--- /dev/null
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+// Copyright (C) 2009 Novell, Inc
+//
+
+using System;
+using System.Collections;
+#if NET_2_0
+using System.Collections.Generic;
+#else
+using System.Collections.Specialized;
+#endif
+using System.Reflection;
+using System.Reflection.Emit;
+
+#if NET_2_0
+using DictionaryEntry = System.Collections.Generic.KeyValuePair<
+ Mono.CodeGeneration.CodeVariableDeclaration,
+ Mono.CodeGeneration.CodeBlock>;
+using ArrayList = System.Collections.Generic.List<
+ System.Collections.Generic.KeyValuePair<
+ Mono.CodeGeneration.CodeVariableDeclaration,
+ Mono.CodeGeneration.CodeBlock>>;
+#endif
+
+namespace Mono.CodeGeneration
+{
+ public class CodeTry: CodeStatement
+ {
+ CodeExpression condition;
+ CodeBlock tryBlock, finallyBlock;
+ ArrayList catchBlocks = new ArrayList ();
+
+ public CodeTry ()
+ {
+ tryBlock = new CodeBlock ();
+ catchBlocks = new ArrayList ();
+ finallyBlock = new CodeBlock ();
+ }
+
+ public override void Generate (ILGenerator gen)
+ {
+ gen.BeginExceptionBlock ();
+ tryBlock.Generate (gen);
+ foreach (DictionaryEntry de in catchBlocks) {
+ CodeVariableDeclaration vd = (CodeVariableDeclaration) de.Key;
+ gen.BeginCatchBlock (vd.Variable.Type);
+ if (vd.Variable.Name.Length > 0) {
+ vd.Generate (gen);
+ // FIXME: assign exception to this local declaration
+ }
+ ((CodeBlock) de.Value).Generate (gen);
+ }
+ if (!finallyBlock.IsEmpty) {
+ gen.BeginFinallyBlock ();
+ finallyBlock.Generate (gen);
+ }
+ gen.EndExceptionBlock ();
+ }
+
+ public override void PrintCode (CodeWriter cp)
+ {
+ if (tryBlock == null) return;
+
+ cp.Write ("try {");
+ cp.Indent ();
+ condition.PrintCode (cp);
+ cp.Unindent ();
+ foreach (DictionaryEntry de in catchBlocks) {
+ CodeVariableDeclaration vd = (CodeVariableDeclaration) de.Key;
+ cp.Write ("} catch (");
+ if (vd.Variable.Name.Length > 0)
+ vd.PrintCode (cp);
+ else
+ cp.Write (vd.Variable.Type.FullName);
+ cp.Write (") {");
+ cp.Indent ();
+ ((CodeBlock) de.Value).PrintCode (cp);
+ cp.Unindent ();
+ }
+ if (!finallyBlock.IsEmpty) {
+ cp.Write ("} finally {");
+ cp.Indent ();
+ finallyBlock.PrintCode (cp);
+ cp.Unindent ();
+ }
+ cp.Write ("}");
+ }
+
+ public CodeBlock TryBlock
+ {
+ get { return tryBlock; }
+ set { tryBlock = value; }
+ }
+
+ public ArrayList CatchBlocks
+ {
+ get { return catchBlocks; }
+ }
+
+ public CodeBlock FinallyBlock
+ {
+ get { return finallyBlock; }
+ set { finallyBlock = value; }
+ }
+ }
+}
projects / mono.git / commitdiff