Top "Filechannel" questions

Bufferunderflowexception Java

I am writing values to a file. The values are written correct. In another application I can read the file …

java exception paintcomponent filechannel bufferunderflowexception

Using FileChannel to write any InputStream?

Can I write any InputStream into a FileChannel? I'm using java.nio.channels.FileChannel to open a file and lock …

java inputstream filelock filechannel

Reading Objects from Random Access File

I wrote a file using Java's FileChannel class that uses RandomAccessFiles. I wrote objects at various locations in the file. …

java objectoutputstream filechannel

Should I close the FileChannel?

I came across an issue with one of our utility classes today. It is a helper for files and contains …

java filechannel

Java NIO: transferFrom until end of stream

I'm playing around with the NIO library. I'm attempting to listen for a connection on port 8888 and once a connection …

java nio filechannel socketchannel

Copy large files in fastest way possible

I tried to find a way to copy large files in fastest way possible... import java.io.FileInputStream; import java.…

java multithreading file-copying filechannel

Prevent OutOfMemory when using java.nio.MappedByteBuffer

Consider application, which create 5-6 threads, each thread in cycle allocate MappedByteBuffer for 5mb page size. MappedByteBuffer b = ch.map(…

java nio out-of-memory bytebuffer filechannel

How to use java.nio.channels.FileChannel to read to ByteBuffer achieve similiar behavior like BufferedReader#readLine()

I want to use java.nio.channels.FileChannel to read from a file, but I want to read line per …

java nio bytebuffer filechannel

Can multiple threads see writes on a direct mapped ByteBuffer in Java?

I'm working on something that uses ByteBuffers built from memory-mapped files (via FileChannel.map()) as well as in-memory direct ByteBuffers. …

java concurrency memory-mapped-files bytebuffer filechannel

How wait and get lock on file

I want wait till other program releases lock on particular file, then I want to proceed to open that unlocked …

java nio filelock filechannel