# HG changeset patch
# User Stella Giannakopoulou <sgian@di.uoa.gr>
# Date 1418918215 -7200
# Node ID 47a6ec31f27c72aecdf047e7cd72368d0ffa7e09
# Parent  51f12bbf8cda02eb17da12ec97292668562f03a4
added more checks in the arguments of the spatial functions.

diff -r 51f12bbf8cda -r 47a6ec31f27c generaldb/src/main/java/org/openrdf/sail/generaldb/evaluation/GeneralDBEvaluation.java
--- a/generaldb/src/main/java/org/openrdf/sail/generaldb/evaluation/GeneralDBEvaluation.java	Thu Dec 04 13:22:59 2014 +0200
+++ b/generaldb/src/main/java/org/openrdf/sail/generaldb/evaluation/GeneralDBEvaluation.java	Thu Dec 18 17:56:55 2014 +0200
@@ -341,6 +341,9 @@
 				
 				if(function instanceof AreaFunc)
 				{
+					// check required number of arguments
+					checkArgs(leftResult, rightResult, thirdResult, 1);
+					
 					funcResult = leftGeom.getArea();
 				} 
 				else if(function instanceof DistanceFunc)
@@ -559,10 +562,17 @@
 				throw new NoSuchMethodException("expecting a third argument.");
 				
 			}
-			
+
 			if (size > 3) {
 				throw new NoSuchMethodException("too many arguments.");
 			}
+
+			if (size == 1 && (rightResult !=null || thirdResult != null) ) {
+				throw new NoSuchMethodException("too many arguments.");
+			}
+			if (size == 2 && thirdResult != null) {
+				throw new NoSuchMethodException("too many arguments.");
+			}
 		}
 	}