org.codehaus.groovy.antlr

Class AntlrParserPlugin

java.lang.Object

org.codehaus.groovy.syntax.ASTHelper

org.codehaus.groovy.antlr.AntlrParserPlugin

All Implemented Interfaces:

GroovyTokenTypes, ParserPlugin

public class AntlrParserPlugin
extends ASTHelper
implements ParserPlugin, GroovyTokenTypes

A parser plugin which adapts the JSR Antlr Parser to the Groovy runtime

Author:

James Strachan

Field Summary

Fields

Modifier and Type	Field and Description
protected AST	ast

Fields inherited from class org.codehaus.groovy.syntax.ASTHelper

output, resolutions

Fields inherited from interface org.codehaus.groovy.antlr.parser.GroovyTokenTypes

ABSTRACT, ANNOTATION, ANNOTATION_ARRAY_INIT, ANNOTATION_DEF, ANNOTATION_FIELD_DEF, ANNOTATION_MEMBER_VALUE_PAIR, ANNOTATIONS, ARRAY_DECLARATOR, ASSIGN, AT, BAND, BAND_ASSIGN, BIG_SUFFIX, BLOCK, BNOT, BOR, BOR_ASSIGN, BSR, BSR_ASSIGN, BXOR, BXOR_ASSIGN, CASE_GROUP, CLASS_DEF, CLOSABLE_BLOCK, CLOSABLE_BLOCK_OP, CLOSURE_LIST, COLON, COMMA, COMPARE_TO, CTOR_CALL, CTOR_IDENT, DEC, DIGIT, DIGITS_WITH_UNDERSCORE, DIGITS_WITH_UNDERSCORE_OPT, DIV, DIV_ASSIGN, DOLLAR, DOLLAR_REGEXP_CTOR_END, DOLLAR_REGEXP_LITERAL, DOLLAR_REGEXP_SYMBOL, DOT, DYNAMIC_MEMBER, ELIST, ELVIS_OPERATOR, EMPTY_STAT, ENUM_CONSTANT_DEF, ENUM_DEF, EOF, EQUAL, ESC, ESCAPED_DOLLAR, ESCAPED_SLASH, EXPONENT, EXPR, EXTENDS_CLAUSE, FINAL, FLOAT_SUFFIX, FOR_CONDITION, FOR_EACH_CLAUSE, FOR_IN_ITERABLE, FOR_INIT, FOR_ITERATOR, GE, GT, HEX_DIGIT, IDENT, IDENTICAL, IMPLEMENTS_CLAUSE, IMPLICIT_PARAMETERS, IMPORT, INC, INDEX_OP, INSTANCE_INIT, INTERFACE_DEF, LABELED_ARG, LABELED_STAT, LAND, LBRACK, LCURLY, LE, LETTER, LIST_CONSTRUCTOR, LITERAL_as, LITERAL_assert, LITERAL_boolean, LITERAL_break, LITERAL_byte, LITERAL_case, LITERAL_catch, LITERAL_char, LITERAL_class, LITERAL_continue, LITERAL_def, LITERAL_default, LITERAL_double, LITERAL_else, LITERAL_enum, LITERAL_extends, LITERAL_false, LITERAL_finally, LITERAL_float, LITERAL_for, LITERAL_if, LITERAL_implements, LITERAL_import, LITERAL_in, LITERAL_instanceof, LITERAL_int, LITERAL_interface, LITERAL_long, LITERAL_native, LITERAL_new, LITERAL_null, LITERAL_package, LITERAL_private, LITERAL_protected, LITERAL_public, LITERAL_return, LITERAL_short, LITERAL_static, LITERAL_super, LITERAL_switch, LITERAL_synchronized, LITERAL_this, LITERAL_threadsafe, LITERAL_throw, LITERAL_throws, LITERAL_transient, LITERAL_true, LITERAL_try, LITERAL_void, LITERAL_volatile, LITERAL_while, LNOT, LOR, LPAREN, LT, MAP_CONSTRUCTOR, MEMBER_POINTER, METHOD_CALL, METHOD_DEF, MINUS, MINUS_ASSIGN, ML_COMMENT, MOD, MOD_ASSIGN, MODIFIERS, MULTICATCH, MULTICATCH_TYPES, NLS, NOT_EQUAL, NOT_IDENTICAL, NULL_TREE_LOOKAHEAD, NUM_BIG_DECIMAL, NUM_BIG_INT, NUM_DOUBLE, NUM_FLOAT, NUM_INT, NUM_LONG, OBJBLOCK, ONE_NL, OPTIONAL_DOT, PACKAGE_DEF, PARAMETER_DEF, PARAMETERS, PLUS, PLUS_ASSIGN, POST_DEC, POST_INC, QUESTION, RANGE_EXCLUSIVE, RANGE_INCLUSIVE, RBRACK, RCURLY, REGEX_FIND, REGEX_MATCH, REGEXP_CTOR_END, REGEXP_LITERAL, REGEXP_SYMBOL, RPAREN, SELECT_SLOT, SEMI, SH_COMMENT, SL, SL_ASSIGN, SL_COMMENT, SLIST, SPREAD_ARG, SPREAD_DOT, SPREAD_MAP_ARG, SR, SR_ASSIGN, STAR, STAR_ASSIGN, STAR_STAR, STAR_STAR_ASSIGN, STATIC_IMPORT, STATIC_INIT, STRICTFP, STRING_CH, STRING_CONSTRUCTOR, STRING_CTOR_END, STRING_CTOR_MIDDLE, STRING_CTOR_START, STRING_LITERAL, STRING_NL, SUPER_CTOR_CALL, TRIPLE_DOT, TYPE, TYPE_ARGUMENT, TYPE_ARGUMENTS, TYPE_LOWER_BOUNDS, TYPE_PARAMETER, TYPE_PARAMETERS, TYPE_UPPER_BOUNDS, TYPECAST, UNARY_MINUS, UNARY_PLUS, UNUSED_CONST, UNUSED_DO, UNUSED_GOTO, VARIABLE_DEF, VARIABLE_PARAMETER_DEF, VOCAB, WILDCARD_TYPE, WS

