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27 changes: 9 additions & 18 deletions core/camel-api/src/main/java/org/apache/camel/spi/CamelLogger.java
Original file line number Diff line number Diff line change
Expand Up @@ -72,8 +72,7 @@ public String toString() {
return "Logger[" + log + "]";
}

public void log(String message, LoggingLevel loggingLevel) {
Objects.requireNonNull(message, "message");
public void log(@Nullable String message, LoggingLevel loggingLevel) {
Objects.requireNonNull(loggingLevel, "loggingLevel");
LoggingLevel oldLogLevel = getLevel();
setLevel(loggingLevel);
Expand All @@ -86,8 +85,7 @@ public void log(String message, LoggingLevel loggingLevel) {
*
* @param message the message to log, if {@link #shouldLog()} returned <tt>true</tt>
*/
public void log(String message) {
Objects.requireNonNull(message, "message");
public void log(@Nullable String message) {
if (shouldLog(log, level)) {
if (marker != null) {
log(log, level, marker, message);
Expand All @@ -102,24 +100,21 @@ public void log(String message) {
*
* @param message the message to log
*/
public void doLog(String message) {
Objects.requireNonNull(message, "message");
public void doLog(@Nullable String message) {
if (marker != null) {
log(log, level, marker, message);
} else {
log(log, level, message);
}
}

public void log(String message, Throwable exception, LoggingLevel loggingLevel) {
Objects.requireNonNull(message, "message");
public void log(@Nullable String message, Throwable exception, LoggingLevel loggingLevel) {
Objects.requireNonNull(exception, "exception");
Objects.requireNonNull(loggingLevel, "loggingLevel");
log(log, loggingLevel, marker, message, exception);
}

public void log(String message, Throwable exception) {
Objects.requireNonNull(message, "message");
public void log(@Nullable String message, Throwable exception) {
Objects.requireNonNull(exception, "exception");
if (shouldLog(log, level)) {
log(log, level, marker, message, exception);
Expand Down Expand Up @@ -167,10 +162,9 @@ public void setMarker(@Nullable String marker) {
}
}

public static void log(Logger log, LoggingLevel level, String message) {
public static void log(Logger log, LoggingLevel level, @Nullable String message) {
Objects.requireNonNull(log, "log");
Objects.requireNonNull(level, "level");
Objects.requireNonNull(message, "message");
switch (level) {
case DEBUG:
log.debug(message);
Expand All @@ -191,11 +185,10 @@ public static void log(Logger log, LoggingLevel level, String message) {
}
}

public static void log(Logger log, LoggingLevel level, Marker marker, String message) {
public static void log(Logger log, LoggingLevel level, Marker marker, @Nullable String message) {
Objects.requireNonNull(log, "log");
Objects.requireNonNull(level, "level");
Objects.requireNonNull(marker, "marker");
Objects.requireNonNull(message, "message");
switch (level) {
case DEBUG:
log.debug(marker, message);
Expand All @@ -216,10 +209,9 @@ public static void log(Logger log, LoggingLevel level, Marker marker, String mes
}
}

public static void log(Logger log, LoggingLevel level, String message, Throwable th) {
public static void log(Logger log, LoggingLevel level, @Nullable String message, Throwable th) {
Objects.requireNonNull(log, "log");
Objects.requireNonNull(level, "level");
Objects.requireNonNull(message, "message");
Objects.requireNonNull(th, "th");
switch (level) {
case DEBUG:
Expand All @@ -241,10 +233,9 @@ public static void log(Logger log, LoggingLevel level, String message, Throwable
}
}

public static void log(Logger log, LoggingLevel level, @Nullable Marker marker, String message, Throwable th) {
public static void log(Logger log, LoggingLevel level, @Nullable Marker marker, @Nullable String message, Throwable th) {
Objects.requireNonNull(log, "log");
Objects.requireNonNull(level, "level");
Objects.requireNonNull(message, "message");
Objects.requireNonNull(th, "th");
if (marker == null) {
log(log, level, message, th);
Expand Down