diff --git a/src/cli/one_helper.rb b/src/cli/one_helper.rb
index fccddbd4c2..3165e7dab0 100644
--- a/src/cli/one_helper.rb
+++ b/src/cli/one_helper.rb
@@ -67,10 +67,10 @@ EOT
             @translation_hash = nil
         end
 
-        def create_resource(template, options)
+        def create_resource(options, &block)
             resource = factory
 
-            rc = resource.allocate(template)
+            rc = block.call(resource)
             if OpenNebula.is_error?(rc)
                 return -1, rc.message
             else
@@ -114,7 +114,7 @@ EOT
             if OpenNebula.is_error?(rc)
                 return -1, rc.message
             else
-                puts "#{self.rname} #{id}: #{verbose}" if options[:verbose]
+                puts "#{self.class.rname} #{id}: #{verbose}" if options[:verbose]
                 return 0
             end
         end
diff --git a/src/cli/one_helper/onehost_helper.rb b/src/cli/one_helper/onehost_helper.rb
index d596acb5e9..51b22454df 100644
--- a/src/cli/one_helper/onehost_helper.rb
+++ b/src/cli/one_helper/onehost_helper.rb
@@ -19,18 +19,6 @@ require 'one_helper'
 class OneHostHelper < OpenNebulaHelper::OneHelper
     TABLE_CONF_FILE="#{OpenNebulaHelper::TABLE_CONF_PATH}/onehost.yaml"
 
-    def create_resource(args, options)
-        resource = factory
-
-        rc = resource.allocate(args[0], args[1], args[2], args[3])
-        if OpenNebula.is_error?(rc)
-            return -1, rc.message
-        else
-            puts "ID: #{resource.id.to_s}" if options[:verbose]
-            return 0
-        end
-    end
-
     def self.rname
         "HOST"
     end
diff --git a/src/cli/one_helper/oneimage_helper.rb b/src/cli/one_helper/oneimage_helper.rb
index d737aada3d..a84e0d8338 100644
--- a/src/cli/one_helper/oneimage_helper.rb
+++ b/src/cli/one_helper/oneimage_helper.rb
@@ -19,11 +19,6 @@ require 'one_helper'
 class OneImageHelper < OpenNebulaHelper::OneHelper
     TABLE_CONF_FILE="#{OpenNebulaHelper::TABLE_CONF_PATH}/oneimage.yaml"
 
-    def create_resource(template_file, options)
-        template=File.read(template_file)
-        super(template, options)
-    end
-
     def self.rname
         "IMAGE"
     end
diff --git a/src/cli/one_helper/onevm_helper.rb b/src/cli/one_helper/onevm_helper.rb
index f8e268221b..a97e3b5e25 100644
--- a/src/cli/one_helper/onevm_helper.rb
+++ b/src/cli/one_helper/onevm_helper.rb
@@ -19,11 +19,6 @@ require 'one_helper'
 class OneVMHelper < OpenNebulaHelper::OneHelper
     TABLE_CONF_FILE="#{OpenNebulaHelper::TABLE_CONF_PATH}/onevm.yaml"
 
-    def create_resource(template_file, options)
-        template=File.read(template_file)
-        super(template, options)
-    end
-
     def self.rname
         "VM"
     end
diff --git a/src/cli/one_helper/onevnet_helper.rb b/src/cli/one_helper/onevnet_helper.rb
index dc8d2de82f..dcb74e81a0 100644
--- a/src/cli/one_helper/onevnet_helper.rb
+++ b/src/cli/one_helper/onevnet_helper.rb
@@ -19,11 +19,6 @@ require 'one_helper'
 class OneVNetHelper < OpenNebulaHelper::OneHelper
     TABLE_CONF_FILE="#{OpenNebulaHelper::TABLE_CONF_PATH}/onevnet.yaml"
 
-    def create_resource(template_file, options)
-        template=File.read(template_file)
-        super(template, options)
-    end
-
     def self.rname
         "VNET"
     end
diff --git a/src/cli/onehost b/src/cli/onehost
index d29ba36d4b..21b511488f 100755
--- a/src/cli/onehost
+++ b/src/cli/onehost
@@ -60,7 +60,9 @@ cmd=CommandParser::CmdParser.new(ARGV) do
     # Commands
     ########################################################################
     command :create, 'Create a new Virtual Network', :text, :text, :text, :text do
-        helper.create_resource(args, options)
+        helper.create_resource(options) do |host|
+            host.allocate(args[0], args[1], args[2], args[3])
+        end
     end
 
     command :delete, 'Removes a Virtual Network', [:range, :vnetid_list] do
diff --git a/src/cli/oneimage b/src/cli/oneimage
index f64e4a3980..6eb7ed1ac5 100755
--- a/src/cli/oneimage
+++ b/src/cli/oneimage
@@ -64,7 +64,10 @@ cmd=CommandParser::CmdParser.new(ARGV) do
     # Commands
     ########################################################################
     command :create, 'Registers an Image', :file do
-        helper.create_resource(args[0], options)
+        helper.create_resource(options) do |image|
+            template=File.read(args[0])
+            image.allocate(template)
+        end
     end
 
     command :show, 'Gets info from an Image', :imageid, :options=>OpenNebulaHelper::XML do
diff --git a/src/cli/onevm b/src/cli/onevm
index 0c0ec7a9e0..996b33126e 100755
--- a/src/cli/onevm
+++ b/src/cli/onevm
@@ -66,7 +66,10 @@ cmd=CommandParser::CmdParser.new(ARGV) do
     end
 
     command :create, 'Create a new Virtual Machine', :file do
-        helper.create_resource(args.shift, options)
+        helper.create_resource(options) do |vm|
+            template=File.read(args[0])
+            vm.allocate(template)
+        end
     end
 
     command :delete, 'Removes a Virtual Machine', [:range, :vmid_list] do
diff --git a/src/cli/onevnet b/src/cli/onevnet
index 596186e934..b6b2e92f3b 100755
--- a/src/cli/onevnet
+++ b/src/cli/onevnet
@@ -60,7 +60,10 @@ cmd=CommandParser::CmdParser.new(ARGV) do
     # Commands
     ########################################################################
     command :create, 'Create a new Virtual Network', :file do
-        helper.create_resource(args[0], options)
+        helper.create_resource(options) do |vn|
+            template=File.read(args[0])
+            vn.allocate(template)
+        end
     end
 
     command :show, 'Gets info from a Virtual Network', :vnetid,