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io.swagger.codegen.languages.KotlinClientCodegen Maven / Gradle / Ivy
package io.swagger.codegen.languages;
import io.swagger.codegen.*;
import io.swagger.models.properties.ArrayProperty;
import io.swagger.models.properties.MapProperty;
import io.swagger.models.properties.Property;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.File;
import java.util.Arrays;
import java.util.HashMap;
import java.util.HashSet;
public class KotlinClientCodegen extends DefaultCodegen implements CodegenConfig {
static Logger LOGGER = LoggerFactory.getLogger(KotlinClientCodegen.class);
protected String groupId = "io.swagger";
protected String artifactId = "kotlin-client";
protected String artifactVersion = "1.0.0";
protected String sourceFolder = "src/main/kotlin";
protected String packageName = "io.swagger.client";
protected String apiDocPath = "docs/";
protected String modelDocPath = "docs/";
/**
* Constructs an instance of `KotlinClientCodegen`.
*/
public KotlinClientCodegen() {
super();
outputFolder = "generated-code" + File.separator + "kotlin-client";
modelTemplateFiles.put("model.mustache", ".kt");
apiTemplateFiles.put("api.mustache", ".kt");
modelDocTemplateFiles.put("model_doc.mustache", ".md");
apiDocTemplateFiles.put("api_doc.mustache", ".md");
embeddedTemplateDir = templateDir = "kotlin-client";
apiPackage = packageName + ".apis";
modelPackage = packageName + ".models";
languageSpecificPrimitives = new HashSet(Arrays.asList(
"kotlin.Byte",
"kotlin.Short",
"kotlin.Int",
"kotlin.Long",
"kotlin.Float",
"kotlin.Double",
"kotlin.Boolean",
"kotlin.Char",
"kotlin.String",
"kotlin.Array",
"kotlin.collections.List",
"kotlin.collections.Map",
"kotlin.collections.Set"
));
// this includes hard reserved words defined by https://github.com/JetBrains/kotlin/blob/master/core/descriptors/src/org/jetbrains/kotlin/renderer/KeywordStringsGenerated.java
// as well as select soft (contextual) keywords
reservedWords = new HashSet(Arrays.asList(
"abstract",
"as",
"break",
"case",
"catch",
"class",
"continue",
"do",
"else",
"false",
"final",
"finally",
"for",
"fun",
"if",
"in",
"interface",
"is",
"it",
"lazy",
"null",
"object",
"override",
"package",
"private",
"protected",
"public",
"return",
"sealed",
"super",
"this",
"throw",
"true",
"try",
"typealias",
"typeof",
"val",
"var",
"when",
"while"
));
defaultIncludes = new HashSet(Arrays.asList(
"kotlin.Byte",
"kotlin.Short",
"kotlin.Int",
"kotlin.Long",
"kotlin.Float",
"kotlin.Double",
"kotlin.Boolean",
"kotlin.Char",
"kotlin.Array",
"kotlin.collections.List",
"kotlin.collections.Set",
"kotlin.collections.Map"
));
typeMapping = new HashMap();
typeMapping.put("string", "kotlin.String");
typeMapping.put("boolean", "kotlin.Boolean");
typeMapping.put("integer", "kotlin.Int");
typeMapping.put("float", "kotlin.Float");
typeMapping.put("long", "kotlin.Long");
typeMapping.put("double", "kotlin.Double");
typeMapping.put("number", "java.math.BigDecimal");
typeMapping.put("date-time", "java.time.LocalDateTime");
typeMapping.put("date", "java.time.LocalDateTime");
typeMapping.put("file", "java.io.File");
typeMapping.put("array", "kotlin.Array");
typeMapping.put("list", "kotlin.Array");
typeMapping.put("map", "kotlin.collections.Map");
typeMapping.put("object", "kotlin.Any");
typeMapping.put("binary", "kotlin.Array");
typeMapping.put("Date", "java.time.LocalDateTime");
typeMapping.put("DateTime", "java.time.LocalDateTime");
instantiationTypes.put("array", "arrayOf");
instantiationTypes.put("list", "arrayOf");
instantiationTypes.put("map", "mapOf");
importMapping = new HashMap();
importMapping.put("BigDecimal", "java.math.BigDecimal");
importMapping.put("UUID", "java.util.UUID");
importMapping.put("File", "java.io.File");
importMapping.put("Date", "java.util.Date");
importMapping.put("Timestamp", "java.sql.Timestamp");
importMapping.put("DateTime", "java.time.LocalDateTime");
importMapping.put("LocalDateTime", "java.time.LocalDateTime");
importMapping.put("LocalDate", "java.time.LocalDate");
importMapping.put("LocalTime", "java.time.LocalTime");
