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Use putIfAbsent() instead of containsKey 

See gh-17913
This commit is contained in:
Gang Zhang 2019-08-19 23:01:37 +08:00 committed by Stephane Nicoll
parent bac63cf79e
commit 2b29bea55c
1 changed files with 2 additions and 6 deletions
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8
spring-boot-project/spring-boot/src/main/java/org/springframework/boot/logging/AbstractLoggingSystem.java
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@ -194,12 +194,8 @@ public abstract class AbstractLoggingSystem extends LoggingSystem {
}
public void map(LogLevel system, T nativeLevel) {
if (!this.systemToNative.containsKey(system)) {
this.systemToNative.put(system, nativeLevel);
}
if (!this.nativeToSystem.containsKey(nativeLevel)) {
this.nativeToSystem.put(nativeLevel, system);
}
this.systemToNative.putIfAbsent(system, nativeLevel);
this.nativeToSystem.putIfAbsent(nativeLevel, system);
}
public LogLevel convertNativeToSystem(T level) {