Checkstyle Results

The following document contains the results of Checkstyle 9.1 with sun_checks.xml ruleset. 

Summary

Files	Info	Warnings	Errors
8	0	0	217

Files

File	I	W	E
ua/lviv/iot/Main.java	0	0	50
ua/lviv/iot/manager/EquipmentWriter.java	0	0	8
ua/lviv/iot/manager/FilmStudio.java	0	0	32
ua/lviv/iot/models/Camera.java	0	0	30
ua/lviv/iot/models/Decorations.java	0	0	25
ua/lviv/iot/models/Equipment.java	0	0	32
ua/lviv/iot/models/EquipmentBox.java	0	0	6
ua/lviv/iot/models/Lighting.java	0	0	34

Rules

Category	Rule	Violations	Severity
blocks	NeedBraces	11	Error
coding	HiddenField	9	Error
	MagicNumber	15	Error
design	DesignForExtension	29	Error
	HideUtilityClassConstructor	1	Error
	VisibilityModifier	4	Error
imports	AvoidStarImport	3	Error
javadoc	JavadocPackage	3	Error
	JavadocVariable	10	Error
	MissingJavadocMethod	18	Error
misc	FinalParameters	28	Error
sizes	LineLength fileExtensions: "java"	42	Error
whitespace	FileTabCharacter	8	Error
	OperatorWrap	22	Error
	WhitespaceAfter	14	Error

Details

ua/lviv/iot/Main.java

Severity	Category	Rule	Message	Line
Error	javadoc	JavadocPackage	Missing package-info.java file.	1
Error	imports	AvoidStarImport	Using the '.*' form of import should be avoided - ua.lviv.iot.manager.*.	3
Error	imports	AvoidStarImport	Using the '.*' form of import should be avoided - ua.lviv.iot.models.*.	4
Error	design	HideUtilityClassConstructor	Utility classes should not have a public or default constructor.	6
Error	whitespace	FileTabCharacter	File contains tab characters (this is the first instance).	7
Error	javadoc	MissingJavadocMethod	Missing a Javadoc comment.	7
Error	misc	FinalParameters	Parameter args should be final.	7
Error	sizes	LineLength	Line is longer than 80 characters (found 101).	8
Error	sizes	LineLength	Line is longer than 80 characters (found 97).	11
Error	coding	MagicNumber	'70499' is a magic number.	12
Error	coding	MagicNumber	'24' is a magic number.	13
Error	whitespace	WhitespaceAfter	',' is not followed by whitespace.	13
Error	coding	MagicNumber	'10' is a magic number.	13
Error	whitespace	WhitespaceAfter	',' is not followed by whitespace.	13
Error	coding	MagicNumber	'14' is a magic number.	13
Error	whitespace	WhitespaceAfter	',' is not followed by whitespace.	13
Error	sizes	LineLength	Line is longer than 80 characters (found 92).	14
Error	coding	MagicNumber	'200' is a magic number.	15
Error	coding	MagicNumber	'28' is a magic number.	16
Error	whitespace	WhitespaceAfter	',' is not followed by whitespace.	16
Error	coding	MagicNumber	'5' is a magic number.	16
Error	whitespace	WhitespaceAfter	',' is not followed by whitespace.	16
Error	coding	MagicNumber	'8' is a magic number.	16
Error	whitespace	WhitespaceAfter	',' is not followed by whitespace.	16
Error	sizes	LineLength	Line is longer than 80 characters (found 89).	17
Error	whitespace	WhitespaceAfter	',' is not followed by whitespace.	18
Error	coding	MagicNumber	'20' is a magic number.	18
Error	whitespace	WhitespaceAfter	',' is not followed by whitespace.	18
Error	coding	MagicNumber	'50' is a magic number.	18
Error	whitespace	WhitespaceAfter	',' is not followed by whitespace.	18
Error	coding	MagicNumber	'4500' is a magic number.	18
Error	coding	MagicNumber	'50' is a magic number.	19
Error	whitespace	WhitespaceAfter	',' is not followed by whitespace.	19
Error	coding	MagicNumber	'30' is a magic number.	19
Error	whitespace	WhitespaceAfter	',' is not followed by whitespace.	19
Error	sizes	LineLength	Line is longer than 80 characters (found 103).	20
Error	coding	MagicNumber	'45000' is a magic number.	21
Error	whitespace	WhitespaceAfter	',' is not followed by whitespace.	22
Error	coding	MagicNumber	'560' is a magic number.	22
Error	whitespace	WhitespaceAfter	',' is not followed by whitespace.	22
Error	sizes	LineLength	Line is longer than 80 characters (found 105).	26
Error	sizes	LineLength	Line is longer than 80 characters (found 87).	28
Error	sizes	LineLength	Line is longer than 80 characters (found 97).	31
Error	sizes	LineLength	Line is longer than 80 characters (found 97).	36
Error	sizes	LineLength	Line is longer than 80 characters (found 97).	41
Error	sizes	LineLength	Line is longer than 80 characters (found 92).	42
Error	sizes	LineLength	Line is longer than 80 characters (found 97).	46
Error	sizes	LineLength	Line is longer than 80 characters (found 99).	47
Error	sizes	LineLength	Line is longer than 80 characters (found 97).	51
Error	sizes	LineLength	Line is longer than 80 characters (found 95).	52

