Class MessageParameterResolver
java.lang.Object
org.apache.logging.log4j.layout.template.json.resolver.MessageParameterResolver
- All Implemented Interfaces:
EventResolver,TemplateResolver<LogEvent>
Message parameter (i.e., Message.getParameters()) resolver.
Configuration
config = [ stringified ] , [ index ] stringified = "stringified" -> boolean index = "index" -> number
Examples
Resolve the message parameters into an array:
{
"$resolver": "messageParameter"
}
Resolve the string representation of all message parameters into an array:
{
"$resolver": "messageParameter",
"stringified": true
}
Resolve the first message parameter:
{
"$resolver": "messageParameter",
"index": 0
}
Resolve the string representation of the first message parameter:
{
"$resolver": "messageParameter",
"index": 0,
"stringified": true
}
-
Nested Class Summary
Nested ClassesModifier and TypeClassDescriptionprivate static final class -
Field Summary
FieldsModifier and TypeFieldDescriptionprivate final intprivate static final ParameterConsumer<MessageParameterResolver.ParameterConsumerState> private final Recycler<MessageParameterResolver.ParameterConsumerState> private final boolean -
Constructor Summary
ConstructorsConstructorDescriptionMessageParameterResolver(EventResolverContext context, TemplateResolverConfig config) -
Method Summary
Modifier and TypeMethodDescription(package private) static StringgetName()voidresolve(LogEvent logEvent, JsonWriter jsonWriter) Resolves the givenvalueusing the providedJsonWriter.private voidresolve(ParameterVisitable parameterVisitable, JsonWriter jsonWriter) Perform a garbage-free resolution viaParameterVisitableinterface.Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, waitMethods inherited from interface org.apache.logging.log4j.layout.template.json.resolver.TemplateResolver
isFlattening, isResolvable, isResolvable, resolve
-
Field Details
-
parameterConsumerStateRecycler
private final Recycler<MessageParameterResolver.ParameterConsumerState> parameterConsumerStateRecycler -
stringified
private final boolean stringified -
index
private final int index -
PARAMETER_CONSUMER
private static final ParameterConsumer<MessageParameterResolver.ParameterConsumerState> PARAMETER_CONSUMER
-
-
Constructor Details
-
MessageParameterResolver
MessageParameterResolver(EventResolverContext context, TemplateResolverConfig config)
-
-
Method Details
-
getName
-
resolve
Description copied from interface:TemplateResolverResolves the givenvalueusing the providedJsonWriter.- Specified by:
resolvein interfaceTemplateResolver<LogEvent>
-
resolve
Perform a garbage-free resolution viaParameterVisitableinterface.
-