Add documentation for the cache flag

apache · Nov 17, 2023 · 887c984 · 887c984
1 parent c3cdfce
commit 887c984
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/baremaps-cli/src/main/java/org/apache/baremaps/cli/map/Serve.java b/baremaps-cli/src/main/java/org/apache/baremaps/cli/map/Serve.java
@@ -54,7 +54,10 @@ public class Serve implements Callable<Integer> {
   @Mixin
   private Options options;
 
-  @Option(names = {"--cache"}, paramLabel = "CACHE", description = "The caffeine cache directive.")
+  @Option(names = {"--cache"}, paramLabel = "CACHE", description = {
+      "The caffeine specification of the cache. " +
+          "For instance, 'maximumWeight=1073741824,expireAfterAccess=1h' " +
+          "sets a 1GB cache whose entries expires after one hour."})
   private String cache = "";
 
   @Option(names = {"--tileset"}, paramLabel = "TILESET", description = "The tileset file.",