ua/lviv/iot/manager/EquipmentWriter.java

Severity	Category	Rule	Message	Line
Error	whitespace	FileTabCharacter	File contains tab characters (this is the first instance).	12
Error	sizes	LineLength	Line is longer than 80 characters (found 92).	16
Error	javadoc	MissingJavadocMethod	Missing a Javadoc comment.	16
Error	misc	FinalParameters	Parameter equipmentBox should be final.	16
Error	sizes	LineLength	Line is longer than 80 characters (found 92).	20
Error	sizes	LineLength	Line is longer than 80 characters (found 102).	25
Error	sizes	LineLength	Line is longer than 80 characters (found 81).	29
Error	sizes	LineLength	Line is longer than 80 characters (found 97).	31

ua/lviv/iot/manager/FilmStudio.java

Severity	Category	Rule	Message	Line
Error	javadoc	JavadocPackage	Missing package-info.java file.	1
Error	imports	AvoidStarImport	Using the '.*' form of import should be avoided - java.util.*.	7
Error	whitespace	FileTabCharacter	File contains tab characters (this is the first instance).	11
Error	javadoc	JavadocVariable	Missing a Javadoc comment.	11
Error	design	VisibilityModifier	Variable 'equipmentList' must be private and have accessor methods.	11
Error	design	DesignForExtension	Class 'FilmStudio' looks like designed for extension (can be subclassed), but the method 'addNewEquipment' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'FilmStudio' final or making the method 'addNewEquipment' static/final/abstract/empty, or adding allowed annotation for the method.	13
Error	javadoc	MissingJavadocMethod	Missing a Javadoc comment.	13
Error	misc	FinalParameters	Parameter equipmentBoxes should be final.	13
Error	design	DesignForExtension	Class 'FilmStudio' looks like designed for extension (can be subclassed), but the method 'printEquipment' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'FilmStudio' final or making the method 'printEquipment' static/final/abstract/empty, or adding allowed annotation for the method.	21
Error	javadoc	MissingJavadocMethod	Missing a Javadoc comment.	21
Error	sizes	LineLength	Line is longer than 80 characters (found 81).	22
Error	design	DesignForExtension	Class 'FilmStudio' looks like designed for extension (can be subclassed), but the method 'getEquipmentSortedByPrice' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'FilmStudio' final or making the method 'getEquipmentSortedByPrice' static/final/abstract/empty, or adding allowed annotation for the method.	28
Error	javadoc	MissingJavadocMethod	Missing a Javadoc comment.	28
Error	misc	FinalParameters	Parameter reverse should be final.	28
Error	sizes	LineLength	Line is longer than 80 characters (found 123).	29
Error	sizes	LineLength	Line is longer than 80 characters (found 86).	30
Error	design	DesignForExtension	Class 'FilmStudio' looks like designed for extension (can be subclassed), but the method 'getRentedEquipment' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'FilmStudio' final or making the method 'getRentedEquipment' static/final/abstract/empty, or adding allowed annotation for the method.	39
Error	javadoc	MissingJavadocMethod	Missing a Javadoc comment.	39
Error	sizes	LineLength	Line is longer than 80 characters (found 102).	40
Error	design	DesignForExtension	Class 'FilmStudio' looks like designed for extension (can be subclassed), but the method 'getDecorationsByGenre' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'FilmStudio' final or making the method 'getDecorationsByGenre' static/final/abstract/empty, or adding allowed annotation for the method.	43
Error	javadoc	MissingJavadocMethod	Missing a Javadoc comment.	43
Error	misc	FinalParameters	Parameter genre should be final.	43
Error	sizes	LineLength	Line is longer than 80 characters (found 125).	45
Error	sizes	LineLength	Line is longer than 80 characters (found 123).	46
Error	whitespace	WhitespaceAfter	'typecast' is not followed by whitespace.	46
Error	sizes	LineLength	Line is longer than 80 characters (found 93).	47
