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Simplify Map.get and conditional calls

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This commit is contained in:
Vedran Pavic
2017-03-04 08:18:16 +01:00
committed by Rob Winch
parent 5b4d0c40d8
commit e0fc9e92ba
1 changed files with 4 additions and 9 deletions
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13
spring-session/src/integration-test/java/org/springframework/session/data/SessionEventRegistry.java
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@@ -18,13 +18,15 @@ package org.springframework.session.data;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import org.springframework.context.ApplicationListener;
import org.springframework.session.events.AbstractSessionEvent;
public class SessionEventRegistry implements ApplicationListener<AbstractSessionEvent> {
private Map<String, AbstractSessionEvent> events = new HashMap<>();
private Map<String, Object> locks = new HashMap<>();
private ConcurrentMap<String, Object> locks = new ConcurrentHashMap<>();
public void onApplicationEvent(AbstractSessionEvent event) {
String sessionId = event.getSessionId();
@@ -63,13 +65,6 @@ public class SessionEventRegistry implements ApplicationListener<AbstractSession
}
private Object getLock(String sessionId) {
synchronized (this.locks) {
Object lock = this.locks.get(sessionId);
if (lock == null) {
lock = new Object();
this.locks.put(sessionId, lock);
}
return lock;
}
return this.locks.computeIfAbsent(sessionId, k -> new Object());
}
}