error reporting improved when color parsing fails

appointment-import/src/main/java/smash/appointment/parse/PrcSubjectsParser.java

@@ -56,7 +56,7 @@ public class PrcSubjectsParser extends SubjectParser {
 
 	@Override
 	protected String parseAddDate(Row row) {
-		return getDate(row.getCell(14),Calendar.getInstance());
+		return getDate(row.getCell(14), Calendar.getInstance());
 	}
 
 	@Override
@@ -154,19 +154,24 @@ public class PrcSubjectsParser extends SubjectParser {
 
 	@Override
 	protected boolean parseResigned(Row row) {
-		IndexedColors color = IndexedColors.fromInt(row.getSheet().getWorkbook().getFontAt(row.getCell(0).getCellStyle().getFontIndex()).getColor());
-		switch (color) {
-			case RED:
-				return true;
-			case BLUE:
-				return false;
-			case BLACK:
-				return false;
-			case GREEN:
-				return false;
-			default:
-				logger.debug("Unknown font color: " + color);
-				return false;
+		try {
+			IndexedColors color = IndexedColors.fromInt(row.getSheet().getWorkbook().getFontAt(row.getCell(0).getCellStyle().getFontIndex()).getColor());
+			switch (color) {
+				case RED:
+					return true;
+				case BLUE:
+					return false;
+				case BLACK:
+					return false;
+				case GREEN:
+					return false;
+				default:
+					logger.debug("Unknown font color: " + color);
+					return false;
+			}
+		} catch (Exception e) {
+			logger.error("Problem with parsing color for subject: " + this.toString(), e);
+			return false;
 		}
 	}
 }