how to download large files without memory issues in java

Question

When I am trying to download a large file which is of 260MB from server, I get this error: java.lang.OutOfMemoryError: Java heap space. I am sure my heap size i

Answer 1

There's nothing wrong (in regard to memory usage) with the code you're show. Either the servlet container is configured to buffer the entire response (look at the web.xml configuration), or the memory is being leaked elsewhere.