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io.swagger.codegen.languages.JavaPlayFrameworkCodegen Maven / Gradle / Ivy
package io.swagger.codegen.languages;
import com.fasterxml.jackson.core.JsonProcessingException;
import io.swagger.codegen.*;
import io.swagger.codegen.languages.features.BeanValidationFeatures;
import io.swagger.models.Model;
import io.swagger.models.Swagger;
import io.swagger.util.Json;
import java.io.File;
import java.util.List;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class JavaPlayFrameworkCodegen extends AbstractJavaCodegen implements BeanValidationFeatures {
public static final String TITLE = "title";
public static final String CONFIG_PACKAGE = "configPackage";
public static final String BASE_PACKAGE = "basePackage";
public static final String CONTROLLER_ONLY = "controllerOnly";
public static final String USE_INTERFACES = "useInterfaces";
public static final String HANDLE_EXCEPTIONS = "handleExceptions";
public static final String WRAP_CALLS = "wrapCalls";
public static final String USE_SWAGGER_UI = "useSwaggerUI";
protected String title = "swagger-petstore";
protected String configPackage = "io.swagger.configuration";
protected String basePackage = "io.swagger";
protected boolean controllerOnly = false;
protected boolean useInterfaces = true;
protected boolean useBeanValidation = true;
protected boolean handleExceptions = true;
protected boolean wrapCalls = true;
protected boolean useSwaggerUI = true;
public JavaPlayFrameworkCodegen() {
super();
outputFolder = "generated-code/javaPlayFramework";
apiTestTemplateFiles.clear();
embeddedTemplateDir = templateDir = "JavaPlayFramework";
apiPackage = "controllers";
modelPackage = "apimodels";
invokerPackage = "io.swagger.api";
artifactId = "swagger-java-playframework";
projectFolder = "";
sourceFolder = projectFolder + File.separator + "app";
projectTestFolder = projectFolder + File.separator + "test";
testFolder = projectTestFolder;
additionalProperties.put(CONFIG_PACKAGE, configPackage);
additionalProperties.put(BASE_PACKAGE, basePackage);
additionalProperties.put("java8", true);
additionalProperties.put("jackson", "true");
cliOptions.add(new CliOption(TITLE, "server title name or client service name"));
cliOptions.add(new CliOption(CONFIG_PACKAGE, "configuration package for generated code"));
cliOptions.add(new CliOption(BASE_PACKAGE, "base package for generated code"));
//Custom options for this generator
cliOptions.add(createBooleanCliWithDefault(CONTROLLER_ONLY, "Whether to generate only API interface stubs without the server files.", controllerOnly));
cliOptions.add(createBooleanCliWithDefault(USE_BEANVALIDATION, "Use BeanValidation API annotations", useBeanValidation));
cliOptions.add(createBooleanCliWithDefault(USE_INTERFACES, "Makes the controllerImp implements an interface to facilitate automatic completion when updating from version x to y of your spec", useInterfaces));
cliOptions.add(createBooleanCliWithDefault(HANDLE_EXCEPTIONS, "Add a 'throw exception' to each controller function. Add also a custom error handler where you can put your custom logic", handleExceptions));
cliOptions.add(createBooleanCliWithDefault(WRAP_CALLS, "Add a wrapper to each controller function to handle things like metrics, response modification, etc..", wrapCalls));
cliOptions.add(createBooleanCliWithDefault(USE_SWAGGER_UI, "Add a route to /api which show your documentation in swagger-ui. Will also import needed dependencies", useSwaggerUI));
}
@Override
public CodegenType getTag() {
return CodegenType.SERVER;
}
@Override
public String getName() {
return "java-play-framework";
}
@Override
public String getHelp() {
return "Generates a Java Play Framework Server application.";
}
@Override
public void processOpts() {
super.processOpts();
// clear model and api doc template as this codegen
// does not support auto-generated markdown doc at the moment
//TODO: add doc templates
modelDocTemplateFiles.remove("model_doc.mustache");
apiDocTemplateFiles.remove("api_doc.mustache");
