Browsable Java (JDK 1.0) Grammar

Grammar connected by Vadim Zaytsev, see the Grammar Zoo entry for details: java/java-1/jls/impl/connected
Source used for this grammar: James Gosling, Bill Joy, Guy Steele, Java Language Specification, 1996, §19: LALR(1) Grammar, pages 439–453 [HTML] [PDF]

Summary

• Total 281 production rules with 281 top alternatives and 1310 symbols.
• Vocabulary: 232 = 141 nonterminals + 91 terminals + 0 labels + 0 markers.
• Total 141 nonterminal symbols: 134 defined (ClassBodyDeclarations, PostDecrementExpression, ExpressionStatement, PrimitiveType, InterfaceTypeList, InterfaceDeclaration, Statement, AndExpression, ConstructorBody, ArgumentList, ClassMemberDeclaration, Assignment, Interfaces, CatchClause, PostIncrementExpression, InterfaceType, BlockStatement, SwitchBlockStatementGroups, SingleTypeImportDeclaration, ConditionalExpression, PreIncrementExpression, ExplicitConstructorInvocation, UnaryExpression, VariableInitializers, DimExpr, Throws, BlockStatements, ConstantDeclaration, ClassTypeList, PrimaryNoNewArray, AssignmentOperator, Finally, EmptyStatement, ReturnStatement, VariableDeclarator, PostfixExpression, SwitchLabel, AssignmentExpression, FormalParameter, ConditionalAndExpression, Type, EqualityExpression, InterfaceMemberDeclaration, MultiplicativeExpression, BreakStatement, IfThenStatement, SynchronizedStatement, ClassInstanceCreationExpression, Super, ArrayCreationExpression, ArrayInitializer, UnaryExpressionNotPlusMinus, SwitchBlock, FieldDeclaration, StatementNoShortIf, MethodInvocation, AbstractMethodDeclaration, IfThenElseStatement, ArrayAccess, Modifier, Block, ForUpdate, ForInit, VariableDeclarators, ThrowStatement, ExclusiveOrExpression, Primary, PackageDeclaration, RelationalExpression, WhileStatementNoShortIf, ExtendsInterfaces, ConstantExpression, VariableInitializer, StaticInitializer, Literal, ConstructorDeclaration, TypeImportOnDemandDeclaration, PreDecrementExpression, InterfaceMemberDeclarations, ForStatement, ContinueStatement, ImportDeclaration, SwitchStatement, Dims, ClassBody, ConditionalOrExpression, ClassBodyDeclaration, SwitchBlockStatementGroup, MethodDeclaration, Catches, Modifiers, DoStatement, ClassOrInterfaceType, TryStatement, SwitchLabels, FormalParameterList, Expression, StatementExpressionList, AdditiveExpression, FloatingPointType, LocalVariableDeclaration, ConstructorDeclarator, InclusiveOrExpression, ClassType, WhileStatement, ClassDeclaration, CastExpression, ImportDeclarations, TypeDeclaration, LabeledStatement, ArrayType, StatementExpression, MethodDeclarator, VariableDeclaratorId, IntegralType, QualifiedName, NumericType, LeftHandSide, IfThenElseStatementNoShortIf, LocalVariableDeclarationStatement, ShiftExpression, MethodBody, Name, SimpleName, ReferenceType, CompilationUnit, ForStatementNoShortIf, MethodHeader, LabeledStatementNoShortIf, InterfaceBody, FieldAccess, TypeDeclarations, StatementWithoutTrailingSubstatement, DimExprs), 1 root (CompilationUnit), 0 top (—), 7 bottom (StringLiteral, IntegerLiteral, Identifier ¹⁴, NullLiteral, BooleanLiteral, CharacterLiteral, FloatingPointLiteral).
• Total 91 terminal symbols: 45 keywords ("boolean", "interface", "implements", "catch", "import" ², "this" ², "super" ³, "throws", "finally", "return", "case", "default", "break", "if" ³, "synchronized" ², "new" ³, "extends" ², "else" ², "public", "protected", "private", "static" ², "abstract", "final", "native", "transient", "volatile", "throw", "package", "instanceof", "while" ³, "for" ², "continue", "switch", "do", "try" ², "float", "double", "class", "byte", "short", "int", "long", "char", "void"), 0 letters (—), 0 numerics (—), 46 signs ("--" ², ";" ²¹, "," ⁹, "&", "{" ⁶, "}" ⁶, "(" ²³, ")" ²³, "++" ², "?", ":" ⁵, "+" ², "-" ², "[" ¹⁰, "]" ¹⁰, "=" ², "*=", "/=", "%=", "+=", "-=", "<<=", ">>=", ">>>=", "&=", "^=", "|=", "&&", "==", "!=", "*" ², "/", "%", "~", "!", "." ⁶, "^", "<", ">", "<=", ">=", "||", "|", "<<", ">>", ">>>").

