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Fail if selected chat/embedding model isn't the one found on classpath #221

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merged 1 commit into from
Jan 14, 2024
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Fail if selected chat/embedding model isn't the one found on classpath #221

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14 changes: 13 additions & 1 deletion core/deployment/src/main/java/io/quarkiverse/langchain4j/deployment/BeansProcessor.java
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Original file line number Diff line number Diff line change
Expand Up @@ -139,6 +139,12 @@ private <T extends ProviderHolder> String selectProvider(
requestedBeanName));
}
if (availableProviders.size() == 1) {
// user has selected a provider, but it's not the one that is available
if (userSelectedProvider.isPresent() && !availableProviders.get(0).equals(userSelectedProvider.get())) {
throw new ConfigurationException(String.format(
"A %s bean with provider=%s was requested was requested via configuration, but the only provider found on the classpath is %s.",
requestedBeanName, userSelectedProvider.get(), availableProviders.get(0)));
}
return availableProviders.get(0);
}
// multiple providers exist, so we now need the configuration to select the proper one
Expand Down Expand Up @@ -170,10 +176,16 @@ private <T extends ProviderHolder> String selectEmbeddingModelProvider(
throw new ConfigurationException(String.format(
"A %s bean was requested, but no langchain4j providers were configured and no in-process embedding model were found on the classpath. "
+
"Consider adding an extension like 'quarkus-langchain4j-openai' or one of the in-process embedding model.",
"Consider adding an extension like 'quarkus-langchain4j-openai' or one of the in-process embedding models.",
requestedBeanName));
}
if (availableProviders.size() == 1) {
// user has selected a provider, but it's not the one that is available
if (userSelectedProvider.isPresent() && !availableProviders.get(0).equals(userSelectedProvider.get())) {
throw new ConfigurationException(String.format(
"Embedding model provider %s was requested via configuration, but the only provider found on the classpath is %s.",
userSelectedProvider.get(), availableProviders.get(0)));
}
return availableProviders.get(0);
}
// multiple providers exist, so we now need the configuration to select the proper one
Expand Down
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