diff --git a/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ColumnDataType.java b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ColumnDataType.java
index 3333745..c8f62d7 100644
--- a/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ColumnDataType.java
+++ b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ColumnDataType.java
@@ -30,7 +30,33 @@ public enum ColumnDataType {
 		return id;
 	}
 
-	
+	public static ColumnDataType getColumnDataTypeFromId(String id){
+		if(id.compareTo(Boolean.id)==0){
+			return Boolean;
+		} else {
+			if(id.compareTo(Geometry.id)==0){
+				return Geometry;
+			} else {
+				if(id.compareTo(Integer.id)==0){
+					return Integer;
+				} else {
+					if(id.compareTo(Numeric.id)==0){
+						return Numeric;
+					} else {
+						if(id.compareTo(Date.id)==0){
+							return Date;
+						} else {
+							if(id.compareTo(Text.id)==0){
+								return Text;
+							} else {
+								return null;
+							}
+						}
+					}
+				}
+			}
+		}
+	}
 	
 	
 }
diff --git a/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ColumnTypeCode.java b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ColumnTypeCode.java
index 896d208..c81d639 100644
--- a/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ColumnTypeCode.java
+++ b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ColumnTypeCode.java
@@ -1,6 +1,5 @@
 package org.gcube.portlets.user.td.widgetcommonevent.shared.tr.column;
 
-
 /**
  * 
  * @author "Giancarlo Panichi" <a
@@ -50,4 +49,40 @@ public enum ColumnTypeCode {
 
 	}
 
+	public static ColumnTypeCode getColumnTypeCodeFromId(String id) {
+		if (id.compareTo(ANNOTATION.id) == 0) {
+			return ANNOTATION;
+		} else {
+			if (id.compareTo(ATTRIBUTE.id) == 0) {
+				return ATTRIBUTE;
+			} else {
+				if (id.compareTo(CODE.id) == 0) {
+					return CODE;
+				} else {
+					if (id.compareTo(CODEDESCRIPTION.id) == 0) {
+						return CODEDESCRIPTION;
+					} else {
+						if (id.compareTo(CODENAME.id) == 0) {
+							return CODENAME;
+						} else {
+							if (id.compareTo(DIMENSION.id) == 0) {
+								return DIMENSION;
+							} else {
+								if (id.compareTo(MEASURE.id) == 0) {
+									return MEASURE;
+								} else {
+									if (id.compareTo(TIMEDIMENSION.id) == 0) {
+										return TIMEDIMENSION;
+									} else {
+										return null;
+									}
+								}
+							}
+						}
+					}
+				}
+			}
+		}
+	}
+
 }
diff --git a/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ColumnTypeMap.java b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ColumnTypeMap.java
deleted file mode 100644
index cb65244..0000000
--- a/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ColumnTypeMap.java
+++ /dev/null
@@ -1,76 +0,0 @@
-package org.gcube.portlets.user.td.widgetcommonevent.shared.tr.column;
-
-
-/**
- * 
- * @author "Giancarlo Panichi" 
- * <a href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a> 
- *
- */
-public class ColumnTypeMap {
-	
-	
-	public static ColumnDataType getColumnDataType(String id){
-		if(id.compareTo(ColumnDataType.Integer.toString())==0){
-			return ColumnDataType.Integer;
-		} else {
-			if(id.compareTo(ColumnDataType.Geometry.toString())==0){
-				return ColumnDataType.Geometry;
-			} else {
-				if(id.compareTo(ColumnDataType.Boolean.toString())==0){
-					return ColumnDataType.Boolean;
-				} else {
-					if(id.compareTo(ColumnDataType.Numeric.toString())==0){
-						return ColumnDataType.Numeric;
-					} else {
-						if(id.compareTo(ColumnDataType.Date.toString())==0){
-							return ColumnDataType.Date;
-						} else {
-							if(id.compareTo(ColumnDataType.Text.toString())==0){
-								return ColumnDataType.Text;
-							} else {
-								return null;
-							}
-						}
-					}
-				}
-			}
-		}
-	}
-	
-	public static ColumnTypeCode getColumnTypeCode(String id){
-		if(id.compareTo(ColumnTypeCode.ANNOTATION.toString())==0){
-			return ColumnTypeCode.ANNOTATION;
-		} else {
-			if(id.compareTo(ColumnTypeCode.ATTRIBUTE.toString())==0){
-				return ColumnTypeCode.ATTRIBUTE;
-			} else {
-				if(id.compareTo(ColumnTypeCode.MEASURE.toString())==0){
-					return ColumnTypeCode.MEASURE;
-				} else {
-					if(id.compareTo(ColumnTypeCode.CODE.toString())==0){
-						return ColumnTypeCode.CODE;
-					} else {
-						if(id.compareTo(ColumnTypeCode.CODENAME.toString())==0){
-							return ColumnTypeCode.CODENAME;
-						} else {
-							if(id.compareTo(ColumnTypeCode.CODEDESCRIPTION.toString())==0){
-								return ColumnTypeCode.CODEDESCRIPTION;
-							} else {
-								if(id.compareTo(ColumnTypeCode.DIMENSION.toString())==0){
-									return ColumnTypeCode.DIMENSION;
-								} else {
-									if(id.compareTo(ColumnTypeCode.TIMEDIMENSION.toString())==0){
-										return ColumnTypeCode.TIMEDIMENSION;
-									} else {
-										return null;
-									}
-								}
-							}
-						}
-					}
-				}
-			}
-		}
-	}
-}