Move JavaResourcePackConverter to its own cs proj

JavaResourcePackConverter/Java/ImportStatusReport.cs

@@ -0,0 +1,64 @@
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace JavaResourcePackConverter
+{
+    public class ImportStatusReport
+    {
+#if DEBUG
+        public static ImportStatusReport Debug = new ImportStatusReport(System.Diagnostics.Debug.Listeners);
+#endif
+#if TRACE
+        public static ImportStatusReport Trace = new ImportStatusReport(System.Diagnostics.Trace.Listeners);
+#endif
+
+        private readonly TraceListener[] _listeners;
+
+        private ImportStatusReport(TraceListenerCollection listeners)
+        {
+            _listeners = new TraceListener[listeners.Count];
+            listeners.CopyTo(_listeners, 0);
+        }
+
+        private ImportStatusReport(params TraceListener[] listeners)
+        {
+            _listeners = listeners;
+        }
+
+        private class ImportStatusReportTextWriter : TextWriter
+        {
+            private readonly Action<string> _postMessage;
+
+            public override Encoding Encoding => Encoding.Default;
+
+            public ImportStatusReportTextWriter(Action<string> postMessage) => _postMessage = postMessage;
+
+            public override void Write(string value) => _postMessage(value);
+            public override void WriteLine(string value) => _postMessage(value + Environment.NewLine);
+        }
+
+        public static ImportStatusReport CreateCustom(Action<string> postMessage)
+        {
+            TextWriterTraceListener listener = new TextWriterTraceListener(new ImportStatusReportTextWriter(postMessage));
+            return new ImportStatusReport(listener);
+        }
+
+        public static ImportStatusReport CreateEmpty()
+        {
+            return new ImportStatusReport();
+        }
+
+        public void Post(string message)
+        {
+            foreach (TraceListener listener in _listeners)
+            {
+                listener.WriteLine(message);
+            }
+        }
+    }
+}