based remoting protocol Protobuf + added SBinary, Scala-JSON, Java-JSON and Protobuf serialization traits and protocols for remote and storage usage

kernel/src/main/scala/util/Helpers.scala

@@ -4,6 +4,8 @@
 
 package se.scalablesolutions.akka.kernel.util
 
+import java.io.UnsupportedEncodingException
+import java.security.{NoSuchAlgorithmException, MessageDigest}
 import java.util.concurrent.locks.ReentrantReadWriteLock
 
 import scala.actors._
@@ -18,6 +20,20 @@ class SystemFailure(cause: Throwable) extends RuntimeException(cause)
  */
 object Helpers extends Logging {
 
+  def getDigestFor(s: String) = {
+    val digest = MessageDigest.getInstance("MD5")
+    digest.update(s.getBytes("ASCII"))
+    val bytes = digest.digest
+
+    val sb = new StringBuilder
+    val hex = "0123456789ABCDEF"
+    bytes.foreach(b => {
+      val n = b.asInstanceOf[Int]
+      sb.append(hex.charAt((n & 0xF) >> 4)).append(hex.charAt(n & 0xF))
+    })
+    sb.toString
+  }
+
  // ================================================
   @serializable
   class ReadWriteLock {