/
AbstractJavaCodegen.java
1407 lines (1225 loc) · 60.5 KB
/
AbstractJavaCodegen.java
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package io.swagger.codegen.v3.generators.java;
import com.github.jknack.handlebars.Handlebars;
import io.swagger.codegen.v3.CliOption;
import io.swagger.codegen.v3.CodegenArgument;
import io.swagger.codegen.v3.CodegenConstants;
import io.swagger.codegen.v3.CodegenModel;
import io.swagger.codegen.v3.CodegenOperation;
import io.swagger.codegen.v3.CodegenParameter;
import io.swagger.codegen.v3.CodegenProperty;
import io.swagger.codegen.v3.generators.handlebars.java.JavaHelper;
import io.swagger.codegen.v3.generators.DefaultCodegenConfig;
import io.swagger.v3.oas.models.OpenAPI;
import io.swagger.v3.oas.models.Operation;
import io.swagger.v3.oas.models.PathItem;
import io.swagger.v3.oas.models.media.ArraySchema;
import io.swagger.v3.oas.models.media.IntegerSchema;
import io.swagger.v3.oas.models.media.MapSchema;
import io.swagger.v3.oas.models.media.NumberSchema;
import io.swagger.v3.oas.models.media.ObjectSchema;
import io.swagger.v3.oas.models.media.Schema;
import io.swagger.v3.oas.models.media.StringSchema;
import io.swagger.v3.oas.models.responses.ApiResponse;
import io.swagger.v3.parser.util.SchemaTypeUtil;
import org.apache.commons.lang3.BooleanUtils;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.File;
import java.util.Arrays;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.ListIterator;
import java.util.Map;
import java.util.regex.Pattern;
import static io.swagger.codegen.v3.CodegenConstants.HAS_ENUMS_EXT_NAME;
import static io.swagger.codegen.v3.CodegenConstants.IS_ENUM_EXT_NAME;
import static io.swagger.codegen.v3.generators.handlebars.ExtensionHelper.getBooleanValue;
public abstract class AbstractJavaCodegen extends DefaultCodegenConfig {
private static Logger LOGGER = LoggerFactory.getLogger(AbstractJavaCodegen.class);
public static final String FULL_JAVA_UTIL = "fullJavaUtil";
public static final String DEFAULT_LIBRARY = "<default>";
public static final String DATE_LIBRARY = "dateLibrary";
public static final String JAVA8_MODE = "java8";
public static final String WITH_XML = "withXml";
public static final String SUPPORT_JAVA6 = "supportJava6";
protected String dateLibrary = "threetenbp";
protected boolean java8Mode = false;
protected boolean withXml = false;
protected String invokerPackage = "io.swagger";
protected String groupId = "io.swagger";
protected String artifactId = "swagger-java";
protected String artifactVersion = "1.0.0";
protected String artifactUrl = "https://github.com/swagger-api/swagger-codegen";
protected String artifactDescription = "Swagger Java";
protected String developerName = "Swagger";
protected String developerEmail = "apiteam@swagger.io";
protected String developerOrganization = "Swagger";
protected String developerOrganizationUrl = "http://swagger.io";
protected String scmConnection = "scm:git:git@github.com:swagger-api/swagger-codegen.git";
protected String scmDeveloperConnection = "scm:git:git@github.com:swagger-api/swagger-codegen.git";
protected String scmUrl = "https://github.com/swagger-api/swagger-codegen";
protected String licenseName = "Unlicense";
protected String licenseUrl = "http://unlicense.org";
protected String projectFolder = "src" + File.separator + "main";
protected String projectTestFolder = "src" + File.separator + "test";
protected String sourceFolder = projectFolder + File.separator + "java";
protected String testFolder = projectTestFolder + File.separator + "java";
protected String localVariablePrefix = "";
protected boolean fullJavaUtil;
protected String javaUtilPrefix = "";
protected Boolean serializableModel = false;
protected boolean serializeBigDecimalAsString = false;
protected String apiDocPath = "docs/";
protected String modelDocPath = "docs/";
protected boolean supportJava6= false;
public AbstractJavaCodegen() {
super();
hideGenerationTimestamp = false;
supportsInheritance = true;
setReservedWordsLowerCase(
Arrays.asList(
// used as internal variables, can collide with parameter names
"localVarPath", "localVarQueryParams", "localVarCollectionQueryParams",
"localVarHeaderParams", "localVarFormParams", "localVarPostBody",
"localVarAccepts", "localVarAccept", "localVarContentTypes",
"localVarContentType", "localVarAuthNames", "localReturnType",
"ApiClient", "ApiException", "ApiResponse", "Configuration", "StringUtil",
// language reserved words
"abstract", "continue", "for", "new", "switch", "assert",
"default", "if", "package", "synchronized", "boolean", "do", "goto", "private",
"this", "break", "double", "implements", "protected", "throw", "byte", "else",
"import", "public", "throws", "case", "enum", "instanceof", "return", "transient",
"catch", "extends", "int", "short", "try", "char", "final", "interface", "static",
"void", "class", "finally", "long", "strictfp", "volatile", "const", "float",
"native", "super", "while", "null")
);
languageSpecificPrimitives = new HashSet<String>(
Arrays.asList(
