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wajdawajda
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issue #6 Support for 'Seq' type
1 parent c8b3a65 commit d60149d

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+130
-50
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4 files changed

+130
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‎src/main/scala/com/arangodb/velocypack/module/scala/VPackScalaModule.scala‎

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Original file line numberDiff line numberDiff line change
@@ -10,12 +10,14 @@ class VPackScalaModule extends VPackModule {
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def setup[C <: VPackSetupContext[C]](context: C): Unit = {
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context.registerDeserializer(classOf[Option[Any]], VPackScalaDeserializers.OPTION, true)
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context.registerDeserializer(classOf[Seq[Any]], VPackScalaDeserializers.SEQ)
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context.registerDeserializer(classOf[List[Any]], VPackScalaDeserializers.LIST)
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context.registerDeserializer(classOf[Map[Any, Any]], VPackScalaDeserializers.MAP)
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context.registerDeserializer(classOf[BigInt], VPackScalaDeserializers.BIG_INT)
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context.registerDeserializer(classOf[BigDecimal], VPackScalaDeserializers.BIG_DECIMAL)
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context.registerSerializer(classOf[Option[Any]], VPackScalaSerializers.OPTION)
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context.registerSerializer(classOf[Seq[Any]], VPackScalaSerializers.SEQ)
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context.registerSerializer(classOf[List[Any]], VPackScalaSerializers.LIST)
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context.registerSerializer(classOf[Map[Any, Any]], VPackScalaSerializers.MAP)
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context.registerEnclosingSerializer(classOf[Map[Any, Any]], VPackScalaSerializers.MAP)

‎src/main/scala/com/arangodb/velocypack/module/scala/internal/VPackScalaDeserializers.scala‎

Lines changed: 60 additions & 50 deletions
Original file line numberDiff line numberDiff line change
@@ -1,51 +1,61 @@
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package com.arangodb.velocypack.module.scala.internal
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import com.arangodb.velocypack.VPackDeserializer
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import com.arangodb.velocypack.VPackDeserializationContext
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import com.arangodb.velocypack.VPackSlice
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import com.arangodb.velocypack.VPackDeserializerParameterizedType
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import java.lang.reflect.ParameterizedType
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import scala.collection.JavaConversions._
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import scala.collection.JavaConverters._
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object VPackScalaDeserializers {
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val OPTION = new VPackDeserializerParameterizedType[Option[Any]] {
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def deserialize(parent: VPackSlice, vpack: VPackSlice, context: VPackDeserializationContext): Option[Any] =
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throw new UnsupportedOperationException
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def deserialize(parent: VPackSlice, vpack: VPackSlice, context: VPackDeserializationContext, t: ParameterizedType): Option[Any] = {
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val value = context.deserialize(vpack, t.getActualTypeArguments()(0).asInstanceOf[Class[Any]])
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value match {
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case null => None
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case _ => Some(value)
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}
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}
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}
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val LIST = new VPackDeserializerParameterizedType[List[Any]] {
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def deserialize(parent: VPackSlice, vpack: VPackSlice, context: VPackDeserializationContext): List[Any] =
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throw new UnsupportedOperationException
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def deserialize(parent: VPackSlice, vpack: VPackSlice, context: VPackDeserializationContext, t: ParameterizedType): List[Any] = {
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val clazz = t.getActualTypeArguments()(0).asInstanceOf[Class[Any]]
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vpack.arrayIterator().map { slice => context.deserialize(slice, clazz) }.toList
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}
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}
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val MAP = new VPackDeserializer[Map[Any, Any]] {
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def deserialize(parent: VPackSlice, vpack: VPackSlice, context: VPackDeserializationContext): Map[Any, Any] =
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context.deserialize(vpack, classOf[java.util.Map[Any, Any]]).toMap
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}
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val BIG_INT = new VPackDeserializer[BigInt] {
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def deserialize(parent: VPackSlice, vpack: VPackSlice, context: VPackDeserializationContext): BigInt =
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BigInt.javaBigInteger2bigInt(context.deserialize(vpack, classOf[java.math.BigInteger]))
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}
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val BIG_DECIMAL = new VPackDeserializer[BigDecimal] {
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def deserialize(parent: VPackSlice, vpack: VPackSlice, context: VPackDeserializationContext): BigDecimal =
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BigDecimal.javaBigDecimal2bigDecimal(context.deserialize(vpack, classOf[java.math.BigDecimal]))
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}
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package com.arangodb.velocypack.module.scala.internal
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import com.arangodb.velocypack.VPackDeserializer
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import com.arangodb.velocypack.VPackDeserializationContext
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import com.arangodb.velocypack.VPackSlice
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import com.arangodb.velocypack.VPackDeserializerParameterizedType
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import java.lang.reflect.ParameterizedType
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import scala.collection.JavaConversions._
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import scala.collection.JavaConverters._
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object VPackScalaDeserializers {
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val OPTION = new VPackDeserializerParameterizedType[Option[Any]] {
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def deserialize(parent: VPackSlice, vpack: VPackSlice, context: VPackDeserializationContext): Option[Any] =
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throw new UnsupportedOperationException
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def deserialize(parent: VPackSlice, vpack: VPackSlice, context: VPackDeserializationContext, t: ParameterizedType): Option[Any] = {
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val value = context.deserialize[Any](vpack, t.getActualTypeArguments()(0))
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value match {
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case null => None
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case _ => Some(value)
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}
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}
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}
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val SEQ = new VPackDeserializerParameterizedType[Seq[Any]] {
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def deserialize(parent: VPackSlice, vpack: VPackSlice, context: VPackDeserializationContext): Seq[Any] =
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throw new UnsupportedOperationException
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def deserialize(parent: VPackSlice, vpack: VPackSlice, context: VPackDeserializationContext, t: ParameterizedType): Seq[Any] = {
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val clazz = t.getActualTypeArguments()(0).asInstanceOf[Class[Any]]
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vpack.arrayIterator().map { slice: VPackSlice => context.deserialize[Any](slice, clazz) }.toSeq
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}
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}
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val LIST = new VPackDeserializerParameterizedType[List[Any]] {
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def deserialize(parent: VPackSlice, vpack: VPackSlice, context: VPackDeserializationContext): List[Any] =
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throw new UnsupportedOperationException
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def deserialize(parent: VPackSlice, vpack: VPackSlice, context: VPackDeserializationContext, t: ParameterizedType): List[Any] = {
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val clazz = t.getActualTypeArguments()(0).asInstanceOf[Class[Any]]
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vpack.arrayIterator().map { slice: VPackSlice => context.deserialize[Any](slice, clazz) }.toList
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}
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}
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val MAP = new VPackDeserializer[Map[Any, Any]] {
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def deserialize(parent: VPackSlice, vpack: VPackSlice, context: VPackDeserializationContext): Map[Any, Any] =
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context.deserialize[java.util.Map[Any, Any]](vpack, classOf[java.util.Map[Any, Any]]).toMap
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}
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val BIG_INT = new VPackDeserializer[BigInt] {
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def deserialize(parent: VPackSlice, vpack: VPackSlice, context: VPackDeserializationContext): BigInt =
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BigInt.javaBigInteger2bigInt(context.deserialize(vpack, classOf[java.math.BigInteger]))
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}
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val BIG_DECIMAL = new VPackDeserializer[BigDecimal] {
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def deserialize(parent: VPackSlice, vpack: VPackSlice, context: VPackDeserializationContext): BigDecimal =
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BigDecimal.javaBigDecimal2bigDecimal(context.deserialize(vpack, classOf[java.math.BigDecimal]))
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}
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}

