wip on file comments

core/src/main/groovy/com/muwire/core/files/PersisterService.groovy

@@ -115,11 +115,13 @@ class PersisterService extends Service {
             List sources = (List)json.sources
             Set<Destination> sourceSet = sources.stream().map({d -> new Destination(d.toString())}).collect Collectors.toSet()
             DownloadedFile df = new DownloadedFile(file, ih, pieceSize, sourceSet)
+            df.setComment(json.comment)
             return new FileLoadedEvent(loadedFile : df)
         }
 
 
         SharedFile sf = new SharedFile(file, ih, pieceSize)
+        sf.setComment(json.comment)
         return new FileLoadedEvent(loadedFile: sf)
 
     }
@@ -148,6 +150,7 @@ class PersisterService extends Service {
         json.infoHash = sf.getB64EncodedHashRoot()
         json.pieceSize = sf.getPieceSize()
         json.hashList = sf.getB64EncodedHashList()
+        json.comment = sf.getComment()
 
         if (sf instanceof DownloadedFile) {
             json.sources = sf.sources.stream().map( {d -> d.toBase64()}).collect(Collectors.toList())

core/src/main/groovy/com/muwire/core/search/ResultsParser.groovy

@@ -90,6 +90,10 @@ class ResultsParser {
             Set<Destination> sources = Collections.emptySet()
             if (json.sources != null)
                 sources = json.sources.stream().map({new Destination(it)}).collect(Collectors.toSet())
+                
+            String comment = null
+            if (json.comment != null)
+                comment = DataUtil.readi18nString(Base64.decode(json.comment))
 
             return new UIResultEvent( sender : p,
                 name : name,
@@ -97,6 +101,7 @@ class ResultsParser {
                 infohash : new InfoHash(infoHash),
                 pieceSize : pieceSize,
                 sources : sources,
+                comment : comment,
                 uuid: uuid)
         } catch (Exception e) {
             throw new InvalidSearchResultException("parsing search result failed",e)

core/src/main/groovy/com/muwire/core/search/ResultsSender.groovy

@@ -121,6 +121,9 @@ class ResultsSender {
 
                         if (it instanceof DownloadedFile)
                             obj.sources = it.sources.stream().map({dest -> dest.toBase64()}).collect(Collectors.toSet())
+                            
+                        if (it.getComment() != null)
+                            obj.comment = it.getComment()
 
                         def json = jsonOutput.toJson(obj)
                         os.writeShort((short)json.length())

core/src/main/groovy/com/muwire/core/search/UIResultEvent.groovy

@@ -14,6 +14,7 @@ class UIResultEvent extends Event {
     long size
     InfoHash infohash
     int pieceSize
+    String comment
 
     @Override
     public String toString() {

core/src/main/java/com/muwire/core/SharedFile.java

@@ -21,6 +21,8 @@ public class SharedFile {
     private final String b64EncodedFileName;
     private final String b64EncodedHashRoot;
     private final List<String> b64EncodedHashList;
+    
+    private volatile String comment;
 
     public SharedFile(File file, InfoHash infoHash, int pieceSize) throws IOException {
         this.file = file;
@@ -80,6 +82,14 @@ public class SharedFile {
     public long getCachedLength() {
         return cachedLength;
     }
+    
+    public void setComment(String comment) {
+        this.comment = comment;
+    }
+    
+    public String getComment() {
+        return comment;
+    }
 
     @Override
     public int hashCode() {