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1com.alibaba.cloud.ai.graph.agent.ReactAgent;\nimport org.springframework.ai.chat.model.ChatModel;\nimport org.springframework.beans.factory.annotation.Qualifier;\nimport org.springframework.context.annotation.Bean;\nimport org.springframework.context.annotation.Configuration;\n\n@Configuration\npublic class A2AAgentConfig {\n\n @Bean(name = "dataAnalysisAgent")\n public ReactAgent dataAnalysisAgent(@Qualifier("dashscopeChatModel") ChatModel chatModel) {\n return ReactAgent.builder()\n .name("data_analysis_agent")\n .model(chatModel)\n .description("\u4e13\u95e8\u7528\u4e8e\u6570\u636e\u5206\u6790\u548c\u7edf\u8ba1\u8ba1\u7b97\u7684\u672c\u5730\u667a\u80fd\u4f53")\n .instruction("\u4f60\u662f\u4e00\u4e2a\u4e13\u4e1a\u7684\u6570\u636e\u5206\u6790\u4e13\u5bb6\uff0c\u64c5\u957f\u5904\u7406\u5404\u7c7b\u6570\u636e\u7edf\u8ba1\u548c\u5206\u6790\u4efb\u52a1\u3002" +\n "\u4f60\u80fd\u591f\u7406\u89e3\u7528\u6237\u7684\u6570\u636e\u5206\u6790\u9700\u6c42\uff0c\u63d0\u4f9b\u51c6\u786e\u7684\u7edf\u8ba1\u8ba1\u7b97\u7ed3\u679c\u548c\u4e13\u4e1a\u7684\u5206\u6790\u5efa\u8bae\u3002")\n .outputKey("messages")\n .build();\n }\n}'}),"\n",(0,i.jsx)(n.h3,{id:"\u914d\u7f6e-a2a-server",children:"\u914d\u7f6e A2A Server"}),"\n",(0,i.jsxs)(n.p,{children:["\u5728 ",(0,i.jsx)(n.code,{children:"application.yml"})," \u4e2d\u914d\u7f6e A2A Server\uff1a"]}),"\n",(0,i.jsx)(a,{language:"yaml",title:"A2A Server \u914d\u7f6e\u793a\u4f8b",children:"spring:\nai:\n alibaba:\n a2a:\n server:\n version: 1.0.0\n card:\n name: data_analysis_agent\n description: \u4e13\u95e8\u7528\u4e8e\u6570\u636e\u5206\u6790\u548c\u7edf\u8ba1\u8ba1\u7b97\u7684\u672c\u5730\u667a\u80fd\u4f53\n provider:\n name: Spring AI Alibaba Documentation\n organization: Spring AI Alibaba"}),"\n",(0,i.jsx)(n.p,{children:"\u542f\u52a8\u5e94\u7528\u540e\uff0cA2A Server \u4f1a\u81ea\u52a8\uff1a"}),"\n",(0,i.jsxs)(n.ul,{children:["\n",(0,i.jsx)(n.li,{children:"\u6839\u636e ReactAgent Bean \u751f\u6210 AgentCard"}),"\n",(0,i.jsxs)(n.li,{children:["\u66b4\u9732 REST API \u7aef\u70b9\uff1a","\n",(0,i.jsxs)(n.ul,{children:["\n",(0,i.jsxs)(n.li,{children:[(0,i.jsx)(n.code,{children:"/.well-known/agent.json"})," - AgentCard \u5143\u6570\u636e"]}),"\n",(0,i.jsxs)(n.li,{children:[(0,i.jsx)(n.code,{children:"/a2a/message"})," - Agent \u8c03\u7528\u7aef\u70b9"]}),"\n"]}),"\n"]}),"\n"]}),"\n",(0,i.jsx)(n.h2,{id:"\u8c03\u7528-a2a-\u8fdc\u7a0b\u667a\u80fd\u4f53",children:"\u8c03\u7528 A2A \u8fdc\u7a0b\u667a\u80fd\u4f53"}),"\n",(0,i.jsx)(n.h3,{id:"\u4f7f\u7528-agentcardprovider-\u53d1\u73b0-agent",children:"\u4f7f\u7528 AgentCardProvider \u53d1\u73b0 Agent"}),"\n",(0,i.jsxs)(n.p,{children:["Spring AI Alibaba \u652f\u6301\u901a\u8fc7 ",(0,i.jsx)(n.code,{children:"AgentCardProvider"})," \u4ece\u6ce8\u518c\u4e2d\u5fc3\uff08\u5982 Nacos\uff09\u53d1\u73b0\u8fdc\u7a0b Agent\u3002"]}),"\n",(0,i.jsx)(a,{language:"java",title:"\u4f7f\u7528 AgentCardProvider \u53d1\u73b0\u5e76\u8c03\u7528\u8fdc\u7a0b Agent",sourceUrl:"https://github.com/alibaba/spring-ai-alibaba/tree/main/examples/documentation/src/main/java/com/alibaba/cloud/ai/examples/documentation/framework/advanced/A2AExample.java",children:'import com.alibaba.cloud.ai.graph.agent.a2a.A2aRemoteAgent;\nimport com.alibaba.cloud.ai.graph.agent.a2a.AgentCardProvider;\nimport com.alibaba.cloud.ai.graph.OverAllState;\nimport org.springframework.beans.factory.annotation.Autowired;\nimport org.springframework.stereotype.Component;\n\nimport java.util.Optional;\n\n@Component\npublic class A2AExample {\n\n private final AgentCardProvider agentCardProvider;\n\n @Autowired\n public A2AExample(AgentCardProvider agentCardProvider) {\n this.agentCardProvider = agentCardProvider;\n }\n\n public void callRemoteAgent() {\n // \u901a\u8fc7 AgentCardProvider \u4ece\u6ce8\u518c\u4e2d\u5fc3\u53d1\u73b0 Agent\n A2aRemoteAgent remote = A2aRemoteAgent.builder()\n .name("data_analysis_agent")\n .agentCardProvider(agentCardProvider) // \u4ece Nacos \u81ea\u52a8\u83b7\u53d6 AgentCard\n .description("\u6570\u636e\u5206\u6790\u8fdc\u7a0b\u4ee3\u74
106")\n .build();\n\n // \u8fdc\u7a0b\u8c03\u7528\n Optional<OverAllState> result = remote.invoke("\u8bf7\u6839\u636e\u5b63\u5ea6\u6570\u636e\u7ed9\u51fa\u540c\u6bd4\u4e0e\u73af\u6bd4\u5206\u6790\u6982\u8981\u3002");\n \n result.ifPresent(state -> {\n System.out.println("\u8c03\u7528\u6210\u529f: " + state.value("output"));\n });\n }\n}'}),"\n",(0,i.jsx)(n.h2,{id:"\u57fa\u4e8e-nacos-\u7684-a2a-registry",children:"\u57fa\u4e8e Nacos \u7684 A2A Registry"}),"\n",(0,i.jsx)(n.p,{children:"Nacos3 \u6700\u65b0\u7248\u672c\u63d0\u4f9b\u4e86 A2A AgentCard \u6a21\u578b\u7684\u5b58\u50a8\u4e0e\u63a8\u9001\u652f\u6301\uff0c\u56e0\u6b64\u53ef\u4ee5\u4f5c\u4e3a A2A Registry \u5b9e\u73b0\u3002Spring AI Alibaba \u901a\u8fc7\u4e0e Nacos A2A Registry \u96c6\u6210\uff0c\u53ef\u4ee5\u5b9e\u73b0\uff1a"}),"\n",(0,i.jsxs)(n.ol,{children:["\n",(0,i.jsx)(n.li,{children:(0,i.jsx)(n.strong,{children:"A2A Server AgentCard \u81ea\u52a8\u6ce8\u518c\u5230 Nacos A2A Registry"})}),"\n",(0,i.jsx)(n.li,{children:(0,i.jsx)(n.strong,{children:"A2a