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Merge pull request #1200 from paopaofish/master 

Using non-final variables to lock can cause thread-safety problems.Ac…
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许雪里 2019-10-25 10:54:24 +08:00 committed by GitHub
parent 3dd18839b6 ec0ff8da86
commit 08f6177d41
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xxl-job-core/src/main/java/com/xxl/job/core/util/DateUtil.java
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@ -24,7 +24,7 @@ public class DateUtil {
private static final String DATE_FORMAT = "yyyy-MM-dd"; private static final String DATE_FORMAT = "yyyy-MM-dd";
private static final String DATETIME_FORMAT = "yyyy-MM-dd HH:mm:ss"; private static final String DATETIME_FORMAT = "yyyy-MM-dd HH:mm:ss";
private static ThreadLocal<Map<String, DateFormat>> dateFormatThreadLocal = new ThreadLocal<Map<String, DateFormat>>(); private static final ThreadLocal<Map<String, DateFormat>> dateFormatThreadLocal = new ThreadLocal<Map<String, DateFormat>>();
private static DateFormat getDateFormat(String pattern) { private static DateFormat getDateFormat(String pattern) {
if (pattern==null || pattern.trim().length()==0) { if (pattern==null || pattern.trim().length()==0) {
throw new IllegalArgumentException("pattern cannot be empty."); throw new IllegalArgumentException("pattern cannot be empty.");