public void addInput(Path path, InputFormat inputFormat, TupleMapper inputProcessor) {
multipleInputs.getMultiInputs().add(new Input(path, inputFormat, inputProcessor, new HashMap<String, String>()));
}
public void addInput(Path path, InputFormat inputFormat, TupleMapper inputProcessor, Map<String, String> specificContext) {
multipleInputs.getMultiInputs().add(new Input(path, inputFormat, inputProcessor, specificContext));
}