Impala Documentation

void Impala::Persistency::File::CopyFrom ( File srcFile ) [inline]

Definition at line 67 of file File.h.

References Impala::Util::IOBuffer::Available(), Impala::Util::Channel::DATA_BUFFER_SIZE, GetReadBuffer(), GetWriteBuffer(), Impala::Util::IOBuffer::Read(), and Impala::Util::IOBuffer::Write().

Referenced by Impala::Persistency::SvmRepositoryInFile::Add(), Impala::Persistency::RepositoryInFileSystem::CopyFile(), Impala::Persistency::SvmRepositoryInFile::Get(), and Impala::Persistency::DistributedAccessRepositoryInFile::WriteParts().

00068     {
00069         IOBuffer* srcBuf = srcFile.GetReadBuffer();
00070         if (!srcBuf)
00071             return;
00072         IOBuffer* dstBuf = GetWriteBuffer();
00073         if (!dstBuf)
00074         {
00075             delete srcBuf;
00076             return;
00077         }
00078         int bufSize = Util::Channel::DATA_BUFFER_SIZE;
00079         char* buf = new char[bufSize];
00080         while (srcBuf->Available() > 0)
00081         {
00082             int nrRead = srcBuf->Read(buf, bufSize);
00083             dstBuf->Write(buf, nrRead);
00084         }
00085         delete buf;
00086         delete dstBuf;
00087         delete srcBuf;
00088     }

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