"String",
"boolean",
"Boolean",
"Double",
"Integer",
"Long",
"Float",
"Object",
"byte[]")
);
instantiationTypes.put("array", "ArrayList");
instantiationTypes.put("map", "HashMap");
typeMapping.put("date", "Date");
typeMapping.put("file", "File");
typeMapping.put("binary", "File");
cliOptions.add(new CliOption(CodegenConstants.MODEL_PACKAGE, CodegenConstants.MODEL_PACKAGE_DESC));
cliOptions.add(new CliOption(CodegenConstants.API_PACKAGE, CodegenConstants.API_PACKAGE_DESC));
cliOptions.add(new CliOption(CodegenConstants.INVOKER_PACKAGE, CodegenConstants.INVOKER_PACKAGE_DESC));
cliOptions.add(new CliOption(CodegenConstants.GROUP_ID, CodegenConstants.GROUP_ID_DESC));
cliOptions.add(new CliOption(CodegenConstants.ARTIFACT_ID, CodegenConstants.ARTIFACT_ID_DESC));
cliOptions.add(new CliOption(CodegenConstants.ARTIFACT_VERSION, CodegenConstants.ARTIFACT_VERSION_DESC));
cliOptions.add(new CliOption(CodegenConstants.ARTIFACT_URL, CodegenConstants.ARTIFACT_URL_DESC));
cliOptions.add(new CliOption(CodegenConstants.ARTIFACT_DESCRIPTION, CodegenConstants.ARTIFACT_DESCRIPTION_DESC));
cliOptions.add(new CliOption(CodegenConstants.SCM_CONNECTION, CodegenConstants.SCM_CONNECTION_DESC));
cliOptions.add(new CliOption(CodegenConstants.SCM_DEVELOPER_CONNECTION, CodegenConstants.SCM_DEVELOPER_CONNECTION_DESC));
cliOptions.add(new CliOption(CodegenConstants.SCM_URL, CodegenConstants.SCM_URL_DESC));
cliOptions.add(new CliOption(CodegenConstants.DEVELOPER_NAME, CodegenConstants.DEVELOPER_NAME_DESC));
cliOptions.add(new CliOption(CodegenConstants.DEVELOPER_EMAIL, CodegenConstants.DEVELOPER_EMAIL_DESC));
cliOptions.add(new CliOption(CodegenConstants.DEVELOPER_ORGANIZATION, CodegenConstants.DEVELOPER_ORGANIZATION_DESC));
cliOptions.add(new CliOption(CodegenConstants.DEVELOPER_ORGANIZATION_URL, CodegenConstants.DEVELOPER_ORGANIZATION_URL_DESC));
cliOptions.add(new CliOption(CodegenConstants.LICENSE_NAME, CodegenConstants.LICENSE_NAME_DESC));
cliOptions.add(new CliOption(CodegenConstants.LICENSE_URL, CodegenConstants.LICENSE_URL_DESC));
cliOptions.add(new CliOption(CodegenConstants.SOURCE_FOLDER, CodegenConstants.SOURCE_FOLDER_DESC));
cliOptions.add(new CliOption(CodegenConstants.LOCAL_VARIABLE_PREFIX, CodegenConstants.LOCAL_VARIABLE_PREFIX_DESC));
cliOptions.add(CliOption.newBoolean(CodegenConstants.SERIALIZABLE_MODEL, CodegenConstants.SERIALIZABLE_MODEL_DESC));
cliOptions.add(CliOption.newBoolean(CodegenConstants.SERIALIZE_BIG_DECIMAL_AS_STRING, CodegenConstants
.SERIALIZE_BIG_DECIMAL_AS_STRING_DESC));
cliOptions.add(CliOption.newBoolean(FULL_JAVA_UTIL, "whether to use fully qualified name for classes under java.util. This option only works for Java API client"));
cliOptions.add(new CliOption(CodegenConstants.HIDE_GENERATION_TIMESTAMP, CodegenConstants.HIDE_GENERATION_TIMESTAMP_DESC));
cliOptions.add(CliOption.newBoolean(WITH_XML, "whether to include support for application/xml content type and include XML annotations in the model (works with libraries that provide support for JSON and XML)"));
cliOptions.add(CliOption.newBoolean(CodegenConstants.USE_OAS2, CodegenConstants.USE_OAS2_DESC));
CliOption dateLibrary = new CliOption(DATE_LIBRARY, "Option. Date library to use");
Map<String, String> dateOptions = new HashMap<String, String>();
dateOptions.put("java8", "Java 8 native JSR310 (preferred for jdk 1.8+) - note: this also sets \"" + JAVA8_MODE + "\" to true");
dateOptions.put("threetenbp", "Backport of JSR310 (preferred for jdk < 1.8)");
dateOptions.put("java8-localdatetime", "Java 8 using LocalDateTime (for legacy app only)");
dateOptions.put("joda", "Joda (for legacy app only)");
dateOptions.put("legacy", "Legacy java.util.Date (if you really have a good reason not to use threetenbp");
dateLibrary.setEnum(dateOptions);
cliOptions.add(dateLibrary);
CliOption java8Mode = new CliOption(JAVA8_MODE, "Option. Use Java8 classes instead of third party equivalents");
Map<String, String> java8ModeOptions = new HashMap<String, String>();
java8ModeOptions.put("true", "Use Java 8 classes such as Base64");
java8ModeOptions.put("false", "Various third party libraries as needed");
java8Mode.setEnum(java8ModeOptions);
cliOptions.add(java8Mode);
}
@Override
public void processOpts() {
if (additionalProperties.containsKey(CodegenConstants.INVOKER_PACKAGE)) {
this.setInvokerPackage((String) additionalProperties.get(CodegenConstants.INVOKER_PACKAGE));
} else if (additionalProperties.containsKey(CodegenConstants.API_PACKAGE)) {
// guess from api package
String derviedInvokerPackage = deriveInvokerPackageName((String)additionalProperties.get(CodegenConstants.API_PACKAGE));
this.additionalProperties.put(CodegenConstants.INVOKER_PACKAGE, derviedInvokerPackage);
this.setInvokerPackage((String) additionalProperties.get(CodegenConstants.INVOKER_PACKAGE));
LOGGER.info("Invoker Package Name, originally not set, is now dervied from api package name: " + derviedInvokerPackage);
} else if (additionalProperties.containsKey(CodegenConstants.MODEL_PACKAGE)) {