Syntax

ClassBodyDeclarations ::=
	ClassBodyDeclaration

ClassBodyDeclarations ::=
	ClassBodyDeclarations ClassBodyDeclaration

PostDecrementExpression ::=
	PostfixExpression "--"

ExpressionStatement ::=
	StatementExpression ";"

PrimitiveType ::=
	NumericType

PrimitiveType ::=
	"boolean"

InterfaceTypeList ::=
	InterfaceType

InterfaceTypeList ::=
	InterfaceTypeList "," InterfaceType

InterfaceDeclaration ::=
	Modifiers? "interface" Identifier ExtendsInterfaces? InterfaceBody

Statement ::=
	StatementWithoutTrailingSubstatement

Statement ::=
	LabeledStatement

Statement ::=
	IfThenStatement

Statement ::=
	IfThenElseStatement

Statement ::=
	WhileStatement

Statement ::=
	ForStatement

AndExpression ::=
	EqualityExpression

AndExpression ::=
	AndExpression "&" EqualityExpression

ConstructorBody ::=
	"{" ExplicitConstructorInvocation? BlockStatements? "}"

ArgumentList ::=
	Expression

ArgumentList ::=
	ArgumentList "," Expression

ClassMemberDeclaration ::=
	FieldDeclaration

ClassMemberDeclaration ::=
	MethodDeclaration

Assignment ::=
	LeftHandSide AssignmentOperator AssignmentExpression

Interfaces ::=
	"implements" InterfaceTypeList

CatchClause ::=
	"catch" "(" FormalParameter ")" Block

PostIncrementExpression ::=
	PostfixExpression "++"

InterfaceType ::=
	ClassOrInterfaceType

BlockStatement ::=
	LocalVariableDeclarationStatement

BlockStatement ::=
	Statement

SwitchBlockStatementGroups ::=
	SwitchBlockStatementGroup

SwitchBlockStatementGroups ::=
	SwitchBlockStatementGroups SwitchBlockStatementGroup

SingleTypeImportDeclaration ::=
	"import" Name ";"

ConditionalExpression ::=
	ConditionalOrExpression

ConditionalExpression ::=
	ConditionalOrExpression "?" Expression ":" ConditionalExpression

PreIncrementExpression ::=
	"++" UnaryExpression

ExplicitConstructorInvocation ::=
	"this" "(" ArgumentList? ")" ";"

ExplicitConstructorInvocation ::=
	"super" "(" ArgumentList? ")" ";"

UnaryExpression ::=
	PreIncrementExpression

UnaryExpression ::=
	PreDecrementExpression

UnaryExpression ::=
	"+" UnaryExpression

UnaryExpression ::=
	"-" UnaryExpression

UnaryExpression ::=
	UnaryExpressionNotPlusMinus

VariableInitializers ::=
	VariableInitializer

VariableInitializers ::=
	VariableInitializers "," VariableInitializer

DimExpr ::=
	"[" Expression "]"

Throws ::=
	"throws" ClassTypeList

BlockStatements ::=
	BlockStatement

BlockStatements ::=
	BlockStatements BlockStatement

ConstantDeclaration ::=
	FieldDeclaration

ClassTypeList ::=
	ClassType

ClassTypeList ::=
	ClassTypeList "," ClassType

PrimaryNoNewArray ::=
	Literal

PrimaryNoNewArray ::=
	"this"

PrimaryNoNewArray ::=
	"(" Expression ")"

PrimaryNoNewArray ::=
	ClassInstanceCreationExpression

PrimaryNoNewArray ::=
	FieldAccess

PrimaryNoNewArray ::=
	MethodInvocation

PrimaryNoNewArray ::=
	ArrayAccess

AssignmentOperator ::=
	"="

AssignmentOperator ::=
	"*="

AssignmentOperator ::=
	"/="

AssignmentOperator ::=
	"%="

AssignmentOperator ::=
	"+="

AssignmentOperator ::=
	"-="

AssignmentOperator ::=
	"<<="

AssignmentOperator ::=
	">>="

AssignmentOperator ::=
	">>>="

AssignmentOperator ::=
	"&="

AssignmentOperator ::=
	"^="

