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Use final keyword in MessageHeaders

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This commit is contained in:
Rossen Stoyanchev
2013-11-05 10:06:35 -05:00
parent 2ae6a6a341
commit c6c5555034
1 changed files with 2 additions and 3 deletions
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5
spring-messaging/src/main/java/org/springframework/messaging/MessageHeaders.java
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@@ -71,7 +71,7 @@ public final class MessageHeaders implements Map<String, Object>, Serializable {
private static volatile IdGenerator idGenerator = null;
private static volatile IdGenerator defaultIdGenerator = new AlternativeJdkIdGenerator();
private static final IdGenerator defaultIdGenerator = new AlternativeJdkIdGenerator();
/**
* The key for the Message ID. This is an automatically generated UUID and
@@ -97,8 +97,7 @@ public final class MessageHeaders implements Map<String, Object>, Serializable {
public MessageHeaders(Map<String, Object> headers) {
this.headers = (headers != null) ? new HashMap<String, Object>(headers) : new HashMap<String, Object>();
IdGenerator generatorToUse = (idGenerator != null) ? idGenerator : defaultIdGenerator;
this.headers.put(ID, generatorToUse.generateId());
this.headers.put(ID, ((idGenerator != null) ? idGenerator : defaultIdGenerator).generateId());
this.headers.put(TIMESTAMP, new Long(System.currentTimeMillis()));
}