之前说过怎么生成,可以参考这里可以一键生成entity
、service
、repository
类了。
这个是对生成的内容进行扩展,在写一些基础、公共的组件时,不太希望使用lombok
注解,反而需要最原始的get
、set
方法,这个就是加上可以生成get
、set
方法的配置。顺便加上了注释。
先看看新的实体类
- 不使用
lombok
package com.example.genpojodemo.entity;
import javax.persistence.*;
/**
* 用户表
*/
@Entity
@Table(name = "user")
public class User {
/**
* id
* default value: null
*/
@Id
@Column(name = "id", nullable = false, length = 20)
private Long id;
/**
* 用户名
* default value: 'a'
*/
@Column(name = "username", nullable = true, length = 255)
private String username;
/**
* 密码
* default value: 'b'
*/
@Column(name = "password", nullable = true, length = 255)
private String password;
/**
* 盐
* default value: 'b'
*/
@Column(name = "salt", nullable = true, length = 255)
private String salt;
/**
* 生成时间
* default value: CURRENT_TIMESTAMP(6)
*/
@Column(name = "create_time", nullable = true, length = 6)
private java.util.Date createTime;
public Long getId() {
return this.id;
}
public void setId(Long id) {
this.id = id;
}
public String getUsername() {
return this.username;
}
public void setUsername(String username) {
this.username = username;
}
public String getPassword() {
return this.password;
}
public void setPassword(String password) {
this.password = password;
}
public String getSalt() {
return this.salt;
}
public void setSalt(String salt) {
this.salt = salt;
}
public java.util.Date getCreateTime() {
return this.createTime;
}
public void setCreateTime(java.util.Date createTime) {
this.createTime = createTime;
}
}
- 使用
lombok
package com.example.genpojodemo.entity;
import lombok.Data;
import javax.persistence.*;
/**
* 用户表
*/
@Data
@Entity
@Table(name = "user")
public class User {
/**
* id
* default value: null
*/
@Id
@Column(name = "id", nullable = false, length = 20)
private Long id;
/**
* 用户名
* default value: 'a'
*/
@Column(name = "username", nullable = true, length = 255)
private String username;
/**
* 密码
* default value: 'b'
*/
@Column(name = "password", nullable = true, length = 255)
private String password;
/**
* 盐
* default value: 'b'
*/
@Column(name = "salt", nullable = true, length = 255)
private String salt;
/**
* 生成时间
* default value: CURRENT_TIMESTAMP(6)
*/
@Column(name = "create_time", nullable = true, length = 6)
private java.util.Date createTime;
}
来看看Groovy内容
import com.intellij.database.model.DasTable
import com.intellij.database.model.ObjectKind
import com.intellij.database.util.Case
import com.intellij.database.util.DasUtil
config = [
impSerializable : false,
extendBaseEntity : false,
extendBaseService: false,
useLombok : true, // 不使用会生成get、set方法
// 不生成哪个就注释哪个
generateItem : [
"Entity",
// "Service",
// "Repository",
// "RepositoryCustom",
// "RepositoryImpl",
]
]
baseEntityPackage = "com.yija.project.framework.base.BaseEntity"
baseServicePackage = "com.yija.project.framework.base.BaseService"
baseEntityProperties = ["id", "createDate", "lastModifiedDate", "version"]
typeMapping = [
(~/(?i)bool|boolean|tinyint/) : "Boolean",
(~/(?i)bigint/) : "Long",
(~/int/) : "Integer",
(~/(?i)float|double|decimal|real/): "Double",
(~/(?i)datetime|timestamp/) : "java.util.Date",
(~/(?i)date/) : "java.sql.Date",
(~/(?i)time/) : "java.sql.Time",
(~/(?i)/) : "String"
]
FILES.chooseDirectoryAndSave("Choose directory", "Choose where to store generated files") { dir ->
SELECTION.filter {
it instanceof DasTable && it.getKind() == ObjectKind.TABLE
}.each {
generate(it, dir)
}
}
// 生成对应的文件
def generate(table, dir) {
def entityPath = "${dir.toString()}\\entity",
servicePath = "${dir.toString()}\\service",
repPath = "${dir.toString()}\\repository",
repImpPath = "${dir.toString()}\\repository\\impl",
controllerPath = "${dir.toString()}\\controller"
mkdirs([entityPath, servicePath, repPath, repImpPath, controllerPath])
System.out.println(table.getName())
def entityName = javaName(table.getName(), true)
def fields = calcFields(table)
def basePackage = clacBasePackage(dir)