Client \u81ea\u52a8\u8ba2\u9605\u53d1\u73b0\u53ef\u7528 AgentCard\uff0c\u5b9e\u73b0 AgentCard \u8c03\u7528\u7684\u8d1f\u8f7d\u5747\u8861"})}),"\n"]}),"\n",(0,i.jsx)(n.h3,{id:"\u914d\u7f6e-nacos-registry-\u548c-discovery",children:"\u914d\u7f6e Nacos Registry \u548c Discovery"}),"\n",(0,i.jsx)(a,{language:"yaml",title:"Nacos A2A \u914d\u7f6e\u793a\u4f8b",children:"spring:\nai:\n alibaba:\n a2a:\n nacos:\n server-addr: 127.0.0.1:8848\n username: nacos\n password: nacos\n discovery:\n enabled: true # \u542f\u7528\u670d\u52a1\u53d1\u73b0\uff08\u67e5\u8be2\u5176\u4ed6 Agent\uff09\n registry:\n enabled: true # \u542f\u7528\u670d\u52a1\u6ce8\u518c\uff08\u6ce8\u518c\u672c\u5730 Agent\uff09\n server:\n version: 1.0.0\n card:\n name: data_analysis_agent\n description: \u4e13\u95e8\u7528\u4e8e\u6570\u636e\u5206\u6790\u548c\u7edf\u8ba1\u8ba1\u7b97\u7684\u672c\u5730\u667a\u80fd\u4f53\n provider:\n name: Spring AI Alibaba Documentation\n organization: Spring AI Alibaba"}),"\n",(0,i.jsxs)(n.p,{children:[(0,i.jsx)(n.strong,{children:"\u91cd\u8981\u914d\u7f6e\u8bf4\u660e"}),"\uff1a"]}),"\n",(0,i.jsxs)(n.ul,{children:["\n",(0,i.jsxs)(n.li,{children:[(0,i.jsx)(n.code,{children:"registry.enabled: true"})," - \u5fc5\u987b\u542f\u7528\u624d\u80fd\u5c06 Agent \u6ce8\u518c\u5230 Nacos\uff08\u670d\u52a1\u63d0\u4f9b\u8005\uff09"]}),"\n",(0,i.jsxs)(n.li,{children:[(0,i.jsx)(n.code,{children:"discovery.enabled: true"})," - \u542f\u7528\u540e\u624d\u80fd\u901a\u8fc7 AgentCardProvider \u53d1\u73b0\u5176\u4ed6 Agent\uff08\u670d\u52a1\u6d88\u8d39\u8005\uff09"]}),"\n",(0,i.jsxs)(n.li,{children:[(0,i.jsx)(n.code,{children:"server.card.name"})," - \u5fc5\u987b\u4e0e ReactAgent Bean \u7684 ",(0,i.jsx)(n.code,{children:"name"})," \u4e00\u81f4"]}),"\n"]}),"\n",(0,i.jsx)(n.h3,{id:"\u5b8c\u6574\u793a\u4f8b",children:"\u5b8c\u6574\u793a\u4f8b"}),"\n",(0,i.jsx)(a,{language:"java",title:"A2A \u4e00\u4f53\u5316\u793a\u4f8b\uff1a\u6ce8\u518c -> \u53d1\u73b0 -> \u8c03\u7528",sourceUrl:"https://github.com/alibaba/spring-ai-alibaba/tree/main/examples/documentation/src/main/java/com/alibaba/cloud/ai/examples/documentation/framework/advanced/A2AExample.java",children:'import com.alibaba.cloud.ai.graph.agent.ReactAgent;\nimport com.alibaba.cloud.ai.graph.agent.a2a.A2aRemoteAgent;\nimport com.alibaba.cloud.ai.graph.agent.a2a.AgentCardProvider;\nimport com.alibaba.cloud.ai.graph.OverAllState;\nimport org.springframework.ai.chat.model.ChatModel;\nimport org.springframework.beans.factory.annotation.Autowired;\nimport