Path inputFile = dfs.makeQualified(new Path(testDirectory, fileName));
RCFile.Writer rcFileWriter = new RCFile.Writer(dfs, conf, inputFile, null,
metadata, null);
for (int row = 0; row < numRecords; row++) {
BytesRefArrayWritable dataWrite = new BytesRefArrayWritable(maxColumns);
dataWrite.resetValid(maxColumns);
for (int column = 0; column < maxColumns; column++) {
Text sampleText = new Text("ROW-NUM:" + row + ", COLUMN-NUM:" + column);
ByteArrayDataOutput dataOutput = ByteStreams.newDataOutput();
sampleText.write(dataOutput);
dataWrite.set(column, new BytesRefWritable(dataOutput.toByteArray()));