001/*
002 * Copyright 2022-2026 Revetware LLC.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package com.soklet;
018
019import org.jspecify.annotations.NonNull;
020
021import javax.annotation.concurrent.ThreadSafe;
022import java.util.Optional;
023
024/**
025 * Initialization-time MCP request metadata.
026 *
027 * @author <a href="https://www.revetkn.com">Mark Allen</a>
028 */
029@ThreadSafe
030public interface McpInitializationContext {
031        /**
032         * Provides the transport request that carried the {@code initialize} call.
033         *
034         * @return the current request
035         */
036        @NonNull
037        Request getRequest();
038
039        /**
040         * Provides the negotiated MCP protocol version for this initialization flow.
041         *
042         * @return the protocol version to persist
043         */
044        @NonNull
045        String getProtocolVersion();
046
047        /**
048         * Provides the client capabilities sent during initialization.
049         *
050         * @return the client capability object
051         */
052        @NonNull
053        McpClientCapabilities getClientCapabilities();
054
055        /**
056         * Provides optional client metadata sent during initialization.
057         *
058         * @return client information, if the client supplied it
059         */
060        @NonNull
061        Optional<McpClientInfo> getClientInfo();
062
063        /**
064         * Retrieves an endpoint path parameter as a string.
065         *
066         * @param name the endpoint path parameter name
067         * @return the parameter value, if present
068         */
069        @NonNull
070        Optional<String> getEndpointPathParameter(@NonNull String name);
071
072        /**
073         * Retrieves an endpoint path parameter using a Soklet value conversion.
074         *
075         * @param name the endpoint path parameter name
076         * @param type the desired converted type
077         * @param <T> the converted type
078         * @return the converted parameter value, if present
079         */
080        @NonNull
081        <T> Optional<T> getEndpointPathParameter(@NonNull String name,
082                                                                                                                                                                 @NonNull Class<T> type);
083}