    001// Copyright 2012 The Apache Software Foundation
    002//
    003// Licensed under the Apache License, Version 2.0 (the "License");
    004// you may not use this file except in compliance with the License.
    005// You may obtain a copy of the License at
    006//
    007// http://www.apache.org/licenses/LICENSE-2.0
    008//
    009// Unless required by applicable law or agreed to in writing, software
    010// distributed under the License is distributed on an "AS IS" BASIS,
    011// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    012// See the License for the specific language governing permissions and
    013// limitations under the License.
    014
    015package org.apache.tapestry5.clojure;
    016
    017import clojure.lang.Symbol;
    018import org.apache.tapestry5.ioc.annotations.UsesOrderedConfiguration;
    019
    020import java.lang.reflect.Method;
    021
    022/**
    023 * Maps a method from a service interface to a fully-qualified Clojure function name, as a Clojure
    024 * {@link clojure.lang.Symbol}. This service is itself a chain of command, to support adding or overriding
    025 * the mapping.
    026 */
    027@UsesOrderedConfiguration(MethodToFunctionSymbolMapper.class)
    028public interface MethodToFunctionSymbolMapper
    029{
    030    /**
    031     * @param namespace
    032     *         namespace for the service (from {@link Namespace} annotation)
    033     * @param method
    034     *         method for which a function name is desired.
    035     * @return Symbol for this method, or null (to drop down to next mapper)
    036     */
    037    Symbol mapMethod(String namespace, Method method);
    038}