if (isGenerate("Entity")) {
genUTF8File(entityPath, "${entityName}.java").withPrintWriter { out -> genEntity(out, table, entityName, fields, basePackage) }
}
if (isGenerate("Service")) {
genUTF8File(servicePath, "${entityName}Service.java").withPrintWriter { out -> genService(out, table, entityName, fields, basePackage) }
}
if (isGenerate("Repository")) {
genUTF8File(repPath, "${entityName}Repository.java").withPrintWriter { out -> genRepository(out, table, entityName, fields, basePackage) }
}
if (isGenerate("RepositoryCustom")) {
genUTF8File(repPath, "${entityName}RepositoryCustom.java").withPrintWriter { out -> genRepositoryCustom(out, entityName, basePackage) }
}
if (isGenerate("RepositoryImpl")) {
genUTF8File(repImpPath, "${entityName}RepositoryImpl.java").withPrintWriter { out -> genRepositoryImpl(out, table, entityName, fields, basePackage) }
}
}
// 是否需要被生成
def isGenerate(itemName) {
config.generateItem.contains(itemName)
}
// 指定文件编码方式,防止中文注释乱码
def genUTF8File(dir, fileName) {
new PrintWriter(new OutputStreamWriter(new FileOutputStream(new File(dir, fileName)), "utf-8"))
}
// 生成每个字段
def genProperty(out, field) {
out.println ""
out.println "\t/**"
out.println "\t * ${field.comment}"
out.println "\t * default value: ${field.default}"
out.println "\t */"
// 默认表的第一个字段为主键
if (field.position == 1) {
out.println "\t@Id"
}
out.println "\t@Column(name = \"${field.colum}\", nullable = ${!field.isNotNull}, length = ${field.len})"
out.println "\tprivate ${field.type} ${field.name};"
}
// 生成get、get方法
def genGetSet(out, field) {
// get
out.println "\t"
out.println "\tpublic ${field.type} get${field.name.substring(0, 1).toUpperCase()}${field.name.substring(1)}() {"
out.println "\t\treturn this.${field.name};"
out.println "\t}"
// set
out.println "\t"
out.println "\tpublic void set${field.name.substring(0, 1).toUpperCase()}${field.name.substring(1)}(${field.type} ${field.name}) {"
out.println "\t\tthis.${field.name} = ${field.name};"
out.println "\t}"
}
// 生成实体类
def genEntity(out, table, entityName, fields, basePackage) {
out.println "package ${basePackage}.entity;"
out.println ""
if (config.extendBaseEntity) {
out.println "import $baseEntityPackage;"
}
if (config.useLombok) {
out.println "import lombok.Data;"
out.println ""
}
if (config.impSerializable) {
out.println "import java.io.Serializable;"
out.println ""
}
out.println "import javax.persistence.*;"
out.println ""
out.println "/**"
out.println " * ${table.getComment()}"
out.println " */"
if (config.useLombok) {
out.println "@Data"
}
out.println "@Entity"
out.println "@Table(name = \"${table.getName()}\")"
out.println "public class $entityName${config.extendBaseEntity ? " extends BaseEntity" : ""}${config.impSerializable ? " implements Serializable" : ""} {"
if (config.extendBaseEntity) {
fields = fields.findAll { it ->
!baseEntityProperties.any { it1 -> it1 == it.name }
}
}
fields.each() {
genProperty(out, it)
}
if (!config.useLombok) {
fields.each() {
genGetSet(out, it)
}
}
out.println "}"
}
// 生成Service
def genService(out, table, entityName, fields, basePackage) {
out.println "package ${basePackage}.service;"
out.println ""
out.println "import ${basePackage}.repository.${entityName}Repository;"
if (config.extendBaseService) {
out.println "import $baseServicePackage;"
out.println "import ${basePackage}.entity.$entityName;"
}
out.println "import org.springframework.stereotype.Service;"
out.println ""
out.println "import javax.annotation.Resource;"
out.println ""
out.println "@Service"
out.println "public class ${entityName}Service${config.extendBaseService ? " extends BaseService<$entityName, ${fields[0].type}>" : ""} {"
out.println ""
out.println "\t@Resource"
out.println "\tprivate ${entityName}Repository rep;"
out.println "}"
}
// 生成Repository
def genRepository(out, table, entityName, fields, basePackage) {
out.println "package ${basePackage}.repository;"
out.println ""
