feat(graph): Support Agent Scope API

spring-ai-alibaba-graph-core/pom.xml

@@ -261,6 +261,12 @@
             <scope>test</scope>
         </dependency>
 
+        <dependency>
+            <groupId>org.springframework.ai</groupId>
+            <artifactId>spring-ai-openai</artifactId>
+            <scope>provided</scope>
+        </dependency>
+
     </dependencies>
 
     <reporting>

spring-ai-alibaba-graph-core/src/main/java/io/agentscope/core/ReActAgent.java

@@ -0,0 +1,133 @@
+/*
+ * Copyright 2024-2025 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 io.agentscope.core;
+
+import io.agentscope.core.memory.Memory;
+import io.agentscope.core.message.Msg;
+import io.agentscope.core.model.Model;
+import io.agentscope.core.tool.Toolkit;
+import reactor.core.publisher.Flux;
+
+import java.util.List;
+
+public class ReActAgent {
+
+	private final String name;
+
+	private final String sysPrompt;
+
+	private final Model model;
+
+	private final Toolkit toolkit;
+
+	private final Memory memory;
+
+	private final boolean parallelToolCalls;
+
+	private final int maxIters;
+
+	public ReActAgent(String name, String sysPrompt, Model model, Toolkit toolkit, Memory memory,
+			boolean parallelToolCalls, int maxIters) {
+		this.name = name;
+		this.sysPrompt = sysPrompt;
+		this.model = model;
+		this.toolkit = toolkit;
+		this.memory = memory;
+		this.parallelToolCalls = parallelToolCalls;
+		this.maxIters = maxIters;
+	}
+
+	public Flux<Msg> stream(Msg msg) {
+		return Flux.empty();
+	}
+
+	public Msg call(Msg msg) {
+		return null;
+	}
+
+	public Flux<Msg> stream(List<Msg> msg) {
+		return Flux.empty();
+	}
+
+	public Msg call(List<Msg> msg) {
+		return null;
+	}
+
+	public static Builder builder() {
+		return new Builder();
+	}
+
+	public static class Builder {
+
+		private String name;
+
+		private String sysPrompt;
+
+		private Model model;
+
+		private Toolkit toolkit;
+
+		private Memory memory;
+
+		private boolean parallelToolCalls;
+
+		private int maxIters;
+
+		private Builder() {
+		}
+
+		public Builder name(String name) {
+			this.name = name;
+			return this;
+		}
+
+		public Builder sysPrompt(String sysPrompt) {
+			this.sysPrompt = sysPrompt;
+			return this;
+		}
+
+		public Builder model(Model model) {
+			this.model = model;
+			return this;
+		}
+
+		public Builder toolkit(Toolkit toolkit) {
+			this.toolkit = toolkit;
+			return this;
+		}
+
+		public Builder memory(Memory memory) {
+			this.memory = memory;
+			return this;
+		}
+
+		public Builder parallelToolCalls(boolean parallelToolCalls) {
+			this.parallelToolCalls = parallelToolCalls;
+			return this;
+		}
+
+		public Builder maxIters(int maxIters) {
+			this.maxIters = maxIters;
+			return this;
+		}
+
+		public ReActAgent build() {
+			return new ReActAgent(name, sysPrompt, model, toolkit, memory, parallelToolCalls, maxIters);
+		}
+
+	}
+
+}

spring-ai-alibaba-graph-core/src/main/java/io/agentscope/core/memory/InMemoryMemory.java

@@ -0,0 +1,37 @@
+/*
+ * Copyright 2024-2025 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 io.agentscope.core.memory;
+
+import org.springframework.ai.chat.messages.Message;
+
+import java.util.List;
+import java.util.concurrent.CopyOnWriteArrayList;
+
+public class InMemoryMemory implements Memory {
+
+	private final List<Message> messages = new CopyOnWriteArrayList<>();
+
+	@Override
+	public void addMessage(Message message) {
+		messages.add(message);
+	}
+
+	@Override
+	public List<Message> getMessages() {
+		return List.copyOf(messages);
+	}
+
+}

spring-ai-alibaba-graph-core/src/main/java/io/agentscope/core/memory/Memory.java

@@ -0,0 +1,28 @@
+/*
+ * Copyright 2024-2025 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 io.agentscope.core.memory;
+
+import org.springframework.ai.chat.messages.Message;
+
+import java.util.List;
+
+public interface Memory {
+
+	void addMessage(Message message);
+
+	List<Message> getMessages();
+
+}

spring-ai-alibaba-graph-core/src/main/java/io/agentscope/core/message/ContentBlock.java

@@ -0,0 +1,20 @@
+/*
+ * Copyright 2024-2025 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 io.agentscope.core.message;
+
+public class ContentBlock {
+
+}

spring-ai-alibaba-graph-core/src/main/java/io/agentscope/core/message/Msg.java

@@ -0,0 +1,65 @@
+/*
+ * Copyright 2024-2025 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 io.agentscope.core.message;
+
+public class Msg {
+
+	private final String name;
+
+	private final MsgRole role;
+
+	private final ContentBlock content;
+
+	private Msg(String name, MsgRole role, ContentBlock content) {
+		this.name = name;
+		this.role = role;
+		this.content = content;
+	}
+
+	public static Builder builder() {
+		return new Builder();
+	}
+
+	public static class Builder {
+
+		private String name;
+
+		private MsgRole role;
+
+		private ContentBlock content;
+
+		public Builder name(String name) {
+			this.name = name;
+			return this;
+		}
+
+		public Builder role(MsgRole role) {
+			this.role = role;
+			return this;
+		}
+
+		public Builder content(ContentBlock content) {
+			this.content = content;
+			return this;
+		}
+
+		public Msg build() {
+			return new Msg(name, role, content);
+		}
+
+	}
+
+}

spring-ai-alibaba-graph-core/src/main/java/io/agentscope/core/message/MsgRole.java

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2024-2025 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 io.agentscope.core.message;
+
+public enum MsgRole {
+
+	USER, ASSISTANT, SYSTEM
+
+}

spring-ai-alibaba-graph-core/src/main/java/io/agentscope/core/message/TextBlock.java

@@ -0,0 +1,45 @@
+/*
+ * Copyright 2024-2025 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 io.agentscope.core.message;
+
+public class TextBlock extends ContentBlock {
+
+	private final String text;
+
+	private TextBlock(String text) {
+		this.text = text;
+	}
+
+	public static Builder builder() {
+		return new Builder();
+	}
+
+	public static class Builder {
+
+		private String text;
+
+		public Builder text(String text) {
+			this.text = text;
+			return this;
+		}
+
+		public TextBlock build() {
+			return new TextBlock(text);
+		}
+
+	}
+
+}

spring-ai-alibaba-graph-core/src/main/java/io/agentscope/core/model/Model.java

@@ -0,0 +1,24 @@
+/*
+ * Copyright 2024-2025 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 io.agentscope.core.model;
+
+import org.springframework.ai.chat.model.ChatModel;
+
+public interface Model {
+
+	ChatModel chatModel();
+
+}