Pass information between driver and parsers via public properties. Pass isLast flag to Pretty Print to print all remaining comments. Be sure to process file sin the same order as C# source

CSharpTranslator/antlr3/src/cs2j/CLR/cs2j.cs

@@ -258,8 +258,11 @@ namespace RusticiSoftware.Translator.CSharp
                 TemplateExtracter templateWalker = new TemplateExtracter(csTree);
                 templateWalker.Filename = fullName;
                 templateWalker.TraceDestination = Console.Error;
-                                
+
-                templateWalker.compilation_unit(cfg, AppEnv);
+                templateWalker.Cfg = cfg;
+                templateWalker.AppEnv = AppEnv;
+
+                templateWalker.compilation_unit();
             }
         }
 
@@ -274,17 +277,24 @@ namespace RusticiSoftware.Translator.CSharp
             if (csTree != null)
             {
                 // Make java compilation units from C# file
-                Dictionary<string, CommonTree> cus = new Dictionary<string, CommonTree>();
                 JavaMaker javaMaker = new JavaMaker(csTree);
                 javaMaker.Filename = fullName;
                 javaMaker.TraceDestination = Console.Error;
-	    
-                JavaMaker.compilation_unit_return java = javaMaker.compilation_unit(cfg, cus);
-                foreach (KeyValuePair<string, CommonTree> package in cus) {
-                    Console.WriteLine (package.Key);
 
-                    string claName = package.Key.Substring(package.Key.LastIndexOf('.')+1); 
+                javaMaker.Cfg = cfg;
-                    string nsDir = package.Key.Substring(0,package.Key.LastIndexOf('.')).Replace('.', Path.DirectorySeparatorChar);
+                javaMaker.CUMap = new Dictionary<string, CommonTree>();
+                javaMaker.CUKeys = new List<string>();
+	    
+                JavaMaker.compilation_unit_return java = javaMaker.compilation_unit();
+
+                for (int i = 0; i < javaMaker.CUKeys.Count; i++)
+                {
+                    string typeName = javaMaker.CUKeys[i];
+                    CommonTree typeAST = javaMaker.CUMap[typeName];
+                    Console.WriteLine (typeName);
+
+                    string claName = typeName.Substring(typeName.LastIndexOf('.')+1); 
+                    string nsDir = typeName.Substring(0,typeName.LastIndexOf('.')).Replace('.', Path.DirectorySeparatorChar);
                     
                     if (cfg.CheatDir != "")
                     {
@@ -314,12 +324,14 @@ namespace RusticiSoftware.Translator.CSharp
                     }
 
                     // Translate calls to .Net to calls to Java libraries
-                    CommonTreeNodeStream javaSyntaxNodes = new CommonTreeNodeStream(package.Value);            
+                    CommonTreeNodeStream javaSyntaxNodes = new CommonTreeNodeStream(typeAST);            
                     javaSyntaxNodes.TokenStream = csTree.TokenStream;
                     
                     NetMaker netMaker = new NetMaker(javaSyntaxNodes);
                     netMaker.Filename = fullName;
                     netMaker.TraceDestination = Console.Error;
+
+                    netMaker.Cfg = cfg;
                     
                     NetMaker.compilation_unit_return javaCompilationUnit = netMaker.compilation_unit();
 
@@ -331,6 +343,9 @@ namespace RusticiSoftware.Translator.CSharp
                     outputMaker.Filename = fullName;
                     outputMaker.TraceDestination = Console.Error;
                     outputMaker.TemplateLib = templates;
+
+                    outputMaker.Cfg = cfg;
+                    outputMaker.IsLast = i == (javaMaker.CUKeys.Count - 1);
                     
                     StreamWriter javaW = new StreamWriter(javaFName);
                     javaW.Write(outputMaker.compilation_unit().ToString());

CSharpTranslator/antlr3/src/cs2j/CSharp/CommonWalker.cs

@@ -9,7 +9,7 @@ namespace RusticiSoftware.Translator.CSharp
 {
     public class CommonWalker : TreeParser
     {
-		protected CS2JSettings Cfg { get; set; }
+		public CS2JSettings Cfg { get; set; }
 		public string Filename { get; set; }
 
         protected CommonWalker(ITreeNodeStream input, RecognizerSharedState state)

CSharpTranslator/antlr3/src/cs2j/CSharp/JavaMaker.g

@@ -30,7 +30,12 @@ scope NSContext {
 
 @members
 {
-    private IDictionary<string, CommonTree> CUs { get; set; }
+    // Since a CS file may comtain multiple top level types (and so generate multiple Java
+    // files) we build a map from type name to AST for each top level type
+    // We also build a lit of type names so that we can maintain the order (so comments
+    // at the end of the file will get included when we emit the java for the last type)
+    public IDictionary<string, CommonTree> CUMap { get; set; }
+    public IList<string> CUKeys { get; set; }
 
     protected string ParentNameSpace {
         get {
@@ -45,10 +50,9 @@ scope NSContext {
 
