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diff --git a/runtime/ObjC/Framework/ANTLRFailedPredicateException.m b/runtime/ObjC/Framework/ANTLRFailedPredicateException.m
new file mode 100644
index 0000000..caf7716
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+++ b/runtime/ObjC/Framework/ANTLRFailedPredicateException.m
@@ -0,0 +1,96 @@
+// [The "BSD licence"]
+// Copyright (c) 2006-2007 Kay Roepke 20110 Alan Condit
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+// 1. Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in the
+//    documentation and/or other materials provided with the distribution.
+// 3. The name of the author may not be used to endorse or promote products
+//    derived from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+// OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+// IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+// NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#import "ANTLRFailedPredicateException.h"
+
+
+@implementation ANTLRFailedPredicateException
+
+@synthesize predicate;
+@synthesize ruleName;
+
++ (ANTLRFailedPredicateException *) newException:(NSString *)theRuleName predicate:(NSString *)thePredicate stream:(id<ANTLRIntStream>)theStream
+{
+	return [[ANTLRFailedPredicateException alloc] initWithRuleName:theRuleName predicate:thePredicate stream:theStream];
+}
+
+- (ANTLRFailedPredicateException *) initWithRuleName:(NSString *)theRuleName predicate:(NSString *)thePredicate stream:(id<ANTLRIntStream>)theStream
+{
+	if ((self = [super initWithStream:theStream])) {
+		[self setPredicate:thePredicate];
+		[self setRuleName:theRuleName];
+	}
+	return self;
+}
+
+- (void) dealloc
+{
+#ifdef DEBUG_DEALLOC
+    NSLog( @"called dealloc in ANTLRFailedPredicateException" );
+#endif
+	[self setPredicate:nil];
+	[self setRuleName:nil];
+	[super dealloc];
+}
+
+- (NSString *) description
+{
+	NSMutableString *desc = (NSMutableString *)[super description];
+	[desc appendFormat:@" rule: %@ predicate failed: %@", ruleName, predicate];
+	return desc;
+}
+
+#ifdef DONTUSEYET
+- (NSString *) getPredicate
+{
+	return predicate;
+}
+
+- (void) setPredicate:(NSString *)thePredicate
+{
+	if (thePredicate != predicate) {
+		[thePredicate retain];
+		if ( predicate ) [predicate release];
+		predicate = thePredicate;
+	}
+}
+
+- (NSString *) getRuleName
+{
+	return ruleName;
+}
+
+- (void) setRuleName:(NSString *)theRuleName
+{
+	if (theRuleName != ruleName) {
+		[theRuleName retain];
+		if ( ruleName ) [ruleName release];
+		ruleName = theRuleName;
+	}
+}
+#endif
+
+@end