in client/src/main/java/co/elastic/opamp/client/internal/request/fields/appenders/AgentToServerAppenders.java [67:72]
public AgentToServerAppender getForField(FieldType fieldType) {
if (!allAppenders.containsKey(fieldType)) {
throw new IllegalArgumentException("Field type " + fieldType + " is not supported");
}
return allAppenders.get(fieldType);
}