/
Cli.java
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/
Cli.java
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package com.fern.java.client;
import com.fasterxml.jackson.databind.JsonNode;
import com.fern.generator.exec.model.config.GeneratorConfig;
import com.fern.generator.exec.model.config.GeneratorPublishConfig;
import com.fern.generator.exec.model.config.GithubOutputMode;
import com.fern.irV42.core.ObjectMappers;
import com.fern.irV42.model.auth.AuthScheme;
import com.fern.irV42.model.auth.OAuthScheme;
import com.fern.irV42.model.ir.IntermediateRepresentation;
import com.fern.java.AbstractGeneratorCli;
import com.fern.java.AbstractPoetClassNameFactory;
import com.fern.java.DefaultGeneratorExecClient;
import com.fern.java.client.generators.ApiErrorGenerator;
import com.fern.java.client.generators.ClientOptionsGenerator;
import com.fern.java.client.generators.CoreMediaTypesGenerator;
import com.fern.java.client.generators.EnvironmentGenerator;
import com.fern.java.client.generators.OAuthTokenSupplierGenerator;
import com.fern.java.client.generators.RequestOptionsGenerator;
import com.fern.java.client.generators.RetryInterceptorGenerator;
import com.fern.java.client.generators.RootClientGenerator;
import com.fern.java.client.generators.SampleAppGenerator;
import com.fern.java.client.generators.SubpackageClientGenerator;
import com.fern.java.client.generators.SuppliersGenerator;
import com.fern.java.client.generators.TestGenerator;
import com.fern.java.generators.DateTimeDeserializerGenerator;
import com.fern.java.generators.ObjectMappersGenerator;
import com.fern.java.generators.StreamGenerator;
import com.fern.java.generators.TypesGenerator;
import com.fern.java.generators.TypesGenerator.Result;
import com.fern.java.output.GeneratedJavaFile;
import com.fern.java.output.GeneratedObjectMapper;
import com.fern.java.output.GeneratedResourcesJavaFile;
import com.fern.java.output.gradle.AbstractGradleDependency;
import com.fern.java.output.gradle.GradleDependency;
import com.fern.java.output.gradle.GradleDependencyType;
import com.fern.java.output.gradle.ParsedGradleDependency;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Optional;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public final class Cli extends AbstractGeneratorCli<JavaSdkCustomConfig, JavaSdkDownloadFilesCustomConfig> {
private static final Logger log = LoggerFactory.getLogger(Cli.class);
private final List<String> subprojects = new ArrayList<>();
private final List<AbstractGradleDependency> dependencies = new ArrayList<>();
public Cli() {
this.dependencies.addAll(List.of(
ParsedGradleDependency.builder()
.type(GradleDependencyType.API)
.group("com.squareup.okhttp3")
.artifact("okhttp")
.version(ParsedGradleDependency.OKHTTP_VERSION)
.build(),
ParsedGradleDependency.builder()
.type(GradleDependencyType.API)
.group("com.fasterxml.jackson.core")
.artifact("jackson-databind")
.version(ParsedGradleDependency.JACKSON_DATABIND_VERSION)
.build(),
ParsedGradleDependency.builder()
.type(GradleDependencyType.API)
.group("com.fasterxml.jackson.datatype")
.artifact("jackson-datatype-jdk8")
.version(ParsedGradleDependency.JACKSON_JDK8_VERSION)
.build(),
ParsedGradleDependency.builder()
.type(GradleDependencyType.API)
.group("com.fasterxml.jackson.datatype")
.artifact("jackson-datatype-jsr310")
.version(ParsedGradleDependency.JACKSON_JDK8_VERSION)
.build()));
}
@Override
public void runInDownloadFilesModeHook(
DefaultGeneratorExecClient generatorExecClient,
GeneratorConfig generatorConfig,
IntermediateRepresentation ir,
JavaSdkDownloadFilesCustomConfig customConfig) {
ClientPoetClassNameFactory clientPoetClassNameFactory = new ClientPoetClassNameFactory(
customConfig.packagePrefix().map(List::of).orElseGet(Collections::emptyList));
ClientGeneratorContext context = new ClientGeneratorContext(
ir,
generatorConfig,
JavaSdkCustomConfig.builder()
