for(List<? extends DataSet> dataSetList : metaData) {
DataSetFormatPair key = new DataSetFormatPair(
dataSetList.get(0).getKey(), formatName);
if(DataSet.conversionMap.containsKey(key)) {
DataSetSerializer xmpSerializer = DataSet.conversionMap.get(key);
nameSpaceClusters.add(xmpSerializer.key, xmpSerializer.serialize(
metaData.get(dataSetList.get(0).getKey())));
}
}
StringBuilder sb = new StringBuilder();