out.println "import ${basePackage}.entity.$entityName;"
out.println "import org.springframework.data.jpa.repository.JpaRepository;"
out.println ""
out.println "public interface ${entityName}Repository extends JpaRepository<$entityName, ${fields[0].type}>, ${entityName}RepositoryCustom {"
out.println ""
out.println "}"
}
// 生成RepositoryCustom
def genRepositoryCustom(out, entityName, basePackage) {
out.println "package ${basePackage}.repository;"
out.println ""
out.println "public interface ${entityName}RepositoryCustom {"
out.println ""
out.println "}"
}
// 生成RepositoryImpl
def genRepositoryImpl(out, table, entityName, fields, basePackage) {
out.println "package ${basePackage}.repository.impl;"
out.println ""
out.println "import ${basePackage}.repository.${entityName}RepositoryCustom;"
out.println "import org.springframework.stereotype.Repository;"
out.println ""
out.println "import javax.persistence.EntityManager;"
out.println "import javax.persistence.PersistenceContext;"
out.println ""
out.println "@Repository"
out.println "public class ${entityName}RepositoryImpl implements ${entityName}RepositoryCustom {"
out.println ""
out.println "\t@PersistenceContext"
out.println "\tprivate EntityManager em;"
out.println "}"
}
// 生成文件夹
def mkdirs(dirs) {
dirs.forEach {
def f = new File(it)
if (!f.exists()) {
f.mkdirs()
}
}
}
def clacBasePackage(dir) {
dir.toString()
.replaceAll("^.+\\\\src\\\\main\\\\java\\\\", "")
.replaceAll("\\\\", ".")
}
def isBaseEntityProperty(property) {
baseEntityProperties.find { it == property } != null
}
// 转换类型
def calcFields(table) {
DasUtil.getColumns(table).reduce([]) { fields, col ->
def spec = Case.LOWER.apply(col.getDataType().getSpecification())
def typeStr = typeMapping.find { p, t -> p.matcher(spec).find() }.value
fields += [[
name : javaName(col.getName(), false),
colum : col.getName(),
type : typeStr,
len : col.getDataType().toString().replaceAll("[^\\d]", ""),
default : col.getDefault(),
comment : col.getComment(),
isNotNull: col.isNotNull(),
position : col.getPosition(),
// getDefault : col.getDefault(),
// getParent : col.getParent(),
// getTable : col.getTable(),
// getDataType : col.getDataType(),
// isNotNull : col.isNotNull(),
// getWeight : col.getWeight(),
// getDocumentation : col.getDocumentation(),
// getTableName : col.getTableName(),
// getName : col.getName(),
// getLanguage : col.getLanguage(),
// getTypeName : col.getTypeName(),
// isDirectory : col.isDirectory(),
// isValid : col.isValid(),
// getComment : col.getComment(),
// getText : col.getText(),
// getDeclaration : col.getDeclaration(),
// getPosition : col.getPosition(),
// canNavigate : col.canNavigate(),
// isWritable : col.isWritable(),
// getIcon : col.getIcon(),
// getManager : col.getManager(),
// getDelegate : col.getDelegate(),
// getChildren : col.getChildren(),
// getKind : col.getKind(),
// isCaseSensitive : col.isCaseSensitive(),
// getProject : col.getProject(),
// getDataSource : col.getDataSource(),
// getVirtualFile : col.getVirtualFile(),
// getMetaData : col.getMetaData(),
// canNavigateToSource : col.canNavigateToSource(),
// getDisplayOrder : col.getDisplayOrder(),
// getDasParent : col.getDasParent(),
// getLocationString : col.getLocationString(),
// getDependences : col.getDependences(),
// getBaseIcon : col.getBaseIcon(),
// getNode : col.getNode(),
// getTextLength : col.getTextLength(),
// getFirstChild : col.getFirstChild(),
// getLastChild : col.getLastChild(),
// getNextSibling : col.getNextSibling(),
// getTextOffset : col.getTextOffset(),
// getPrevSibling : col.getPrevSibling(),
// getPresentation : col.getPresentation(),
// isPhysical : col.isPhysical(),
// getTextRange : col.getTextRange(),
// getPresentableText : col.getPresentableText(),
// textToCharArray : col.textToCharArray(),
// getStartOffsetInParent: col.getStartOffsetInParent(),
// getContext : col.getContext(),