.wrappedAliases(customConfig.wrappedAliases())
.clientClassName(customConfig.clientClassName())
.build(),
clientPoetClassNameFactory);
generateClient(context, ir);
}
@Override
public void runInGithubModeHook(
DefaultGeneratorExecClient generatorExecClient,
GeneratorConfig generatorConfig,
IntermediateRepresentation ir,
JavaSdkCustomConfig customConfig,
GithubOutputMode githubOutputMode) {
ClientPoetClassNameFactory clientPoetClassNameFactory = new ClientPoetClassNameFactory(
AbstractPoetClassNameFactory.getPackagePrefixWithOrgAndApiName(ir, generatorConfig.getOrganization()));
ClientGeneratorContext context =
new ClientGeneratorContext(ir, generatorConfig, customConfig, clientPoetClassNameFactory);
GeneratedRootClient generatedClientWrapper = generateClient(context, ir);
SampleAppGenerator sampleAppGenerator = new SampleAppGenerator(context, generatedClientWrapper);
sampleAppGenerator.generateFiles().forEach(this::addGeneratedFile);
subprojects.add(SampleAppGenerator.SAMPLE_APP_DIRECTORY);
dependencies.add(ParsedGradleDependency.builder()
.type(GradleDependencyType.TEST_IMPLEMENTATION)
.group("org.junit.jupiter")
.artifact("junit-jupiter-api")
.version(ParsedGradleDependency.JUNIT_DEPENDENCY)
.build());
dependencies.add(ParsedGradleDependency.builder()
.type(GradleDependencyType.TEST_IMPLEMENTATION)
.group("org.junit.jupiter")
.artifact("junit-jupiter-engine")
.version(ParsedGradleDependency.JUNIT_DEPENDENCY)
.build());
TestGenerator testGenerator = new TestGenerator(context);
this.addGeneratedFile(testGenerator.generateFile());
}
@Override
public void runInPublishModeHook(
DefaultGeneratorExecClient generatorExecClient,
GeneratorConfig generatorConfig,
IntermediateRepresentation ir,
JavaSdkCustomConfig customConfig,
GeneratorPublishConfig publishOutputMode) {
ClientPoetClassNameFactory clientPoetClassNameFactory = new ClientPoetClassNameFactory(
AbstractPoetClassNameFactory.getPackagePrefixWithOrgAndApiName(ir, generatorConfig.getOrganization()));
ClientGeneratorContext context =
new ClientGeneratorContext(ir, generatorConfig, customConfig, clientPoetClassNameFactory);
generateClient(context, ir);
}
public GeneratedRootClient generateClient(ClientGeneratorContext context, IntermediateRepresentation ir) {
// core
ObjectMappersGenerator objectMappersGenerator = new ObjectMappersGenerator(context);
GeneratedObjectMapper objectMapper = objectMappersGenerator.generateFile();
this.addGeneratedFile(objectMapper);
EnvironmentGenerator environmentGenerator = new EnvironmentGenerator(context);
GeneratedEnvironmentsClass generatedEnvironmentsClass = environmentGenerator.generateFile();
this.addGeneratedFile(generatedEnvironmentsClass);
RequestOptionsGenerator requestOptionsGenerator = new RequestOptionsGenerator(
context, context.getPoetClassNameFactory().getRequestOptionsClassName());
GeneratedJavaFile generatedRequestOptions = requestOptionsGenerator.generateFile();
this.addGeneratedFile(generatedRequestOptions);
if (!ir.getIdempotencyHeaders().isEmpty()) {
RequestOptionsGenerator idempotentRequestOptionsGenerator = new RequestOptionsGenerator(
context,
context.getPoetClassNameFactory().getIdempotentRequestOptionsClassName(),
ir.getIdempotencyHeaders());
GeneratedJavaFile generatedIdempotentRequestOptions = idempotentRequestOptionsGenerator.generateFile();
this.addGeneratedFile(generatedIdempotentRequestOptions);
}
RetryInterceptorGenerator retryInterceptorGenerator = new RetryInterceptorGenerator(context);
this.addGeneratedFile(retryInterceptorGenerator.generateFile());
ClientOptionsGenerator clientOptionsGenerator =
new ClientOptionsGenerator(context, generatedEnvironmentsClass, generatedRequestOptions);
GeneratedClientOptions generatedClientOptions = clientOptionsGenerator.generateFile();
this.addGeneratedFile(generatedClientOptions);
DateTimeDeserializerGenerator dateTimeDeserializerGenerator = new DateTimeDeserializerGenerator(context);
