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Daniel Qian
2015-01-21 09:28:25 +08:00
parent 01cee5a3d9
commit 8c80ca25b6
2 changed files with 12 additions and 13 deletions
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16
weixin-java-common/src/main/java/me/chanjar/weixin/common/util/WxMsgIdInMemoryDuplicateChecker.java
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@@ -14,12 +14,12 @@ public class WxMsgIdInMemoryDuplicateChecker implements WxMsgIdDuplicateChecker
/**
* 一个消息ID在内存的过期时间：15秒
*/
private final Long TIME_TO_LIVE;
private final Long timeToLive;
/**
* 每隔多少周期检查消息ID是否过期：5秒
*/
private final Long CLEAR_PERIOD;
private final Long clearPeriod;
private final ConcurrentHashMap<Long, Long> msgId2Timestamp = new ConcurrentHashMap<Long, Long>();
@@ -31,8 +31,8 @@ public class WxMsgIdInMemoryDuplicateChecker implements WxMsgIdDuplicateChecker
* </pre>
*/
public WxMsgIdInMemoryDuplicateChecker() {
this.TIME_TO_LIVE = 15 * 1000l;
this.CLEAR_PERIOD = 5 * 1000l;
this.timeToLive = 15 * 1000l;
this.clearPeriod = 5 * 1000l;
this.start();
}
@@ -42,8 +42,8 @@ public class WxMsgIdInMemoryDuplicateChecker implements WxMsgIdDuplicateChecker
* @param clearPeriod 每隔多少周期检查消息ID是否过期：毫秒
*/
public WxMsgIdInMemoryDuplicateChecker(Long timeToLive, Long clearPeriod) {
this.TIME_TO_LIVE = timeToLive;
this.CLEAR_PERIOD = clearPeriod;
this.timeToLive = timeToLive;
this.clearPeriod = clearPeriod;
this.start();
}
@@ -53,10 +53,10 @@ public class WxMsgIdInMemoryDuplicateChecker implements WxMsgIdDuplicateChecker
public void run() {
try {
while (true) {
Thread.sleep(CLEAR_PERIOD);
Thread.sleep(clearPeriod);
Long now = System.currentTimeMillis();
for (Map.Entry<Long, Long> entry : msgId2Timestamp.entrySet()) {
if (now - entry.getValue() > TIME_TO_LIVE) {
if (now - entry.getValue() > timeToLive) {
msgId2Timestamp.entrySet().remove(entry);
}
}