AssignmentOperator ::=
	"|="

Finally ::=
	"finally" Block

EmptyStatement ::=
	";"

ReturnStatement ::=
	"return" Expression? ";"

VariableDeclarator ::=
	VariableDeclaratorId

VariableDeclarator ::=
	VariableDeclaratorId "=" VariableInitializer

PostfixExpression ::=
	Primary

PostfixExpression ::=
	Name

PostfixExpression ::=
	PostIncrementExpression

PostfixExpression ::=
	PostDecrementExpression

SwitchLabel ::=
	"case" ConstantExpression ":"

SwitchLabel ::=
	"default" ":"

AssignmentExpression ::=
	ConditionalExpression

AssignmentExpression ::=
	Assignment

FormalParameter ::=
	Type VariableDeclaratorId

ConditionalAndExpression ::=
	InclusiveOrExpression

ConditionalAndExpression ::=
	ConditionalAndExpression "&&" InclusiveOrExpression

Type ::=
	PrimitiveType

Type ::=
	ReferenceType

EqualityExpression ::=
	RelationalExpression

EqualityExpression ::=
	EqualityExpression "==" RelationalExpression

EqualityExpression ::=
	EqualityExpression "!=" RelationalExpression

InterfaceMemberDeclaration ::=
	ConstantDeclaration

InterfaceMemberDeclaration ::=
	AbstractMethodDeclaration

MultiplicativeExpression ::=
	UnaryExpression

MultiplicativeExpression ::=
	MultiplicativeExpression "*" UnaryExpression

MultiplicativeExpression ::=
	MultiplicativeExpression "/" UnaryExpression

MultiplicativeExpression ::=
	MultiplicativeExpression "%" UnaryExpression

BreakStatement ::=
	"break" Identifier? ";"

IfThenStatement ::=
	"if" "(" Expression ")" Statement

SynchronizedStatement ::=
	"synchronized" "(" Expression ")" Block

ClassInstanceCreationExpression ::=
	"new" ClassType "(" ArgumentList? ")"

Super ::=
	"extends" ClassType

ArrayCreationExpression ::=
	"new" PrimitiveType DimExprs Dims?

ArrayCreationExpression ::=
	"new" ClassOrInterfaceType DimExprs Dims?

ArrayInitializer ::=
	"{" VariableInitializers? ","? "}"

UnaryExpressionNotPlusMinus ::=
	PostfixExpression

UnaryExpressionNotPlusMinus ::=
	"~" UnaryExpression

UnaryExpressionNotPlusMinus ::=
	"!" UnaryExpression

UnaryExpressionNotPlusMinus ::=
	CastExpression

SwitchBlock ::=
	"{" SwitchBlockStatementGroups? SwitchLabels? "}"

FieldDeclaration ::=
	Modifiers? Type VariableDeclarators ";"

StatementNoShortIf ::=
	StatementWithoutTrailingSubstatement

StatementNoShortIf ::=
	LabeledStatementNoShortIf

StatementNoShortIf ::=
	IfThenElseStatementNoShortIf

StatementNoShortIf ::=
	WhileStatementNoShortIf

StatementNoShortIf ::=
	ForStatementNoShortIf

MethodInvocation ::=
	Name "(" ArgumentList? ")"

MethodInvocation ::=
	Primary "." Identifier "(" ArgumentList? ")"

MethodInvocation ::=
	"super" "." Identifier "(" ArgumentList? ")"

AbstractMethodDeclaration ::=
	MethodHeader ";"

IfThenElseStatement ::=
	"if" "(" Expression ")" StatementNoShortIf "else" Statement

ArrayAccess ::=
	Name "[" Expression "]"

ArrayAccess ::=
	PrimaryNoNewArray "[" Expression "]"

Modifier ::=
	"public"

Modifier ::=
	"protected"

Modifier ::=
	"private"

Modifier ::=
	"static"

Modifier ::=
	"abstract"

Modifier ::=
	"final"

Modifier ::=
	"native"

Modifier ::=
	"synchronized"

Modifier ::=
	"transient"

Modifier ::=
	"volatile"

Block ::=
	"{" BlockStatements? "}"

ForUpdate ::=
	StatementExpressionList

ForInit ::=
	StatementExpressionList

ForInit ::=
	LocalVariableDeclaration

VariableDeclarators ::=
	VariableDeclarator

VariableDeclarators ::=
	VariableDeclarators "," VariableDeclarator

ThrowStatement ::=
	"throw" Expression ";"