org.springframework.beans.factory.annotation.Qualifier;\nimport org.springframework.stereotype.Component;\n\nimport java.util.Optional;\n\n@Component\npublic class A2AExample {\n\n private final ChatModel chatModel;\n private final AgentCardProvider agentCardProvider;\n private final ReactAgent localDataAnalysisAgent;\n\n @Autowired\n public A2AExample(@Qualifier("dashscopeChatModel") ChatModel chatModel,\n AgentCardProvider agentCardProvider,\n @Qualifier("dataAnalysisAgent") ReactAgent localDataAnalysisAgent) {\n this.chatModel = chatModel;\n this.agentCardProvider = agentCardProvider;\n this.localDataAnalysisAgent = localDataAnalysisAgent;\n }
1\n\n public void runDemo() {\n // 1. \u672c\u5730\u76f4\u8fde\uff1a\u9a8c\u8bc1\u672c\u5730\u6ce8\u518c\u7684 ReactAgent \u53ef\u7528\n Optional<OverAllState> localResult = localDataAnalysisAgent.invoke(\n "\u8bf7\u5bf9\u4e0a\u6708\u9500\u552e\u6570\u636e\u8fdb\u884c\u8d8b\u52bf\u5206\u6790\uff0c\u5e76\u7ed9\u51fa\u5173\u952e\u7ed3\u8bba\u3002"\n );\n localResult.ifPresent(state -> {\n System.out.println("\u672c\u5730\u8c03\u7528\u6210\u529f");\n });\n\n // 2. \u53d1\u73b0\uff1a\u901a\u8fc7 AgentCardProvider \u4ece\u6ce8\u518c\u4e2d\u5fc3\u83b7\u53d6\u8be5 Agent \u7684 AgentCard\n A2aRemoteAgent remote = A2aRemoteAgent.builder()\n .name("data_analysis_agent")\n .agentCardProvider(agentCardProvider) // \u4ece Nacos \u81ea\u52a8\u83b7\u53d6 AgentCard\n .description("\u6570\u636e\u5206\u6790\u8fdc\u7a0b\u4ee3\u7406")\n .build();\n\n // 3. \u8fdc\u7a0b\u8c03\u7528\uff1a\u901a\u8fc7 A2aRemoteAgent \u8c03\u7528\n Optional<OverAllState> remoteResult = remote.invoke(\n "\u8bf7\u6839\u636e\u5b63\u5ea6\u6570\u636e\u7ed9\u51fa\u540c\u6bd4\u4e0e\u73af\u6bd4\u5206\u6790\u6982\u8981\u3002"\n );\n remoteResult.ifPresent(state -> {\n System.out.println("\u8fdc\u7a0b\u8c03\u7528\u6210\u529f");\n });\n }\n}'}),"\n",(0,i.jsx)(n.h2,{id:"\u9a8c\u8bc1\u548c\u6d4b\u8bd5",children:"\u9a8c\u8bc1\u548c\u6d4b\u8bd5"}),"\n",(0,i.jsx)(n.h3,{id:"\u9a8c\u8bc1\u672c\u5730-agentcard",children:"\u9a8c\u8bc1\u672c\u5730 AgentCard"}),"\n",(0,i.jsx)(n.pre,{children:(0,i.jsx)(n.code,{className:"language-bash",children:"curl http://localhost:8080/.well-known/agent.json\n"})}),"\n",(0,i.jsx)(n.h3,{id:"\u9a8c\u8bc1-nacos-\u6ce8\u518c",children:"\u9a8c\u8bc1 Nacos \u6ce8\u518c"}),"\n",(0,i.jsxs)(n.ol,{children:["\n",(0,i.jsxs)(n.li,{children:["\u6253\u5f00 Nacos \u63a7\u5236\u53f0\uff1a",(0,i.jsx)(n.a,{href:"http://localhost:8848/nacos",children:"http://localhost:8848/nacos"})]}),"\n",(0,i.jsx)(n.li,{children:"\u767b\u5f55\uff08nacos/nacos\uff09"}),"\n",(0,i.jsx)(n.li,{children:"\u67e5\u770b