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Use ThreadLocal for RFC3501_DATE

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… instead of serializing access to one single SimpleDateFormat instance.
This commit is contained in:
cketti 2016-02-24 11:31:36 +01:00
parent 126a8766d6
commit 07c5f0ffba
1 changed files with 7 additions and 4 deletions
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11
k9mail-library/src/main/java/com/fsck/k9/mail/store/imap/ImapFolder.java
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@ -40,7 +40,12 @@ import static com.fsck.k9.mail.store.imap.ImapUtility.getLastResponse;
class ImapFolder extends Folder<ImapMessage> {
private static final SimpleDateFormat RFC3501_DATE = new SimpleDateFormat("dd-MMM-yyyy", Locale.US);
private static final ThreadLocal<SimpleDateFormat> RFC3501_DATE = new ThreadLocal<SimpleDateFormat>() {
@Override
protected SimpleDateFormat initialValue() {
return new SimpleDateFormat("dd-MMM-yyyy", Locale.US);
}
};
private static final int MORE_MESSAGES_WINDOW_SIZE = 500;
private static final int FETCH_WINDOW_SIZE = 100;
@ -533,9 +538,7 @@ class ImapFolder extends Folder<ImapMessage> {
return "";
}
synchronized (RFC3501_DATE) {
return " SINCE " + RFC3501_DATE.format(earliestDate);
}
return " SINCE " + RFC3501_DATE.get().format(earliestDate);
}
@Override