private void prepareApplication()

in server/src/main/java/com/epam/aidial/core/server/service/ApplicationService.java [425:492]
55 lines of code
17 McCabe index (conditional complexity)

    private void prepareApplication(ResourceDescriptor resource, Application application) {
        verifyApplication(resource);

        if (application.getApplicationTypeSchemaId() != null) {
            if (application.getEndpoint() != null || application.getFunction() != null) {
                throw new IllegalArgumentException("Endpoint must not be set for custom application");
            }
        } else if (application.getEndpoint() == null && application.getFunction() == null) {
            throw new IllegalArgumentException("Application endpoint or function must be provided");
        }

        application.setName(resource.getUrl());
        application.setUserRoles(null);
        application.setForwardAuthToken(false);

        if (application.getReference() == null) {
            application.setReference(ApplicationUtil.generateReference());
        }

        Application.Function function = application.getFunction();
        if (function != null) {
            if (application.getFeatures() == null) {
                application.setFeatures(new Features());
            }

            application.setEndpoint(null);
            application.getFeatures().setRateEndpoint(null);
            application.getFeatures().setTokenizeEndpoint(null);
            application.getFeatures().setTruncatePromptEndpoint(null);
            application.getFeatures().setConfigurationEndpoint(null);
            function.setAuthorBucket(resource.getBucketName());
            function.setError(null);

            if (function.getRuntime() == null) {
                throw new IllegalArgumentException("Application function runtime must be provided");
            }

            if (function.getEnv() == null) {
                function.setEnv(Map.of());
            }

            if (function.getMapping() == null) {
                throw new IllegalArgumentException("Application function mapping must be provided");
            }

            verifyMapping(function.getMapping().getChatCompletion(), true, "Application chat_completion mapping is missing/invalid");
            verifyMapping(function.getMapping().getRate(), false, "Application rate mapping is invalid");
            verifyMapping(function.getMapping().getTokenize(), false, "Application tokenize mapping is invalid");
            verifyMapping(function.getMapping().getTruncatePrompt(), false, "Application truncate_prompt mapping is invalid");
            verifyMapping(function.getMapping().getConfiguration(), false, "Application configuration mapping is invalid");

            if (function.getSourceFolder() == null) {
                throw new IllegalArgumentException("Application function source folder must be provided");
            }

            try {
                ResourceDescriptor folder = ResourceDescriptorFactory.fromAnyUrl(function.getSourceFolder(), encryptionService);

                if (!folder.isFolder() || folder.getType() != ResourceTypes.FILE || !folder.getBucketName().equals(resource.getBucketName())) {
                    throw new IllegalArgumentException();
                }

                function.setSourceFolder(folder.getUrl());
            } catch (Throwable e) {
                throw new IllegalArgumentException("Application function sources must be a valid file folder: " + function.getSourceFolder());
            }
        }
    }