001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.juneau.bean.jsonrpc;
018
019import org.apache.juneau.marshall.*;
020
021/**
022 * JSON-RPC 2.0 request envelope.
023 *
024 * <p>
025 * The {@code id} field may be a {@link String}, integral {@link Number}, or {@code null} (notification).
026 *
027 * <p>
028 * This envelope is generic JSON-RPC 2.0 and carries no {@code _meta} property: MCP-specific per-request
029 * metadata belongs under {@code params._meta}, not beside the envelope. See the {@code 2026-07-28} v2 bean
030 * package ({@code org.apache.juneau.bean.mcp.v20260728}) for the typed nested carrier.
031 */
032@Marshalled
033public class JsonRpcRequest {
034
035   private String jsonrpc;
036   private Object id;
037   private String method;
038   private Object params;
039
040   /**
041    * JSON-RPC protocol version (typically {@code "2.0"}).
042    *
043    * @return The version token, or {@code null} if not set.
044    */
045   public String getJsonrpc() {
046      return jsonrpc;
047   }
048
049   /**
050    * Sets the JSON-RPC protocol version.
051    *
052    * @param value The new value.  Can be <jk>null</jk> to unset the property.
053    * @return This object (for method chaining).
054    */
055   public JsonRpcRequest setJsonrpc(String value) {
056      jsonrpc = value;
057      return this;
058   }
059
060   /**
061    * Request identifier (string, integer, or {@code null} for notifications).
062    *
063    * @return The id, or {@code null} if not set.
064    */
065   public Object getId() {
066      return id;
067   }
068
069   /**
070    * Sets the request id.
071    *
072    * @param value The new value.  Can be <jk>null</jk> to unset the property.
073    * @return This object (for method chaining).
074    */
075   public JsonRpcRequest setId(Object value) {
076      id = value;
077      return this;
078   }
079
080   /**
081    * JSON-RPC method name (for example {@code "tools/list"}).
082    *
083    * @return The method, or {@code null} if not set.
084    */
085   public String getMethod() {
086      return method;
087   }
088
089   /**
090    * Sets the JSON-RPC method name.
091    *
092    * @param value The new value.  Can be <jk>null</jk> to unset the property.
093    * @return This object (for method chaining).
094    */
095   public JsonRpcRequest setMethod(String value) {
096      method = value;
097      return this;
098   }
099
100   /**
101    * Method parameters (object, array, or {@code null}).
102    *
103    * @return The params payload, or {@code null} if not set.
104    */
105   public Object getParams() {
106      return params;
107   }
108
109   /**
110    * Sets method parameters.
111    *
112    * @param value The new value.  Can be <jk>null</jk> to unset the property.
113    * @return This object (for method chaining).
114    */
115   public JsonRpcRequest setParams(Object value) {
116      params = value;
117      return this;
118   }
119}