Validate every --dwc-* reference in CSS, Java, MDX, or Markdown text against the real DWC global tokens and component CSS variables. Returns the list of invalid tokens with line numbers and ranked similar-name suggestions. Run this on any generated or edited stylesheet before writing it to disk.
Risk signalsAccepts raw HTML/template content (content)
Part of the webforJ MCP Server server.
Free to start. No card required.
AI agents call styles_validate_tokens to retrieve information from webforJ MCP Server without modifying any data. This is common in research, monitoring, and reporting workflows where the agent needs context before taking action. Because read operations don't change state, they are generally safe to allow without restrictions -- but you may still want rate limits to control API costs.
Even though styles_validate_tokens only reads data, uncontrolled read access can leak sensitive information or rack up API costs. An agent caught in a retry loop could make thousands of calls per minute. A rate limit gives you a safety net without blocking legitimate use.
Read-only tools are safe to allow by default. No rate limit needed unless you want to control costs.
{
"version": "1",
"default": "deny",
"tools": {
"styles_validate_tokens": {}
}
}See the full webforJ MCP Server policy for all 9 tools.
These attack patterns abuse exactly the kind of access styles_validate_tokens gives an agent. Each links to the full case and the policy that stops it:
Other read tools across the catalogue. The same approach applies to each: allow, with a rate cap to control cost.
Validate every --dwc-* reference in CSS, Java, MDX, or Markdown text against the real DWC global tokens and component CSS variables. Returns the list of invalid tokens with line numbers and ranked similar-name suggestions. Run this on any generated or edited stylesheet before writing it to disk.. It is categorised as a Read tool in the webforJ MCP Server MCP Server, which means it retrieves data without modifying state.
Register the webforJ MCP Server MCP server in PolicyLayer and add a rule for styles_validate_tokens: 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 webforJ MCP Server. Nothing to install.
styles_validate_tokens 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 styles_validate_tokens 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 styles_validate_tokens. 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.
styles_validate_tokens is provided by the webforJ MCP Server MCP server (https://mcp.webforj.com/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 9 webforJ MCP Server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
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