Method exec

test/org/apache/pig/test/utils/FILTERFROMFILE.java:83–100

(Tuple input)

	}
	
	@Override
	public Boolean exec(Tuple input) throws IOException {
	 if (lookupTable == null){
		init();
	  }	
	String s;
        try {
            s = input.get(0).toString();
        } catch (ExecException e) {
            IOException ioe = new IOException("Error getting data");
            ioe.initCause(e);
            throw ioe;
        }
		
	   boolean matched = lookupTable.containsKey(s);

	   return(matched);
    }
}