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private static final long serialVersionUID = 524459343516880300L; @Override public void write(O object) { throw new JobFailureException("Attempt to write to NoOutput: " + object); }
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public NoReducer() { } @Override public void reduce(K key, ReducerInput<V> values) { throw new JobFailureException( getClass().getSimpleName() + ": reduce function was called for " + key); }