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AttributeDetector |
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1 /* 2 * Copyright (c) 1998-2001, The University of Sheffield. 3 * 4 * This file is part of GATE (see http://gate.ac.uk/), and is free 5 * software, licenced under the GNU Library General Public License, 6 * Version 2, June 1991 (in the distribution as file licence.html, 7 * and also available at http://gate.ac.uk/gate/licence.html). 8 * 9 * Valentin Tablan 28 May 2002 10 * 11 * $Id: AttributeDetector.java,v 1.1 2002/06/27 17:12:32 valyt Exp $ 12 */ 13 14 package gate.ml; 15 16 import weka.core.*; 17 /** 18 */ 19 public interface AttributeDetector{ 20 21 /** 22 * Gets the definition for the attribute handled by this detector. 23 * @return an Attribute object. 24 */ 25 public Attribute getAttribute(); 26 27 28 /** 29 * Gets the value detected for the attribute in the current instance. 30 * If <code>null</code> is returned, the attribute will be marked as missing. 31 * @return An Object value. This will be converted to the according numeric 32 * type or to string. 33 * @param data contains tha data neede to identify the instance for which the 34 * attribute value is requested. The actual type of the value depends on the 35 * type of InstanceDetector used. 36 */ 37 public Object getAttributeValue(Object data); 38 39 /** 40 * Sets the data collector this data listener lives into. 41 * @param collector 42 */ 43 public void setDataCollector(DataCollector collector); 44 }
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AttributeDetector |
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