// guess from model package
String derviedInvokerPackage = deriveInvokerPackageName((String)additionalProperties.get(CodegenConstants.MODEL_PACKAGE));
this.additionalProperties.put(CodegenConstants.INVOKER_PACKAGE, derviedInvokerPackage);
this.setInvokerPackage((String) additionalProperties.get(CodegenConstants.INVOKER_PACKAGE));
LOGGER.info("Invoker Package Name, originally not set, is now dervied from model package name: " + derviedInvokerPackage);
} else if (StringUtils.isNotEmpty(invokerPackage)) {
// not set in additionalProperties, add value from CodegenConfig in order to use it in templates
additionalProperties.put(CodegenConstants.INVOKER_PACKAGE, invokerPackage);
}
super.processOpts();
modelTemplateFiles.put("model.mustache", ".java");
apiTemplateFiles.put("api.mustache", ".java");
apiTestTemplateFiles.put("api_test.mustache", ".java");
modelDocTemplateFiles.put("model_doc.mustache", ".md");
apiDocTemplateFiles.put("api_doc.mustache", ".md");
if (additionalProperties.containsKey(SUPPORT_JAVA6)) {
this.setSupportJava6(Boolean.valueOf(additionalProperties.get(SUPPORT_JAVA6).toString()));
}
additionalProperties.put(SUPPORT_JAVA6, supportJava6);
if (additionalProperties.containsKey(CodegenConstants.GROUP_ID)) {
this.setGroupId((String) additionalProperties.get(CodegenConstants.GROUP_ID));
} else if(StringUtils.isNotEmpty(groupId)) {
// not set in additionalProperties, add value from CodegenConfig in order to use it in templates
additionalProperties.put(CodegenConstants.GROUP_ID, groupId);
}
if (additionalProperties.containsKey(CodegenConstants.ARTIFACT_ID)) {
this.setArtifactId((String) additionalProperties.get(CodegenConstants.ARTIFACT_ID));
} else if(StringUtils.isNotEmpty(artifactId)) {
// not set in additionalProperties, add value from CodegenConfig in order to use it in templates
additionalProperties.put(CodegenConstants.ARTIFACT_ID, artifactId);
}
if (additionalProperties.containsKey(CodegenConstants.ARTIFACT_VERSION)) {
this.setArtifactVersion((String) additionalProperties.get(CodegenConstants.ARTIFACT_VERSION));
} else if(StringUtils.isNotEmpty(artifactVersion)) {
// not set in additionalProperties, add value from CodegenConfig in order to use it in templates
additionalProperties.put(CodegenConstants.ARTIFACT_VERSION, artifactVersion);
}
if (additionalProperties.containsKey(CodegenConstants.ARTIFACT_URL)) {
this.setArtifactUrl((String) additionalProperties.get(CodegenConstants.ARTIFACT_URL));
} else if(StringUtils.isNoneEmpty(artifactUrl)) {
// not set in additionalProperties, add value from CodegenConfig in order to use it in templates
additionalProperties.put(CodegenConstants.ARTIFACT_URL, artifactUrl);
}
if (additionalProperties.containsKey(CodegenConstants.ARTIFACT_DESCRIPTION)) {
this.setArtifactDescription((String) additionalProperties.get(CodegenConstants.ARTIFACT_DESCRIPTION));
} else if(StringUtils.isNoneEmpty(artifactDescription)) {
// not set in additionalProperties, add value from CodegenConfig in order to use it in templates
additionalProperties.put(CodegenConstants.ARTIFACT_DESCRIPTION, artifactDescription);
}
if (additionalProperties.containsKey(CodegenConstants.SCM_CONNECTION)) {
this.setScmConnection((String) additionalProperties.get(CodegenConstants.SCM_CONNECTION));
} else if(StringUtils.isNoneEmpty(scmConnection)) {
// not set in additionalProperties, add value from CodegenConfig in order to use it in templates
additionalProperties.put(CodegenConstants.SCM_CONNECTION, scmConnection);
}
if (additionalProperties.containsKey(CodegenConstants.SCM_DEVELOPER_CONNECTION)) {
this.setScmDeveloperConnection((String) additionalProperties.get(CodegenConstants.SCM_DEVELOPER_CONNECTION));
} else if(StringUtils.isNoneEmpty(scmDeveloperConnection)) {
// not set in additionalProperties, add value from CodegenConfig in order to use it in templates
additionalProperties.put(CodegenConstants.SCM_DEVELOPER_CONNECTION, scmDeveloperConnection);
}
if (additionalProperties.containsKey(CodegenConstants.SCM_URL)) {
this.setScmUrl((String) additionalProperties.get(CodegenConstants.SCM_URL));
} else if(StringUtils.isNoneEmpty(scmUrl)) {
// not set in additionalProperties, add value from CodegenConfig in order to use it in templates
additionalProperties.put(CodegenConstants.SCM_URL, scmUrl);
}
if (additionalProperties.containsKey(CodegenConstants.DEVELOPER_NAME)) {
this.setDeveloperName((String) additionalProperties.get(CodegenConstants.DEVELOPER_NAME));
} else if(StringUtils.isNoneEmpty(developerName)) {
// not set in additionalProperties, add value from CodegenConfig in order to use it in templates
additionalProperties.put(CodegenConstants.DEVELOPER_NAME, developerName);
}
if (additionalProperties.containsKey(CodegenConstants.DEVELOPER_EMAIL)) {
this.setDeveloperEmail((String) additionalProperties.get(CodegenConstants.DEVELOPER_EMAIL));
} else if(StringUtils.isNoneEmpty(developerEmail)) {
// not set in additionalProperties, add value from CodegenConfig in order to use it in templates
