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payload;\n}\n')])])]),o("p",[e._v("或在目标应用程序逻辑中显式订阅。")]),e._v(" "),o("p",[e._v("还可以将期望的响应类型配置（或通过表达式进行评估）为"),o("code",[e._v("void")]),e._v("将此网关视为出站通道适配器。然而，"),o("code",[e._v("outputChannel")]),e._v("仍然必须被配置（即使它只是一个"),o("code",[e._v("NullChannel")]),e._v("）以启动对返回的"),o("code",[e._v("Mono")]),e._v("的订阅。")]),e._v(" "),o("p",[e._v("有关示例，请参见"),o("a",{attrs:{href:"#rsocket-java-config"}},[e._v("用 Java 配置 RSocket 端点")]),e._v("如何配置"),o("code",[e._v("RSocketOutboundGateway")]),e._v("端点与下游有效载荷的交易。")]),e._v(" "),o("h3",{attrs:{id:"rsocket-名称空间支持"}},[o("a",{staticClass:"header-anchor",attrs:{href:"#rsocket-名称空间支持"}},[e._v("#")]),e._v(" RSocket 名称空间支持")]),e._v(" "),o("p",[e._v("Spring 集成提供了"),o("code",[e._v("rsocket")]),e._v("名称空间和相应的模式定义。要将其包含在配置中，请在应用程序上下文配置文件中添加以下名称空间声明：")]),e._v(" "),o("div",{staticClass:"language- extra-class"},[o("pre",{pre:!0,attrs:{class:"language-text"}},[o("code",[e._v('<?xml version="1.0" encoding="UTF-8"?>\n<beans xmlns="http://www.springframework.org/schema/beans"\n  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"\n  xmlns:int="http://www.springframework.org/schema/integration"\n  xmlns:int-rsocket="http://www.springframework.org/schema/integration/rsocket"\n  xsi:schemaLocation="\n    http://www.springframework.org/schema/beans\n    https://www.springframework.org/schema/beans/spring-beans.xsd\n    http://www.springframework.org/schema/integration\n    https://www.springframework.org/schema/integration/spring-integration.xsd\n    http://www.springframework.org/schema/integration/rsocket\n    https://www.springframework.org/schema/integration/rsocket/spring-integration-rsocket.xsd">\n    ...\n</beans>\n')])])]),o("h4",{attrs:{id:"入站"}},[o("a",{staticClass:"header-anchor",attrs:{href:"#入站"}},[e._v("#")]),e._v(" 入站")]),e._v(" "),o("p",[e._v("要用 XML 配置 Spring 集成 RSocket 入站通道适配器，需要使用来自"),o("code",[e._v("int-rsocket")]),e._v("名称空间的适当的"),o("code",[e._v("inbound-gateway")]),e._v("组件。下面的示例展示了如何配置它：")]),e._v(" "),o("div",{staticClass:"language- extra-class"},[o("pre",{pre:!0,attrs:{class:"language-text"}},[o("code",[e._v('<int-rsocket:inbound-gateway id="inboundGateway"\n                             path="testPath"\n                             interaction-models="requestStream,requestChannel"\n                             rsocket-connector="clientRSocketConnector"\n                             request-channel="requestChannel"\n                             rsocket-strategies="rsocketStrategies"\n                             request-element-type="byte[]"/>\n')])])]),o("p",[e._v("a"),o("code",[e._v("ClientRSocketConnector")]),e._v("和"),o("code",[e._v("ServerRSocketConnector")]),e._v("应配置为通用的"),o("code",[e._v("<bean>")]),e._v("定义。")]),e._v(" "),o("h4",{attrs:{id:"出站"}},[o("a",{staticClass:"header-anchor",attrs:{href:"#出站"}},[e._v("#")]),e._v(" 出站")]),e._v(" "),o("div",{staticClass:"language- extra-class"},[o("pre",{pre:!0,attrs:{class:"language-text"}},[o("code",[e._v('<int-rsocket:outbound-gateway id="outboundGateway"\n                              client-rsocket-connector="clientRSocketConnector"\n                              auto-startup="false"\n                              interaction-model="fireAndForget"\n                              route-expression="\'testRoute\'"\n                              request-channel="requestChannel"\n                              publisher-element-type="byte[]"\n                              expected-response-type="java.util.Date"\n                              metadata-expression="{\'metadata\': new org.springframework.util.MimeType(\'*\')}"/>\n')])])]),o("p",[e._v("有关所有这些 XML 