// getUseScope : col.getUseScope(),
// getResolveScope : col.getResolveScope(),
// getReferences : col.getReferences(),
// getReference : col.getReference(),
// getContainingFile : col.getContainingFile(),
// getOriginalElement : col.getOriginalElement(),
// getNavigationElement : col.getNavigationElement(),
// getUserDataString : col.getUserDataString(),
// isUserDataEmpty : col.isUserDataEmpty(),
// getDbParent : col.getDbParent(),
]]
}
}
def javaName(str, capitalize) {
def s = str.split(/(?<=[^\p{IsLetter}])/).collect { Case.LOWER.apply(it).capitalize() }
.join("").replaceAll(/[^\p{javaJavaIdentifierPart}]/, "_").replaceAll(/_/, "")
capitalize || s.length() == 1 ? s : Case.LOWER.apply(s[0]) + s[1..-1]
}
下面注释的一大堆东西,就是可以获取信息的方法,有兴趣可以自己试试。
今天(2019/3/25)发现枚举类型不需要长度,调整了下生成代码,
import com.intellij.database.model.DasTable
import com.intellij.database.model.ObjectKind
import com.intellij.database.util.Case
import com.intellij.database.util.DasUtil
config = [
impSerializable : true,
extendBaseEntity : true,
extendBaseService: true,
useLombok : true, // 不使用会生成get、set方法
// 不生成哪个就注释哪个
generateItem : [
"Entity",
// "Service",
// "Repository",
// "RepositoryCustom",
// "RepositoryImpl",
]
]
baseEntityPackage = "com.yija.project.framework.base.BaseEntity"
baseServicePackage = "com.yija.project.framework.base.BaseService"
baseEntityProperties = ["id", "createDate", "lastModifiedDate", "version"]
typeMapping = [
(~/(?i)bool|boolean|tinyint/) : "Boolean",
(~/(?i)bigint/) : "Long",
(~/int/) : "Integer",
(~/(?i)float|double|decimal|real/): "Double",
(~/(?i)datetime|timestamp/) : "java.util.Date",
(~/(?i)date/) : "java.sql.Date",
(~/(?i)time/) : "java.sql.Time",
(~/(?i)/) : "String"
]
FILES.chooseDirectoryAndSave("Choose directory", "Choose where to store generated files") { dir ->
SELECTION.filter {
it instanceof DasTable && it.getKind() == ObjectKind.TABLE
}.each {
generate(it, dir)
}
}
// 生成对应的文件
def generate(table, dir) {
def entityPath = "${dir.toString()}\\entity",
servicePath = "${dir.toString()}\\service",
repPath = "${dir.toString()}\\repository",
repImpPath = "${dir.toString()}\\repository\\impl",
controllerPath = "${dir.toString()}\\controller"
mkdirs([entityPath, servicePath, repPath, repImpPath, controllerPath])
System.out.println(table.getName())
def entityName = javaName(table.getName(), true)
def fields = calcFields(table)
def basePackage = clacBasePackage(dir)
if (isGenerate("Entity")) {
genUTF8File(entityPath, "${entityName}.java").withPrintWriter { out -> genEntity(out, table, entityName, fields, basePackage) }
}
if (isGenerate("Service")) {
genUTF8File(servicePath, "${entityName}Service.java").withPrintWriter { out -> genService(out, table, entityName, fields, basePackage) }
}
if (isGenerate("Repository")) {
genUTF8File(repPath, "${entityName}Repository.java").withPrintWriter { out -> genRepository(out, table, entityName, fields, basePackage) }
}
if (isGenerate("RepositoryCustom")) {
genUTF8File(repPath, "${entityName}RepositoryCustom.java").withPrintWriter { out -> genRepositoryCustom(out, entityName, basePackage) }
}
if (isGenerate("RepositoryImpl")) {
genUTF8File(repImpPath, "${entityName}RepositoryImpl.java").withPrintWriter { out -> genRepositoryImpl(out, table, entityName, fields, basePackage) }
}
}
// 是否需要被生成
def isGenerate(itemName) {
config.generateItem.contains(itemName)
}
// 指定文件编码方式,防止中文注释乱码
def genUTF8File(dir, fileName) {
new PrintWriter(new OutputStreamWriter(new FileOutputStream(new File(dir, fileName)), "utf-8"))
}
// 生成每个字段
def genProperty(out, field) {
out.println ""
out.println "\t/**"
out.println "\t * ${field.comment}"
out.println "\t * default value: ${field.default}"
out.println "\t */"
// 默认表的第一个字段为主键
if (field.position == 1) {
out.println "\t@Id"
}
// 枚举不需要长度
out.println "\t@Column(name = \"${field.colum}\", nullable = ${!field.isNotNull}${field.dataType == "enum" ? "" : ", length = $field.len"})"