Error	sizes	LineLength	Line is longer than 80 characters (found 81).	51
Error	design	DesignForExtension	Class 'FilmStudio' looks like designed for extension (can be subclassed), but the method 'getEquipmentSortedByManufacturer' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'FilmStudio' final or making the method 'getEquipmentSortedByManufacturer' static/final/abstract/empty, or adding allowed annotation for the method.	51
Error	javadoc	MissingJavadocMethod	Missing a Javadoc comment.	51
Error	misc	FinalParameters	Parameter reverse should be final.	51
Error	sizes	LineLength	Line is longer than 80 characters (found 119).	52
Error	sizes	LineLength	Line is longer than 80 characters (found 86).	53

ua/lviv/iot/models/Camera.java

Severity	Category	Rule	Message	Line
Error	whitespace	FileTabCharacter	File contains tab characters (this is the first instance).	6
Error	javadoc	JavadocVariable	Missing a Javadoc comment.	6
Error	javadoc	JavadocVariable	Missing a Javadoc comment.	7
Error	sizes	LineLength	Line is longer than 80 characters (found 110).	9
Error	javadoc	MissingJavadocMethod	Missing a Javadoc comment.	9
Error	misc	FinalParameters	Parameter manufacturer should be final.	9
Error	misc	FinalParameters	Parameter isRented should be final.	9
Error	misc	FinalParameters	Parameter priceInUAH should be final.	9
Error	misc	FinalParameters	Parameter model should be final.	9
Error	coding	HiddenField	'model' hides a field.	9
Error	misc	FinalParameters	Parameter megapixels should be final.	9
Error	coding	HiddenField	'megapixels' hides a field.	9
Error	design	DesignForExtension	Class 'Camera' looks like designed for extension (can be subclassed), but the method 'toCSV' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Camera' final or making the method 'toCSV' static/final/abstract/empty, or adding allowed annotation for the method.	15
Error	sizes	LineLength	Line is longer than 80 characters (found 87).	17
Error	design	DesignForExtension	Class 'Camera' looks like designed for extension (can be subclassed), but the method 'getHeaders' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Camera' final or making the method 'getHeaders' static/final/abstract/empty, or adding allowed annotation for the method.	20
Error	sizes	LineLength	Line is longer than 80 characters (found 84).	22
Error	design	DesignForExtension	Class 'Camera' looks like designed for extension (can be subclassed), but the method 'toString' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Camera' final or making the method 'toString' static/final/abstract/empty, or adding allowed annotation for the method.	25
Error	whitespace	OperatorWrap	'+' should be on a new line.	27
Error	whitespace	OperatorWrap	'+' should be on a new line.	28
Error	whitespace	OperatorWrap	'+' should be on a new line.	29
Error	whitespace	OperatorWrap	'+' should be on a new line.	30
Error	whitespace	OperatorWrap	'+' should be on a new line.	31
Error	whitespace	OperatorWrap	'+' should be on a new line.	32
Error	design	DesignForExtension	Class 'Camera' looks like designed for extension (can be subclassed), but the method 'equals' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Camera' final or making the method 'equals' static/final/abstract/empty, or adding allowed annotation for the method.	36
Error	misc	FinalParameters	Parameter o should be final.	37
Error	blocks	NeedBraces	'if' construct must use '{}'s.	38
Error	blocks	NeedBraces	'if' construct must use '{}'s.	39
Error	blocks	NeedBraces	'if' construct must use '{}'s.	40
Error	sizes	LineLength	Line is longer than 80 characters (found 94).	42
Error	design	DesignForExtension	Class 'Camera' looks like designed for extension (can be subclassed), but the method 'hashCode' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Camera' final or making the method 'hashCode' static/final/abstract/empty, or adding allowed annotation for the method.	45

