From d7f348cd8780b37f01b9c3d76031cafdeebce998 Mon Sep 17 00:00:00 2001
From: Björn Hagemeister
Date: Mon, 22 Sep 2014 18:09:05 +0200
Subject: Adapted classes to new filetransfer.

---
 .../serverconnection/ConnectionHandler.java        | 131 +++++++++++++--------
 1 file changed, 85 insertions(+), 46 deletions(-)

(limited to 'src/main/java/org/openslx/imagemaster/serverconnection/ConnectionHandler.java')

diff --git a/src/main/java/org/openslx/imagemaster/serverconnection/ConnectionHandler.java b/src/main/java/org/openslx/imagemaster/serverconnection/ConnectionHandler.java
index 2faa9b9..0fb52f5 100644
--- a/src/main/java/org/openslx/imagemaster/serverconnection/ConnectionHandler.java
+++ b/src/main/java/org/openslx/imagemaster/serverconnection/ConnectionHandler.java
@@ -20,9 +20,11 @@ import javax.net.ssl.SSLContext;
 
 import org.apache.log4j.Logger;
 import org.openslx.filetransfer.Downloader;
+import org.openslx.filetransfer.FileRange;
 import org.openslx.filetransfer.IncomingEvent;
 import org.openslx.filetransfer.Listener;
 import org.openslx.filetransfer.Uploader;
+import org.openslx.filetransfer.WantRangeCallback;
 import org.openslx.imagemaster.Globals;
 
 /**
@@ -116,12 +118,15 @@ public class ConnectionHandler implements IncomingEvent
 	@Override
 	public void incomingUploader( Uploader uploader ) throws IOException
 	{
-		// try to read meta data
-		if ( !uploader.readMetaData() )
-			return;
 		String token = uploader.getToken();
 		log.debug( "Got token :'" + token + "'" );
 		// check token to identify the client
+		if (token == null)
+		{
+			uploader.sendErrorCode( "No token available." );
+			uploader.close(null);
+			return;
+		}
 		if ( !connections.containsKey( token ) ) {
 			uploader.sendErrorCode( "Token not accepted." );
 			uploader.close(null);
@@ -135,17 +140,8 @@ public class ConnectionHandler implements IncomingEvent
 			return;
 		}
 
-		List<Integer> blocks = connections.get( token ).client.getLastRequestedBlocks( token );
 		String fileName = connections.get( token ).filepath;
-		long fileSize = new File( fileName ).length();
-		long actual;
-		for ( Integer block : blocks ) {
-			actual = block * Globals.blockSize;
-			uploader.prepareSendRange( actual, ( ( fileSize - actual ) < Globals.blockSize ) ? fileSize : ( block + 1 ) * Globals.blockSize );
-			uploader.sendFile( fileName );
-		}
-		uploader.close(null);
-
+		uploader.upload(fileName);
 	}
 
 	/**
@@ -155,40 +151,83 @@ public class ConnectionHandler implements IncomingEvent
 	public void incomingDownloader( Downloader downloader ) throws IOException
 	{
 		log.debug( "Client wants to upload" );
-		long startOfRange = 0;
-		String token = "";
-		// try to read meta data
-		while ( downloader.readMetaData() ) {
-			// check token to identify the client
-			token = downloader.getToken();
-			if ( !connections.containsKey( token ) ) {
-				downloader.sendErrorCode( "Token not accepted." );
-				downloader.close(null);
-				return;
-			}
-
-			startOfRange = downloader.getStartOfRange();
-
-			if ( downloader.getDiffOfRange() <= 0 ) {
-				return;
-			}
-
-			// check if he was a uploading client
-			if ( connections.get( token ).type == Connection.DOWNLOADING ) {
-				downloader.sendErrorCode( "You can not upload, if you are downloading." );
-				downloader.close(null);
-				return;
-			}
-
-			int blockNumber = (int) ( startOfRange / Globals.blockSize );
-			UploadingImage image = connections.get( token ).image;
-			image.setNeedsCheck( blockNumber );
-			image.increaseTransmittedTimes( blockNumber );
-			log.debug( "Block " + blockNumber + " was transmitted " + image.getTimesTransmitted( blockNumber ) + " time(s)." );
-
-			downloader.setOutputFilename( connections.get( token ).filepath );
-			downloader.receiveBinary();
+		String token = downloader.getToken();
+		if (token == null)
+		{
+			downloader.sendErrorCode( "No token available." );
+		    downloader.close(null);
+			return;
+		}
+		// Check token to identify the client.
+		if ( !connections.containsKey( token ) ) {
+			downloader.sendErrorCode( "Token not accepted." );
+			downloader.close(null);
+			return;
 		}
+		
+		// check if he was a uploading client
+		if ( connections.get( token ).type == Connection.DOWNLOADING ) {
+			downloader.sendErrorCode( "You can not upload, if you are downloading." );
+			downloader.close(null);
+			return;
+		}
+		
+		String destinationFileName = connections.get( token ).filepath;
+		final UploadingImage image = connections.get( token ).image;
+		downloader.download( destinationFileName, new WantRangeCallback() {
+			
+			@Override
+			public FileRange get() {
+				// get start of range.
+				int blockNumber = image.getNextMissingBlock();
+				if (blockNumber == -1)
+					return null;
+				
+				image.setNeedsCheck( blockNumber );
+				image.increaseTransmittedTimes( blockNumber );
+				log.debug( "Block " + blockNumber + " was transmitted " + image.getTimesTransmitted( blockNumber ) + " time(s)." );
+				
+				long startOfRange =  image.getNextMissingBlock() * Globals.blockSize;
+				long endOfRange = Math.min(startOfRange + Globals.blockSize, image.getImageFile().length());
+				FileRange range = new FileRange(startOfRange, endOfRange);
+				return range;
+			}
+		});
+//		long startOfRange = 0;
+//		String token = "";
+//		// try to read meta data
+//		while ( downloader.readMetaData() ) {
+//			// check token to identify the client
+//			token = downloader.getToken();
+//			if ( !connections.containsKey( token ) ) {
+//				downloader.sendErrorCode( "Token not accepted." );
+//				downloader.close(null);
+//				return;
+//			}
+//
+//			startOfRange = downloader.getStartOfRange();
+//
+//			if ( downloader.getDiffOfRange() <= 0 ) {
+//				return;
+//			}
+//
+//			// check if he was a uploading client
+//			if ( connections.get( token ).type == Connection.DOWNLOADING ) {
+//				downloader.sendErrorCode( "You can not upload, if you are downloading." );
+//				downloader.close(null);
+//				return;
+//			}
+//
+//		
+//			int blockNumber = (int) ( startOfRange / Globals.blockSize );
+//			UploadingImage image = connections.get( token ).image;
+//			image.setNeedsCheck( blockNumber );
+//			image.increaseTransmittedTimes( blockNumber );
+//			log.debug( "Block " + blockNumber + " was transmitted " + image.getTimesTransmitted( blockNumber ) + " time(s)." );
+//
+//			downloader.setOutputFilename( connections.get( token ).filepath );
+//			downloader.receiveBinary();
+//		}
 		downloader.close(null);
 	}
 }
-- 
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