out.println "\tprivate ${field.type} ${field.name};"
}
// 生成get、get方法
def genGetSet(out, field) {
// get
out.println "\t"
out.println "\tpublic ${field.type} get${field.name.substring(0, 1).toUpperCase()}${field.name.substring(1)}() {"
out.println "\t\treturn this.${field.name};"
out.println "\t}"
// set
out.println "\t"
out.println "\tpublic void set${field.name.substring(0, 1).toUpperCase()}${field.name.substring(1)}(${field.type} ${field.name}) {"
out.println "\t\tthis.${field.name} = ${field.name};"
out.println "\t}"
}
// 生成实体类
def genEntity(out, table, entityName, fields, basePackage) {
out.println "package ${basePackage}.entity;"
out.println ""
if (config.extendBaseEntity) {
out.println "import $baseEntityPackage;"
}
if (config.useLombok) {
out.println "import lombok.Data;"
out.println ""
}
if (config.impSerializable) {
out.println "import java.io.Serializable;"
out.println ""
}
out.println "import javax.persistence.*;"
out.println ""
out.println "/**"
out.println " * ${table.getComment()}"
out.println " */"
if (config.useLombok) {
out.println "@Data"
}
out.println "@Entity"
out.println "@Table(name = \"${table.getName()}\")"
out.println "public class $entityName${config.extendBaseEntity ? " extends BaseEntity" : ""}${config.impSerializable ? " implements Serializable" : ""} {"
if (config.extendBaseEntity) {
fields = fields.findAll { it ->
!baseEntityProperties.any { it1 -> it1 == it.name }
}
}
fields.each() {
genProperty(out, it)
}
if (!config.useLombok) {
fields.each() {
genGetSet(out, it)
}
}
out.println "}"
}
// 生成Service
def genService(out, table, entityName, fields, basePackage) {
out.println "package ${basePackage}.service;"
out.println ""
out.println "import ${basePackage}.repository.${entityName}Repository;"
if (config.extendBaseService) {
out.println "import $baseServicePackage;"
out.println "import ${basePackage}.entity.$entityName;"
}
out.println "import org.springframework.stereotype.Service;"
out.println ""
out.println "import javax.annotation.Resource;"
out.println ""
out.println "@Service"
out.println "public class ${entityName}Service${config.extendBaseService ? " extends BaseService<$entityName, ${fields[0].type}>" : ""} {"
out.println ""
out.println "\t@Resource"
out.println "\tprivate ${entityName}Repository rep;"
out.println "}"
}
// 生成Repository
def genRepository(out, table, entityName, fields, basePackage) {
out.println "package ${basePackage}.repository;"
out.println ""
out.println "import ${basePackage}.entity.$entityName;"
out.println "import org.springframework.data.jpa.repository.JpaRepository;"
out.println ""
out.println "public interface ${entityName}Repository extends JpaRepository<$entityName, ${fields[0].type}>, ${entityName}RepositoryCustom {"
out.println ""
out.println "}"
}
// 生成RepositoryCustom
def genRepositoryCustom(out, entityName, basePackage) {
out.println "package ${basePackage}.repository;"
out.println ""
out.println "public interface ${entityName}RepositoryCustom {"
out.println ""
out.println "}"
}
// 生成RepositoryImpl
def genRepositoryImpl(out, table, entityName, fields, basePackage) {
out.println "package ${basePackage}.repository.impl;"
out.println ""
out.println "import ${basePackage}.repository.${entityName}RepositoryCustom;"
out.println "import org.springframework.stereotype.Repository;"
out.println ""
out.println "import javax.persistence.EntityManager;"
out.println "import javax.persistence.PersistenceContext;"
out.println ""
out.println "@Repository"
out.println "public class ${entityName}RepositoryImpl implements ${entityName}RepositoryCustom {"
out.println ""
out.println "\t@PersistenceContext"
out.println "\tprivate EntityManager em;"
out.println "}"
}
// 生成文件夹
def mkdirs(dirs) {
dirs.forEach {
def f = new File(it)
if (!f.exists()) {
f.mkdirs()
}
}
}
def clacBasePackage(dir) {
dir.toString()
.replaceAll("^.+\\\\src\\\\main\\\\java\\\\", "")
.replaceAll("\\\\", ".")
