How to use

getOrLoadBlock

method

in

org.eclipse.jgit.internal.storage.dfs.BlockBasedFile

void pin(BlockBasedFile file, long position) throws IOException {
  if (block == null || !block.contains(file.key, position)) {
    // If memory is low, we may need what is in our window field to
    // be cleaned up by the GC during the get for the next window.
    // So we always clear it, even though we are just going to set
    // it again.
    block = null;
    block = file.getOrLoadBlock(position, this);
  }
}

void pin(BlockBasedFile file, long position) throws IOException {
  if (block == null || !block.contains(file.key, position)) {
    // If memory is low, we may need what is in our window field to
    // be cleaned up by the GC during the get for the next window.
    // So we always clear it, even though we are just going to set
    // it again.
    block = null;
    block = file.getOrLoadBlock(position, this);
  }
}