Add CheckNullandTrim method.

git-svn-id: http://15.206.35.175/svn/proteus/business-java/trunk@179469 ce508802-f39f-4f6c-b175-0d175dae99d5

webitm-dis/ibase/webitm/ejb/dis/PoReceiptIc.java

@@ -9394,6 +9394,13 @@ public class PoReceiptIc extends ValidatorEJB implements  PoReceiptIcLocal,PoRec
 		}
 		return input;
 	}
+	
+	private String checkNullandTrim(String input) {
+		if (input == null) {
+			input = "";
+		}
+		return input.trim();
+	}
 	private String  gbfcheckpodetsite(String purcOrder,String siteCode,Connection conn)
 	{