/// <exception cref="System.IO.IOException"/>
public override FSDataOutputStream CreateInternal(Path f, EnumSet <CreateFlag> createFlag
, FsPermission absolutePermission, int bufferSize, short replication, long blockSize
, Progressable progress, Options.ChecksumOpt checksumOpt, bool createParent)
{
DFSOutputStream dfsos = dfs.PrimitiveCreate(GetUriPath(f), absolutePermission, createFlag
, createParent, replication, blockSize, progress, bufferSize, checksumOpt);
return(dfs.CreateWrappedOutputStream(dfsos, statistics, dfsos.GetInitialLen()));
}
/// <exception cref="System.IO.IOException"/>
/// <exception cref="Sharpen.URISyntaxException"/>
private void OnCreate(ChannelHandlerContext ctx)
{
WriteContinueHeader(ctx);
string nnId = @params.NamenodeId();
int bufferSize = @params.BufferSize();
short replication = @params.Replication();
long blockSize = @params.BlockSize();
FsPermission permission = @params.Permission();
EnumSet <CreateFlag> flags = @params.Overwrite() ? EnumSet.Of(CreateFlag.Create, CreateFlag
.Overwrite) : EnumSet.Of(CreateFlag.Create);
DFSClient dfsClient = NewDfsClient(nnId, confForCreate);
OutputStream @out = dfsClient.CreateWrappedOutputStream(dfsClient.Create(path, permission
, flags, replication, blockSize, null, bufferSize, null), null);
DefaultHttpResponse resp = new DefaultHttpResponse(HttpVersion.Http11, HttpResponseStatus
.Created);
URI uri = new URI(HdfsConstants.HdfsUriScheme, nnId, path, null, null);
resp.Headers().Set(HttpHeaders.Names.Location, uri.ToString());
resp.Headers().Set(HttpHeaders.Names.ContentLength, 0);
ctx.Pipeline().Replace(this, typeof(HdfsWriter).Name, new HdfsWriter(dfsClient, @out
, resp));
}
