java-tracer

Java agent for method call tracing (Java 11+).

ideas

Script argument (JSR223) that

1. Filters classes/methods
2. Maps runtime match
3. Executes action

Maybe bundle Groovy JSR223 with agent?

Provide a CLI to write out Groovy script template.

Log agent filter, map, action with different levels for debugging script.

Glossary

• Filter

  • Define types and methods to trace.

• Map

  • Define which part of the match to yield.

• Action

  • Define what to do with Trace Execution Data.
  • Examples:
    • log to slf4j, out/err, or file

• Trace Execution Data

  • Data for a runtime trace that results from the Map.