if (additionalProperties.containsKey(TITLE)) {
this.setTitle((String) additionalProperties.get(TITLE));
}
if (additionalProperties.containsKey(CONFIG_PACKAGE)) {
this.setConfigPackage((String) additionalProperties.get(CONFIG_PACKAGE));
}
if (additionalProperties.containsKey(BASE_PACKAGE)) {
this.setBasePackage((String) additionalProperties.get(BASE_PACKAGE));
}
if (additionalProperties.containsKey(CONTROLLER_ONLY)) {
this.setControllerOnly(convertPropertyToBoolean(CONTROLLER_ONLY));
}
writePropertyBack(CONTROLLER_ONLY, controllerOnly);
if (additionalProperties.containsKey(USE_BEANVALIDATION)) {
this.setUseBeanValidation(convertPropertyToBoolean(USE_BEANVALIDATION));
}
writePropertyBack(USE_BEANVALIDATION, useBeanValidation);
if (additionalProperties.containsKey(USE_INTERFACES)) {
this.setUseInterfaces(convertPropertyToBoolean(USE_INTERFACES));
}
writePropertyBack(USE_INTERFACES, useInterfaces);
if (additionalProperties.containsKey(HANDLE_EXCEPTIONS)) {
this.setHandleExceptions(convertPropertyToBoolean(HANDLE_EXCEPTIONS));
}
writePropertyBack(HANDLE_EXCEPTIONS, handleExceptions);
if (additionalProperties.containsKey(WRAP_CALLS)) {
this.setWrapCalls(convertPropertyToBoolean(WRAP_CALLS));
}
writePropertyBack(WRAP_CALLS, wrapCalls);
if (additionalProperties.containsKey(USE_SWAGGER_UI)) {
this.setUseSwaggerUI(convertPropertyToBoolean(USE_SWAGGER_UI));
}
writePropertyBack(USE_SWAGGER_UI, useSwaggerUI);
//We don't use annotation anymore
importMapping.remove("ApiModelProperty");
importMapping.remove("ApiModel");
//Root folder
supportingFiles.add(new SupportingFile("README.mustache", "", "README"));
supportingFiles.add(new SupportingFile("LICENSE.mustache", "", "LICENSE"));
supportingFiles.add(new SupportingFile("build.mustache", "", "build.sbt"));
//Project folder
supportingFiles.add(new SupportingFile("buildproperties.mustache", "project", "build.properties"));
supportingFiles.add(new SupportingFile("plugins.mustache", "project", "plugins.sbt"));
//Conf folder
supportingFiles.add(new SupportingFile("logback.mustache", "conf", "logback.xml"));
supportingFiles.add(new SupportingFile("application.mustache", "conf", "application.conf"));
supportingFiles.add(new SupportingFile("routes.mustache", "conf", "routes"));
//App/Utils folder
if (!this.controllerOnly && this.useInterfaces) {
supportingFiles.add(new SupportingFile("module.mustache", "app", "Module.java"));
}
supportingFiles.add(new SupportingFile("swaggerUtils.mustache", "app/swagger", "SwaggerUtils.java"));
if (this.handleExceptions) {
supportingFiles.add(new SupportingFile("errorHandler.mustache", "app/swagger", "ErrorHandler.java"));
}
if(this.wrapCalls) {
supportingFiles.add(new SupportingFile("apiCall.mustache", "app/swagger", "ApiCall.java"));
}
if(this.useSwaggerUI) {
//App/Controllers
supportingFiles.add(new SupportingFile("swagger.mustache", "public", "swagger.json"));
supportingFiles.add(new SupportingFile("apiDocController.mustache", String.format("app/%s", apiPackage.replace(".", File.separator)), "ApiDocController.java"));
}
//We remove the default api.mustache that is used
apiTemplateFiles.remove("api.mustache");
apiTemplateFiles.put("newApiController.mustache", "Controller.java");
if (!this.controllerOnly) {
apiTemplateFiles.put("newApi.mustache", "ControllerImp.java");
if (this.useInterfaces) {
apiTemplateFiles.put("newApiInterface.mustache", "ControllerImpInterface.java");
}
}
additionalProperties.put("javaVersion", "1.8");
additionalProperties.put("jdk8", "true");
typeMapping.put("date", "LocalDate");
typeMapping.put("DateTime", "OffsetDateTime");
importMapping.put("LocalDate", "java.time.LocalDate");
importMapping.put("OffsetDateTime", "java.time.OffsetDateTime");
importMapping.put("InputStream", "java.io.InputStream");
typeMapping.put("file", "InputStream");
}
@Override
public void postProcessModelProperty(CodegenModel model, CodegenProperty property) {
super.postProcessModelProperty(model, property);
//We don't use annotation anymore