additionalProperties.put(CodegenConstants.DEVELOPER_EMAIL, developerEmail);
}
if (additionalProperties.containsKey(CodegenConstants.DEVELOPER_ORGANIZATION)) {
this.setDeveloperOrganization((String) additionalProperties.get(CodegenConstants.DEVELOPER_ORGANIZATION));
} else if(StringUtils.isNoneEmpty(developerOrganization)) {
// not set in additionalProperties, add value from CodegenConfig in order to use it in templates
additionalProperties.put(CodegenConstants.DEVELOPER_ORGANIZATION, developerOrganization);
}
if (additionalProperties.containsKey(CodegenConstants.DEVELOPER_ORGANIZATION_URL)) {
this.setDeveloperOrganizationUrl((String) additionalProperties.get(CodegenConstants.DEVELOPER_ORGANIZATION_URL));
} else if(StringUtils.isNoneEmpty(developerOrganizationUrl)) {
// not set in additionalProperties, add value from CodegenConfig in order to use it in templates
additionalProperties.put(CodegenConstants.DEVELOPER_ORGANIZATION_URL, developerOrganizationUrl);
}
if (additionalProperties.containsKey(CodegenConstants.LICENSE_NAME)) {
this.setLicenseName((String) additionalProperties.get(CodegenConstants.LICENSE_NAME));
} else if(StringUtils.isNoneEmpty(licenseName)) {
// not set in additionalProperties, add value from CodegenConfig in order to use it in templates
additionalProperties.put(CodegenConstants.LICENSE_NAME, licenseName);
}
if (additionalProperties.containsKey(CodegenConstants.LICENSE_URL)) {
this.setLicenseUrl((String) additionalProperties.get(CodegenConstants.LICENSE_URL));
} else if(StringUtils.isNoneEmpty(licenseUrl)) {
// not set in additionalProperties, add value from CodegenConfig in order to use it in templates
additionalProperties.put(CodegenConstants.LICENSE_URL, licenseUrl);
}
if (additionalProperties.containsKey(CodegenConstants.SOURCE_FOLDER)) {
this.setSourceFolder((String) additionalProperties.get(CodegenConstants.SOURCE_FOLDER));
}
if (additionalProperties.containsKey(CodegenConstants.LOCAL_VARIABLE_PREFIX)) {
this.setLocalVariablePrefix((String) additionalProperties.get(CodegenConstants.LOCAL_VARIABLE_PREFIX));
}
if (additionalProperties.containsKey(CodegenConstants.SERIALIZABLE_MODEL)) {
this.setSerializableModel(Boolean.valueOf(additionalProperties.get(CodegenConstants.SERIALIZABLE_MODEL).toString()));
}
if (additionalProperties.containsKey(CodegenConstants.LIBRARY)) {
this.setLibrary((String) additionalProperties.get(CodegenConstants.LIBRARY));
}
if(additionalProperties.containsKey(CodegenConstants.SERIALIZE_BIG_DECIMAL_AS_STRING)) {
this.setSerializeBigDecimalAsString(Boolean.valueOf(additionalProperties.get(CodegenConstants.SERIALIZE_BIG_DECIMAL_AS_STRING).toString()));
}
// need to put back serializableModel (boolean) into additionalProperties as value in additionalProperties is string
additionalProperties.put(CodegenConstants.SERIALIZABLE_MODEL, serializableModel);
if (additionalProperties.containsKey(FULL_JAVA_UTIL)) {
this.setFullJavaUtil(Boolean.valueOf(additionalProperties.get(FULL_JAVA_UTIL).toString()));
}
if (fullJavaUtil) {
javaUtilPrefix = "java.util.";
}
additionalProperties.put(FULL_JAVA_UTIL, fullJavaUtil);
additionalProperties.put("javaUtilPrefix", javaUtilPrefix);
if (additionalProperties.containsKey(WITH_XML)) {
this.setWithXml(Boolean.valueOf(additionalProperties.get(WITH_XML).toString()));
}
additionalProperties.put(WITH_XML, withXml);
// make api and model doc path available in mustache template
additionalProperties.put("apiDocPath", apiDocPath);
additionalProperties.put("modelDocPath", modelDocPath);
importMapping.put("List", "java.util.List");
if (fullJavaUtil) {
typeMapping.put("array", "java.util.List");
typeMapping.put("map", "java.util.Map");
typeMapping.put("DateTime", "java.util.Date");
typeMapping.put("UUID", "java.util.UUID");
typeMapping.remove("List");
importMapping.remove("Date");
importMapping.remove("Map");
importMapping.remove("HashMap");
importMapping.remove("Array");
importMapping.remove("ArrayList");
importMapping.remove("List");
importMapping.remove("Set");
importMapping.remove("DateTime");
importMapping.remove("UUID");
instantiationTypes.put("array", "java.util.ArrayList");
instantiationTypes.put("map", "java.util.HashMap");
}
this.sanitizeConfig();
// optional jackson mappings for BigDecimal support
importMapping.put("ToStringSerializer", "com.fasterxml.jackson.databind.ser.std.ToStringSerializer");
importMapping.put("JsonSerialize", "com.fasterxml.jackson.databind.annotation.JsonSerialize");
// imports for pojos
if (useOas2) {
importMapping.put("ApiModelProperty", "io.swagger.annotations.ApiModelProperty");
importMapping.put("ApiModel", "io.swagger.annotations.ApiModel");
} else {
importMapping.put("Schema", "io.swagger.v3.oas.annotations.media.Schema");
}
importMapping.put("JsonProperty", "com.fasterxml.jackson.annotation.JsonProperty");
importMapping.put("JsonSubTypes", "com.fasterxml.jackson.annotation.JsonSubTypes");
importMapping.put("JsonTypeInfo", "com.fasterxml.jackson.annotation.JsonTypeInfo");
importMapping.put("JsonCreator", "com.fasterxml.jackson.annotation.JsonCreator");
