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<appendix id="grammar" xreflabel="AspectJ 5 Grammar">
<title>A Grammar for the AspectJ 5 Language</title>
<programlisting><![CDATA[
=== type patterns ===
TypePattern := SimpleTypePattern |
'!' TypePattern |
'(' AnnotationPattern? TypePattern ')'
TypePattern '&&' TypePattern |
TypePattern '||' TypePattern
SimpleTypePattern := DottedNamePattern '+'? '[]'*
DottedNamePattern := FullyQualifiedName RestOfNamePattern? |
'*' NotStarNamePattern?
RestOfNamePattern := '..' DottedNamePattern |
'*' NotStarNamePattern?
NotStarNamePattern := FullyQualifiedName RestOfNamePattern? |
'..' DottedNamePattern
FullyQualifiedName := JavaIdentifierCharacter+ ('.' JavaIdentifierCharacter+)*
=== annotation patterns ===
AnnotationPattern := '!'? '@' AnnotationTypePattern AnnotationPattern*
AnnotationTypePattern := FullyQualifiedName |
'(' TypePattern ')'
=== signature patterns ===
-- field --
FieldPattern :=
AnnotationPattern? FieldModifiersPattern?
TypePattern (TypePattern DotOrDotDot)? SimpleNamePattern
FieldModifiersPattern := '!'? FieldModifier FieldModifiersPattern*
FieldModifier := 'public' | 'private' | 'protected' | 'static' |
'transient' | 'final'
DotOrDotDot := '.' | '..'
SimpleNamePattern := JavaIdentifierChar+ ('*' SimpleNamePattern)?
-- method --
MethodPattern :=
AnnotationPattern? MethodModifiersPattern? TypePattern
(TypePattern DotOrDotDot)? SimpleNamePattern
'(' FormalsPattern ')' ThrowsPattern?
MethodModifiersPattern := '!'? MethodModifier MethodModifiersPattern*
MethodModifier := 'public' | 'private' | 'protected' | 'static' |
'synchronized' | 'final'
FormalsPattern := '..' (',' FormalsPatternAfterDotDot)? |
OptionalParensTypePattern (',' FormalsPattern)* |
TypePattern '...'
FormalsPatternAfterDotDot :=
OptionalParensTypePattern (',' FormalsPatternAfterDotDot)* |
TypePattern '...'
ThrowsPattern := 'throws' TypePatternList
TypePatternList := TypePattern (',' TypePattern)*
-- constructor --
ConstructorPattern :=
AnnotationPattern? ConstructorModifiersPattern?
(TypePattern DotOrDotDot)? 'new' '(' FormalsPattern ')'
ThrowsPattern?
ConstructorModifiersPattern := '!'? ConstructorModifier ConstructorModifiersPattern*
ConstructorModifier := 'public' | 'private' | 'protected'
=== Pointcuts ===
PointcutPrimitive :=
Call | Execution | Get | Set | Handler |
Initialization | PreInitialization |
StaticInitialization | AdviceExecution |
This | Target | Args | CFlow | CFlowBelow |
Within | WithinCode | If |
AnnotationPointcut
AnnotationPointcut := AtAnnotation | AtThis | AtTarget |
AtWithin | AtWithinCode | AtArgs
Call := 'call' '(' MethodOrConstructorPattern ')'
MethodOrConstructorPattern := MethodPattern | ConstructorPattern
Execution := 'execution' '(' MethodOrConstructorPattern ')'
Get := 'get' '(' FieldPattern ')'
Set := 'set' '(' FieldPattern ')'
Handler := 'handler' '(' OptionalParensTypePattern ')'
Initialization := 'initialization' '(' ConstructorPattern ')'
PreInitialization := 'preinitialization' '(' ConstructorPattern ')'
StaticInitialization := 'staticinitialization' '(' OptionalParensTypePattern ')'
AdviceExecution := 'adviceexecution' '(' ')'
This := 'this' '(' TypeOrIdentifier ')'
Target := 'target' '(' TypeOrIdentifier ')'
Args := 'args' '(' FormalsOrIdentifiersPattern ')'
CFlow := 'cflow' '(' Pointcut ')'
CFlowBelow := 'cflowbelow' '(' Pointcut ')'
Within := 'within' '(' OptionalParensTypePattern ')'
WithinCode := 'withincode' '(' OptionalParensTypePattern ')'
If := 'if' '(' BooleanJavaExpression ')'
TypeOrIdentifier := FullyQualifiedName ('[' ']')* | Identifier
Identifier := JavaIdentifierChar+
FormalsOrIdentifiersPattern :=
'..' (',' FormalsOrIdentifiersPatternAfterDotDot)? |
TypeOrIdentifier (',' FormalsOrIdentifiersPattern)* |
'*' (',' FormalsOrIdentifiersPattern)*
FormalsOrIdentifiersPatternAfterDotDot :=
TypeOrIdentifier (',' FormalsOrIdentifiersPatternAfterDotDot)* |
'*' (',' FormalsOrIdentifiersPatternAfterDotDot)*
AtAnnotation := '@annotation' '(' AnnotationOrIdentifier ')'
AtThis := '@this' '(' AnnotationOrIdentifer ')'
AtTarget := '@target' '(' AnnotationOrIdentifier ')'
AtWithin := '@within' '(' AnnotationOrIdentifier ')'
AtWithinCode := '@withincode' '(' AnnotationOrIdentifier ')'
AnnotationOrIdentifier := FullyQualifiedName | Identifier
AtArgs := '@args' '(' AnnotationsOrIdentifiersPattern ')'
AnnotationsOrIdentifiersPattern :=
'..' (',' AnnotationsOrIdentifiersPatternAfterDotDot)? |
AnnotationOrIdentifier (',' AnnotationsOrIdentifiersPattern)* |
'*' (',' AnnotationsOrIdentifiersPattern)*
AnnotationsOrIdentifiersPatternAfterDotDot :=
AnnotationOrIdentifier (',' AnnotationsOrIdentifiersPatternAfterDotDot)* |
'*' (',' AnnotationsOrIdentifiersPatternAfterDotDot)*
PointcutDeclaration := PointcutModifiers? 'pointcut' Identifier Formals
':' PointcutExpression
PointcutModifiers := PointcutModifier*
PointcutModifier := 'public' | 'private' | 'protected' | 'abstract'
Formals := '(' ParamList? ')'
ParamList := FullyQualifiedName Identifier (',' ParamList)*
ReferencePointcut := (FullyQualifiedName '.')? Identifier Formals
PointcutExpression := (PointcutPrimitive | ReferencePointcut) |
'!' PointcutExpression |
'(' PointcutExpression ')' |
PointcutExpression '&&' PointcutExpression |
PointcutExpression '||' PointcutExpression
=== Advice ===
to be written...
=== Inter-type Declarations ===
to be written...
=== Declare Statements ===
to be written...
=== Aspects ===
to be written...
]]></programlisting>
</appendix>
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