cliOptions.clear();
cliOptions.add(new CliOption(CodegenConstants.PACKAGE_NAME, "Client package name (e.g. io.swagger).").defaultValue(this.packageName));
cliOptions.add(new CliOption(CodegenConstants.GROUP_ID, "Client package's organization (i.e. maven groupId).").defaultValue(groupId));
cliOptions.add(new CliOption(CodegenConstants.ARTIFACT_ID, "Client artifact id (name of generated jar).").defaultValue(artifactId));
cliOptions.add(new CliOption(CodegenConstants.ARTIFACT_VERSION, "Client package version.").defaultValue(artifactVersion));
}
public CodegenType getTag() {
return CodegenType.CLIENT;
}
public String getName() {
return "kotlin";
}
public String getHelp() {
return "Generates a kotlin client.";
}
public void setArtifactId(String artifactId) {
this.artifactId = artifactId;
}
public void setArtifactVersion(String artifactVersion) {
this.artifactVersion = artifactVersion;
}
public void setGroupId(String groupId) {
this.groupId = groupId;
}
public void setPackageName(String packageName) {
this.packageName = packageName;
}
public void setSourceFolder(String sourceFolder) {
this.sourceFolder = sourceFolder;
}
@Override
public void processOpts() {
super.processOpts();
if (additionalProperties.containsKey(CodegenConstants.PACKAGE_NAME)) {
this.setPackageName((String) additionalProperties.get(CodegenConstants.PACKAGE_NAME));
} else {
additionalProperties.put(CodegenConstants.PACKAGE_NAME, packageName);
}
if(additionalProperties.containsKey(CodegenConstants.ARTIFACT_ID)) {
this.setArtifactId((String) additionalProperties.get(CodegenConstants.ARTIFACT_ID));
} else {
additionalProperties.put(CodegenConstants.ARTIFACT_ID, artifactId);
}
if(additionalProperties.containsKey(CodegenConstants.GROUP_ID)) {
this.setGroupId((String) additionalProperties.get(CodegenConstants.GROUP_ID));
} else {
additionalProperties.put(CodegenConstants.GROUP_ID, groupId);
}
if(additionalProperties.containsKey(CodegenConstants.ARTIFACT_VERSION)) {
this.setArtifactVersion((String) additionalProperties.get(CodegenConstants.ARTIFACT_VERSION));
} else {
additionalProperties.put(CodegenConstants.ARTIFACT_VERSION, artifactVersion);
}
if (additionalProperties.containsKey(CodegenConstants.INVOKER_PACKAGE)) {
LOGGER.warn(CodegenConstants.INVOKER_PACKAGE + " with " + this.getName() + " generator is ignored. Use " + CodegenConstants.PACKAGE_NAME + ".");
}
if (additionalProperties.containsKey(CodegenConstants.MODEL_PACKAGE)) {
LOGGER.warn(CodegenConstants.MODEL_PACKAGE + " with " + this.getName() + " generator is ignored. Setting this value independently of " + CodegenConstants.PACKAGE_NAME + " is not currently supported.");
}
if (additionalProperties.containsKey(CodegenConstants.API_PACKAGE)) {
LOGGER.warn(CodegenConstants.API_PACKAGE + " with " + this.getName() + " generator is ignored. Setting this value independently of " + CodegenConstants.PACKAGE_NAME + " is not currently supported.");
}
additionalProperties.put(CodegenConstants.API_PACKAGE, apiPackage());
additionalProperties.put(CodegenConstants.MODEL_PACKAGE, modelPackage());
additionalProperties.put("apiDocPath", apiDocPath);
additionalProperties.put("modelDocPath", modelDocPath);
supportingFiles.add(new SupportingFile("README.mustache", "", "README.md"));
supportingFiles.add(new SupportingFile("build.gradle.mustache", "", "build.gradle"));
supportingFiles.add(new SupportingFile("settings.gradle.mustache", "", "settings.gradle"));
final String infrastructureFolder = (sourceFolder + File.separator + packageName + File.separator + "infrastructure").replace(".", "/");
supportingFiles.add(new SupportingFile("infrastructure/ApiClient.kt.mustache", infrastructureFolder, "ApiClient.kt"));
supportingFiles.add(new SupportingFile("infrastructure/ApiAbstractions.kt.mustache", infrastructureFolder, "ApiAbstractions.kt"));
supportingFiles.add(new SupportingFile("infrastructure/ApiInfrastructureResponse.kt.mustache", infrastructureFolder, "ApiInfrastructureResponse.kt"));
supportingFiles.add(new SupportingFile("infrastructure/ApplicationDelegates.kt.mustache", infrastructureFolder, "ApplicationDelegates.kt"));