属性的描述，请参见"),o("code",[e._v("spring-integration-rsocket.xsd")]),e._v("。")]),e._v(" "),o("h3",{attrs:{id:"使用-java-配置-rsocket-端点"}},[o("a",{staticClass:"header-anchor",attrs:{href:"#使用-java-配置-rsocket-端点"}},[e._v("#")]),e._v(" 使用 Java 配置 RSocket 端点")]),e._v(" "),o("p",[e._v("下面的示例展示了如何使用 Java 配置 RSocket 入站端点：")]),e._v(" "),o("div",{staticClass:"language- extra-class"},[o("pre",{pre:!0,attrs:{class:"language-text"}},[o("code",[e._v('@Bean\npublic RSocketInboundGateway rsocketInboundGatewayRequestReply() {\n    RSocketInboundGateway rsocketInboundGateway = new RSocketInboundGateway("echo");\n    rsocketInboundGateway.setRequestChannelName("requestReplyChannel");\n    return rsocketInboundGateway;\n}\n\n@Transformer(inputChannel = "requestReplyChannel")\npublic Mono<String> echoTransformation(Flux<String> payload) {\n    return payload.next().map(String::toUpperCase);\n}\n')])])]),o("p",[e._v("在此配置中，假设"),o("code",[e._v("ClientRSocketConnector")]),e._v("或"),o("code",[e._v("ServerRSocketConnector")]),e._v("具有自动检测“echo”路径上的此类端点的意义。请注意"),o("code",[e._v("@Transformer")]),e._v("签名及其对 RSocket 请求的完全反应性处理和产生反应性答复。")]),e._v(" "),o("p",[e._v("下面的示例展示了如何使用 Java DSL 配置 RSocket 入站网关：")]),e._v(" "),o("div",{staticClass:"language- extra-class"},[o("pre",{pre:!0,attrs:{class:"language-text"}},[o("code",[e._v('@Bean\npublic IntegrationFlow rsocketUpperCaseFlow() {\n    return IntegrationFlows\n        .from(RSockets.inboundGateway("/uppercase")\n                   .interactionModels(RSocketInteractionModel.requestChannel))\n        .<Flux<String>, Mono<String>>transform((flux) -> flux.next().map(String::toUpperCase))\n        .get();\n}\n')])])]),o("p",[e._v("在此配置中假定"),o("code",[e._v("ClientRSocketConnector")]),e._v("或"),o("code",[e._v("ServerRSocketConnector")]),e._v("，其含义是自动检测“/大写”路径上的此类端点，并将期望的交互模型称为“请求通道”。")]),e._v(" "),o("p",[e._v("下面的示例展示了如何使用 Java 配置 RSocket 出站网关：")]),e._v(" "),o("div",{staticClass:"language- extra-class"},[o("pre",{pre:!0,attrs:{class:"language-text"}},[o("code",[e._v('@Bean\n@ServiceActivator(inputChannel = "requestChannel", outputChannel = "replyChannel")\npublic RSocketOutboundGateway rsocketOutboundGateway() {\n    RSocketOutboundGateway rsocketOutboundGateway =\n            new RSocketOutboundGateway(\n                    new FunctionExpression<Message<?>>((m) ->\n                        m.getHeaders().get("route_header")));\n    rsocketOutboundGateway.setInteractionModelExpression(\n            new FunctionExpression<Message<?>>((m) -> m.getHeaders().get("rsocket_interaction_model")));\n    rsocketOutboundGateway.setClientRSocketConnector(clientRSocketConnector());\n    return rsocketOutboundGateway;\n}\n')])])]),o("p",[o("code",[e._v("setClientRSocketConnector()")]),e._v("仅对客户端是必需的。在服务器端，必须在请求消息中提供带有"),o("code",[e._v("RSocketRequester")]),e._v("值的"),o("code",[e._v("RSocketRequesterMethodArgumentResolver.RSOCKET_REQUESTER_HEADER")]),e._v("头。")]),e._v(" "),o("p",[e._v("下面的示例展示了如何使用 Java DSL 配置 RSocket 出站网关：")]),e._v(" "),o("div",{staticClass:"language- extra-class"},[o("pre",{pre:!0,attrs:{class:"language-text"}},[o("code",[e._v('@Bean\npublic IntegrationFlow rsocketUpperCaseRequestFlow(ClientRSocketConnector clientRSocketConnector) {\n    return IntegrationFlows\n        .from(Function.class)\n        .handle(RSockets.outboundGateway("/uppercase")\n            .interactionModel(RSocketInteractionModel.requestResponse)\n            .expectedResponseType(String.class)\n            .clientRSocketConnector(clientRSocketConnector))\n        .get();\n}\n')])])]),o("p",[e._v("参见["),o("code",[e._v("IntegrationFlow")]),e._v("作为网关]（./dsl.html#integration-flow-as-gateway）以获取更多信息，如何在上面的流的开头使用提到的"),o("code",[e._v("Function")]),e._v("接口。")])])}),[],!1,null,null,null);t.default=c.exports}}]);