}
def isBaseEntityProperty(property) {
baseEntityProperties.find { it == property } != null
}
// 转换类型
def calcFields(table) {
DasUtil.getColumns(table).reduce([]) { fields, col ->
def spec = Case.LOWER.apply(col.getDataType().getSpecification())
def typeStr = typeMapping.find { p, t -> p.matcher(spec).find() }.value
fields += [[
name : javaName(col.getName(), false),
colum : col.getName(),
type : typeStr,
dataType : col.getDataType().toString().replaceAll(/\(.*\)/, "").toLowerCase(),
len : col.getDataType().toString().replaceAll(/[^\d]/, ""),
default : col.getDefault(),
comment : col.getComment(),
isNotNull: col.isNotNull(),
position : col.getPosition(),
// getDefault : col.getDefault(),
// getParent : col.getParent(),
// getTable : col.getTable(),
// getDataType : col.getDataType(),
// isNotNull : col.isNotNull(),
// getWeight : col.getWeight(),
// getDocumentation : col.getDocumentation(),
// getTableName : col.getTableName(),
// getName : col.getName(),
// getLanguage : col.getLanguage(),
// getTypeName : col.getTypeName(),
// isDirectory : col.isDirectory(),
// isValid : col.isValid(),
// getComment : col.getComment(),
// getText : col.getText(),
// getDeclaration : col.getDeclaration(),
// getPosition : col.getPosition(),
// canNavigate : col.canNavigate(),
// isWritable : col.isWritable(),
// getIcon : col.getIcon(),
// getManager : col.getManager(),
// getDelegate : col.getDelegate(),
// getChildren : col.getChildren(),
// getKind : col.getKind(),
// isCaseSensitive : col.isCaseSensitive(),
// getProject : col.getProject(),
// getDataSource : col.getDataSource(),
// getVirtualFile : col.getVirtualFile(),
// getMetaData : col.getMetaData(),
// canNavigateToSource : col.canNavigateToSource(),
// getDisplayOrder : col.getDisplayOrder(),
// getDasParent : col.getDasParent(),
// getLocationString : col.getLocationString(),
// getDependences : col.getDependences(),
// getBaseIcon : col.getBaseIcon(),
// getNode : col.getNode(),
// getTextLength : col.getTextLength(),
// getFirstChild : col.getFirstChild(),
// getLastChild : col.getLastChild(),
// getNextSibling : col.getNextSibling(),
// getTextOffset : col.getTextOffset(),
// getPrevSibling : col.getPrevSibling(),
// getPresentation : col.getPresentation(),
// isPhysical : col.isPhysical(),
// getTextRange : col.getTextRange(),
// getPresentableText : col.getPresentableText(),
// textToCharArray : col.textToCharArray(),
// getStartOffsetInParent: col.getStartOffsetInParent(),
// getContext : col.getContext(),
// getUseScope : col.getUseScope(),
// getResolveScope : col.getResolveScope(),
// getReferences : col.getReferences(),
// getReference : col.getReference(),
// getContainingFile : col.getContainingFile(),
// getOriginalElement : col.getOriginalElement(),
// getNavigationElement : col.getNavigationElement(),
// getUserDataString : col.getUserDataString(),
// isUserDataEmpty : col.isUserDataEmpty(),
// getDbParent : col.getDbParent(),
]]
}
}
def javaName(str, capitalize) {
def s = str.split(/(?<=[^\p{IsLetter}])/).collect { Case.LOWER.apply(it).capitalize() }
.join("").replaceAll(/[^\p{javaJavaIdentifierPart}]/, "_").replaceAll(/_/, "")
capitalize || s.length() == 1 ? s : Case.LOWER.apply(s[0]) + s[1..-1]
}
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