Lift Framework example source code file (Serialization.scala)

This example Lift Framework source code file (Serialization.scala) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Lift Framework tags/keywords

a, a, anyref, formats, formats, manifest, reader, reader, serialization, string, stringwriter, w, w, writer

The Lift Framework Serialization.scala source code

/*
 * Copyright 2009-2010 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

import scala.reflect.Manifest

/** Functions to serialize and deserialize a case class.
 * Custom serializer can be inserted if a class is not a case class.
 * <p>
 * Example:<pre>
 * val hints = new ShortTypeHints( ... )
 * implicit val formats = Serialization.formats(hints)
 * </pre>
 *
 * @see net.liftweb.json.TypeHints
 */
object Serialization {
  import java.io.{Reader, StringWriter, Writer}

  /** Serialize to String.
   */
  def write[A <: AnyRef](a: A)(implicit formats: Formats): String =
    (write(a, new StringWriter)(formats)).toString

  /** Serialize to Writer.
   */
  def write[A <: AnyRef, W <: Writer](a: A, out: W)(implicit formats: Formats): W =
    Printer.compact(render(Extraction.decompose(a)(formats)), out)

  /** Deserialize from a String.
   */
  def read[A](json: String)(implicit formats: Formats, mf: Manifest[A]): A =
    parse(json).extract(formats, mf)

  /** Deserialize from a Reader.
   */
  def read[A](in: Reader)(implicit formats: Formats, mf: Manifest[A]): A =
    JsonParser.parse(in).extract(formats, mf)

  /** Create Serialization formats with given type hints.
   * <p>
   * Example:<pre>
   * val hints = new ShortTypeHints( ... )
   * implicit val formats = Serialization.formats(hints)
   * </pre>
   */
  def formats(hints: TypeHints) = new Formats {
    val dateFormat = DefaultFormats.lossless.dateFormat
    override val typeHints = hints
  }
}