Constructor Summary

Constructors

Constructor and Description
AntlrParserPlugin()

Method Summary

Methods

Modifier and Type	Method and Description
protected boolean	addArgumentExpression(AST node, List<Expression> expressionList)
protected AnnotationNode	annotation(AST annotationNode)
protected void	annotationDef(AST classDef)
protected Expression	anonymousInnerClassDef(AST node)
protected Expression	arguments(AST elist)
protected List	arraySizeExpression(AST node)
protected Expression	asExpression(AST node)
protected void	assertNodeType(int type, AST node)
protected Statement	assertStatement(AST assertNode)
protected void	assertTypeNotNull(ClassNode type, AST rightNode)
protected Expression	binaryExpression(int type, AST node)
protected Expression	blockExpression(AST node)
protected BooleanExpression	booleanExpression(AST node)
protected Statement	breakStatement(AST node)
ModuleNode	buildAST(SourceUnit sourceUnit, ClassLoader classLoader, Reduction cst)
protected ClassNode	buildName(AST node) Extracts an identifier from the Antlr AST and then performs a name resolution to see if the given name is a type from imports, aliases or newly created classes
protected Statement	caseStatements(AST node, List cases)
protected Expression	castExpression(AST castNode)
protected List<CatchStatement>	catchStatement(AST catchNode)
protected void	classDef(AST classDef)
protected ClosureExpression	closureExpression(AST node)
protected void	configureAST(ASTNode node, AST ast)
protected Expression	constructorCallExpression(AST node)
protected void	constructorDef(AST constructorDef)
protected Statement	continueStatement(AST node)
protected void	convertGroovy(AST node) Converts the Antlr AST to the Groovy AST
protected ConstantExpression	decimalExpression(AST node)
protected Expression	declarationExpression(AST variableDef)
protected Expression	dotExpression(AST node)
protected void	dump(AST node)
protected void	dumpTree(AST ast)
protected Expression	dynamicMemberExpression(AST dynamicMemberNode)
protected Expression	enumArguments(AST elist)
protected void	enumConstantDef(AST node)
protected void	enumDef(AST enumNode)
protected Expression	expression(AST node)
protected Expression	expression(AST node, boolean convertToConstant)
protected Expression	expressionList(AST node)
protected Expression	expressionSwitch(AST node)
protected void	fieldDef(AST fieldDef)
protected Statement	forStatement(AST forNode)
protected String	getFirstChildText(AST node)
protected Expression	gstring(AST gstringNode)
protected boolean	hasVisibility(int modifiers) Returns true if the modifiers flags contain a visibility modifier
protected String	identifier(AST node) Extracts an identifier from the Antlr AST
protected Statement	ifStatement(AST ifNode)
protected void	importDef(AST importNode)
protected Expression	indexExpression(AST indexNode)
protected void	innerClassDef(AST classDef)
protected void	innerInterfaceDef(AST classDef)
protected Expression	instanceofExpression(AST node)
protected ConstantExpression	integerExpression(AST node)
protected void	interfaceDef(AST classDef)