importMapping.put("JsonValue", "com.fasterxml.jackson.annotation.JsonValue");
importMapping.put("JsonTypeId", "com.fasterxml.jackson.annotation.JsonTypeId");
importMapping.put("SerializedName", "com.google.gson.annotations.SerializedName");
importMapping.put("TypeAdapter", "com.google.gson.TypeAdapter");
importMapping.put("JsonAdapter", "com.google.gson.annotations.JsonAdapter");
importMapping.put("JsonReader", "com.google.gson.stream.JsonReader");
importMapping.put("JsonWriter", "com.google.gson.stream.JsonWriter");
importMapping.put("IOException", "java.io.IOException");
importMapping.put("Objects", "java.util.Objects");
importMapping.put("StringUtil", invokerPackage + ".StringUtil");
// import JsonCreator if JsonProperty is imported
// used later in recursive import in postProcessingModels
importMapping.put("com.fasterxml.jackson.annotation.JsonProperty", "com.fasterxml.jackson.annotation.JsonCreator");
if(additionalProperties.containsKey(JAVA8_MODE)) {
setJava8Mode(Boolean.parseBoolean(additionalProperties.get(JAVA8_MODE).toString()));
if ( java8Mode ) {
additionalProperties.put("java8", "true");
}
}
if(additionalProperties.containsKey(WITH_XML)) {
setWithXml(Boolean.parseBoolean(additionalProperties.get(WITH_XML).toString()));
if ( withXml ) {
additionalProperties.put(WITH_XML, "true");
}
}
if (additionalProperties.containsKey(DATE_LIBRARY)) {
setDateLibrary(additionalProperties.get("dateLibrary").toString());
}
if ("threetenbp".equals(dateLibrary)) {
additionalProperties.put("threetenbp", "true");
additionalProperties.put("jsr310", "true");
typeMapping.put("date", "LocalDate");
typeMapping.put("DateTime", "OffsetDateTime");
importMapping.put("LocalDate", "org.threeten.bp.LocalDate");
importMapping.put("OffsetDateTime", "org.threeten.bp.OffsetDateTime");
} else if ("joda".equals(dateLibrary)) {
additionalProperties.put("joda", "true");
typeMapping.put("date", "LocalDate");
typeMapping.put("DateTime", "DateTime");
importMapping.put("LocalDate", "org.joda.time.LocalDate");
importMapping.put("DateTime", "org.joda.time.DateTime");
} else if (dateLibrary.startsWith("java8")) {
additionalProperties.put("java8", "true");
additionalProperties.put("jsr310", "true");
typeMapping.put("date", "LocalDate");
importMapping.put("LocalDate", "java.time.LocalDate");
if ("java8-localdatetime".equals(dateLibrary)) {
typeMapping.put("DateTime", "LocalDateTime");
importMapping.put("LocalDateTime", "java.time.LocalDateTime");
} else {
typeMapping.put("DateTime", "OffsetDateTime");
importMapping.put("OffsetDateTime", "java.time.OffsetDateTime");
}
} else if (dateLibrary.equals("legacy")) {
additionalProperties.put("legacyDates", "true");
}
}
private void sanitizeConfig() {
// Sanitize any config options here. We also have to update the additionalProperties because
// the whole additionalProperties object is injected into the main object passed to the mustache layer
this.setApiPackage(sanitizePackageName(apiPackage));
if (additionalProperties.containsKey(CodegenConstants.API_PACKAGE)) {
this.additionalProperties.put(CodegenConstants.API_PACKAGE, apiPackage);
}
this.setModelPackage(sanitizePackageName(modelPackage));
if (additionalProperties.containsKey(CodegenConstants.MODEL_PACKAGE)) {
this.additionalProperties.put(CodegenConstants.MODEL_PACKAGE, modelPackage);
}
this.setInvokerPackage(sanitizePackageName(invokerPackage));
if (additionalProperties.containsKey(CodegenConstants.INVOKER_PACKAGE)) {
this.additionalProperties.put(CodegenConstants.INVOKER_PACKAGE, invokerPackage);
}
}
@Override
public String escapeReservedWord(String name) {
if(this.reservedWordsMappings().containsKey(name)) {
return this.reservedWordsMappings().get(name);
}
return "_" + name;
}
@Override
public String apiFileFolder() {
return outputFolder + "/" + sourceFolder + "/" + apiPackage().replace('.', '/');
}
@Override
public String apiTestFileFolder() {
return outputFolder + "/" + testFolder + "/" + apiPackage().replace('.', '/');
}
@Override
public String modelFileFolder() {
return outputFolder + "/" + sourceFolder + "/" + modelPackage().replace('.', '/');
}
@Override
public String apiDocFileFolder() {
return (outputFolder + "/" + apiDocPath).replace('/', File.separatorChar);
}
@Override
public String modelDocFileFolder() {
return (outputFolder + "/" + modelDocPath).replace('/', File.separatorChar);
}
@Override
public String toApiDocFilename(String name) {
return toApiName(name);
}
@Override
public String toModelDocFilename(String name) {
return toModelName(name);
}
@Override
public String toApiTestFilename(String name) {
return toApiName(name) + "Test";
}
@Override
public String toApiName(String name) {
if (name.length() == 0) {
return "DefaultApi";
}
return camelize(name) + "Api";
}
@Override
public String toApiFilename(String name) {
return toApiName(name);
}
@Override
public String toVarName(String name) {
// sanitize name
name = sanitizeVarName(name); // FIXME: a parameter should not be assigned. Also declare the methods parameters as 'final'.
