From 15751b5d58d49e69cecb3708de350694d9a8724c Mon Sep 17 00:00:00 2001
From: sefftinge <sefftinge>
Date: Wed, 2 Jul 2008 06:58:54 +0000
Subject: [PATCH] cardinality checker methods added

---
 .../src/org/eclipse/xtext/GrammarUtil.java             | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/plugins/org.eclipse.xtext/src/org/eclipse/xtext/GrammarUtil.java b/plugins/org.eclipse.xtext/src/org/eclipse/xtext/GrammarUtil.java
index c0d2fd6bc..a2a1a555e 100644
--- a/plugins/org.eclipse.xtext/src/org/eclipse/xtext/GrammarUtil.java
+++ b/plugins/org.eclipse.xtext/src/org/eclipse/xtext/GrammarUtil.java
@@ -260,5 +260,15 @@ public class GrammarUtil {
 		}
 		return kws;
 	}
+	
+	public static boolean isOptionalCardinality(AbstractElement e) {
+		return e.getCardinality()!=null && (e.getCardinality().equals("?") || e.getCardinality().equals("*"));
+	}
+	
+	public static boolean isMultipleCardinality(AbstractElement e) {
+		return e.getCardinality()!=null && (e.getCardinality().equals("+") || e.getCardinality().equals("*"));
+	}
+	
+	
 
 }