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Lift Framework example source code file (EnumSerializer.scala)
The Lift Framework EnumSerializer.scala source code/* * Copyright 2006-2010 WorldWide Conferencing, LLC * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package net.liftweb package json package ext class EnumSerializer[E <: Enumeration: ClassManifest](enum: E) extends json.Serializer[E#Value] { import JsonDSL._ val EnumerationClass = classOf[E#Value] def deserialize(implicit format: Formats): PartialFunction[(TypeInfo, JValue), E#Value] = { case (TypeInfo(EnumerationClass, _), json) => json match { case JInt(value) if (value <= enum.maxId) => enum(value.toInt) case value => throw new MappingException("Can't convert " + value + " to "+ EnumerationClass) } } def serialize(implicit format: Formats): PartialFunction[Any, JValue] = { case i: E#Value => i.id } } class EnumNameSerializer[E <: Enumeration: ClassManifest](enum: E) extends json.Serializer[E#Value] { import JsonDSL._ val EnumerationClass = classOf[E#Value] def deserialize(implicit format: Formats): PartialFunction[(TypeInfo, JValue), E#Value] = { case (TypeInfo(EnumerationClass, _), json) => json match { case JString(value) if (enum.values.exists(_.toString == value)) => enum.withName(value) case value => throw new MappingException("Can't convert " + value + " to "+ EnumerationClass) } } def serialize(implicit format: Formats): PartialFunction[Any, JValue] = { case i: E#Value => i.toString } } Other Lift Framework examples (source code examples)Here is a short list of links related to this Lift Framework EnumSerializer.scala source code file: |
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