Analyzer java-find-method-entry

Name

java-find-method-entry - Find Java method entries

This analyzer locates and identifies specific Java method entries within JVM applications. It searches for method definitions by class name, method name, and signature during runtime execution. The analyzer captures method entry points and their memory addresses, helping developers verify method existence, debug method resolution issues, and prepare for targeted method instrumentation in Java applications.

Resource Category

CPU.

Application Type & Technical Stack

  • Java

Command Line Syntax

The analyzer can be invoked directly on the command-line via the orxray utility from the openresty-xray-cli software package.

Alternatively, the analyzer can also be invoked manually or automatically on the web console UI of OpenResty XRay (like on the Advanced web page).

# PID is the target process PID.
orxray analyzer run java-find-method-entry -p PID

# trace a shell command directly
orxray analyzer run java-find-method-entry -c SHELL_CMD

# PGID is the process group ID or any process's PID within the target process
# group.
orxray analyzer run java-find-method-entry -p -PGID

# trace any processes started from the specified executable path.
orxray analyzer run java-find-method-entry --exe /path/to/exe/file

Tracing Multiple Processes

Supported.

Output Formats

  • Plain Texts

Author

The OpenResty Inc. Team.

Copyright (C) by OpenResty Inc. All rights reserved.