Index: main/kernel/src/org/ametys/runtime/util/parameter/ParameterHelper.java
===================================================================
--- main/kernel/src/org/ametys/runtime/util/parameter/ParameterHelper.java	(revision 504)
+++ main/kernel/src/org/ametys/runtime/util/parameter/ParameterHelper.java	(working copy)
@@ -42,29 +42,9 @@
         /** binary values */
         BINARY
     }
-    /** Constants to type values as string : boolean */
-    public static final String TYPE_BOOLEAN_LABEL = "boolean";
-
-    /** Constants to type values as string : string */
-    public static final String TYPE_STRING_LABEL = "string";
-
-    /** Constants to type values as string : password */
-    public static final String TYPE_PASSWORD_LABEL = "password";
-
-    /** Constants to type values as string : long */
-    public static final String TYPE_LONG_LABEL = "long";
-
-    /** Constants to type values as string : double */
-    public static final String TYPE_DOUBLE_LABEL = "double";
-
-    /** Constants to type values as string : date */
-    public static final String TYPE_DATE_LABEL = "date";
 
     /** Constants to set date format */
     public static final String TYPE_DATE_TYPE = "yyyy-MM-dd'T'HH:mm";
-    
-    /** Constants to type values as string : binary */
-    public static final String TYPE_BINARY_LABEL = "binary";
 
     // Logger for traces
     private static Logger _logger = LoggerFactory.getLoggerFor(ParameterHelper.class);
@@ -83,38 +63,7 @@
      */
     public static String typeToString(TYPE type)
     {
-        if (type == TYPE.BOOLEAN)
-        {
-            return TYPE_BOOLEAN_LABEL;
-        }
-        else if (type == TYPE.DATE)
-        {
-            return TYPE_DATE_LABEL;
-        }
-        else if (type == TYPE.DOUBLE)
-        {
-            return TYPE_DOUBLE_LABEL;
-        }
-        else if (type == TYPE.LONG)
-        {
-            return TYPE_LONG_LABEL;
-        }
-        else if (type == TYPE.STRING)
-        {
-            return TYPE_STRING_LABEL;
-        }
-        else if (type == TYPE.PASSWORD)
-        {
-            return TYPE_PASSWORD_LABEL;
-        }
-        else if (type == TYPE.BINARY)
-        {
-            return TYPE_BINARY_LABEL;
-        }
-        else
-        {
-            throw new IllegalArgumentException("The value '" + type + "' is unknown for a config parameter type");
-        }
+        return type.name().toLowerCase();
     }
     
     /**
@@ -126,35 +75,11 @@
      */
     public static TYPE stringToType(String type)
     {
-        if (TYPE_BOOLEAN_LABEL.equalsIgnoreCase(type))
-        {
-            return TYPE.BOOLEAN;
-        }
-        else if (TYPE_STRING_LABEL.equalsIgnoreCase(type))
-        {
-            return TYPE.STRING;
-        }
-        else if (TYPE_PASSWORD_LABEL.equalsIgnoreCase(type))
-        {
-            return TYPE.PASSWORD;
-        }
-        else if (TYPE_LONG_LABEL.equalsIgnoreCase(type))
-        {
-            return TYPE.LONG;
-        }
-        else if (TYPE_DOUBLE_LABEL.equalsIgnoreCase(type))
-        {
-            return TYPE.DOUBLE;
-        }
-        else if (TYPE_DATE_LABEL.equalsIgnoreCase(type))
-        {
-            return TYPE.DATE;
-        }
-        else if (TYPE_BINARY_LABEL.equalsIgnoreCase(type))
+        try
         {
-            return TYPE.BINARY;
+            return TYPE.valueOf(type.toUpperCase());
         }
-        else
+        catch (IllegalArgumentException e)
         {
             throw new IllegalArgumentException("The type '" + type + "' is unknown for config parameters");
         }
@@ -205,10 +130,6 @@
             {
                 return null;
             }
-            else
-            {
-                return null;
-            }
         }
         catch (Exception nfe)
         {
@@ -220,8 +141,8 @@
             {
                 _logger.debug("Failed to cast empty string to type '" + typeToString(type) + "'. Null object will be used.", nfe);
             }
-            return null;
         }
+        return null;
     }