IntelliJ Generators For Entity ( JPA Entity, View Model, Rest Controller ) - WIP plz comment with desires -

GenerateEntityPOJO.groovy

import com.intellij.database.model.DasTable
import com.intellij.database.model.ObjectKind
import com.intellij.database.util.Case
import com.intellij.database.util.DasUtil

/*
 * Available context bindings:
 *   SELECTION   Iterable<DasObject>
 *   PROJECT     project
 *   FILES       files helper
 */

packageName = "com.sample;"
typeMapping = [
        (~/(?i)int/)                      : "long",
        (~/(?i)float|double|decimal|real/): "double",
        (~/(?i)datetime|timestamp/)       : "java.sql.Timestamp",
        (~/(?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) }
}

def generate(table, dir) {
    def className = javaName(table.getName(), true)
    def fields = calcFields(table)
    new File(dir, className + "Entity.java").withPrintWriter { out -> generate(out, className, fields, table.getName()) }
}

def generate(out, className, fields, tableName) {

    out.println "package $packageName"
    out.println ""
    out.println ""
    out.println "import javax.persistence.*;"
    out.println ""
    out.println "@Entity"
    out.println "@Table(name=\"${tableName}\")"
    out.println "public class ${underscoreToCamelCase(className)}Entity extends BaseEntity {"
    out.println ""
    fields.each() {
        if (it.annos != "") out.println "  ${it.annos}"
        out.println ""
        if (it.primary) out.println "  @Id"
        out.println "  @Column(name=\"${it.colName}\")"
        out.println "  private ${it.type} ${underscoreToCamelCase(it.name)};"
    }
    out.println ""
    fields.each() {
        out.println ""
        out.println "  public ${it.type} get${underscoreToCamelCase(it.name.capitalize())}() {"
        out.println "    return this.${underscoreToCamelCase(it.name)};"
        out.println "  }"
        out.println ""
        out.println "  public void set${it.name.capitalize()}(${it.type} ${it.name}) {"
        out.println "    this.${underscoreToCamelCase(it.name)} = ${underscoreToCamelCase(it.name)};"
        out.println "  }"
    }
    out.println "}"

}

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),
                           type : typeStr,
                           annos: "",
                           colName: col.getName(),
                           primary: DasUtil.isPrimary(col)
                   ]]
    }
}

def javaName(str, capitalize) {
    def s = com.intellij.psi.codeStyle.NameUtil.splitNameIntoWords(str)
            .collect { Case.LOWER.apply(it).capitalize() }
            .join("")
            .replaceAll(/[^\p{javaJavaIdentifierPart}[_]]/, "_")
    capitalize || s.length() == 1? s : Case.LOWER.apply(s[0]) + s[1..-1]
}

String underscoreToCamelCase(String underscore){
    if(!underscore || underscore.isAllWhitespace()){
        return ''
    }
    return underscore.replaceAll(/_\w/){ it[1].toUpperCase() }
}

GenerateModelPOJO.groovy

import com.intellij.database.model.DasTable
import com.intellij.database.model.ObjectKind
import com.intellij.database.util.Case
import com.intellij.database.util.DasUtil

/*
 * Available context bindings:
 *   SELECTION   Iterable<DasObject>
 *   PROJECT     project
 *   FILES       files helper
 */

packageName = "com.sample;"
typeMapping = [
        (~/(?i)int/)                      : "long",
        (~/(?i)float|double|decimal|real/): "double",
        (~/(?i)datetime|timestamp/)       : "java.sql.Timestamp",
        (~/(?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) }
}

def generate(table, dir) {
        def className = javaName(table.getName(), true)
        def fields = calcFields(table)
        new File(dir, className + "Model.java").withPrintWriter { out -> generate(out, className, fields, table.getName()) }
}

def generate(out, className, fields, tableName) {

        out.println "package $packageName"
        out.println ""
        out.println ""
        out.println ""
        out.println "public class ${underscoreToCamelCase(className)}Model {"
        out.println ""
        fields.each() {
                if (it.annos != "") out.println "  ${it.annos}"
                out.println ""
                out.println "  private ${it.type} ${underscoreToCamelCase(it.name)};"
        }
        out.println ""
        fields.each() {
                out.println ""
                out.println "  public ${it.type} get${underscoreToCamelCase(it.name.capitalize())}() {"
                out.println "    return this.${underscoreToCamelCase(it.name)};"
                out.println "  }"
                out.println ""
                out.println "  public void set${it.name.capitalize()}(${it.type} ${it.name}) {"
                out.println "    this.${underscoreToCamelCase(it.name)} = ${underscoreToCamelCase(it.name)};"
                out.println "  }"
        }
        out.println "}"

}

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),
                                   type : typeStr,
                                   annos: "",
                                   colName: col.getName(),
                                   primary: DasUtil.isPrimary(col)
                           ]]
        }
}

def javaName(str, capitalize) {
        def s = com.intellij.psi.codeStyle.NameUtil.splitNameIntoWords(str)
                .collect { Case.LOWER.apply(it).capitalize() }
                .join("")
                .replaceAll(/[^\p{javaJavaIdentifierPart}[_]]/, "_")
        capitalize || s.length() == 1? s : Case.LOWER.apply(s[0]) + s[1..-1]
}