ExclusiveOrExpression ::=
	AndExpression

ExclusiveOrExpression ::=
	ExclusiveOrExpression "^" AndExpression

Primary ::=
	PrimaryNoNewArray

Primary ::=
	ArrayCreationExpression

PackageDeclaration ::=
	"package" Name ";"

RelationalExpression ::=
	ShiftExpression

RelationalExpression ::=
	RelationalExpression "<" ShiftExpression

RelationalExpression ::=
	RelationalExpression ">" ShiftExpression

RelationalExpression ::=
	RelationalExpression "<=" ShiftExpression

RelationalExpression ::=
	RelationalExpression ">=" ShiftExpression

RelationalExpression ::=
	RelationalExpression "instanceof" ReferenceType

WhileStatementNoShortIf ::=
	"while" "(" Expression ")" StatementNoShortIf

ExtendsInterfaces ::=
	"extends" InterfaceType

ExtendsInterfaces ::=
	ExtendsInterfaces "," InterfaceType

ConstantExpression ::=
	Expression

VariableInitializer ::=
	Expression

VariableInitializer ::=
	ArrayInitializer

StaticInitializer ::=
	"static" Block

Literal ::=
	IntegerLiteral

Literal ::=
	FloatingPointLiteral

Literal ::=
	BooleanLiteral

Literal ::=
	CharacterLiteral

Literal ::=
	StringLiteral

Literal ::=
	NullLiteral

ConstructorDeclaration ::=
	Modifiers? ConstructorDeclarator Throws? ConstructorBody

TypeImportOnDemandDeclaration ::=
	"import" Name "." "*" ";"

PreDecrementExpression ::=
	"--" UnaryExpression

InterfaceMemberDeclarations ::=
	InterfaceMemberDeclaration

InterfaceMemberDeclarations ::=
	InterfaceMemberDeclarations InterfaceMemberDeclaration

ForStatement ::=
	"for" "(" ForInit? ";" Expression? ";" ForUpdate? ")" Statement

ContinueStatement ::=
	"continue" Identifier? ";"

ImportDeclaration ::=
	SingleTypeImportDeclaration

ImportDeclaration ::=
	TypeImportOnDemandDeclaration

SwitchStatement ::=
	"switch" "(" Expression ")" SwitchBlock

Dims ::=
	"[" "]"

Dims ::=
	Dims "[" "]"

ClassBody ::=
	"{" ClassBodyDeclarations? "}"

ConditionalOrExpression ::=
	ConditionalAndExpression

ConditionalOrExpression ::=
	ConditionalOrExpression "||" ConditionalAndExpression

ClassBodyDeclaration ::=
	ClassMemberDeclaration

ClassBodyDeclaration ::=
	StaticInitializer

ClassBodyDeclaration ::=
	ConstructorDeclaration

SwitchBlockStatementGroup ::=
	SwitchLabels BlockStatements

MethodDeclaration ::=
	MethodHeader MethodBody

Catches ::=
	CatchClause

Catches ::=
	Catches CatchClause

Modifiers ::=
	Modifier

Modifiers ::=
	Modifiers Modifier

DoStatement ::=
	"do" Statement "while" "(" Expression ")" ";"

ClassOrInterfaceType ::=
	Name

TryStatement ::=
	"try" Block Catches

TryStatement ::=
	"try" Block Catches? Finally

SwitchLabels ::=
	SwitchLabel

SwitchLabels ::=
	SwitchLabels SwitchLabel

FormalParameterList ::=
	FormalParameter

FormalParameterList ::=
	FormalParameterList "," FormalParameter

Expression ::=
	AssignmentExpression

StatementExpressionList ::=
	StatementExpression

StatementExpressionList ::=
	StatementExpressionList "," StatementExpression

AdditiveExpression ::=
	MultiplicativeExpression

AdditiveExpression ::=
	AdditiveExpression "+" MultiplicativeExpression

AdditiveExpression ::=
	AdditiveExpression "-" MultiplicativeExpression

FloatingPointType ::=
	"float"

FloatingPointType ::=
	"double"

LocalVariableDeclaration ::=
	Type VariableDeclarators

ConstructorDeclarator ::=
	SimpleName "(" FormalParameterList? ")"

