spring-graphql RSocketGraphQlRequest 源码
spring-graphql RSocketGraphQlRequest 代码
文件路径：/spring-graphql/src/main/java/org/springframework/graphql/server/RSocketGraphQlRequest.java
/*
* Copyright 2020-2022 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.graphql.server;
import java.util.Locale;
import java.util.Map;
import io.rsocket.exceptions.RejectedException;
import org.springframework.graphql.ExecutionGraphQlRequest;
import org.springframework.graphql.support.DefaultExecutionGraphQlRequest;
import org.springframework.lang.Nullable;
import org.springframework.util.StringUtils;
/**
* {@link org.springframework.graphql.GraphQlRequest} implementation for server
* handling over RSocket.
*
* @author Rossen Stoyanchev
* @since 1.0.0
*/
public class RSocketGraphQlRequest extends DefaultExecutionGraphQlRequest implements ExecutionGraphQlRequest {
/**
* Create an instance.
* @param body the deserialized content of the GraphQL request
* @param id an identifier for the GraphQL request
* @param locale the locale from the HTTP request, if any
*/
public RSocketGraphQlRequest(Map<String, Object> body, String id, @Nullable Locale locale) {
super(getKey("query", body), getKey("operationName", body), getKey("variables", body),
getKey("extensions", body), id, locale);
}
@SuppressWarnings("unchecked")
private static <T> T getKey(String key, Map<String, Object> body) {
if (key.equals("query") && !StringUtils.hasText((String) body.get(key))) {
throw new RejectedException("No \"query\" in the request document");
}
return (T) body.get(key);
}
}
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