/
Enums.scala
57 lines (48 loc) · 1.88 KB
/
Enums.scala
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/*
* Copyright (C) 2011, Mysema Ltd
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*/
package com.mysema.scalagen
import japa.parser.ast.CompilationUnit
import japa.parser.ast.body._
import japa.parser.ast.stmt._
import japa.parser.ast.expr._
import japa.parser.ast.visitor._
import java.util.{ List => JavaList, ArrayList, Collections }
import UnitTransformer._
import japa.parser.ast.`type`.ClassOrInterfaceType
object Enums extends Enums
class Enums extends UnitTransformerBase {
def transform(cu: CompilationUnit): CompilationUnit = {
cu.accept(this, new Context()).asInstanceOf[CompilationUnit]
}
override def visit(n: EnumDeclaration, arg: Context) = {
val clazz = new ClassOrInterface()
clazz.setName(n.getName)
clazz.setModifiers(OBJECT)
clazz.setMembers(createMembers(n))
clazz
}
private def createMembers(n: EnumDeclaration): JavaList[BodyDeclaration] = {
val typeDecl = new ClassOrInterface(0, false, n.getName)
typeDecl.setImplements(n.getImplements)
typeDecl.setMembers(n.getMembers)
val ty = new ClassOrInterfaceType(n.getName)
val entries = n.getEntries.map(e => {
val init = new ObjectCreationExpr(null, ty, e.getArgs)
new FieldDeclaration(ModifierSet.FINAL, ty, new VariableDeclarator(e.getName, init)) })
val members = new ArrayList[BodyDeclaration]()
members.add(typeDecl)
members.addAll(entries)
members
}
}