1 files changed, 64 insertions, 0 deletions
diff --git a/storage/mroonga/vendor/groonga/lib/mrb/scripts/command.rb b/storage/mroonga/vendor/groonga/lib/mrb/scripts/command.rb
new file mode 100644
index 00000000..26dfe68c
--- /dev/null
+++ b/storage/mroonga/vendor/groonga/lib/mrb/scripts/command.rb
@@ -0,0 +1,64 @@
+module Groonga
+  class Command
+    @@classes = {}
+    class << self
+      def register_class(name, klass)
+        @@classes[name] = klass
+      end
+
+      def find_class(name)
+        @@classes[name]
+      end
+    end
+
+    private
+    def context
+      @context ||= Context.instance
+    end
+
+    def writer
+      @writer ||= context.writer
+    end
+
+    def query_logger
+      @query_logger ||= context.query_logger
+    end
+
+    def cache_key(input)
+      nil
+    end
+
+    def cache_output(key, options={})
+      if key.nil?
+        yield
+      else
+        cache = Cache.current
+        cached_value = cache.fetch(key)
+        if cached_value
+          context.output = cached_value
+          query_logger.log(:cache, ":", "cache(#{cached_value.bytesize})")
+        else
+          yield
+          cache.update(key, context.output) if options[:update]
+        end
+      end
+    end
+
+    def run_internal(input)
+      begin
+        options = {
+          :update => (input["cache"] != "no"),
+        }
+        cache_output(cache_key(input), options) do
+          run_body(input)
+        end
+      rescue GroongaError => groonga_error
+        context.set_groonga_error(groonga_error)
+        nil
+      rescue => error
+        context.record_error(:command_error, error)
+        nil
+      end
+    end
+  end
+end