String underscoreToCamelCase(String underscore){
        if(!underscore || underscore.isAllWhitespace()){
                return ''
        }
        return underscore.replaceAll(/_\w/){ it[1].toUpperCase() }
}

GenerateRestController.groovy

import com.intellij.database.model.DasTable
import com.intellij.database.model.ObjectKind
import com.intellij.database.util.Case
import com.intellij.database.util.DasUtil

/*
 * Available context bindings:
 *   SELECTION   Iterable<DasObject>
 *   PROJECT     project
 *   FILES       files helper
 */

packageName = "com.sample;"
typeMapping = [
        (~/(?i)int/)                      : "long",
        (~/(?i)float|double|decimal|real/): "double",
        (~/(?i)datetime|timestamp/)       : "java.sql.Timestamp",
        (~/(?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) }
}

def generate(table, dir) {
    def className = javaName(table.getName(), true)
    def fields = calcFields(table)
    new File(dir, className + "Controller.java").withPrintWriter { out -> generate(out, className, fields, table.getName()) }
}

def generate(out, className, fields, tableName) {

    def camelClassName = Case.LOWER.apply(className.substring(0,1)) + className.substring(1)

    out.println "package $packageName"
    out.println ""
    out.println "import org.springframework.http.ResponseEntity;"
    out.println "import org.springframework.web.bind.annotation.*;"
    out.println ""
    out.println "@RestController"
    out.println "@RequestMapping(\"/${Case.LOWER.apply(className)}\")"
    out.println "public class ${underscoreToCamelCase(className)}Controller extends BaseController {"
    out.println ""
    out.println "  private ${underscoreToCamelCase(className)}Service ${camelClassName}Service;"
    out.println ""
    out.println "  public ${underscoreToCamelCase(className)}Controller(${underscoreToCamelCase(className)}Service service) {"
    out.println "    this.${camelClassName}Service = service;"
    out.println "  }"
    out.println ""
    out.println "  @RequestMapping(method = RequestMethod.GET)"
    out.println "  public ResponseEntity<Iterable<${underscoreToCamelCase(className)}Model>> findAll() {"
    out.println "    Iterable<${underscoreToCamelCase(className)}Model> all${className} = this.${camelClassName}Service.findall(0, 100);"
    out.println "    return Ok(all${className});"
    out.println "  }"
    out.println ""
    out.println "  @RequestMapping(value = \"/{page}/{pageSize}\", method = RequestMethod.GET)"
    out.println "  public ResponseEntity<Iterable<${underscoreToCamelCase(className)}Model>> findAll(@PathVariable(\"page\") final Integer page, @PathVariable(\"pageSize\") final Integer pageSize) {"
    out.println "    Iterable<${underscoreToCamelCase(className)}Model> all${className} = this.${camelClassName}Service.findall(page, pageSize);"
    out.println "    return Ok(all${className});"
    out.println "  }"
    out.println ""
    out.println "  @RequestMapping(value = \"/{id}\", method = RequestMethod.GET)"
    out.println "  public ResponseEntity<${underscoreToCamelCase(className)}Model> get(@PathVariable(\"id\") final Long id) {"
    out.println "    ${underscoreToCamelCase(className)}Model entry = this.${camelClassName}Service.find(id);"
    out.println "    return Ok(entry);"
    out.println "  }"
    out.println ""
    out.println "  @RequestMapping(method = RequestMethod.POST)"
    out.println "  public ResponseEntity<${underscoreToCamelCase(className)}Model> create(@RequestBody final ${underscoreToCamelCase(className)}Model creating) {"
    out.println "    ${underscoreToCamelCase(className)}Model created = this.${camelClassName}Service.create(creating);"
    out.println "    return Ok(created);"
    out.println "  }"
    out.println ""
    out.println "  @RequestMapping(method = RequestMethod.PUT)"
    out.println "  public ResponseEntity<${underscoreToCamelCase(className)}Model> update(@RequestBody final ${underscoreToCamelCase(className)}Model updating) {"
    out.println "    ${underscoreToCamelCase(className)}Model updated = this.${camelClassName}Service.update(updating);"
    out.println "    return Ok(updated);"
    out.println "  }"
    out.println ""
    out.println "  @RequestMapping(value = \"/{id}\", method = RequestMethod.DELETE)"
    out.println "  public ResponseEntity delete(@PathVariable(\"id\") final Long id) {"
    out.println "    this.${camelClassName}Service.delete(id);"
    out.println "    return Ok();"
    out.println "  }"
    out.println "}"

}

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),
                           type : typeStr,
                           annos: "",
                           colName: col.getName(),
                           primary: DasUtil.isPrimary(col)
                   ]]
    }
}

def javaName(str, capitalize) {
    def s = com.intellij.psi.codeStyle.NameUtil.splitNameIntoWords(str)
            .collect { Case.LOWER.apply(it).capitalize() }
            .join("")
            .replaceAll(/[^\p{javaJavaIdentifierPart}[_]]/, "_")
    capitalize || s.length() == 1? s : Case.LOWER.apply(s[0]) + s[1..-1]
}

String underscoreToCamelCase(String underscore){
    if(!underscore || underscore.isAllWhitespace()){
        return ''
    }
    return underscore.replaceAll(/_\w/){ it[1].toUpperCase() }
}

thanks a lot for your job !