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Avoid unguarded String concatenation for debug/trace logging

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Closes gh-22874
This commit is contained in:
Juergen Hoeller
2019-05-03 00:10:56 +02:00
parent f359c117d3
commit 31c3b8a291
7 changed files with 46 additions and 28 deletions
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14
spring-core/src/main/java/org/springframework/core/type/filter/AbstractTypeHierarchyTraversingFilter.java
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2018 the original author or authors.
* Copyright 2002-2019 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -85,8 +85,10 @@ public abstract class AbstractTypeHierarchyTraversingFilter implements TypeFilte
}
}
catch (IOException ex) {
logger.debug("Could not read super class [" + metadata.getSuperClassName() +
"] of type-filtered class [" + metadata.getClassName() + "]");
if (logger.isDebugEnabled()) {
logger.debug("Could not read super class [" + metadata.getSuperClassName() +
"] of type-filtered class [" + metadata.getClassName() + "]");
}
}
}
}
@@ -109,8 +111,10 @@ public abstract class AbstractTypeHierarchyTraversingFilter implements TypeFilte
}
}
catch (IOException ex) {
logger.debug("Could not read interface [" + ifc + "] for type-filtered class [" +
metadata.getClassName() + "]");
if (logger.isDebugEnabled()) {
logger.debug("Could not read interface [" + ifc + "] for type-filtered class [" +
metadata.getClassName() + "]");
}
}
}
}