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INT-1603 added logic to separate markedId vs lastProcessedId

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This commit is contained in:
Oleg Zhurakousky
2010-11-11 15:10:52 -05:00
parent 6335dd44d7
commit a2adf47992
3 changed files with 32 additions and 27 deletions
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20
spring-integration-twitter/src/main/java/org/springframework/integration/twitter/inbound/AbstractTwitterMessageSource.java
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@@ -64,6 +64,8 @@ public abstract class AbstractTwitterMessageSource<T> extends AbstractEndpoint
protected volatile int prefetchThreshold = 0;
protected volatile long markerId = -1;
protected volatile long processedId = -1;
protected final TwitterOperations twitter;
@@ -124,7 +126,7 @@ public abstract class AbstractTwitterMessageSource<T> extends AbstractEndpoint
String lastId = this.metadataStore.get(this.metadataKey);
// initialize the last status ID from the metadataStore
if (StringUtils.hasText(lastId)){
this.markLastStatusId(Long.parseLong(lastId));
this.markerId = Long.parseLong(lastId);
}
}
@@ -166,7 +168,7 @@ public abstract class AbstractTwitterMessageSource<T> extends AbstractEndpoint
public Message<?> receive() {
Tweet tweet = tweets.poll();
if (tweet != null){
this.markProcessedId(tweet.getId());
return MessageBuilder.withPayload(tweet).build();
}
return null;
@@ -176,22 +178,16 @@ public abstract class AbstractTwitterMessageSource<T> extends AbstractEndpoint
synchronized (this.markerGuard) {
long id = tweet.getId();
String lastId = this.metadataStore.get(this.metadataKey);
long lastTweetId = 0;
if (lastId != null) {
lastTweetId = Long.parseLong(lastId);
}
if (id > lastTweetId) {
markLastStatusId(tweet.getId());
if (id > this.markerId) {
this.markerId = id;
tweets.add(tweet);
}
}
}
protected void markLastStatusId(long statusId) {
this.markerId = statusId;
protected void markProcessedId(long statusId) {
this.processedId = statusId;
this.metadataStore.put(this.metadataKey, String.valueOf(statusId));
}
}