From 88928e8b898b200b641c55c436692bb2c455e16b Mon Sep 17 00:00:00 2001
From: Dave Parker <dave.x.parker@gmail.com>
Date: Thu, 11 Jun 2015 14:59:40 +0000
Subject: [PATCH] New PrismNotSupportedException, to be throw when a
 model/prop/engine combination is not supported. Displays as UNSUPPORTED, not
 FAIL, in test mode. [from Joachim Klein]

git-svn-id: https://www.prismmodelchecker.org/svn/prism/prism/trunk@9998 bbc10eb1-c90d-0410-af57-cb519fbb1720
---
 prism/src/parser/ast/Property.java            |  5 +++
 prism/src/prism/PrismCL.java                  |  2 +
 .../src/prism/PrismNotSupportedException.java | 39 +++++++++++++++++++
 3 files changed, 46 insertions(+)
 create mode 100644 prism/src/prism/PrismNotSupportedException.java

diff --git a/prism/src/parser/ast/Property.java b/prism/src/parser/ast/Property.java
index aebe5340..3cccdc81 100644
--- a/prism/src/parser/ast/Property.java
+++ b/prism/src/parser/ast/Property.java
@@ -35,6 +35,7 @@ import parser.type.*;
 import parser.visitor.*;
 import prism.PrismException;
 import prism.PrismLangException;
+import prism.PrismNotSupportedException;
 import prism.PrismUtils;
 
 /**
@@ -254,6 +255,10 @@ public class Property extends ASTElement
 		}
 
 		// Check for exceptions
+		if (result instanceof PrismNotSupportedException) {
+			// not supported -> handle in caller
+			throw (PrismNotSupportedException)result;
+		}
 		if (result instanceof Exception) {
 			String errMsg = ((Exception) result).getMessage();
 			if (strExpected.startsWith("Error")) {
diff --git a/prism/src/prism/PrismCL.java b/prism/src/prism/PrismCL.java
index d577218b..22130228 100644
--- a/prism/src/prism/PrismCL.java
+++ b/prism/src/prism/PrismCL.java
@@ -401,6 +401,8 @@ public class PrismCL implements PrismModelListener
 								} else {
 									mainLog.println("Testing result: NOT TESTED");
 								}
+							} catch (PrismNotSupportedException e) {
+								mainLog.println("Testing result: UNSUPPORTED: " + e.getMessage());
 							} catch (PrismException e) {
 								mainLog.println("Testing result: FAIL: " + e.getMessage());
 								if (testExitsOnFail)
diff --git a/prism/src/prism/PrismNotSupportedException.java b/prism/src/prism/PrismNotSupportedException.java
new file mode 100644
index 00000000..beda2ce1
--- /dev/null
+++ b/prism/src/prism/PrismNotSupportedException.java
@@ -0,0 +1,39 @@
+//==============================================================================
+//	
+//	Copyright (c) 2002-
+//	Authors:
+//	* Joachim Klein <klein@tcs.inf.tu-dresden.de> (TU Dresden)
+//	
+//------------------------------------------------------------------------------
+//	
+//	This file is part of PRISM.
+//	
+//	PRISM is free software; you can redistribute it and/or modify
+//	it under the terms of the GNU General Public License as published by
+//	the Free Software Foundation; either version 2 of the License, or
+//	(at your option) any later version.
+//	
+//	PRISM is distributed in the hope that it will be useful,
+//	but WITHOUT ANY WARRANTY; without even the implied warranty of
+//	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//	GNU General Public License for more details.
+//	
+//	You should have received a copy of the GNU General Public License
+//	along with PRISM; if not, write to the Free Software Foundation,
+//	Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+//	
+//==============================================================================
+
+package prism;
+
+/**
+ * An exception indicating that a given feature is (currently) not supported,
+ * e.g., a given combination of model type, engine and property.
+ */
+public class PrismNotSupportedException extends PrismException
+{
+	public PrismNotSupportedException(String s)
+	{
+		super(s);
+	}
+}