Update all user commands/events/valueObjects to Kotlin equivalents

Update all user commands/events/valueObjects to Kotlin equivalents

#28

core-api/src/main/java/org/axonframework/samples/trader/api/users/commands.kt

@@ -0,0 +1,41 @@
+package org.axonframework.samples.trader.api.users
+
+import org.axonframework.commandhandling.TargetAggregateIdentifier
+import java.util.*
+import javax.validation.constraints.NotNull
+import javax.validation.constraints.Size
+
+abstract class UserCommand(@TargetAggregateIdentifier open val userId: UserId)
+
+class CreateUserCommand(
+        override val userId: UserId,
+        val name: String, @NotNull @Size(min = 3)
+        val username: String, @NotNull @Size(min = 3)
+        val password: String
+) : UserCommand(userId)
+
+data class AuthenticateUserCommand(
+        override val userId: UserId,
+        val userName: String,
+        @NotNull @Size(min = 3) val password: CharArray
+) : UserCommand(userId) {
+
+    override fun equals(other: Any?): Boolean {
+        if (this === other) return true
+        if (other !is AuthenticateUserCommand) return false
+
+        if (userId != other.userId) return false
+        if (userName != other.userName) return false
+        if (!Arrays.equals(password, other.password)) return false
+
+        return true
+    }
+
+    override fun hashCode(): Int {
+        var result = userId.hashCode()
+        result = 31 * result + userName.hashCode()
+        result = 31 * result + Arrays.hashCode(password)
+        return result
+    }
+
+}

core-api/src/main/java/org/axonframework/samples/trader/api/users/events.kt

@@ -0,0 +1,12 @@
+package org.axonframework.samples.trader.api.users
+
+abstract class UserEvent(open val userId: UserId)
+
+data class UserCreatedEvent(
+        override val userId: UserId,
+        val name: String,
+        val username: String,
+        val password: String
+) : UserEvent(userId)
+
+data class UserAuthenticatedEvent(override val userId: UserId) : UserEvent(userId)

core-api/src/main/java/org/axonframework/samples/trader/api/users/valueObjects.kt

@@ -0,0 +1,12 @@
+package org.axonframework.samples.trader.api.users
+
+import org.axonframework.common.IdentifierFactory
+import java.io.Serializable
+
+data class UserId(val identifier: String = IdentifierFactory.getInstance().generateIdentifier()) : Serializable {
+
+    companion object {
+        private const val serialVersionUID = -4860092244272266543L
+    }
+
+}

orders/src/main/java/org/axonframework/samples/trader/orders/command/PortfolioManagementUserListener.java

@@ -41,8 +41,8 @@ public class PortfolioManagementUserListener {
     @EventHandler
     public void createNewPortfolioWhenUserIsCreated(UserCreatedEvent event) {
         logger.debug("About to dispatch a new command to create a Portfolio for the new user {}",
-                event.getUserIdentifier());
-        CreatePortfolioCommand command = new CreatePortfolioCommand(new PortfolioId(), event.getUserIdentifier());
+                event.getUserId());
+        CreatePortfolioCommand command = new CreatePortfolioCommand(new PortfolioId(), event.getUserId());
         commandBus.dispatch(new GenericCommandMessage<>(command));
     }
 

users-query/src/main/java/org/axonframework/samples/trader/query/users/UserListener.java

@@ -33,7 +33,7 @@ public class UserListener {
     @EventHandler
     public void handleUserCreated(UserCreatedEvent event) {
         UserEntry userEntry = new UserEntry();
-        userEntry.setIdentifier(event.getUserIdentifier().toString());
+        userEntry.setIdentifier(event.getUserId().toString());
         userEntry.setName(event.getName());
         userEntry.setUsername(event.getUsername());
         userEntry.setPassword(event.getPassword());

users/src/main/java/org/axonframework/samples/trader/users/command/User.java

@@ -53,7 +53,7 @@ public boolean authenticate(char[] password) {
 
     @EventHandler
     public void onUserCreated(UserCreatedEvent event) {
-        this.userId = event.getUserIdentifier();
+        this.userId = event.getUserId();
         this.passwordHash = event.getPassword();
     }