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src/java.base/share/classes/java/time/ZoneId.java
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rev 51919 : 8215281: Use String.isEmpty() when applicable in java.base
Reviewed-by: dfuchs, alanb
@@ -370,11 +370,11 @@
* "GMT", "UTC", or "UT", or ""
*/
public static ZoneId ofOffset(String prefix, ZoneOffset offset) {
Objects.requireNonNull(prefix, "prefix");
Objects.requireNonNull(offset, "offset");
- if (prefix.length() == 0) {
+ if (prefix.isEmpty()) {
return offset;
}
if (!prefix.equals("GMT") && !prefix.equals("UTC") && !prefix.equals("UT")) {
throw new IllegalArgumentException("prefix should be GMT, UTC or UT, is: " + prefix);
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