this.addGeneratedFile(dateTimeDeserializerGenerator.generateFile());
StreamGenerator streamGenerator = new StreamGenerator(context);
this.addGeneratedFile(streamGenerator.generateFile());
SuppliersGenerator suppliersGenerator = new SuppliersGenerator(context);
GeneratedJavaFile generatedSuppliersFile = suppliersGenerator.generateFile();
this.addGeneratedFile(generatedSuppliersFile);
ApiErrorGenerator apiErrorGenerator = new ApiErrorGenerator(context);
GeneratedJavaFile generatedErrorFile = apiErrorGenerator.generateFile();
this.addGeneratedFile(generatedErrorFile);
CoreMediaTypesGenerator mediaTypesGenerator = new CoreMediaTypesGenerator(context);
GeneratedResourcesJavaFile generatedMediaTypesFile = mediaTypesGenerator.generateFile();
this.addGeneratedFile(generatedMediaTypesFile);
// types
TypesGenerator typesGenerator = new TypesGenerator(context, false);
Result generatedTypes = typesGenerator.generateFiles();
generatedTypes.getTypes().values().forEach(this::addGeneratedFile);
generatedTypes.getInterfaces().values().forEach(this::addGeneratedFile);
Optional<OAuthScheme> maybeOAuthScheme = context.getIr().getAuth().getSchemes().stream()
.map(AuthScheme::getOauth)
.flatMap(Optional::stream)
.findFirst();
Optional<GeneratedJavaFile> generatedOAuthTokenSupplier =
maybeOAuthScheme.map(it -> new OAuthTokenSupplierGenerator(
context,
it.getConfiguration()
.getClientCredentials()
.orElseThrow(() ->
new RuntimeException("Only client credentials oAuth scheme supported")))
.generateFile());
generatedOAuthTokenSupplier.ifPresent(this::addGeneratedFile);
// subpackage clients
ir.getSubpackages().values().forEach(subpackage -> {
if (!subpackage.getHasEndpointsInTree()) {
return;
}
SubpackageClientGenerator httpServiceClientGenerator = new SubpackageClientGenerator(
subpackage,
context,
objectMapper,
context,
generatedClientOptions,
generatedSuppliersFile,
generatedEnvironmentsClass,
generatedRequestOptions,
generatedTypes.getInterfaces());
GeneratedClient generatedClient = httpServiceClientGenerator.generateFile();
this.addGeneratedFile(generatedClient);
generatedClient.wrappedRequests().forEach(this::addGeneratedFile);
});
// root client
RootClientGenerator rootClientGenerator = new RootClientGenerator(
context,
objectMapper,
context,
generatedClientOptions,
generatedSuppliersFile,
generatedEnvironmentsClass,
generatedRequestOptions,
generatedTypes.getInterfaces(),
generatedOAuthTokenSupplier);
GeneratedRootClient generatedRootClient = rootClientGenerator.generateFile();
this.addGeneratedFile(generatedRootClient);
this.addGeneratedFile(generatedRootClient.builderClass());
generatedRootClient.wrappedRequests().forEach(this::addGeneratedFile);
context.getCustomConfig().customDependencies().ifPresent(deps -> {
for (String dep : deps) {
dependencies.add(GradleDependency.of(dep));
}
});
return generatedRootClient;
}
@Override
public List<AbstractGradleDependency> getBuildGradleDependencies() {
return dependencies;
}
@Override
public List<String> getSubProjects() {
return subprojects;
}
@Override
public JavaSdkDownloadFilesCustomConfig getDownloadFilesCustomConfig(GeneratorConfig generatorConfig) {
if (generatorConfig.getCustomConfig().isPresent()) {
JsonNode node = ObjectMappers.JSON_MAPPER.valueToTree(
generatorConfig.getCustomConfig().get());
return ObjectMappers.JSON_MAPPER.convertValue(node, JavaSdkDownloadFilesCustomConfig.class);
}
return JavaSdkDownloadFilesCustomConfig.builder().build();
}
@Override
public JavaSdkCustomConfig getCustomConfig(GeneratorConfig generatorConfig) {
if (generatorConfig.getCustomConfig().isPresent()) {
JsonNode node = ObjectMappers.JSON_MAPPER.valueToTree(
generatorConfig.getCustomConfig().get());
return ObjectMappers.JSON_MAPPER.convertValue(node, JavaSdkCustomConfig.class);
}
return JavaSdkCustomConfig.builder().build();
}
public static void main(String... args) {
Cli cli = new Cli();
cli.run(args);
}
}