Replace ClassManifest to ClassTag

ClassManifest has been deprecated as of 2.10 and replaced with ClassTag
because a warning message is displayed at compile time.

3 files changed, 12 insertions, 6 deletions

diff --git a/src/main/boilerplate/spray/json/ProductFormatsInstances.scala.template b/src/main/boilerplate/spray/json/ProductFormatsInstances.scala.template
index 3d29b58..03d9492 100644
--- a/src/main/boilerplate/spray/json/ProductFormatsInstances.scala.template
+++ b/src/main/boilerplate/spray/json/ProductFormatsInstances.scala.template
@@ -16,11 +16,14 @@
 
 package spray.json
 
+import scala.reflect.ClassTag
+
 trait ProductFormatsInstances { self: ProductFormats with StandardFormats =>
 [#  // Case classes with 1 parameters
 
-  def jsonFormat1[[#P1 :JF#], T <: Product :ClassManifest](construct: ([#P1#]) => T): RootJsonFormat[T] = {
-    val Array([#p1#]) = extractFieldNames(classManifest[T])
+  def jsonFormat1[[#P1 :JF#], T <: Product :ClassTag](construct: ([#P1#]) => T): RootJsonFormat[T] = {
+    val c = implicitly[ClassTag[T]]
+    val Array([#p1#]) = extractFieldNames(c)
     jsonFormat(construct, [#p1#])
   }
   def jsonFormat[[#P1 :JF#], T <: Product](construct: ([#P1#]) => T, [#fieldName1: String#]): RootJsonFormat[T] = new RootJsonFormat[T]{
diff --git a/src/main/scala/spray/json/CollectionFormats.scala b/src/main/scala/spray/json/CollectionFormats.scala
index 24ab1dd..9a3e8fd 100644
--- a/src/main/scala/spray/json/CollectionFormats.scala
+++ b/src/main/scala/spray/json/CollectionFormats.scala
@@ -17,6 +17,8 @@
 
 package spray.json
 
+import scala.reflect.ClassTag
+
 trait CollectionFormats {
 
   /**
@@ -33,7 +35,7 @@ trait CollectionFormats {
   /**
     * Supplies the JsonFormat for Arrays.
    */
-  implicit def arrayFormat[T :JsonFormat :ClassManifest] = new RootJsonFormat[Array[T]] {
+  implicit def arrayFormat[T :JsonFormat :ClassTag] = new RootJsonFormat[Array[T]] {
     def write(array: Array[T]) = JsArray(array.map(_.toJson).toVector)
     def read(value: JsValue) = value match {
       case JsArray(elements) => elements.map(_.convertTo[T]).toArray[T]
@@ -90,4 +92,4 @@ trait CollectionFormats {
       case x => deserializationError("Expected Collection as JsArray, but got " + x)
     }
   }
-}
\ No newline at end of file
+}
diff --git a/src/main/scala/spray/json/ProductFormats.scala b/src/main/scala/spray/json/ProductFormats.scala
index 7d6c63e..81a48af 100644
--- a/src/main/scala/spray/json/ProductFormats.scala
+++ b/src/main/scala/spray/json/ProductFormats.scala
@@ -19,6 +19,7 @@ package spray.json
 import java.lang.reflect.Modifier
 import scala.annotation.tailrec
 import scala.util.control.NonFatal
+import scala.reflect.ClassTag
 
 /**
  * Provides the helpers for constructing custom JsonFormat implementations for types implementing the Product trait
@@ -64,8 +65,8 @@ trait ProductFormats extends ProductFormatsInstances {
     case _ => deserializationError("Object expected in field '" + fieldName + "'", fieldNames = fieldName :: Nil)
   }
 
-  protected def extractFieldNames(classManifest: ClassManifest[_]): Array[String] = {
-    val clazz = classManifest.erasure
+  protected def extractFieldNames(tag: ClassTag[_]): Array[String] = {
+    val clazz = tag.runtimeClass
     try {
       // copy methods have the form copy$default$N(), we need to sort them in order, but must account for the fact
       // that lexical sorting of ...8(), ...9(), ...10() is not correct, so we extract N and sort by N.toInt