InclusiveOrExpression ::=
	ExclusiveOrExpression

InclusiveOrExpression ::=
	InclusiveOrExpression "|" ExclusiveOrExpression

ClassType ::=
	ClassOrInterfaceType

WhileStatement ::=
	"while" "(" Expression ")" Statement

ClassDeclaration ::=
	Modifiers? "class" Identifier Super? Interfaces? ClassBody

CastExpression ::=
	"(" PrimitiveType Dims? ")" UnaryExpression

CastExpression ::=
	"(" Expression ")" UnaryExpressionNotPlusMinus

CastExpression ::=
	"(" Name Dims ")" UnaryExpressionNotPlusMinus

ImportDeclarations ::=
	ImportDeclaration

ImportDeclarations ::=
	ImportDeclarations ImportDeclaration

TypeDeclaration ::=
	ClassDeclaration

TypeDeclaration ::=
	InterfaceDeclaration

TypeDeclaration ::=
	";"

LabeledStatement ::=
	Identifier ":" Statement

ArrayType ::=
	PrimitiveType "[" "]"

ArrayType ::=
	Name "[" "]"

ArrayType ::=
	ArrayType "[" "]"

StatementExpression ::=
	Assignment

StatementExpression ::=
	PreIncrementExpression

StatementExpression ::=
	PreDecrementExpression

StatementExpression ::=
	PostIncrementExpression

StatementExpression ::=
	PostDecrementExpression

StatementExpression ::=
	MethodInvocation

StatementExpression ::=
	ClassInstanceCreationExpression

MethodDeclarator ::=
	Identifier "(" FormalParameterList? ")"

MethodDeclarator ::=
	MethodDeclarator "[" "]"

VariableDeclaratorId ::=
	Identifier

VariableDeclaratorId ::=
	VariableDeclaratorId "[" "]"

IntegralType ::=
	"byte"

IntegralType ::=
	"short"

IntegralType ::=
	"int"

IntegralType ::=
	"long"

IntegralType ::=
	"char"

QualifiedName ::=
	Name "." Identifier

NumericType ::=
	IntegralType

NumericType ::=
	FloatingPointType

LeftHandSide ::=
	Name

LeftHandSide ::=
	FieldAccess

LeftHandSide ::=
	ArrayAccess

IfThenElseStatementNoShortIf ::=
	"if" "(" Expression ")" StatementNoShortIf "else" StatementNoShortIf

LocalVariableDeclarationStatement ::=
	LocalVariableDeclaration ";"

ShiftExpression ::=
	AdditiveExpression

ShiftExpression ::=
	ShiftExpression "<<" AdditiveExpression

ShiftExpression ::=
	ShiftExpression ">>" AdditiveExpression

ShiftExpression ::=
	ShiftExpression ">>>" AdditiveExpression

MethodBody ::=
	Block

MethodBody ::=
	";"

Name ::=
	SimpleName

Name ::=
	QualifiedName

SimpleName ::=
	Identifier

ReferenceType ::=
	ClassOrInterfaceType

ReferenceType ::=
	ArrayType

CompilationUnit ::=
	PackageDeclaration? ImportDeclarations? TypeDeclarations?

ForStatementNoShortIf ::=
	"for" "(" ForInit? ";" Expression? ";" ForUpdate? ")" StatementNoShortIf

MethodHeader ::=
	Modifiers? Type MethodDeclarator Throws?

MethodHeader ::=
	Modifiers? "void" MethodDeclarator Throws?

LabeledStatementNoShortIf ::=
	Identifier ":" StatementNoShortIf

InterfaceBody ::=
	"{" InterfaceMemberDeclarations? "}"

FieldAccess ::=
	Primary "." Identifier

FieldAccess ::=
	"super" "." Identifier

TypeDeclarations ::=
	TypeDeclaration

TypeDeclarations ::=
	TypeDeclarations TypeDeclaration

StatementWithoutTrailingSubstatement ::=
	Block

StatementWithoutTrailingSubstatement ::=
	EmptyStatement

StatementWithoutTrailingSubstatement ::=
	ExpressionStatement

StatementWithoutTrailingSubstatement ::=
	SwitchStatement

StatementWithoutTrailingSubstatement ::=
	DoStatement

StatementWithoutTrailingSubstatement ::=
	BreakStatement

StatementWithoutTrailingSubstatement ::=
	ContinueStatement

StatementWithoutTrailingSubstatement ::=
	ReturnStatement

StatementWithoutTrailingSubstatement ::=
	SynchronizedStatement

StatementWithoutTrailingSubstatement ::=
	ThrowStatement

StatementWithoutTrailingSubstatement ::=
	TryStatement

DimExprs ::=
	DimExpr

DimExprs ::=
	DimExprs DimExpr

Maintained by Dr. Vadim Zaytsev a.k.a. @grammarware. Last updated in September 2015. [↑]