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orpiske pushed a commit to branch main
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The following commit(s) were added to refs/heads/main by this push:
new f855adcc7f5 CAMEL-19724: minor code cleanup and improvements (#11353)
f855adcc7f5 is described below
commit f855adcc7f5985df18c26f476234fbcf3a512376
Author: Otavio Rodolfo Piske <[email protected]>
AuthorDate: Fri Sep 8 16:30:45 2023 +0200
CAMEL-19724: minor code cleanup and improvements (#11353)
Also ensure that loggers match their enclosing classes
---
.../apache/camel/support/service/BaseService.java | 8 +++----
.../camel/impl/engine/BasePackageScanResolver.java | 8 +++----
.../impl/engine/DefaultCamelContextExtension.java | 8 +++----
.../java/org/apache/camel/util/ObjectHelper.java | 27 +++++++++++++++-------
4 files changed, 31 insertions(+), 20 deletions(-)
diff --git
a/core/camel-api/src/main/java/org/apache/camel/support/service/BaseService.java
b/core/camel-api/src/main/java/org/apache/camel/support/service/BaseService.java
index 35513e39741..e742cf5244e 100644
---
a/core/camel-api/src/main/java/org/apache/camel/support/service/BaseService.java
+++
b/core/camel-api/src/main/java/org/apache/camel/support/service/BaseService.java
@@ -419,11 +419,11 @@ public abstract class BaseService {
* reduce the risk of dropping log messages due to slf4j log substitution
behavior during its own
* initialization.
*/
- private Logger logger() {
- class Holder {
- static final Logger LOG =
LoggerFactory.getLogger(BaseService.class);
- }
+ private static final class Holder {
+ static final Logger LOG = LoggerFactory.getLogger(Holder.class);
+ }
+ private static Logger logger() {
return Holder.LOG;
}
diff --git
a/core/camel-base-engine/src/main/java/org/apache/camel/impl/engine/BasePackageScanResolver.java
b/core/camel-base-engine/src/main/java/org/apache/camel/impl/engine/BasePackageScanResolver.java
index b15780b2b41..b8de017669c 100644
---
a/core/camel-base-engine/src/main/java/org/apache/camel/impl/engine/BasePackageScanResolver.java
+++
b/core/camel-base-engine/src/main/java/org/apache/camel/impl/engine/BasePackageScanResolver.java
@@ -201,11 +201,11 @@ public abstract class BasePackageScanResolver extends
ServiceSupport implements
* reduce the risk of dropping log messages due to slf4j log substitution
behavior during its own
* initialization.
*/
- private Logger logger() {
- class Holder {
- static final Logger LOG =
LoggerFactory.getLogger(BasePackageScanResolver.class);
- }
+ private static final class Holder {
+ static final Logger LOG = LoggerFactory.getLogger(Holder.class);
+ }
+ private static Logger logger() {
return Holder.LOG;
}
diff --git
a/core/camel-base-engine/src/main/java/org/apache/camel/impl/engine/DefaultCamelContextExtension.java
b/core/camel-base-engine/src/main/java/org/apache/camel/impl/engine/DefaultCamelContextExtension.java
index a32cf1c34a3..bec6379660a 100644
---
a/core/camel-base-engine/src/main/java/org/apache/camel/impl/engine/DefaultCamelContextExtension.java
+++
b/core/camel-base-engine/src/main/java/org/apache/camel/impl/engine/DefaultCamelContextExtension.java
@@ -617,11 +617,11 @@ class DefaultCamelContextExtension implements
ExtendedCamelContext {
* reduce the risk of dropping log messages due to slf4j log substitution
behavior during its own
* initialization.
*/
- private Logger logger() {
- class Holder {
- static final Logger LOG =
LoggerFactory.getLogger(DefaultCamelContextExtension.class);
- }
+ private static final class Holder {
+ static final Logger LOG =
LoggerFactory.getLogger(DefaultCamelContextExtension.class);
+ }
+ private static Logger logger() {
return Holder.LOG;
}
}
diff --git
a/core/camel-util/src/main/java/org/apache/camel/util/ObjectHelper.java
b/core/camel-util/src/main/java/org/apache/camel/util/ObjectHelper.java
index fadc1ea22aa..d0d0ab445bb 100644
--- a/core/camel-util/src/main/java/org/apache/camel/util/ObjectHelper.java
+++ b/core/camel-util/src/main/java/org/apache/camel/util/ObjectHelper.java
@@ -51,8 +51,6 @@ import org.slf4j.LoggerFactory;
*/
public final class ObjectHelper {
- private static final Logger LOG =
LoggerFactory.getLogger(ObjectHelper.class);
-
/**
* Utility classes should not have a public constructor.
*/
@@ -358,7 +356,7 @@ public final class ObjectHelper {
try {
return System.getProperty(name, defaultValue);
} catch (Exception e) {
- LOG.debug("Caught security exception accessing system property:
{}. Will use default value: {}",
+ logger().debug("Caught security exception accessing system
property: {}. Will use default value: {}",
name, defaultValue, e);
return defaultValue;
@@ -472,9 +470,9 @@ public final class ObjectHelper {
if (clazz == null) {
if (needToWarn) {
- LOG.warn("Cannot find class: {}", name);
+ logger().warn("Cannot find class: {}", name);
} else {
- LOG.debug("Cannot find class: {}", name);
+ logger().debug("Cannot find class: {}", name);
}
}
@@ -551,11 +549,10 @@ public final class ObjectHelper {
}
try {
- LOG.trace("Loading class: {} using classloader: {}", name, loader);
return loader.loadClass(name);
} catch (ClassNotFoundException e) {
- if (LOG.isTraceEnabled()) {
- LOG.trace("Cannot load class: {} using classloader: {}", name,
loader, e);
+ if (logger().isTraceEnabled()) {
+ logger().trace("Cannot load class: {} using classloader: {}",
name, loader, e);
}
}
@@ -1325,4 +1322,18 @@ public final class ObjectHelper {
}
}
+
+ /*
+ * NOTE: see CAMEL-19724. We log like this instead of using a statically
declared logger in order to
+ * reduce the risk of dropping log messages due to slf4j log substitution
behavior during its own
+ * initialization.
+ */
+ private static final class Holder {
+ static final Logger LOG = LoggerFactory.getLogger(Holder.class);
+ }
+
+ private static Logger logger() {
+ return Holder.LOG;
+ }
+
}