A2A \u670d\u52a1\u6ce8\u518c\u7ef4\u5ea6\uff0c\u5e94\u8be5\u80fd\u770b\u5230\u6ce8\u518c\u7684 Agent"}),"\n"]}),"\n",(0,i.jsx)(n.h3,{id:"\u6ce8\u518c\u4e0e\u53d1\u73b0\u7684\u533a\u522b",children:"\u6ce8\u518c\u4e0e\u53d1\u73b0\u7684\u533a\u522b"}),"\n",(0,i.jsxs)(n.table,{children:[(0,i.jsx)(n.thead,{children:(0,i.jsxs)(n.tr,{children:[(0,i.jsx)(n.th,{children:"\u529f\u80fd"}),(0,i.jsx)(n.th,{children:"\u914d\u7f6e\u9879"}),(0,i.jsx)(n.th,{children:"\u4f5c\u7528"}),(0,i.jsx)(n.th,{children:"\u89d2\u8272"})]})}),(0,i.jsxs)(n.tbody,{children:[(0,i.jsxs)(n.tr,{children:[(0,i.jsx)(n.td,{children:(0,i.jsx)(n.strong,{children:"Registry\uff08\u6ce8\u518c\uff09"})}),(0,i.jsx)(n.td,{children:(0,i.jsx)(n.code,{children:"registry.enabled: true"})}),(0,i.jsx)(n.td,{children:"\u5c06\u672c\u5730 Agent \u6ce8\u518c\u5230 Nacos"}),(0,i.jsx)(n.td,{children:"\u670d\u52a1\u63d0\u4f9b\u8005"})]}),(0,i.jsxs)(n.tr,{children:[(0,i.jsx)(n.td,{children:(0,i.jsx)(n.strong,{children:"Discovery\uff08\u53d1\u73b0\uff09"})}),(0,i.jsx)(n.td,{children:(0,i.jsx)(n.code,{children:"discovery.enabled: true"})}),(0,i.jsx)(n.td,{children:"\u4ece Nacos \u67e5\u8be2\u5176\u4ed6 Agent"}),(0,i.jsx)(n.td,{children:"\u670d\u52a1\u6d88\u8d39\u8005"})]})]})]}),"\n",(0,i.jsx)(n.p,{children:"\u4e24\u8005\u53ef\u72ec\u7acb\u914d\u7f6e\uff0c\u4e5f\u53ef\u540c\u65f6\u542f\u7528\u3002\u5f53\u540c\u65f6\u542f\u7528\u65f6\uff1a"}),"\n",(0,i.jsxs)(n.ul,{children:["\n",(0,i.jsxs)(n.li,{children:["\u4f5c\u4e3a",(0,i.jsx)(n.strong,{children:"\u63d0\u4f9b\u8005"}),"\uff1a\u6ce8\u518c\u672c\u5730 Agent \u5230 Nacos"]}),"\n",(0,i.jsxs)(n.li,{children:["\u4f5c\u4e3a",(0,i.jsx)(n.strong,{children:"\u6d88\u8d39\u8005"}),"\uff1a\u53ef\u53d1\u73b0\u5e76\u8c03\u7528\u5176\u4ed6\u5df2\u6ce8\u518c\u7684 Agent\uff08\u5305\u62ec\u81ea\u5df1\uff09"]}),"\n"]}),"\n",(0,i.jsx)(n.h2,{id:"\u6ce8\u610f\u4e8b\u9879",children:"\u6ce8\u610f\u4e8b\u9879"}),"\n",(0,i.jsxs)(n.ol,{children:["\n",(0,i.jsxs)(n.li,{children:["\n",(0,i.jsxs)(n.p,{children:[(0,i.jsx)(n.strong,{children:"\u4f9d\u8d56\u8981\u6c42"}),"\uff1a"]}),"\n",(0,i.jsxs)(n.ul,{children:["\n",(0,i.jsxs)(n.li,{children:["\u9700\u8981\u6dfb\u52a0 ",(0,i.jsx)(n.code,{children:"spring-ai-alibaba-starter-
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Line numbers count LF bytes from the start of the resource, as the search results do. Vendor segments are library code the classifier recognised; they are stored but not indexed. Bytes are shown as Latin1 characters, one per byte.