用SDK于 Java 2.x 的 Amazon Bedrock 示例 - Amazon SDK for Java 2.x
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用SDK于 Java 2.x 的 Amazon Bedrock 示例

以下代码示例向您展示了如何使用 Amazon SDK for Java 2.x 与 Amazon Bedrock 配合使用来执行操作和实现常见场景。

操作是大型程序的代码摘录,必须在上下文中运行。您可以通过操作了解如何调用单个服务函数,还可以通过函数相关场景的上下文查看操作。

每个示例都包含一个指向完整源代码的链接,您可以在其中找到有关如何在上下文中设置和运行代码的说明。

主题

操作

以下代码示例显示了如何使用GetFoundationModel

SDK适用于 Java 2.x
注意

还有更多相关信息 GitHub。查找完整示例,学习如何在 Amazon 代码示例存储库中进行设置和运行。

使用同步 Amazon Bedrock 客户端获取有关基础模型的详细信息。

/** * Get details about an Amazon Bedrock foundation model. * * @param bedrockClient The service client for accessing Amazon Bedrock. * @param modelIdentifier The model identifier. * @return An object containing the foundation model's details. */ public static FoundationModelDetails getFoundationModel(BedrockClient bedrockClient, String modelIdentifier) { try { GetFoundationModelResponse response = bedrockClient.getFoundationModel( r -> r.modelIdentifier(modelIdentifier) ); FoundationModelDetails model = response.modelDetails(); System.out.println(" Model ID: " + model.modelId()); System.out.println(" Model ARN: " + model.modelArn()); System.out.println(" Model Name: " + model.modelName()); System.out.println(" Provider Name: " + model.providerName()); System.out.println(" Lifecycle status: " + model.modelLifecycle().statusAsString()); System.out.println(" Input modalities: " + model.inputModalities()); System.out.println(" Output modalities: " + model.outputModalities()); System.out.println(" Supported customizations: " + model.customizationsSupported()); System.out.println(" Supported inference types: " + model.inferenceTypesSupported()); System.out.println(" Response streaming supported: " + model.responseStreamingSupported()); return model; } catch (ValidationException e) { throw new IllegalArgumentException(e.getMessage()); } catch (SdkException e) { System.err.println(e.getMessage()); throw new RuntimeException(e); } }

使用异步 Amazon Bedrock 客户端获取有关基础模型的详细信息。

/** * Get details about an Amazon Bedrock foundation model. * * @param bedrockClient The async service client for accessing Amazon Bedrock. * @param modelIdentifier The model identifier. * @return An object containing the foundation model's details. */ public static FoundationModelDetails getFoundationModel(BedrockAsyncClient bedrockClient, String modelIdentifier) { try { CompletableFuture<GetFoundationModelResponse> future = bedrockClient.getFoundationModel( r -> r.modelIdentifier(modelIdentifier) ); FoundationModelDetails model = future.get().modelDetails(); System.out.println(" Model ID: " + model.modelId()); System.out.println(" Model ARN: " + model.modelArn()); System.out.println(" Model Name: " + model.modelName()); System.out.println(" Provider Name: " + model.providerName()); System.out.println(" Lifecycle status: " + model.modelLifecycle().statusAsString()); System.out.println(" Input modalities: " + model.inputModalities()); System.out.println(" Output modalities: " + model.outputModalities()); System.out.println(" Supported customizations: " + model.customizationsSupported()); System.out.println(" Supported inference types: " + model.inferenceTypesSupported()); System.out.println(" Response streaming supported: " + model.responseStreamingSupported()); return model; } catch (ExecutionException e) { if (e.getMessage().contains("ValidationException")) { throw new IllegalArgumentException(e.getMessage()); } else { System.err.println(e.getMessage()); throw new RuntimeException(e); } } catch (InterruptedException e) { Thread.currentThread().interrupt(); System.err.println(e.getMessage()); throw new RuntimeException(e); } }
  • 有关API详细信息,请参阅 “Amazon SDK for Java 2.x API参考 GetFoundationModel” 中的。

以下代码示例显示了如何使用ListFoundationModels

SDK适用于 Java 2.x
注意

还有更多相关信息 GitHub。查找完整示例,学习如何在 Amazon 代码示例存储库中进行设置和运行。

使用同步 Amazon Bedrock 客户端列出可用的 Amazon Bedrock 基础模型。

/** * Lists Amazon Bedrock foundation models that you can use. * You can filter the results with the request parameters. * * @param bedrockClient The service client for accessing Amazon Bedrock. * @return A list of objects containing the foundation models' details */ public static List<FoundationModelSummary> listFoundationModels(BedrockClient bedrockClient) { try { ListFoundationModelsResponse response = bedrockClient.listFoundationModels(r -> {}); List<FoundationModelSummary> models = response.modelSummaries(); if (models.isEmpty()) { System.out.println("No available foundation models in " + region.toString()); } else { for (FoundationModelSummary model : models) { System.out.println("Model ID: " + model.modelId()); System.out.println("Provider: " + model.providerName()); System.out.println("Name: " + model.modelName()); System.out.println(); } } return models; } catch (SdkClientException e) { System.err.println(e.getMessage()); throw new RuntimeException(e); } }

使用异步 Amazon Bedrock 客户端列出可用的 Amazon Bedrock 基础模型。

/** * Lists Amazon Bedrock foundation models that you can use. * You can filter the results with the request parameters. * * @param bedrockClient The async service client for accessing Amazon Bedrock. * @return A list of objects containing the foundation models' details */ public static List<FoundationModelSummary> listFoundationModels(BedrockAsyncClient bedrockClient) { try { CompletableFuture<ListFoundationModelsResponse> future = bedrockClient.listFoundationModels(r -> {}); List<FoundationModelSummary> models = future.get().modelSummaries(); if (models.isEmpty()) { System.out.println("No available foundation models in " + region.toString()); } else { for (FoundationModelSummary model : models) { System.out.println("Model ID: " + model.modelId()); System.out.println("Provider: " + model.providerName()); System.out.println("Name: " + model.modelName()); System.out.println(); } } return models; } catch (InterruptedException e) { Thread.currentThread().interrupt(); System.err.println(e.getMessage()); throw new RuntimeException(e); } catch (ExecutionException e) { System.err.println(e.getMessage()); throw new RuntimeException(e); } }
  • 有关API详细信息,请参阅 “Amazon SDK for Java 2.x API参考 ListFoundationModels” 中的。