ua/lviv/iot/models/Decorations.java

Severity	Category	Rule	Message	Line
Error	whitespace	FileTabCharacter	File contains tab characters (this is the first instance).	6
Error	javadoc	JavadocVariable	Missing a Javadoc comment.	6
Error	sizes	LineLength	Line is longer than 80 characters (found 103).	8
Error	javadoc	MissingJavadocMethod	Missing a Javadoc comment.	8
Error	misc	FinalParameters	Parameter manufacturer should be final.	8
Error	misc	FinalParameters	Parameter isRented should be final.	8
Error	misc	FinalParameters	Parameter priceInUAH should be final.	8
Error	misc	FinalParameters	Parameter filmGenre should be final.	8
Error	coding	HiddenField	'filmGenre' hides a field.	8
Error	design	DesignForExtension	Class 'Decorations' looks like designed for extension (can be subclassed), but the method 'getFilmGenre' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Decorations' final or making the method 'getFilmGenre' static/final/abstract/empty, or adding allowed annotation for the method.	13
Error	javadoc	MissingJavadocMethod	Missing a Javadoc comment.	13
Error	design	DesignForExtension	Class 'Decorations' looks like designed for extension (can be subclassed), but the method 'toCSV' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Decorations' final or making the method 'toCSV' static/final/abstract/empty, or adding allowed annotation for the method.	17
Error	design	DesignForExtension	Class 'Decorations' looks like designed for extension (can be subclassed), but the method 'getHeaders' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Decorations' final or making the method 'getHeaders' static/final/abstract/empty, or adding allowed annotation for the method.	22
Error	design	DesignForExtension	Class 'Decorations' looks like designed for extension (can be subclassed), but the method 'toString' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Decorations' final or making the method 'toString' static/final/abstract/empty, or adding allowed annotation for the method.	27
Error	whitespace	OperatorWrap	'+' should be on a new line.	29
Error	whitespace	OperatorWrap	'+' should be on a new line.	30
Error	whitespace	OperatorWrap	'+' should be on a new line.	31
Error	whitespace	OperatorWrap	'+' should be on a new line.	32
Error	whitespace	OperatorWrap	'+' should be on a new line.	33
Error	design	DesignForExtension	Class 'Decorations' looks like designed for extension (can be subclassed), but the method 'equals' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Decorations' final or making the method 'equals' static/final/abstract/empty, or adding allowed annotation for the method.	37
Error	misc	FinalParameters	Parameter o should be final.	38
Error	blocks	NeedBraces	'if' construct must use '{}'s.	39
Error	blocks	NeedBraces	'if' construct must use '{}'s.	40
Error	blocks	NeedBraces	'if' construct must use '{}'s.	41
Error	design	DesignForExtension	Class 'Decorations' looks like designed for extension (can be subclassed), but the method 'hashCode' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Decorations' final or making the method 'hashCode' static/final/abstract/empty, or adding allowed annotation for the method.	46

