public void TestDeserialize()
{
var test =
"<?xml version=\"1.0\" encoding=\"utf-8\"?><task> <metadata> <name>Hello World</name> <id>0d852117-6adf-4af7-8c8b-f52300ccae15</id> <!-- <isActive>true</isActive> that must be defined in the server and should not be part of the task --> </metadata> <audience> <all /> <client id=\"1\" /> <group id=\"testGroup\" /> </audience> <conditions> <OperatingSystem min=\"WinVista\" /> </conditions> <transmission> <DateTime date=\"\" /> </transmission> <execution> <IdleExecutionEvent idleTime=\"120\" /> </execution> <stop> <Duration time=\"00:01:00\" /> <DateTime date=\"\" /> </stop> <commands> <command name=\"Maze.WakeOnLan\" modules=\"SystemUtilties;TaskManager\"> asdasdadsdas </command> </commands></task>";
var reader = new ReaderImpl(XDocument.Parse(test));
Assert.Equal("Hello World", reader.GetName());
Assert.Equal(Guid.Parse("0d852117-6adf-4af7-8c8b-f52300ccae15"), reader.GetId());
}
public void readFields(DataInput @in)
{
//deserialize path, offset, length using FileSplit
base.readFields(@in);
byte flags = @in.readByte();
hasFooter = (FOOTER_FLAG & flags) != 0;
isOriginal = (ORIGINAL_FLAG & flags) != 0;
hasBase = (BASE_FLAG & flags) != 0;
bool hasFileId = (HAS_FILEID_FLAG & flags) != 0;
deltas.Clear();
int numDeltas = @in.readInt();
for (int i = 0; i < numDeltas; i++)
{
AcidInputFormat.DeltaMetaData dmd = new AcidInputFormat.DeltaMetaData();
dmd.readFields(@in);
deltas.Add(dmd);
}
if (hasFooter)
{
// deserialize FileMetaInfo fields
string compressionType = Text.readString(@in);
int bufferSize = WritableUtils.readVInt(@in);
int metadataSize = WritableUtils.readVInt(@in);
// deserialize FileMetaInfo field footer
int footerBuffSize = WritableUtils.readVInt(@in);
ByteBuffer footerBuff = ByteBuffer.allocate(footerBuffSize);
@in.readFully(footerBuff.array(), 0, footerBuffSize);
OrcFile.WriterVersion writerVersion =
ReaderImpl.getWriterVersion(WritableUtils.readVInt(@in));
fileMetaInfo = new FileMetaInfo(compressionType, bufferSize,
metadataSize, footerBuff, writerVersion);
}
if (hasFileId)
{
fileId = @in.readLong();
}
}
/**
* Create a reader that reads from the first key larger than minKey to any
* keys equal to maxKey.
* @param key the key to read into
* @param reader the ORC file reader
* @param bucket the bucket number for the file
* @param minKey only return keys larger than minKey if it is non-null
* @param maxKey only return keys less than or equal to maxKey if it is
* non-null
* @param options options to provide to read the rows.
* @param statementId id of SQL statement within a transaction
* @
*/
public ReaderPair(ReaderKey key, Reader reader, int bucket,
RecordIdentifier minKey, RecordIdentifier maxKey,
ReaderImpl.Options options, int statementId)
{
this.reader = reader;
this.key = key;
this.maxKey = maxKey;
this.bucket = bucket;
// TODO use stripe statistics to jump over stripes
recordReader = reader.rowsOptions(options);
this.statementId = statementId;
// advance the reader until we reach the minimum key
do
{
next(nextRecord);
} while (nextRecord != null &&
(minKey != null && key.compareRow(minKey) <= 0));
}
