// used for KWIC highlighting
final Pattern[] buildHighlightTerms(ArrayList<SearchClause> searchClauses) {
ArrayList<Pattern> hilites = new ArrayList<Pattern>();
Iterator<SearchClause> stit = searchClauses.iterator();
while (stit.hasNext()) {
try {
SearchClause searchClause = stit.next();
String transformedString = searchClause.buildTransformedString();
if (transformedString == null) {
continue;
}
if ("".equals(transformedString)) {
continue;
}
if (searchClause.getAllClauseRoles().contains(ClauseRole.REGEX)) {
String trimmedRegex = trimRegex(transformedString);
Pattern[] regexPatterns = matchRegexToDocument(trimmedRegex);
hilites.addAll(Arrays.asList(regexPatterns));
} else if (searchClause.parseForSearchType() == StringSearchFacet.SearchType.PROXIMITY) {
transformedString = transformedString.replaceAll("(\\d+)w", "");
tempRegex = "Prox";
hilites.addAll(Arrays.asList(util.getPhraseHighlightPatterns(transformedString)));
} else if (searchClause.parseForSearchType() == StringSearchFacet.SearchType.SUBSTRING) {
Pattern[] patterns = util.getSubstringHighlightPatterns(transformedString);
for (int i = 0; i < patterns.length; i++) {
tempRegex += "### ";
tempRegex += patterns[i].toString();
tempRegex += " ###";
}
hilites.addAll(Arrays.asList(patterns));
} else {
tempRegex = "Other";
Pattern[] patterns = util.getPhraseHighlightPatterns(transformedString);
hilites.addAll(Arrays.asList(patterns));
}
} catch (Exception e) {
}
}
Pattern[] patterns = new Pattern[hilites.size()];
return hilites.toArray(patterns);
}