if (name.toLowerCase().matches("^_*class$")) {
return "propertyClass";
}
if("_".equals(name)) {
name = "_u";
}
// if it's all uppper case, do nothing
if (name.matches("^[A-Z_]*$")) {
return name;
}
if(startsWithTwoUppercaseLetters(name)){
name = name.substring(0, 2).toLowerCase() + name.substring(2);
}
// camelize (lower first character) the variable name
// pet_id => petId
name = camelizeVarName(name, true);
// for reserved word or word starting with number, append _
if (isReservedWord(name) || name.matches("^\\d.*")) {
name = escapeReservedWord(name);
}
return name;
}
public String camelizeVarName(String word, boolean lowercaseFirstLetter) {
if (word.startsWith("_") && word.length() > 1 && !word.equals("_u") ) {
word = "_" + DefaultCodegenConfig.camelize(word, lowercaseFirstLetter);
} else {
word = DefaultCodegenConfig.camelize(word, lowercaseFirstLetter);
}
if (!word.startsWith("$") || word.length() <= 1) {
return word;
}
final String letter = String.valueOf(word.charAt(1));
if (!StringUtils.isAllUpperCase(letter)) {
return word;
}
word = word.replaceFirst(letter, letter.toLowerCase());
return word;
}
private boolean startsWithTwoUppercaseLetters(String name) {
boolean startsWithTwoUppercaseLetters = false;
if(name.length() > 1) {
startsWithTwoUppercaseLetters = name.substring(0, 2).equals(name.substring(0, 2).toUpperCase());
}
return startsWithTwoUppercaseLetters;
}
@Override
public String toParamName(String name) {
// to avoid conflicts with 'callback' parameter for async call
if ("callback".equals(name)) {
return "paramCallback";
}
// should be the same as variable name
return toVarName(name);
}
@Override
public String toModelName(final String name) {
// We need to check if import-mapping has a different model for this class, so we use it
// instead of the auto-generated one.
if (importMapping.containsKey(name)) {
return importMapping.get(name);
}
final String sanitizedName = sanitizeName(name);
String nameWithPrefixSuffix = sanitizedName;
if (!StringUtils.isEmpty(modelNamePrefix)) {
// add '_' so that model name can be camelized correctly
nameWithPrefixSuffix = modelNamePrefix + "_" + nameWithPrefixSuffix;
}
if (!StringUtils.isEmpty(modelNameSuffix)) {
// add '_' so that model name can be camelized correctly
nameWithPrefixSuffix = nameWithPrefixSuffix + "_" + modelNameSuffix;
}
// camelize the model name
// phone_number => PhoneNumber
final String camelizedName = camelize(nameWithPrefixSuffix);
// model name cannot use reserved keyword, e.g. return
if (isReservedWord(camelizedName)) {
final String modelName = "Model" + camelizedName;
LOGGER.warn(camelizedName + " (reserved word) cannot be used as model name. Renamed to " + modelName);
return modelName;
}
// model name starts with number
if (camelizedName.matches("^\\d.*")) {
final String modelName = "Model" + camelizedName; // e.g. 200Response => Model200Response (after camelize)
LOGGER.warn(name + " (model name starts with number) cannot be used as model name. Renamed to " + modelName);
return modelName;
}
return camelizedName;
}
@Override
public String toModelFilename(String name) {
// should be the same as the model name
return toModelName(name);
}
@Override
public String getTypeDeclaration(Schema propertySchema) {
if (propertySchema instanceof ArraySchema) {
ArraySchema arraySchema = (ArraySchema) propertySchema;
Schema inner = arraySchema.getItems();
if (inner == null) {
LOGGER.warn(arraySchema.getName() + "(array property) does not have a proper inner type defined");
// TODO maybe better defaulting to StringProperty than returning null
return null;
}
return String.format("%s<%s>", getSchemaType(propertySchema), getTypeDeclaration(inner));
// return getSwaggerType(propertySchema) + "<" + getTypeDeclaration(inner) + ">";
} else if (propertySchema instanceof MapSchema && hasSchemaProperties(propertySchema)) {
Schema inner = (Schema) propertySchema.getAdditionalProperties();
if (inner == null) {
LOGGER.warn(propertySchema.getName() + "(map property) does not have a proper inner type defined");
// TODO maybe better defaulting to StringProperty than returning null
return null;
}
return getSchemaType(propertySchema) + "<String, " + getTypeDeclaration(inner) + ">";
} else if (propertySchema instanceof MapSchema && hasTrueAdditionalProperties(propertySchema)) {
Schema inner = new ObjectSchema();
return getSchemaType(propertySchema) + "<String, " + getTypeDeclaration(inner) + ">";
}
return super.getTypeDeclaration(propertySchema);
}
@Override
public String getAlias(String name) {
if (typeAliases != null && typeAliases.containsKey(name)) {
return typeAliases.get(name);
}
return name;
}
@Override
public String toDefaultValue(Schema schema) {