model.imports.remove("ApiModelProperty");
model.imports.remove("ApiModel");
}
@Override
public CodegenModel fromModel(String name, Model model, Map allDefinitions) {
CodegenModel codegenModel = super.fromModel(name, model, allDefinitions);
if(codegenModel.description != null) {
codegenModel.imports.remove("ApiModel");
}
return codegenModel;
}
public void setTitle(String title) {
this.title = title;
}
public void setConfigPackage(String configPackage) {
this.configPackage = configPackage;
}
public void setBasePackage(String configPackage) {
this.basePackage = configPackage;
}
public void setControllerOnly(boolean controllerOnly) { this.controllerOnly = controllerOnly; }
public void setUseInterfaces(boolean useInterfaces) {
this.useInterfaces = useInterfaces;
}
public void setUseBeanValidation(boolean useBeanValidation) {
this.useBeanValidation = useBeanValidation;
}
public void setHandleExceptions(boolean handleExceptions) {
this.handleExceptions = handleExceptions;
}
public void setWrapCalls(boolean wrapCalls) {
this.wrapCalls = wrapCalls;
}
public void setUseSwaggerUI(boolean useSwaggerUI) {
this.useSwaggerUI = useSwaggerUI;
}
@Override
public Map postProcessOperations(Map objs) {
Map operations = (Map) objs.get("operations");
if (operations != null) {
List ops = (List) operations.get("operation");
for (CodegenOperation operation : ops) {
for (CodegenParameter param : operation.allParams) {
if (param.isFormParam && param.isFile) {
param.dataType = "Http.MultipartFormData.FilePart";
}
}
for (CodegenParameter param : operation.formParams) {
if (param.isFile) {
param.dataType = "Http.MultipartFormData.FilePart";
}
}
Pattern pathVariableMatcher = Pattern.compile("\\{([^}]+)}");
Matcher match = pathVariableMatcher.matcher(operation.path);
while (match.find()) {
String completeMatch = match.group();
String replacement = ":" + camelize(match.group(1), true);
operation.path = operation.path.replace(completeMatch, replacement);
}
if (operation.returnType != null) {
if (operation.returnType.equals("Boolean")) {
operation.vendorExtensions.put("missingReturnInfoIfNeeded", "true");
}
if (operation.returnType.equals("BigDecimal")) {
operation.vendorExtensions.put("missingReturnInfoIfNeeded", "1.0");
}
if (operation.returnType.startsWith("List")) {
String rt = operation.returnType;
int end = rt.lastIndexOf(">");
if (end > 0) {
operation.returnType = rt.substring("List<".length(), end).trim();
operation.returnTypeIsPrimitive = languageSpecificPrimitives().contains(operation.returnType) || operation.returnType == null;
operation.returnContainer = "List";
}
} else if (operation.returnType.startsWith("Map")) {
String rt = operation.returnType;
int end = rt.lastIndexOf(">");
if (end > 0) {
operation.returnType = rt.substring("Map<".length(), end).split(",")[1].trim();
operation.returnTypeIsPrimitive = languageSpecificPrimitives().contains(operation.returnType) || operation.returnType == null;
operation.returnContainer = "Map";
}
} else if (operation.returnType.startsWith("Set")) {
String rt = operation.returnType;
int end = rt.lastIndexOf(">");
if (end > 0) {
operation.returnType = rt.substring("Set<".length(), end).trim();
operation.returnTypeIsPrimitive = languageSpecificPrimitives().contains(operation.returnType) || operation.returnType == null;
operation.returnContainer = "Set";
}
}
}
}
}
return objs;
}
private CliOption createBooleanCliWithDefault(String optionName, String description, boolean defaultValue) {
CliOption defaultOption = CliOption.newBoolean(optionName, description);
defaultOption.setDefault(Boolean.toString(defaultValue));
return defaultOption;
}
@Override
public Map postProcessSupportingFileData(Map objs) {
Swagger swagger = (Swagger)objs.get("swagger");
System.out.println("swagger" + swagger.toString());
if(swagger != null) {
try {
objs.put("swagger-json", Json.pretty().writeValueAsString(swagger));
} catch (JsonProcessingException e) {
LOGGER.error(e.getMessage(), e);
}
}
return super.postProcessSupportingFileData(objs);
}
}
