1 files changed, 93 insertions, 0 deletions
diff --git a/src/mscorlib/src/System/Reflection/ExceptionHandlingClause.cs b/src/mscorlib/src/System/Reflection/ExceptionHandlingClause.cs
new file mode 100644
index 0000000000..9bb45aebb2
--- /dev/null
+++ b/src/mscorlib/src/System/Reflection/ExceptionHandlingClause.cs
@@ -0,0 +1,93 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System.Globalization;
+using System.Diagnostics.Contracts;
+
+namespace System.Reflection
+{
+    public class ExceptionHandlingClause
+    {
+        #region costructor
+        // This class can only be created from inside the EE.
+        protected ExceptionHandlingClause() { }
+        #endregion
+
+        #region Private Data Members
+        private MethodBody m_methodBody;
+        [ContractPublicPropertyName("Flags")]
+        private ExceptionHandlingClauseOptions m_flags;
+        private int m_tryOffset;
+        private int m_tryLength;
+        private int m_handlerOffset;
+        private int m_handlerLength;
+        private int m_catchMetadataToken;
+        private int m_filterOffset;
+        #endregion
+
+        #region Public Members
+        public virtual ExceptionHandlingClauseOptions Flags { get { return m_flags; } }
+        public virtual int TryOffset { get { return m_tryOffset; } }
+        public virtual int TryLength { get { return m_tryLength; } }
+        public virtual int HandlerOffset { get { return m_handlerOffset; } }
+        public virtual int HandlerLength { get { return m_handlerLength; } }
+
+        public virtual int FilterOffset
+        {
+            get
+            {
+                if (m_flags != ExceptionHandlingClauseOptions.Filter)
+                    throw new InvalidOperationException(SR.Arg_EHClauseNotFilter);
+
+                return m_filterOffset;
+            }
+        }
+
+        public virtual Type CatchType
+        {
+            get
+            {
+                if (m_flags != ExceptionHandlingClauseOptions.Clause)
+                    throw new InvalidOperationException(SR.Arg_EHClauseNotClause);
+
+                Type type = null;
+
+                if (!MetadataToken.IsNullToken(m_catchMetadataToken))
+                {
+                    Type declaringType = m_methodBody.m_methodBase.DeclaringType;
+                    Module module = (declaringType == null) ? m_methodBody.m_methodBase.Module : declaringType.Module;
+                    type = module.ResolveType(m_catchMetadataToken, (declaringType == null) ? null : declaringType.GetGenericArguments(),
+                        m_methodBody.m_methodBase is MethodInfo ? m_methodBody.m_methodBase.GetGenericArguments() : null);
+                }
+
+                return type;
+            }
+        }
+        #endregion
+
+        #region Object Overrides
+        public override string ToString()
+        {
+            if (Flags == ExceptionHandlingClauseOptions.Clause)
+            {
+                return String.Format(CultureInfo.CurrentUICulture,
+                    "Flags={0}, TryOffset={1}, TryLength={2}, HandlerOffset={3}, HandlerLength={4}, CatchType={5}",
+                    Flags, TryOffset, TryLength, HandlerOffset, HandlerLength, CatchType);
+            }
+
+            if (Flags == ExceptionHandlingClauseOptions.Filter)
+            {
+                return String.Format(CultureInfo.CurrentUICulture,
+                    "Flags={0}, TryOffset={1}, TryLength={2}, HandlerOffset={3}, HandlerLength={4}, FilterOffset={5}",
+                    Flags, TryOffset, TryLength, HandlerOffset, HandlerLength, FilterOffset);
+            }
+
+            return String.Format(CultureInfo.CurrentUICulture,
+                "Flags={0}, TryOffset={1}, TryLength={2}, HandlerOffset={3}, HandlerLength={4}",
+                Flags, TryOffset, TryLength, HandlerOffset, HandlerLength);
+        }
+        #endregion
+    }
+}
+