ActiveObjectComponent now written in Scala

akka-camel/src/main/scala/component/ActiveObjectComponent.scala

@@ -0,0 +1,67 @@
+/**
+ * Copyright (C) 2009-2010 Scalable Solutions AB <http://scalablesolutions.se>
+ */
+
+package se.scalablesolutions.akka.camel.component
+
+import java.util.Map
+import java.util.concurrent.ConcurrentHashMap
+import org.apache.camel.CamelContext
+import org.apache.camel.component.bean._
+
+/**
+ * @author Martin Krasser
+ */
+object ActiveObjectComponent {
+  val DefaultSchema = "actobj"
+}
+
+/**
+ * @author Martin Krasser
+ */
+class ActiveObjectComponent extends BeanComponent {
+  val activeObjectRegistry = new ConcurrentHashMap[String, AnyRef]
+
+  override def createEndpoint(uri: String, remaining: String, parameters: Map[String, AnyRef]) = {
+    val endpoint = new BeanEndpoint(uri, this)
+    endpoint.setBeanName(remaining)
+    endpoint.setBeanHolder(createBeanHolder(remaining))
+    setProperties(endpoint.getProcessor, parameters)
+    endpoint
+  }
+
+  private def createBeanHolder(beanName: String) =
+    new ActiveObjectHolder(activeObjectRegistry, getCamelContext, beanName).createCacheHolder
+}
+
+/**
+ * @author Martin Krasser
+ */
+class ActiveObjectHolder(activeObjectRegistry: Map[String, AnyRef], context: CamelContext, name: String)
+    extends RegistryBean(context, name) {
+
+  override def getBeanInfo: BeanInfo =
+    new ActiveObjectInfo(getContext, getBean.getClass, getParameterMappingStrategy)
+
+  override def getBean: AnyRef =
+    activeObjectRegistry.get(getName)
+}
+
+/**
+ * @author Martin Krasser
+ */
+class ActiveObjectInfo(context: CamelContext, clazz: Class[_], strategy: ParameterMappingStrategy)
+    extends BeanInfo(context, clazz, strategy) {
+
+  protected override def introspect(clazz: Class[_]): Unit = {
+    for (method <- clazz.getDeclaredMethods) {
+      if (isValidMethod(clazz, method)) {
+        introspect(clazz, method)
+      }
+    }
+    val superclass = clazz.getSuperclass
+    if (superclass != null && !superclass.equals(classOf[Any])) {
+      introspect(superclass)
+    }
+  }
+}