Make machineDescription binary in TransferInformation

1 files changed, 12 insertions, 1 deletions

diff --git a/src/main/java/org/openslx/filetransfer/util/ChunkList.java b/src/main/java/org/openslx/filetransfer/util/ChunkList.java
index 4a55278..c71777b 100644
--- a/src/main/java/org/openslx/filetransfer/util/ChunkList.java
+++ b/src/main/java/org/openslx/filetransfer/util/ChunkList.java
@@ -2,6 +2,7 @@ package org.openslx.filetransfer.util;
 
 import java.nio.ByteBuffer;
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.Iterator;
 import java.util.LinkedList;
 import java.util.List;
@@ -39,7 +40,7 @@ public class ChunkList
 	{
 		FileChunk.createChunkList( missingChunks, fileSize, sha1Sums );
 		statusArray = ByteBuffer.allocate( missingChunks.size() );
-		allChunks = new ArrayList<>( missingChunks );
+		allChunks = Collections.unmodifiableList( new ArrayList<>( missingChunks ) );
 	}
 
 	/**
@@ -234,4 +235,14 @@ public class ChunkList
 		return sb.toString();
 	}
 
+	public synchronized boolean isEmpty()
+	{
+		return allChunks.isEmpty();
+	}
+
+	public List<FileChunk> getAll()
+	{
+		return allChunks;
+	}
+
 }