Deprecated API

Contents

• Terminally Deprecated
• Interfaces
• Classes
• Record Classes
• Methods

Terminally Deprecated Elements

Element	Description
org.bsc.langgraph4j.action.AsyncCommandAction.node_async(CommandAction<S>)	use AsyncCommandAction.command_async(CommandAction) instead. This method will be removed in a future version.
org.bsc.langgraph4j.CompileConfig.getInterruptAfter()
org.bsc.langgraph4j.CompileConfig.getInterruptBefore()
org.bsc.langgraph4j.HasMetadata.getMetadata(String)	use HasMetadata.metadata(String) instead
org.bsc.langgraph4j.serializer.Serializer.readObject(byte[])
org.bsc.langgraph4j.serializer.Serializer.writeObject(T)
org.bsc.langgraph4j.spring.ai.agentexecutor.AgentExecutorBuilder.streamingChatModel(ChatModel)
org.bsc.langgraph4j.state.StateSnapshot.getConfig()	Use StateSnapshot.config() instead.
org.bsc.langgraph4j.state.StateSnapshot.getNext()	Use StateSnapshot.next() instead.
org.bsc.langgraph4j.StateGraph.addSubgraph(String, CompiledGraph<State>)	use addNode( String, CompiledGraph<State> ) instead
org.bsc.langgraph4j.StateGraph.addSubgraph(String, StateGraph<State>)	use add( String id, StateGraph<State> ) instead
org.bsc.langgraph4j.studio.LangGraphStreamingServer	This interface is deprecated and will be removed in a future version. Use LangGraphStudioServer instead.
org.bsc.langgraph4j.studio.springboot.AbstractLangGraphStudioConfig	This class is scheduled for removal. Implement LangGraphStudioConfig directly and provide a custom implementation for the instanceMap() method to configure one or more graph instances.
org.bsc.langgraph4j.studio.springboot.LangGraphFlow
org.bsc.langgraph4j.utils.CollectionsUtils.last(List<T>)	use CollectionsUtils.lastOf(List) instead

Deprecated Interfaces

Interface	Description
org.bsc.langgraph4j.studio.LangGraphStreamingServer	This interface is deprecated and will be removed in a future version. Use LangGraphStudioServer instead.

Deprecated Classes

Class	Description
org.bsc.langgraph4j.langchain4j.generators.LLMStreamingGenerator	use StreamingChatGenerator instead
org.bsc.langgraph4j.langchain4j.serializer.jackson.JacksonMessagesStateSerializer	use LC4jJacksonStateSerializer
org.bsc.langgraph4j.studio.springboot.AbstractLangGraphStudioConfig	This class is scheduled for removal. Implement LangGraphStudioConfig directly and provide a custom implementation for the instanceMap() method to configure one or more graph instances.

Deprecated Record Classes

Record Class	Description
org.bsc.langgraph4j.langchain4j.tool.LC4jToolService.Specification	use Map.Entry<dev.langchain4j.agent.tool.ToolSpecification,dev.langchain4j.service.tool.ToolExecutor> instead
org.bsc.langgraph4j.studio.springboot.LangGraphFlow

Deprecated Methods

Method	Description
org.bsc.langgraph4j.action.AsyncCommandAction.node_async(CommandAction<S>)	use AsyncCommandAction.command_async(CommandAction) instead. This method will be removed in a future version.
org.bsc.langgraph4j.agentexecutor.AgentExecutor.Builder.toolSpecification(ToolSpecification, ToolExecutor)
org.bsc.langgraph4j.agentexecutor.AgentExecutor.Builder.toolSpecification(Object)
org.bsc.langgraph4j.agentexecutor.AgentExecutor.Builder.toolSpecification(LC4jToolService.Specification)
org.bsc.langgraph4j.CompileConfig.getInterruptAfter()
org.bsc.langgraph4j.CompileConfig.getInterruptBefore()
org.bsc.langgraph4j.GraphRepresentation.getContent()	Please use GraphRepresentation.content() instead. This method is no longer maintained and may be removed in future versions.
org.bsc.langgraph4j.GraphRepresentation.getType()	Please use GraphRepresentation.type() instead. This method is no longer maintained and may be removed in future versions.
org.bsc.langgraph4j.HasMetadata.getMetadata(String)	use HasMetadata.metadata(String) instead
org.bsc.langgraph4j.langchain4j.tool.LC4jToolService.Builder.specification(ToolSpecification, ToolExecutor)
org.bsc.langgraph4j.langchain4j.tool.LC4jToolService.Builder.specification(Object)
org.bsc.langgraph4j.langchain4j.tool.LC4jToolService.Builder.specification(LC4jToolService.Specification)
org.bsc.langgraph4j.serializer.Serializer.readObject(byte[])
org.bsc.langgraph4j.serializer.Serializer.writeObject(T)
org.bsc.langgraph4j.spring.ai.agentexecutor.AgentExecutorBuilder.streamingChatModel(ChatModel)
org.bsc.langgraph4j.state.AgentState.mergeWith(Map<String, Object>, Map<String, Channel<?>>)	use AgentState.updateState(AgentState, Map, Map)
org.bsc.langgraph4j.state.AgentState.value(String, Supplier<T>)
org.bsc.langgraph4j.state.AgentState.value(String, T)	This method is deprecated and may be removed in future versions.
org.bsc.langgraph4j.state.StateSnapshot.getConfig()	Use StateSnapshot.config() instead.
org.bsc.langgraph4j.state.StateSnapshot.getNext()	Use StateSnapshot.next() instead.
org.bsc.langgraph4j.StateGraph.addSubgraph(String, CompiledGraph<State>)	use addNode( String, CompiledGraph<State> ) instead
org.bsc.langgraph4j.StateGraph.addSubgraph(String, StateGraph<State>)	use add( String id, StateGraph<State> ) instead
org.bsc.langgraph4j.utils.CollectionsUtils.last(List<T>)	use CollectionsUtils.lastOf(List) instead
org.bsc.langgraph4j.utils.CollectionsUtils.listOf(Class<T>)