ua/lviv/iot/models/Equipment.java

Severity	Category	Rule	Message	Line
Error	javadoc	JavadocPackage	Missing package-info.java file.	1
Error	whitespace	FileTabCharacter	File contains tab characters (this is the first instance).	6
Error	javadoc	JavadocVariable	Missing a Javadoc comment.	6
Error	design	VisibilityModifier	Variable 'manufacturer' must be private and have accessor methods.	6
Error	javadoc	JavadocVariable	Missing a Javadoc comment.	7
Error	design	VisibilityModifier	Variable 'isRented' must be private and have accessor methods.	7
Error	javadoc	JavadocVariable	Missing a Javadoc comment.	8
Error	design	VisibilityModifier	Variable 'priceInUAH' must be private and have accessor methods.	8
Error	design	DesignForExtension	Class 'Equipment' looks like designed for extension (can be subclassed), but the method 'getManufacturer' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Equipment' final or making the method 'getManufacturer' static/final/abstract/empty, or adding allowed annotation for the method.	10
Error	javadoc	MissingJavadocMethod	Missing a Javadoc comment.	10
Error	design	DesignForExtension	Class 'Equipment' looks like designed for extension (can be subclassed), but the method 'isRented' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Equipment' final or making the method 'isRented' static/final/abstract/empty, or adding allowed annotation for the method.	14
Error	javadoc	MissingJavadocMethod	Missing a Javadoc comment.	14
Error	design	DesignForExtension	Class 'Equipment' looks like designed for extension (can be subclassed), but the method 'getPriceInUAH' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Equipment' final or making the method 'getPriceInUAH' static/final/abstract/empty, or adding allowed annotation for the method.	18
Error	javadoc	MissingJavadocMethod	Missing a Javadoc comment.	18
Error	sizes	LineLength	Line is longer than 80 characters (found 83).	22
Error	javadoc	MissingJavadocMethod	Missing a Javadoc comment.	22
Error	misc	FinalParameters	Parameter manufacturer should be final.	22
Error	coding	HiddenField	'manufacturer' hides a field.	22
Error	misc	FinalParameters	Parameter isRented should be final.	22
Error	coding	HiddenField	'isRented' hides a field.	22
Error	misc	FinalParameters	Parameter priceInUAH should be final.	22
Error	coding	HiddenField	'priceInUAH' hides a field.	22
Error	design	DesignForExtension	Class 'Equipment' looks like designed for extension (can be subclassed), but the method 'toCSV' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Equipment' final or making the method 'toCSV' static/final/abstract/empty, or adding allowed annotation for the method.	28
Error	javadoc	MissingJavadocMethod	Missing a Javadoc comment.	28
Error	design	DesignForExtension	Class 'Equipment' looks like designed for extension (can be subclassed), but the method 'getHeaders' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Equipment' final or making the method 'getHeaders' static/final/abstract/empty, or adding allowed annotation for the method.	32
Error	javadoc	MissingJavadocMethod	Missing a Javadoc comment.	32
Error	design	DesignForExtension	Class 'Equipment' looks like designed for extension (can be subclassed), but the method 'equals' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Equipment' final or making the method 'equals' static/final/abstract/empty, or adding allowed annotation for the method.	36
Error	misc	FinalParameters	Parameter o should be final.	37
Error	blocks	NeedBraces	'if' construct must use '{}'s.	38
Error	blocks	NeedBraces	'if' construct must use '{}'s.	39
Error	sizes	LineLength	Line is longer than 80 characters (found 166).	41
Error	design	DesignForExtension	Class 'Equipment' looks like designed for extension (can be subclassed), but the method 'hashCode' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Equipment' final or making the method 'hashCode' static/final/abstract/empty, or adding allowed annotation for the method.	44