if (schema instanceof ArraySchema) {
final ArraySchema arraySchema = (ArraySchema) schema;
final String pattern;
if (fullJavaUtil) {
pattern = "new java.util.ArrayList<%s>()";
} else {
pattern = "new ArrayList<%s>()";
}
if (arraySchema.getItems() == null) {
return null;
}
String typeDeclaration = getTypeDeclaration(arraySchema.getItems());
Object java8obj = additionalProperties.get("java8");
if (java8obj != null) {
Boolean java8 = Boolean.valueOf(java8obj.toString());
if (java8 != null && java8) {
typeDeclaration = "";
}
}
return String.format(pattern, typeDeclaration);
} else if (schema instanceof MapSchema && hasSchemaProperties(schema)) {
final String pattern;
if (fullJavaUtil) {
pattern = "new java.util.HashMap<%s>()";
} else {
pattern = "new HashMap<%s>()";
}
if (schema.getAdditionalProperties() == null) {
return null;
}
String typeDeclaration = String.format("String, %s", getTypeDeclaration((Schema) schema.getAdditionalProperties()));
Object java8obj = additionalProperties.get("java8");
if (java8obj != null) {
Boolean java8 = Boolean.valueOf(java8obj.toString());
if (java8 != null && java8) {
typeDeclaration = "";
}
}
return String.format(pattern, typeDeclaration);
} else if (schema instanceof MapSchema && hasTrueAdditionalProperties(schema)) {
final String pattern;
if (fullJavaUtil) {
pattern = "new java.util.HashMap<%s>()";
} else {
pattern = "new HashMap<%s>()";
}
if (schema.getAdditionalProperties() == null) {
return null;
}
Schema inner = new ObjectSchema();
String typeDeclaration = String.format("String, %s", getTypeDeclaration(inner));
Object java8obj = additionalProperties.get("java8");
if (java8obj != null) {
Boolean java8 = Boolean.valueOf(java8obj.toString());
if (java8 != null && java8) {
typeDeclaration = "";
}
}
return String.format(pattern, typeDeclaration);
} else if (schema instanceof IntegerSchema) {
if (schema.getDefault() != null && SchemaTypeUtil.INTEGER64_FORMAT.equals(schema.getFormat())) {
return String.format("%sl", schema.getDefault().toString());
}
} else if (schema instanceof NumberSchema) {
if (schema.getDefault() != null) {
if (schema.getDefault() != null && SchemaTypeUtil.FLOAT_FORMAT.equals(schema.getFormat())) {
return String.format("%sf", schema.getDefault().toString());
} else if (schema.getDefault() != null && SchemaTypeUtil.DOUBLE_FORMAT.equals(schema.getFormat())) {
return String.format("%sd", schema.getDefault().toString());
}
}
} else if (schema instanceof StringSchema) {
if (schema.getDefault() != null) {
String _default = schema.getDefault().toString();
if (schema.getEnum() == null) {
return String.format("\"%s\"", escapeText(_default));
} else {
// convert to enum var name later in postProcessModels
return _default;
}
}
}
return super.toDefaultValue(schema);
}
@Override
public void setParameterExampleValue(CodegenParameter p) {
String example;
if (p.defaultValue == null) {
example = p.example;
} else {
example = p.defaultValue;
}
String type = p.baseType;
if (type == null) {
type = p.dataType;
}
if ("String".equals(type)) {
if (example == null) {
example = p.paramName + "_example";
}
p.testExample = example;
example = "\"" + escapeText(example) + "\"";
} else if ("Integer".equals(type) || "Short".equals(type)) {
if (example == null) {
example = "56";
}
} else if ("Long".equals(type)) {
if (example == null) {
example = "56";
}
p.testExample = example;
example = example + "L";
} else if ("Float".equals(type)) {
if (example == null) {
example = "3.4";
}
p.testExample = example;
example = example + "F";
} else if ("Double".equals(type)) {
example = "3.4";
p.testExample = example;
example = example + "D";
} else if ("Boolean".equals(type)) {
if (example == null) {
example = "true";
}
} else if ("File".equals(type)) {
if (example == null) {
example = "/path/to/file";
}
example = "new File(\"" + escapeText(example) + "\")";
} else if ("Date".equals(type)) {
example = "new Date()";
} else if (!languageSpecificPrimitives.contains(type)) {
// type is a model class, e.g. User
example = "new " + type + "()";
}
if (p.testExample == null) {
p.testExample = example;
}
if (example == null) {
example = "null";
} else if (getBooleanValue(p, CodegenConstants.IS_LIST_CONTAINER_EXT_NAME)) {
example = "Arrays.asList(" + example + ")";
} else if (getBooleanValue(p, CodegenConstants.IS_MAP_CONTAINER_EXT_NAME)) {
example = "new HashMap()";
}
p.example = example;
}
@Override
public String toExampleValue(Schema schemaProperty) {
if(schemaProperty.getExample() != null) {
return escapeText(schemaProperty.getExample().toString());
} else {
return super.toExampleValue(schemaProperty);
}
}
@Override
public String getSchemaType(Schema schema) {
String schemaType = super.getSchemaType(schema);
