diff --git a/org.talend.librariesmanager/resources/java/routines/system/Constant.java b/org.talend.librariesmanager/resources/java/routines/system/Constant.java
new file mode 100644
index 0000000000..ad3a7a32e7
--- /dev/null
+++ b/org.talend.librariesmanager/resources/java/routines/system/Constant.java
@@ -0,0 +1,15 @@
+package routines.system;
+
+/**
+ * store some global constant
+ * @author Administrator
+ *
+ */
+public abstract class Constant {
+	
+	/**
+	 * the default pattern for date parse and format
+	 */
+	public static final String dateDefaultPattern = "dd-MM-yyyy";
+
+}
diff --git a/org.talend.librariesmanager/resources/java/routines/system/FormatterUtils.java b/org.talend.librariesmanager/resources/java/routines/system/FormatterUtils.java
index a5e31993f2..800a83231f 100644
--- a/org.talend.librariesmanager/resources/java/routines/system/FormatterUtils.java
+++ b/org.talend.librariesmanager/resources/java/routines/system/FormatterUtils.java
@@ -27,7 +27,7 @@ public class FormatterUtils {
 	
 	public static String format(Date date,String pattern) {
 		if (date != null) {
-			return TalendDate.formatDate(pattern, date);
+			return TalendDate.formatDate(pattern == null ? Constant.dateDefaultPattern : pattern, date);
 	    } else {
             return null;
         }
@@ -73,7 +73,7 @@ public class FormatterUtils {
 	
     public static String format_Date(java.util.Date date, String pattern) {
         if (date != null) {
-            return TalendDate.formatDate(pattern, date);
+            return TalendDate.formatDate(pattern == null ? Constant.dateDefaultPattern : pattern, date);
         } else {
             return null;
         }
@@ -81,7 +81,7 @@ public class FormatterUtils {
 
     public static String format_Date_Locale(java.util.Date date, String pattern, String locale) {
         if (date != null) {
-            return TalendDate.formatDateLocale(pattern, date, locale);
+            return TalendDate.formatDateLocale(pattern == null ? Constant.dateDefaultPattern : pattern, date, locale);
         } else {
             return null;
         }
diff --git a/org.talend.librariesmanager/resources/java/routines/system/ParserUtils.java b/org.talend.librariesmanager/resources/java/routines/system/ParserUtils.java
index 641c8abec5..708443ddbc 100644
--- a/org.talend.librariesmanager/resources/java/routines/system/ParserUtils.java
+++ b/org.talend.librariesmanager/resources/java/routines/system/ParserUtils.java
@@ -176,6 +176,9 @@ public class ParserUtils {
         if (s == null || s.length() == 0) {
             return null;
         }
+        if(pattern == null) {
+        	pattern = Constant.dateDefaultPattern;
+        }
         java.util.Date date = null;
         // try {
         // date = FastDateParser.getInstance(pattern).parse(s);
@@ -212,6 +215,9 @@ public class ParserUtils {
         if (s == null || s.length() == 0) {
             return null;
         }
+        if(pattern == null) {
+        	pattern = Constant.dateDefaultPattern;
+        }
         java.util.Date date = null;
         // try {
         // date = FastDateParser.getInstance(pattern).parse(s);