 ///////////////////////////////////////////////////////
 
-compilation_unit[CS2JSettings inCfg, IDictionary<string, CommonTree> inCus /*, DirectoryHT<TypeRepTemplate> inAppEnv*/]
+compilation_unit
 scope NSContext;
 @init {
-    CUs = inCus;
     $NSContext::currentNS = "";
 }
 :
@@ -90,7 +94,8 @@ namespace_member_declaration:
 type_declaration_pkg 
 @init { string ns = $NSContext::currentNS; }
 @after {
- CUs.Add(ns+"."+$pkg.name, $type_declaration_pkg.tree); 
+ CUMap.Add(ns+"."+$pkg.name, $type_declaration_pkg.tree); 
+ CUKeys.Add(ns+"."+$pkg.name); 
 }
 :
         pkg=type_declaration ->   ^(PACKAGE PAYLOAD[ns] $pkg);

CSharpTranslator/antlr3/src/cs2j/CSharp/JavaPrettyPrint.g

@@ -18,7 +18,12 @@ options {
 
 @members
 {
+
+    public bool IsLast { get; set; }
     protected int emittedCommentTokenIdx = 0; 
+
+    // Collect all comments from previous position to endIdx
+    // comments are the text from tokens on the Hidden channel
     protected List<string> collectComments(int endIdx) {
         List<string> rets = new List<string>();
         List<IToken> toks = ((CommonTokenStream)this.GetTreeNodeStream().TokenStream).GetTokens(emittedCommentTokenIdx,endIdx);
@@ -30,12 +35,17 @@ options {
         emittedCommentTokenIdx = endIdx+1;
         return rets;
     }
-
+    protected List<string> collectComments() {
+        return collectComments(((CommonTokenStream)this.GetTreeNodeStream().TokenStream).GetTokens().Count - 1);
+    }
 }
 
 compilation_unit:
     ^(PACKAGE nm=PAYLOAD type_declaration) -> 
-        package(now = {DateTime.Now}, includeDate = {true}, packageName = {$nm.text}, comments = {collectComments($type_declaration.start.TokenStartIndex)}, type = {$type_declaration.st});
+        package(now = {DateTime.Now}, includeDate = {true}, packageName = {$nm.text}, 
+            comments = {collectComments($type_declaration.start.TokenStartIndex)}, 
+            type = {$type_declaration.st},
+            endComments = {IsLast ? collectComments() : null});
 
 type_declaration:
     class_declaration

CSharpTranslator/antlr3/src/cs2j/CSharp/NetMaker.g

@@ -12,10 +12,6 @@ options {
 
 @members
 {
-	protected bool is_class_modifier() 
-	{
-		return false;
-	}
 }
 
 compilation_unit:

CSharpTranslator/antlr3/src/cs2j/CSharp/TemplateExtracter.g

@@ -37,7 +37,7 @@ scope NSContext {
 
     // This is the environment that we are building, it maps fully qualified type names to their
     // translation templates
-    protected DirectoryHT<TypeRepTemplate> AppEnv {get; set;}
+    public DirectoryHT<TypeRepTemplate> AppEnv {get; set;}
 
     protected UseRepTemplate[] NameSpaceContext {
         get {
@@ -75,11 +75,9 @@ scope NSContext {
 
 ///////////////////////////////////////////////////////
 
-compilation_unit[CS2JSettings inCfg, DirectoryHT<TypeRepTemplate> inAppEnv]
+compilation_unit
 scope NSContext;
 @init{
-    Cfg = inCfg;
-    AppEnv = inAppEnv;
     // For initial, file level scope
     $NSContext::nss = new List<UseRepTemplate>();
     $NSContext::currentNS = "";

CSharpTranslator/antlr3/src/cs2j/CSharp/minDriver.cs

@@ -53,7 +53,9 @@ namespace RusticiSoftware.Translator.CSharp
 					nodes.TokenStream = tokens;
 
                     TemplateExtracter templateWalker = new TemplateExtracter(nodes);
-                    templateWalker.compilation_unit(new CS2JSettings(), new DirectoryHT<TypeRepTemplate>());
+                    templateWalker.Cfg = new CS2JSettings();
+                    templateWalker.AppEnv = new DirectoryHT<TypeRepTemplate>();
+                    templateWalker.compilation_unit();
 
                 }
             }

CSharpTranslator/antlr3/src/cs2j/bin/Debug/templates/java.stg

@@ -16,11 +16,13 @@ itsmine(now, includeDate) ::= <<
 
 >>
 
-package(now, includeDate, packageName, comments, type) ::= <<
+package(now, includeDate, packageName, comments, type, endComments) ::= <<
 <itsmine(now=now,includeDate=includeDate)>
 package <packageName>;
 
 <comments; separator="\n">
 
 <type>
+
+<endComments; separator="\n">
 >>