add java serialization support for Id and RawId

Author: Adrian Tosca

README.md

@@ -1,6 +1,6 @@
 # typeid-kotlin
 ![Build Status](https://github.com/aleris/typeid-kotlin/actions/workflows/build-on-push.yml/badge.svg)
-![Current Version](https://img.shields.io/badge/Version-0.0.8-blue)
+![Current Version](https://img.shields.io/badge/Version-0.0.9-blue)
 
 
 ## A Kotlin implementation of [TypeID](https://github.com/jetpack-io/typeid).
@@ -25,14 +25,14 @@ To use with Maven:
 <dependency>
     <groupId>earth.adi</groupId>
     <artifactId>typeid-kotlin</artifactId>
-    <version>0.0.8</version>
+    <version>0.0.9</version>
 </dependency>
 ```
 
 To use via Gradle:
 
 ```kotlin
-implementation("earth.adi:typeid-kotlin:0.0.8")
+implementation("earth.adi:typeid-kotlin:0.0.9")
 ```
 
 

build.gradle.kts

@@ -14,7 +14,7 @@ plugins {
 
 group = "earth.adi"
 
-version = "0.0.8"
+version = "0.0.9"
 
 repositories { mavenCentral() }
 
@@ -159,6 +159,7 @@ tasks.publish { dependsOn(tasks.dokkaHtml) }
 
 jreleaser {
   project {
+    name.set(mavenArtifactId)
     description.set(mavenArtifactDescription)
     authors.set(arrayListOf("aleris"))
     license.set("Apache-2.0")

src/main/kotlin/earth/adi/typeid/RawId.kt

@@ -1,6 +1,7 @@
 package earth.adi.typeid
 
 import earth.adi.typeid.codec.Codec
+import java.io.Serializable
 import java.util.UUID
 
 /**
@@ -10,7 +11,7 @@ import java.util.UUID
  * @property prefix the prefix of the identifier
  * @property uuid the uuid of the identifier
  */
-data class RawId(val prefix: String, val uuid: UUID) {
+data class RawId(val prefix: String, val uuid: UUID) : Serializable {
   init {
     Codec.requireValidPrefix(prefix)
   }

src/main/kotlin/earth/adi/typeid/TypedPrefix.kt

@@ -1,4 +1,6 @@
 package earth.adi.typeid
 
+import java.io.Serializable
+
 /** Typed prefix for a type id. */
-data class TypedPrefix<TEntity>(val prefix: String)
+data class TypedPrefix<TEntity>(val prefix: String) : Serializable

src/test/kotlin/earth/adi/typeid/IdTest.kt

@@ -1,5 +1,8 @@
 package earth.adi.typeid
 
+import java.io.ByteArrayOutputStream
+import java.io.ObjectInputStream
+import java.io.ObjectOutputStream
 import java.util.*
 import org.assertj.core.api.Assertions.assertThat
 import org.assertj.core.api.Assertions.assertThatThrownBy
@@ -30,4 +33,17 @@ class IdTest {
     val id = Id<String>(TypedPrefix("user"), uuid)
     assertThat(id.uuid).isEqualTo(uuid)
   }
+
+  @Test
+  fun `test serialization deserialization`() {
+    val uuid = UUID.fromString("00000000-0000-0000-0000-000000000000")
+    val id = Id<String>(TypedPrefix("user"), uuid)
+    ByteArrayOutputStream().use { outputStream ->
+      ObjectOutputStream(outputStream).writeObject(id)
+      ObjectInputStream(outputStream.toByteArray().inputStream()).use {
+        @Suppress("UNCHECKED_CAST") val deserializedId = it.readObject() as Id<String>
+        assertThat(deserializedId).isEqualTo(id)
+      }
+    }
+  }
 }

src/test/kotlin/earth/adi/typeid/RawIdTest.kt

@@ -1,5 +1,8 @@
 package earth.adi.typeid
 
+import java.io.ByteArrayOutputStream
+import java.io.ObjectInputStream
+import java.io.ObjectOutputStream
 import java.util.*
 import org.assertj.core.api.Assertions.assertThat
 import org.junit.jupiter.api.Assertions.*
@@ -17,4 +20,17 @@ class RawIdTest {
     val uuid = UUID.randomUUID()
     assertThat(RawId("prefix", uuid).uuid).isEqualTo(uuid)
   }
+
+  @Test
+  fun `test serialization deserialization`() {
+    val uuid = UUID.fromString("00000000-0000-0000-0000-000000000000")
+    val id = RawId("user", uuid)
+    ByteArrayOutputStream().use { outputStream ->
+      ObjectOutputStream(outputStream).writeObject(id)
+      ObjectInputStream(outputStream.toByteArray().inputStream()).use {
+        val deserializedId = it.readObject() as RawId
+        assertThat(deserializedId).isEqualTo(id)
+      }
+    }
+  }
 }