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Diffstat (limited to 'src/main/scala/spray/json/StandardFormats.scala')
-rw-r--r-- | src/main/scala/spray/json/StandardFormats.scala | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/src/main/scala/spray/json/StandardFormats.scala b/src/main/scala/spray/json/StandardFormats.scala deleted file mode 100644 index e59de64..0000000 --- a/src/main/scala/spray/json/StandardFormats.scala +++ /dev/null @@ -1,120 +0,0 @@ -/* - * Original implementation (C) 2009-2011 Debasish Ghosh - * Adapted and extended in 2011 by Mathias Doenitz - * - * 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 spray.json - -import scala.{Left, Right} - -/** - * Provides the JsonFormats for the non-collection standard types. - */ -trait StandardFormats { - this: AdditionalFormats => - - private[json] type JF[T] = JsonFormat[T] // simple alias for reduced verbosity - - implicit def optionFormat[T :JF]: JF[Option[T]] = new OptionFormat[T] - - class OptionFormat[T :JF] extends JF[Option[T]] { - def write(option: Option[T]) = option match { - case Some(x) => x.toJson - case None => JsNull - } - def read(value: JsValue) = value match { - case JsNull => None - case x => Some(x.convertTo[T]) - } - // allows reading the JSON as a Some (useful in container formats) - def readSome(value: JsValue) = Some(value.convertTo[T]) - } - - implicit def eitherFormat[A :JF, B :JF] = new JF[Either[A, B]] { - def write(either: Either[A, B]) = either match { - case Right(a) => a.toJson - case Left(b) => b.toJson - } - def read(value: JsValue) = (value.convertTo(safeReader[A]), value.convertTo(safeReader[B])) match { - case (Right(a), _: Left[_, _]) => Left(a) - case (_: Left[_, _], Right(b)) => Right(b) - case (_: Right[_, _], _: Right[_, _]) => deserializationError("Ambiguous Either value: can be read as both, Left and Right, values") - case (Left(ea), Left(eb)) => deserializationError("Could not read Either value:\n" + ea + "---------- and ----------\n" + eb) - } - } - - implicit def tuple1Format[A :JF] = new JF[Tuple1[A]] { - def write(t: Tuple1[A]) = t._1.toJson - def read(value: JsValue) = Tuple1(value.convertTo[A]) - } - - implicit def tuple2Format[A :JF, B :JF] = new RootJsonFormat[(A, B)] { - def write(t: (A, B)) = JsArray(t._1.toJson, t._2.toJson) - def read(value: JsValue) = value match { - case JsArray(Seq(a, b)) => (a.convertTo[A], b.convertTo[B]) - case x => deserializationError("Expected Tuple2 as JsArray, but got " + x) - } - } - - implicit def tuple3Format[A :JF, B :JF, C :JF] = new RootJsonFormat[(A, B, C)] { - def write(t: (A, B, C)) = JsArray(t._1.toJson, t._2.toJson, t._3.toJson) - def read(value: JsValue) = value match { - case JsArray(Seq(a, b, c)) => (a.convertTo[A], b.convertTo[B], c.convertTo[C]) - case x => deserializationError("Expected Tuple3 as JsArray, but got " + x) - } - } - - implicit def tuple4Format[A :JF, B :JF, C :JF, D :JF] = new RootJsonFormat[(A, B, C, D)] { - def write(t: (A, B, C, D)) = JsArray(t._1.toJson, t._2.toJson, t._3.toJson, t._4.toJson) - def read(value: JsValue) = value match { - case JsArray(Seq(a, b, c, d)) => (a.convertTo[A], b.convertTo[B], c.convertTo[C], d.convertTo[D]) - case x => deserializationError("Expected Tuple4 as JsArray, but got " + x) - } - } - - implicit def tuple5Format[A :JF, B :JF, C :JF, D :JF, E :JF] = { - new RootJsonFormat[(A, B, C, D, E)] { - def write(t: (A, B, C, D, E)) = JsArray(t._1.toJson, t._2.toJson, t._3.toJson, t._4.toJson, t._5.toJson) - def read(value: JsValue) = value match { - case JsArray(Seq(a, b, c, d, e)) => - (a.convertTo[A], b.convertTo[B], c.convertTo[C], d.convertTo[D], e.convertTo[E]) - case x => deserializationError("Expected Tuple5 as JsArray, but got " + x) - } - } - } - - implicit def tuple6Format[A :JF, B :JF, C :JF, D :JF, E :JF, F: JF] = { - new RootJsonFormat[(A, B, C, D, E, F)] { - def write(t: (A, B, C, D, E, F)) = JsArray(t._1.toJson, t._2.toJson, t._3.toJson, t._4.toJson, t._5.toJson, t._6.toJson) - def read(value: JsValue) = value match { - case JsArray(Seq(a, b, c, d, e, f)) => - (a.convertTo[A], b.convertTo[B], c.convertTo[C], d.convertTo[D], e.convertTo[E], f.convertTo[F]) - case x => deserializationError("Expected Tuple6 as JsArray, but got " + x) - } - } - } - - implicit def tuple7Format[A :JF, B :JF, C :JF, D :JF, E :JF, F: JF, G: JF] = { - new RootJsonFormat[(A, B, C, D, E, F, G)] { - def write(t: (A, B, C, D, E, F, G)) = JsArray(t._1.toJson, t._2.toJson, t._3.toJson, t._4.toJson, t._5.toJson, t._6.toJson, t._7.toJson) - def read(value: JsValue) = value match { - case JsArray(Seq(a, b, c, d, e, f, g)) => - (a.convertTo[A], b.convertTo[B], c.convertTo[C], d.convertTo[D], e.convertTo[E], f.convertTo[F], g.convertTo[G]) - case x => deserializationError("Expected Tuple7 as JsArray, but got " + x) - } - } - } - -} |