Created the SimpleRegistry file

SimpleRegistry expose the ability of manging voters information (their groups, and personal data)

voter-registry/build.gradle

@@ -30,7 +30,7 @@ ext {
         nexusPassword = project.hasProperty('nexusPassword') ? project.property('nexusPassword') : ""
 }
 
-description = "Meerkat Voter Registry application"
+description = "Meerkat Voter SimpleRegistry application"
 
 // Your project version
 version = "0.0"

voter-registry/src/main/java/meerkat/Registry.java

@@ -1,13 +0,0 @@
-package meerkat;
-import meerkat.ProtobufsMessages.*;
-
-/**
- * Created by Vladimir Eliezer Tokarev on 1/8/2016.
- *
- */
-public class Registry {
-
-    public boolean TryAddVoter(String voterID, String personalData) throws IllegalArgumentException{
-        private
-    }
-}

voter-registry/src/main/java/meerkat/SimpleRegistry.java

@@ -0,0 +1,137 @@
+package meerkat;
+import meerkat.ProtobufsMessages.*;
+import meerkat.comm.CommunicationException;
+
+import java.util.List;
+
+/**
+ *  Created by Vladimir Eliezer Tokarev on 1/8/2016.
+ *  Gives the ability to manage voters information
+ *  This object is synchronous (which meaning its method blocking)
+ */
+public class SimpleRegistry {
+
+    public SimpleRegistry(){
+        // inits the encoding object
+        // inits the connection data
+    }
+
+    /**
+     * Tries to add new voter to the bulletin-board
+     * @param voterID
+     * @param personalData for example residence location
+     * @throws throws CommunicationException
+     * @return true if the adding action succeeded else return false
+     */
+    public boolean AddVoter(String voterID, String personalData) throws CommunicationException {
+        /**
+         * try:
+         *      Create basic message for adding new voter
+         *      Create bulletin board message using CreateBulletinBoardMessage
+         *      use SimpleBulletinBoardClient.PostMessage to send the message
+         *      return true
+         *  catch exception:
+         *      return false
+         */
+    }
+
+    /**
+     * Tries adding given voter to given group
+     * @param voterID
+     * @param groupID
+     * @throws CommunicationException
+     * @return true if the adding action succeeded else return false
+     */
+    public boolean AddToGroup(String voterID, String groupID) throws CommunicationException {
+        /**
+         * try:
+         *      Create basic message for adding the given voter to the wanted group
+         *      Create bulletin board message using CreateBulletinBoardMessage
+         *      use SimpleBulletinBoardClient.PostMessage to send the message
+         *      return true
+         *  catch exception:
+         *      return false
+         */
+    }
+
+    /**
+     * Tries remove given voter from given group
+     * @param voterID
+     * @param groupID
+     * @return  true if the removing action succeeded else return false
+     * @throws CommunicationException
+     */
+    public boolean RemoveFromGroup(String voterID, String groupID) throws CommunicationException {
+        /**
+         * try:
+         *      Create basic message for removing the given voter from the wanted group
+         *      Create bulletin board message using CreateBulletinBoardMessage
+         *      use SimpleBulletinBoardClient.PostMessage to send the message
+         *      return true
+         *  catch exception:
+         *      return false
+         */
+    }
+
+    /**
+     * Tries to set that the voter have voted
+     * @param id
+     * @return true if the set voted succeded else false
+     * @throws CommunicationException
+     */
+    public boolean SetVoted(String id) throws CommunicationException {
+        /**
+         * try:
+         *      Create basic message set voted
+         *      Create bulletin board message using CreateBulletinBoardMessage
+         *      use SimpleBulletinBoardClient.PostMessage to send the message
+         *      return true
+         *  catch exception:
+         *      return false
+         */
+    }
+
+    /**
+     * Craetes bulletin board message from basic message (with the signatures parts)
+     * @param basicMessage array of bytes
+     * @return
+     */
+    private byte[] CreateBulletinBoardMessage(byte[] basicMessage) {
+        /**
+         *  encode the basic  message
+         *  create bulletin board message
+         *  put the basic message in bulletin board message
+         *  put the encoded messages signature into the bulletin board message
+         *  return the bulletin board message
+         */
+    }
+
+    /**
+     * Requests all the groups that the given id voter is in
+     * @param ID
+     * @return list of groups ids (or names), if the method fails its empty
+     * @throws CommunicationException
+     */
+    public List<String> GetGroups(String ID)  throws CommunicationException {
+        /**
+         *  Retrieve all List<BulletinBoardMessage> that contains this id
+         *  creates new list of strings with the names of the group
+         *  Returns the created list
+         */
+    }
+
+    /**
+     * Retreives list of strings that represents voter
+     * @param id
+     * @return list of strings (empty list if the lookup failed)
+     * @throws CommunicationException
+     */
+    public List<String> GetPersonIDDetails(String id) throws CommunicationException {
+        /**
+         *      Retreive all List<BulletinBoardMessage> that contains this id
+         *      search for message with  the wanted personal data
+         *      Create list with personal data
+         *      return the list
+         */
+    }
+}