Refactor persister: require only capabilities referenced by the xml snapshot.

[controller.git] / opendaylight / config / logback-config / src / main / java / org / opendaylight / controller / config / yang / logback / config / ContextSetterImpl.java

diff --git a/opendaylight/config/logback-config/src/main/java/org/opendaylight/controller/config/yang/logback/config/ContextSetterImpl.java b/opendaylight/config/logback-config/src/main/java/org/opendaylight/controller/config/yang/logback/config/ContextSetterImpl.java
index 205f123b1de6e28cea70fbb6bacac91b9162d2fb..02fba141b338872fe6a1fefa473d56110f9777d8 100644 (file)
--- a/opendaylight/config/logback-config/src/main/java/org/opendaylight/controller/config/yang/logback/config/ContextSetterImpl.java
+++ b/opendaylight/config/logback-config/src/main/java/org/opendaylight/controller/config/yang/logback/config/ContextSetterImpl.java
@@ -101,13 +101,15 @@ public class ContextSetterImpl implements ContextSetter, Closeable {
 
     private void addNewAppenders(Map<String, Appender<ILoggingEvent>> appendersMap, LoggerTO logger,
             ch.qos.logback.classic.Logger logbackLogger, Optional<Set<Appender<ILoggingEvent>>> appendersBefore) {
-        for (String appenderName : logger.getAppenders()) {
-            if (appendersMap.containsKey(appenderName)) {
-                logbackLogger.addAppender(appendersMap.get(appenderName));
-                classLogger.trace("Logger {}: Adding new appender: {}", logger.getLoggerName(), appenderName);
-            } else {
-                throw new IllegalStateException("No appender " + appenderName
-                        + " found. This error should have been discovered by validation");
+        if (logger.getAppenders() != null) {
+            for (String appenderName : logger.getAppenders()) {
+                if (appendersMap.containsKey(appenderName)) {
+                    logbackLogger.addAppender(appendersMap.get(appenderName));
+                    classLogger.trace("Logger {}: Adding new appender: {}", logger.getLoggerName(), appenderName);
+                } else {
+                    throw new IllegalStateException("No appender " + appenderName
+                            + " found. This error should have been discovered by validation");
+                }
             }
         }
     }