desruisseaux commented on code in PR #599:
URL: https://github.com/apache/maven-jar-plugin/pull/599#discussion_r4084520452
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src/main/java/org/apache/maven/plugins/jar/AbstractJarMojo.java:
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@@ -270,11 +288,28 @@ protected String getOutputTimestamp() {
for (int i = time.length(); --i >= 0; ) {
char c = time.charAt(i);
if ((c < '0' || c > '9') && (i != 0 || c != '-')) {
+ // Not a plain integer — treat as ISO 8601 and pass through
as-is.
return time;
}
}
+ // Plain integer: convert from seconds to ISO 8601, clamping to
EPOCH_MIN if needed.
try {
- return Instant.ofEpochSecond(Long.parseLong(time)).toString();
+ long seconds = Long.parseLong(time);
+ if (seconds < EPOCH_MIN) {
+ Instant instant = Instant.ofEpochSecond(seconds);
+ log.warn("Output timestamp \""
+ + time
+ + "\" (resolved to "
+ + instant
+ + ") is before the minimum value accepted by the jar
tool ("
+ + Instant.ofEpochSecond(EPOCH_MIN)
Review Comment:
Replace by `Instant.ofEpochSecond(EPOCH_MIN)` by `minValid`.
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