Get the calls info by the method full name which the call is in the method
AI agents call get_calls_in_method_by_method_full_name to retrieve information from Joern MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and retrieves information about calls within a method. It is a read-only operation that performs static analysis to extract call information from code. There are no side effects, no data modification, no code execution, and no irreversible actions. It fits the 'Read' category as a retrieval/query operation used for code analysis.
From the tool's definition Tool name and description indicate it 'Get[s] the calls info by the method full name' — a retrieval operation with no modification, deletion, or execution of code.
Documented attack patterns abuse exactly the kind of access get_calls_in_method_by_method_full_name gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Joern MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for get_calls_in_method_by_method_full_name:
{
"version": "1",
"default": "deny",
"tools": {
"get_calls_in_method_by_method_full_name": {}
}
}get_calls_in_method_by_method_full_name is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Get the calls info by the method full name which the call is in the method. It is categorised as a Read tool in the Joern MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Joern MCP Server MCP server in PolicyLayer and add a rule for get_calls_in_method_by_method_full_name: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Joern MCP Server. Nothing to install.
get_calls_in_method_by_method_full_name is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get_calls_in_method_by_method_full_name rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for get_calls_in_method_by_method_full_name. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
get_calls_in_method_by_method_full_name is provided by the Joern MCP Server MCP server (sfncat/mcp-joern). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 21 Joern MCP Server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
21 Joern MCP Server tools catalogued and risk-classified — across an index of 42,500+ MCP servers.