src/org/redkale/convert/bson/BsonByteBufferWriter.java

@@ -85,6 +85,7 @@ public class BsonByteBufferWriter extends BsonWriter {
         int len = buffer.remaining();
         int size = 0;
         while (len < byteLength) {
+            buffer = supplier.get();
             this.buffers = Utility.append(this.buffers, buffer);
             len += buffer.remaining();
             size++;