supportingFiles.add(new SupportingFile("infrastructure/RequestConfig.kt.mustache", infrastructureFolder, "RequestConfig.kt"));
supportingFiles.add(new SupportingFile("infrastructure/RequestMethod.kt.mustache", infrastructureFolder, "RequestMethod.kt"));
supportingFiles.add(new SupportingFile("infrastructure/ResponseExtensions.kt.mustache", infrastructureFolder, "ResponseExtensions.kt"));
supportingFiles.add(new SupportingFile("infrastructure/Serializer.kt.mustache", infrastructureFolder, "Serializer.kt"));
supportingFiles.add(new SupportingFile("infrastructure/Errors.kt.mustache", infrastructureFolder, "Errors.kt"));
}
@Override
public String escapeUnsafeCharacters(String input) {
return input.replace("*/", "*_/").replace("/*", "/_*");
}
@Override
public String escapeQuotationMark(String input) {
// remove " to avoid code injection
return input.replace("\"", "");
}
@Override
public String apiDocFileFolder() {
return (outputFolder + "/" + apiDocPath).replace('/', File.separatorChar);
}
@Override
public String apiFileFolder() {
return outputFolder + File.separator + sourceFolder + File.separator + apiPackage().replace('.', File.separatorChar);
}
@Override
public String modelDocFileFolder() {
return (outputFolder + "/" + modelDocPath).replace('/', File.separatorChar);
}
@Override
public String modelFileFolder() {
return outputFolder + File.separator + sourceFolder + File.separator + modelPackage().replace('.', File.separatorChar);
}
@Override
public String escapeReservedWord(String name) {
return "_" + name;
}
/**
* Output the proper model name (capitalized).
* In case the name belongs to the TypeSystem it won't be renamed.
*
* @param name the name of the model
* @return capitalized model name
*/
@Override
public String toModelName(String name) {
if(!name.startsWith("kotlin.") && !name.startsWith("java.")) {
return initialCaps(modelNamePrefix + name + modelNameSuffix);
} else {
return name;
}
}
/**
* returns the swagger type for the property
*
* @param p Swagger property object
* @return string presentation of the type
**/
@Override
public String getSwaggerType(Property p) {
String swaggerType = super.getSwaggerType(p);
String type;
// This maps, for example, long -> kotlin.Long based on hashes in this type's constructor
if (typeMapping.containsKey(swaggerType)) {
type = typeMapping.get(swaggerType);
if (languageSpecificPrimitives.contains(type)) {
return toModelName(type);
}
} else {
type = swaggerType;
}
return toModelName(type);
}
/**
* Output the type declaration of the property
*
* @param p Swagger Property object
* @return a string presentation of the property type
*/
@Override
public String getTypeDeclaration(Property p) {
if (p instanceof ArrayProperty) {
ArrayProperty ap = (ArrayProperty) p;
Property inner = ap.getItems();
return getSwaggerType(p) + "<" + getTypeDeclaration(inner) + ">";
} else if (p instanceof MapProperty) {
MapProperty mp = (MapProperty) p;
Property inner = mp.getAdditionalProperties();
// Maps will be keyed only by primitive Kotlin string
return getSwaggerType(p) + "";
}
return super.getTypeDeclaration(p);
}
/**
* Check the type to see if it needs import the library/module/package
*
* @param type name of the type
* @return true if the library/module/package of the corresponding type needs to be imported
*/
@Override
protected boolean needToImport(String type) {
// provides extra protection against improperly trying to import language primitives and java types
boolean imports = !type.startsWith("kotlin.") && !type.startsWith("java.") && !defaultIncludes.contains(type) && !languageSpecificPrimitives.contains(type);
return imports;
}
/**
* Return the fully-qualified "Model" name for import
*
* @param name the name of the "Model"
* @return the fully-qualified "Model" name for import
*/
@Override
public String toModelImport(String name) {
// toModelImport is called while processing operations, but DefaultCodegen doesn't
// define imports correctly with fully qualified primitives and models as defined in this generator.
if(needToImport(name)) {
return super.toModelImport(name);
}
return name;
}
}