ua/lviv/iot/models/EquipmentBox.java

Severity	Category	Rule	Message	Line
Error	sizes	LineLength	Line is longer than 80 characters (found 108).	3
Error	whitespace	FileTabCharacter	File contains tab characters (this is the first instance).	4
Error	whitespace	OperatorWrap	'+' should be on a new line.	6
Error	whitespace	OperatorWrap	'+' should be on a new line.	7
Error	whitespace	OperatorWrap	'+' should be on a new line.	8
Error	whitespace	OperatorWrap	'+' should be on a new line.	9

ua/lviv/iot/models/Lighting.java

Severity	Category	Rule	Message	Line
Error	whitespace	FileTabCharacter	File contains tab characters (this is the first instance).	6
Error	javadoc	JavadocVariable	Missing a Javadoc comment.	6
Error	javadoc	JavadocVariable	Missing a Javadoc comment.	7
Error	javadoc	JavadocVariable	Missing a Javadoc comment.	8
Error	sizes	LineLength	Line is longer than 80 characters (found 120).	10
Error	javadoc	MissingJavadocMethod	Missing a Javadoc comment.	10
Error	misc	FinalParameters	Parameter manufacturer should be final.	10
Error	misc	FinalParameters	Parameter isRented should be final.	10
Error	misc	FinalParameters	Parameter priceInUAH should be final.	10
Error	misc	FinalParameters	Parameter watts should be final.	10
Error	coding	HiddenField	'watts' hides a field.	10
Error	misc	FinalParameters	Parameter kelvins should be final.	10
Error	coding	HiddenField	'kelvins' hides a field.	10
Error	misc	FinalParameters	Parameter model should be final.	10
Error	coding	HiddenField	'model' hides a field.	10
Error	design	DesignForExtension	Class 'Lighting' looks like designed for extension (can be subclassed), but the method 'toCSV' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Lighting' final or making the method 'toCSV' static/final/abstract/empty, or adding allowed annotation for the method.	17
Error	sizes	LineLength	Line is longer than 80 characters (found 100).	19
Error	design	DesignForExtension	Class 'Lighting' looks like designed for extension (can be subclassed), but the method 'getHeaders' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Lighting' final or making the method 'getHeaders' static/final/abstract/empty, or adding allowed annotation for the method.	22
Error	sizes	LineLength	Line is longer than 80 characters (found 87).	24
Error	design	DesignForExtension	Class 'Lighting' looks like designed for extension (can be subclassed), but the method 'toString' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Lighting' final or making the method 'toString' static/final/abstract/empty, or adding allowed annotation for the method.	27
Error	whitespace	OperatorWrap	'+' should be on a new line.	29
Error	whitespace	OperatorWrap	'+' should be on a new line.	30
Error	whitespace	OperatorWrap	'+' should be on a new line.	31
Error	whitespace	OperatorWrap	'+' should be on a new line.	32
Error	whitespace	OperatorWrap	'+' should be on a new line.	33
Error	whitespace	OperatorWrap	'+' should be on a new line.	34
Error	whitespace	OperatorWrap	'+' should be on a new line.	35
Error	design	DesignForExtension	Class 'Lighting' looks like designed for extension (can be subclassed), but the method 'equals' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Lighting' final or making the method 'equals' static/final/abstract/empty, or adding allowed annotation for the method.	39
Error	misc	FinalParameters	Parameter o should be final.	40
Error	blocks	NeedBraces	'if' construct must use '{}'s.	41
Error	blocks	NeedBraces	'if' construct must use '{}'s.	42
Error	blocks	NeedBraces	'if' construct must use '{}'s.	43
Error	sizes	LineLength	Line is longer than 80 characters (found 119).	45
Error	design	DesignForExtension	Class 'Lighting' looks like designed for extension (can be subclassed), but the method 'hashCode' does not have javadoc that explains how to do that safely. If class is not designed for extension consider making the class 'Lighting' final or making the method 'hashCode' static/final/abstract/empty, or adding allowed annotation for the method.	48