MatchRule4.java :  » Natural-Language-Processing » GATE » gate » creole » orthomatcher » Java Open Source

package gate.creole.orthomatcher;

import gate.Annotation;

import java.util.Iterator;

import static gate.creole.orthomatcher.OrthoMatcher.*;

/**
 * RULE #4: Does the first non-punctuation token from the long string match
 * the first token from the short string?
 * e.g. "fred jones" == "fred"
 * Condition(s): case-insensitive match
 * Applied to: person annotations
 *
 * Modified by Andrew Borthwick, Spock Networks:  Disallow stop words
 */
public class MatchRule4 implements OrthoMatcherRule {
  
  OrthoMatcher orthomatcher;
  
  public MatchRule4(OrthoMatcher orthmatcher){
    this.orthomatcher=orthmatcher;
  }
  
  public boolean value(String s1, String s2) {

    boolean allTokensMatch = true;
      // Out.prln("MR4:  Matching" + s1 + " with " + s2);

      Iterator tokensLongAnnotIter = orthomatcher.tokensLongAnnot.iterator();
      Iterator tokensShortAnnotIter = orthomatcher.tokensShortAnnot.iterator();
      while (tokensLongAnnotIter.hasNext() && tokensShortAnnotIter.hasNext()) {
        Annotation token = (Annotation) tokensLongAnnotIter.next();
        if (((String)token.getFeatures().get(TOKEN_KIND_FEATURE_NAME)).equals(PUNCTUATION_VALUE) ||
                token.getFeatures().containsKey("ortho_stop"))
          continue;
        if (! ((String)(((Annotation) tokensShortAnnotIter.next()).
                getFeatures().get(TOKEN_STRING_FEATURE_NAME))).equals(
                        (String) token.getFeatures().get(TOKEN_STRING_FEATURE_NAME))) {
          allTokensMatch = false;
          break;
        } // if (!tokensLongAnnot.nextToken()
      } // while
  //  if (allTokensMatch)
  //  Out.prln("rule4 fired. result is: " + allTokensMatch);
       if (allTokensMatch && log.isDebugEnabled()) {
         log.debug("rule 4 matched " + s1 + "(id: " + orthomatcher.longAnnot.getId() + ") to " + s2+ "(id: " + orthomatcher.shortAnnot.getId() + ")");
       }
       
      if (allTokensMatch) OrthoMatcherHelper.usedRule(4);
      
      return allTokensMatch;
  }
  
  public String getId(){
    return "MatchRule4";
  }
}