‎src/main/scala/com/arangodb/velocypack/module/scala/internal/VPackScalaSerializers.scala‎

Lines changed: 7 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -13,6 +13,13 @@ object VPackScalaSerializers {
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context.serialize(builder, attribute, value.orNull)
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}
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val SEQ = new VPackSerializer[Seq[Any]] {
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def serialize(builder: VPackBuilder, attribute: String, value: Seq[Any], context: VPackSerializationContext): Unit = {
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val list: _root_.java.util.List[Any] = ListBuffer(value: _*)
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context.serialize(builder, attribute, list)
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}
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}
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val LIST = new VPackSerializer[List[Any]] {
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def serialize(builder: VPackBuilder, attribute: String, value: List[Any], context: VPackSerializationContext): Unit = {
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val list: _root_.java.util.List[Any] = ListBuffer(value: _*)

‎src/test/scala/com/arangodb/velocypack/module/scala/VPackSeqTest.scala‎

Lines changed: 61 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,61 @@
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package com.arangodb.velocypack.module.scala
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import org.scalatest.Matchers
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import org.scalatest.FunSuite
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import scala.beans.BeanProperty
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import com.arangodb.velocypack.VPack
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import com.arangodb.velocypack.VPackBuilder
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import com.arangodb.velocypack.ValueType
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case class SeqTestEntity(@BeanProperty var s: Seq[String] = Seq(), @BeanProperty var i: Seq[Int] = Seq(), @BeanProperty var o: Seq[SeqTestEntity] = Seq()) {
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def this() = this(s = Seq())
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}
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class VPackSeqTest extends FunSuite with Matchers {
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test("serialize seq") {
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val vp = new VPack.Builder().registerModule(new VPackScalaModule).build()
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val vpack = vp.serialize(SeqTestEntity(Seq("hello world"), Seq(69), Seq(new SeqTestEntity)))
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vpack should not be null
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vpack.isObject should be(true)
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vpack.get("s").isArray should be(true)
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vpack.get("s").size should be(1)
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vpack.get("s").get(0).isString should be(true)
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vpack.get("s").get(0).getAsString should be("hello world")
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vpack.get("i").isArray should be(true)
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vpack.get("i").size should be(1)
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vpack.get("i").get(0).isInteger should be(true)
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vpack.get("i").get(0).getAsInt should be(69)
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vpack.get("o").isArray should be(true)
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vpack.get("o").size should be(1)
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vpack.get("o").get(0).isObject should be(true)
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}
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test("deserialize seq") {
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val builder = new VPackBuilder()
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builder add ValueType.OBJECT
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builder add ("s", ValueType.ARRAY)
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builder add "hello world"
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builder.close
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builder add ("i", ValueType.ARRAY)
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builder add new Integer(69)
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builder.close
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builder add ("o", ValueType.ARRAY)
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builder add ValueType.OBJECT
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builder.close
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builder.close
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builder.close
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val vp = new VPack.Builder().registerModule(new VPackScalaModule).build()
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val entity: SeqTestEntity = vp.deserialize(builder.slice, classOf[SeqTestEntity])
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entity should not be null
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entity.s.size should be(1)
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entity.s(0) should be("hello world")
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entity.i.size should be(1)
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entity.i(0) should be(69)
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entity.o.size should be(1)
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entity.o(0) should not be null
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entity.o(0) shouldBe a [SeqTestEntity]
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}
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}

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