Schema | jons-mcp-java

jons-mcp-java

Describes the environment variables required to run the server.

Name	Required	Description	Default
`JAVA_HOME`	No	Java 21+ installation	Auto-detect
`JDTLS_HOME`	No	JDT.LS installation directory	Auto-detect
`JONS_MCP_JAVA_WORKSPACE`	No	Root workspace for Java projects	Current directory

Features and capabilities supported by this server

Capability	Details
`tools`	{ "listChanged": true }
`logging`	{}
`prompts`	{ "listChanged": false }
`resources`	{ "subscribe": false, "listChanged": false }
`extensions`	{ "io.modelcontextprotocol/ui": {} }
`experimental`	{}

Functions exposed to the LLM to take actions

Name	Description
diagnosticsC	Get fresh diagnostics for one Java file.
restart_serverA	Stop JDT.LS server(s) and clear runtime state. Servers restart lazily on the next file-backed tool call.
symbol_infoC	Get hover information for a symbol at the given position.
definitionC	Navigate to the definition of a symbol at the given position.
referencesC	Find all references to the symbol at the given position.
implementationB	Find implementations of an interface or abstract method.
type_definitionC	Navigate to the type definition of a symbol at the given position.
preview_renameC	Preview a symbol rename across the project without writing files.
document_symbolsC	Get all symbols defined in a Java file.
workspace_symbolsD	Search for symbols in an initialized project workspace.

Interactive templates invoked by user choice

Name	Description
No prompts

Contextual data attached and managed by the client

Name	Description
No resources

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