public static void appendException(StringBuilder sb, Throwable t, int recurseLimit) {
if (t != null) {
sb.append("Exception: ");
sb.append(t.getClass().getCanonicalName()).append("\r\n");
sb.append(t.getMessage()).append("\r\n");
for (StackTraceElement elem : t.getStackTrace()) {
sb.append(" ").append(elem.toString()).append("\r\n");
}
if (recurseLimit > 0 && t.getCause() != null) {
sb.append("Caused by: ");
appendException(sb, t.getCause(), recurseLimit - 1);
}
}
}
