Always Catch Most Specific Exception
| class TransmissionParser { |
| static Transmission parse(String rawMessage) { |
| if (rawMessage != null |
| && rawMessage.length() != Transmission.MESSAGE_LENGTH) { |
| throw new IllegalArgumentException("Bad message received!"); |
| } |
| |
| String rawId = rawMessage.substring(0, Transmission.ID_LENGTH); |
| String rawContent = rawMessage.substring(Transmission.ID_LENGTH); |
| try { |
| int id = Integer.parseInt(rawId); |
| String content = rawContent.trim(); |
| return new Transmission(id, content); |
» | } catch (Exception e) { |
| throw new IllegalArgumentException("Bad message received!"); |
| } |
| } |
| } |
Exceptions in Java are part of a relatively complex type hierarchy. When you catch an exception, you ...
Get Java By Comparison now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.