schemaType = getAlias(schemaType);
// don't apply renaming on types from the typeMapping
if (typeMapping.containsKey(schemaType)) {
return typeMapping.get(schemaType);
}
if (null == schemaType) {
if (schema.getName() != null) {
LOGGER.warn("No Type defined for Property " + schema.getName());
} else {
// LOGGER.error("No Type defined.", new Exception());
}
}
return toModelName(schemaType);
}
@Override
public String toOperationId(String operationId) {
// throw exception if method name is empty
if (StringUtils.isEmpty(operationId)) {
throw new RuntimeException("Empty method/operation name (operationId) not allowed");
}
operationId = camelize(sanitizeName(operationId), true);
// method name cannot use reserved keyword, e.g. return
if (isReservedWord(operationId)) {
String newOperationId = camelize("call_" + operationId, true);
LOGGER.warn(operationId + " (reserved word) cannot be used as method name. Renamed to " + newOperationId);
return newOperationId;
}
return operationId;
}
@Override
public CodegenModel fromModel(String name, Schema schema, Map<String, Schema> allSchemas) {
CodegenModel codegenModel = super.fromModel(name, schema, allSchemas);
if(codegenModel.description != null) {
if (useOas2) {
codegenModel.imports.add("ApiModel");
} else {
codegenModel.imports.add("Schema");
}
}
if (codegenModel.discriminator != null && additionalProperties.containsKey("jackson")) {
codegenModel.imports.add("JsonSubTypes");
codegenModel.imports.add("JsonTypeInfo");
}
boolean hasEnums = getBooleanValue(codegenModel, HAS_ENUMS_EXT_NAME);
if (allSchemas != null && codegenModel.parentSchema != null && hasEnums) {
final Schema parentModel = allSchemas.get(codegenModel.parentSchema);
final CodegenModel parentCodegenModel = super.fromModel(codegenModel.parent, parentModel, allSchemas);
codegenModel = AbstractJavaCodegen.reconcileInlineEnums(codegenModel, parentCodegenModel);
}
return codegenModel;
}
@Override
public void postProcessModelProperty(CodegenModel model, CodegenProperty property) {
if(serializeBigDecimalAsString) {
if (property.baseType.equals("BigDecimal")) {
// we serialize BigDecimal as `string` to avoid precision loss
property.vendorExtensions.put("extraAnnotation", "@JsonSerialize(using = ToStringSerializer.class)");
// this requires some more imports to be added for this model...
model.imports.add("ToStringSerializer");
model.imports.add("JsonSerialize");
}
}
if (!fullJavaUtil) {
if ("array".equals(property.containerType)) {
model.imports.add("ArrayList");
} else if ("map".equals(property.containerType)) {
model.imports.add("HashMap");
}
}
boolean isEnum = getBooleanValue(model, IS_ENUM_EXT_NAME);
if(!BooleanUtils.toBoolean(isEnum)) {
// needed by all pojos, but not enums
if (useOas2) {
model.imports.add("ApiModelProperty");
model.imports.add("ApiModel");
} else {
model.imports.add("Schema");
}
}
if (model.discriminator != null && model.discriminator.getPropertyName().equals(property.baseName)) {
property.vendorExtensions.put("x-is-discriminator-property", true);
model.imports.add("JsonTypeId");
}
}
@Override
public void postProcessParameter(CodegenParameter parameter) { }
@Override
public Map<String, Object> postProcessModels(Map<String, Object> objs) {
// recursively add import for mapping one type to multiple imports
List<Map<String, String>> recursiveImports = (List<Map<String, String>>) objs.get("imports");
if (recursiveImports == null)
return objs;
ListIterator<Map<String, String>> listIterator = recursiveImports.listIterator();
while (listIterator.hasNext()) {
String _import = listIterator.next().get("import");
// if the import package happens to be found in the importMapping (key)
// add the corresponding import package to the list
if (importMapping.containsKey(_import)) {
Map<String, String> newImportMap= new HashMap<String, String>();
newImportMap.put("import", importMapping.get(_import));
listIterator.add(newImportMap);
}
}
return postProcessModelsEnum(objs);
}
@Override
public Map<String, Object> postProcessOperations(Map<String, Object> objs) {
// Remove imports of List, ArrayList, Map and HashMap as they are
// imported in the template already.
List<Map<String, String>> imports = (List<Map<String, String>>) objs.get("imports");
Pattern pattern = Pattern.compile("java\\.util\\.(List|ArrayList|Map|HashMap)");
for (Iterator<Map<String, String>> itr = imports.iterator(); itr.hasNext();) {
String _import = itr.next().get("import");
if (pattern.matcher(_import).matches()) {
itr.remove();
}
}
return objs;
}
@Override
public void preprocessOpenAPI(OpenAPI openAPI) {
super.preprocessOpenAPI(openAPI);
if (openAPI == null || openAPI.getPaths() == null){
return;
}
for (String pathname : openAPI.getPaths().keySet()) {