1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.googlecode.android_scripting.rpc; 18 19 import java.lang.annotation.Documented; 20 import java.lang.annotation.ElementType; 21 import java.lang.annotation.Retention; 22 import java.lang.annotation.RetentionPolicy; 23 import java.lang.annotation.Target; 24 25 /** 26 * The {@link Rpc} annotation is used to annotate server-side implementations of RPCs. It describes 27 * meta-information (currently a brief documentation of the function), and marks a function as the 28 * implementation of an RPC. 29 */ 30 @Retention(RetentionPolicy.RUNTIME) 31 @Target(ElementType.METHOD) 32 @Documented 33 public @interface Rpc { 34 /** 35 * Returns brief description of the function. Should be limited to one or two sentences. 36 */ description()37 String description(); 38 39 /** 40 * Gives a brief description of the functions return value (and the underlying data structure). 41 */ returns()42 String returns() default ""; 43 } 44