Package dev.langchain4j.model.bedrock.internal

Class AbstractSharedBedrockChatModel

java.lang.Object

dev.langchain4j.model.bedrock.internal.AbstractSharedBedrockChatModel

Direct Known Subclasses:

AbstractBedrockChatModel, AbstractBedrockStreamingChatModel

public abstract class AbstractSharedBedrockChatModel
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
protected final String	anthropicVersion
protected static final String	ASSISTANT_PROMPT
protected final String	assistantPrompt
protected final software.amazon.awssdk.auth.credentials.AwsCredentialsProvider	credentialsProvider
protected static final String	DEFAULT_ANTHROPIC_VERSION
protected static final String	HUMAN_PROMPT
protected final String	humanPrompt
protected final Integer	maxRetries
protected final int	maxTokens
protected final software.amazon.awssdk.regions.Region	region
protected final String[]	stopSequences
protected final double	temperature
protected final int	topK
protected final float	topP

Constructor Summary

Constructors

Constructor	Description
AbstractSharedBedrockChatModel()

Method Summary

Modifier and Type	Method	Description
protected String	chatMessageToString(dev.langchain4j.data.message.ChatMessage message)	Convert chat message to string
protected String	convertMessagesToAwsBody(List<dev.langchain4j.data.message.ChatMessage> messages)
protected abstract String	getModelId()	Get model id
protected Map<String,Object>	getRequestParameters(String prompt)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

HUMAN_PROMPT

protected static final String HUMAN_PROMPT

See Also:

• Constant Field Values

ASSISTANT_PROMPT

protected static final String ASSISTANT_PROMPT

See Also:

• Constant Field Values

DEFAULT_ANTHROPIC_VERSION

protected static final String DEFAULT_ANTHROPIC_VERSION

See Also:

• Constant Field Values

humanPrompt

protected final String humanPrompt

See Also:

• Constant Field Values

assistantPrompt

protected final String assistantPrompt

See Also:

• Constant Field Values

maxRetries

protected final Integer maxRetries

region

protected final software.amazon.awssdk.regions.Region region

credentialsProvider

protected final software.amazon.awssdk.auth.credentials.AwsCredentialsProvider credentialsProvider

maxTokens

protected final int maxTokens

See Also:

• Constant Field Values

temperature

protected final double temperature

See Also:

• Constant Field Values

topP

protected final float topP

See Also:

• Constant Field Values

stopSequences

protected final String[] stopSequences

topK

protected final int topK

See Also:

• Constant Field Values

anthropicVersion

protected final String anthropicVersion

See Also:

• Constant Field Values

Constructor Details

AbstractSharedBedrockChatModel

public AbstractSharedBedrockChatModel()

Method Details

chatMessageToString

protected String chatMessageToString(dev.langchain4j.data.message.ChatMessage message)

Convert chat message to string

Parameters:

message - chat message

Returns:

string

convertMessagesToAwsBody

protected String convertMessagesToAwsBody(List<dev.langchain4j.data.message.ChatMessage> messages)

getRequestParameters

protected Map<String,Object> getRequestParameters(String prompt)

getModelId

protected abstract String getModelId()

Get model id

Returns:

model id