| 
                                Change Parameter Type	values : Map<String,List<String>> to values : Map<OptionalString,List<String>> in method public InconsistentProperty(name String, values Map<OptionalString,List<String>>) in class alluxio.thrift.InconsistentProperty | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Parameter Type	targetMap : Map<PropertyKey,Map<String,List<String>>> to targetMap : Map<PropertyKey,Map<Optional<String>,List<String>>> in method private fillConfMap(targetMap Map<PropertyKey,Map<Optional<String>,List<String>>>, recordMap Map<Address,List<ConfigRecord>>) : void in class alluxio.master.meta.checkconf.ServerConfigurationChecker | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Parameter Type	values : Map<String,List<String>> to values : Map<Optional<String>,List<String>> in method public setValues(values Map<Optional<String>,List<String>>) : InconsistentProperty in class alluxio.wire.InconsistentProperty | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Parameter Type	key : String to key : OptionalString in method public putToValues(key OptionalString, val List<String>) : void in class alluxio.thrift.InconsistentProperty | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Parameter Type	values : Map<String,List<String>> to values : Map<OptionalString,List<String>> in method public setValues(values Map<OptionalString,List<String>>) : InconsistentProperty in class alluxio.thrift.InconsistentProperty | 
                                From | 
                                To | 
                            
                            
                            
                            
                            
                            
                            
                                 | 
                                Change Return Type	String to Optional<String> in method public getValue() : Optional<String> in class alluxio.master.meta.checkconf.ConfigRecord | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Return Type	Map<PropertyKey,Map<String,List<String>>> to Map<PropertyKey,Map<Optional<String>,List<String>>> in method private generateConfMap() : Map<PropertyKey,Map<Optional<String>,List<String>>> in class alluxio.master.meta.checkconf.ServerConfigurationChecker | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Return Type	Map<String,List<String>> to Map<Optional<String>,List<String>> in method public getValues() : Map<Optional<String>,List<String>> in class alluxio.wire.InconsistentProperty | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Return Type	Map<String,List<String>> to Map<OptionalString,List<String>> in method public getValues() : Map<OptionalString,List<String>> in class alluxio.thrift.InconsistentProperty | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Return Type	MetaMasterClient to void in method public waitForAllNodesRegistered(timeoutMs int) : void in class alluxio.multi.process.MultiProcessCluster | 
                                From | 
                                To | 
                            
                            
                            
                            
                            
                            
                            
                                 | 
                                Change Variable Type	confMap : Map<PropertyKey,Map<String,List<String>>> to confMap : Map<PropertyKey,Map<Optional<String>,List<String>>> in method private generateConfMap() : Map<PropertyKey,Map<Optional<String>,List<String>>> in class alluxio.master.meta.checkconf.ServerConfigurationChecker | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Variable Type	confMap : Map<PropertyKey,Map<String,List<String>>> to confMap : Map<PropertyKey,Map<Optional<String>,List<String>>> in method public regenerateReport() : void in class alluxio.master.meta.checkconf.ServerConfigurationChecker | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Variable Type	_key70 : String to _key70 : OptionalString in method public read(prot TProtocol, struct InconsistentProperty) : void in class alluxio.thrift.InconsistentProperty.InconsistentPropertyTupleScheme | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Variable Type	__this__values : Map<String,List<String>> to __this__values : Map<OptionalString,List<String>> in method public InconsistentProperty(other InconsistentProperty) in class alluxio.thrift.InconsistentProperty | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Variable Type	entry : Map.Entry<PropertyKey,Map<String,List<String>>> to entry : Map.Entry<PropertyKey,Map<Optional<String>,List<String>>> in method public regenerateReport() : void in class alluxio.master.meta.checkconf.ServerConfigurationChecker | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Variable Type	entry : Map.Entry<String,List<String>> to entry : Map.Entry<Optional<String>,List<String>> in method private printInconsistentProperties(inconsistentProperties Map<Scope,List<InconsistentProperty>>) : void in class alluxio.cli.fsadmin.doctor.ConfigurationCommand | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Variable Type	_iter65 : Map.Entry<String,List<String>> to _iter65 : Map.Entry<OptionalString,List<String>> in method public write(oprot TProtocol, struct InconsistentProperty) : void in class alluxio.thrift.InconsistentProperty.InconsistentPropertyStandardScheme | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Variable Type	other_element : Map.Entry<String,List<String>> to other_element : Map.Entry<OptionalString,List<String>> in method public InconsistentProperty(other InconsistentProperty) in class alluxio.thrift.InconsistentProperty | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Variable Type	values : Map<String,List<String>> to values : Map<Optional<String>,List<String>> in method private fillConfMap(targetMap Map<PropertyKey,Map<Optional<String>,List<String>>>, recordMap Map<Address,List<ConfigRecord>>) : void in class alluxio.master.meta.checkconf.ServerConfigurationChecker | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Variable Type	_key59 : String to _key59 : OptionalString in method public read(iprot TProtocol, struct InconsistentProperty) : void in class alluxio.thrift.InconsistentProperty.InconsistentPropertyStandardScheme | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Variable Type	value : String to value : Optional<String> in method private fillConfMap(targetMap Map<PropertyKey,Map<Optional<String>,List<String>>>, recordMap Map<Address,List<ConfigRecord>>) : void in class alluxio.master.meta.checkconf.ServerConfigurationChecker | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Variable Type	other_element_key : String to other_element_key : OptionalString in method public InconsistentProperty(other InconsistentProperty) in class alluxio.thrift.InconsistentProperty | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Variable Type	_iter67 : Map.Entry<String,List<String>> to _iter67 : Map.Entry<OptionalString,List<String>> in method public write(prot TProtocol, struct InconsistentProperty) : void in class alluxio.thrift.InconsistentProperty.InconsistentPropertyTupleScheme | 
                                From | 
                                To |