListener`	A
0xD043	36	Immediately after the processing of the `afterJob()` method of the implementation class of `javax.batch.api.listener.JobListener` is complete	A
0xD044	37	Immediately before invoking the `beforeStep()` method of the implementation class of `javax.batch.api.listener.StepListener`	A
0xD045	38	Immediately after the processing of the `beforeStep()` method of the implementation class of `javax.batch.api.listener.StepListener` is complete	A
0xD046	39	Immediately before invoking the `afterStep()` method of the implementation class of `javax.batch.api.listener.StepListener`	A
0xD047	40	Immediately after the processing of the `afterStep()` method of the implementation class of `javax.batch.api.listener.StepListener` is complete	A
0xD048	41	Immediately before invoking the `beforeChunk()` method of the implementation class of `javax.batch.api.chunk.listener.ChunkListener`	A
0xD049	42	Immediately after the processing of the `beforeChunk()` method of the implementation class of `javax.batch.api.chunk.listener.ChunkListener` is complete	A
0xD04A	43	Immediately before invoking the `afterChunk()` method of the implementation class of `javax.batch.api.chunk.listener.ChunkListener`	A
0xD04B	44	Immediately after the processing of the `afterChunk()` method of the implementation class of `javax.batch.api.chunk.listener.ChunkListener` is complete	A
0xD04C	45	Immediately before invoking the `onError(Exception ex)` method of the implementation class of `javax.batch.api.chunk.listener.ChunkListener`	A
0xD04D	46	Immediately after the processing of the `onError(Exception ex)` method of the implementation class of `javax.batch.api.chunk.listener.ChunkListener` is complete	A

Legend:: A: Standard
#: Corresponds to the numbers in Figure 8-96 through Figure 8-99.

The following figures show the trace collection points in Java batch.

Figure 8‒96: Trace collection points of Java batch (points output between the client, synchronous execution thread, and asynchronous execution thread)

Figure 8‒97: Trace collection points of Java batch (points output during job execution)

Figure 8‒98: Trace collection points of Java batch (points output during step processing)

Figure 8‒99: Trace collection points of Java batch (points output during step processing (processing in range A))

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