protected ClassNode[]	interfaces(AST node)
protected boolean	isPrimitiveTypeLiteral(AST node)
static boolean	isType(int typeCode, AST node)
protected String	label(AST labelNode)
protected Statement	labelledStatement(AST labelNode)
protected Expression	listExpression(AST listNode)
protected Expression	literalExpression(AST node, Object value)
protected GenericsType[]	makeGenericsType(AST rootNode)
protected static Token	makeToken(int typeCode, AST node)
protected ClassNode	makeType(AST typeNode)
protected ClassNode	makeTypeWithArguments(AST rootNode)
protected MapEntryExpression	mapEntryExpression(AST node)
protected Expression	mapExpression(AST mapNode) Typically only used for map constructors I think?
protected Statement	methodCall(AST code)
protected Expression	methodCallExpression(AST methodCallNode)
protected void	methodDef(AST methodDef)
protected Expression	methodPointerExpression(AST node)
protected int	modifiers(AST modifierNode, List<AnnotationNode> annotations, int defaultModifiers)
protected void	notImplementedYet(AST node)
protected void	objectBlock(AST objectBlock)
protected void	objectInit(AST init)
Reduction	outputAST(SourceUnit sourceUnit, SourceBuffer sourceBuffer)
protected void	packageDef(AST packageDef)
protected Parameter	parameter(AST paramNode)
protected Parameter[]	parameters(AST parametersNode)
Reduction	parseCST(SourceUnit sourceUnit, Reader reader)
protected Expression	postfixExpression(AST node, int token)
protected Expression	prefixExpression(AST node, int token)
protected void	processAST()
static String	qualifiedName(AST qualifiedNameNode)
protected Expression	rangeExpression(AST rangeNode, boolean inclusive)
protected Statement	returnStatement(AST node)
protected boolean	setAccessTrue(AST node, boolean access)
protected int	setModifierBit(AST node, int answer, int bit)
protected Expression	specialConstructorCallExpression(AST methodCallNode, ClassNode special)
protected Expression	spreadExpression(AST node)
protected Expression	spreadMapExpression(AST node)
protected Statement	statement(AST node)
protected Statement	statementList(AST code)
protected Statement	statementListNoChild(AST node, AST alternativeConfigureNode)
protected void	staticInit(AST staticInit)
protected Statement	switchStatement(AST switchNode)
protected Statement	synchronizedStatement(AST syncNode)
protected Expression	ternaryExpression(AST ternaryNode)
protected void	throwsList(AST node, List<ClassNode> list)
protected Statement	throwStatement(AST node)
protected void	transformCSTIntoAST(SourceUnit sourceUnit, Reader reader, SourceBuffer sourceBuffer)
protected Statement	tryStatement(AST tryStatementNode)
protected ClassNode	type(AST typeNode)
protected Expression	unaryMinusExpression(AST unaryMinusExpr)
protected Expression	unaryPlusExpression(AST unaryPlusExpr)
protected void	unknownAST(AST node)
protected Statement	variableDef(AST variableDef)
protected Expression	variableExpression(AST node)
protected Statement	whileStatement(AST whileNode)

Methods inherited from class org.codehaus.groovy.syntax.ASTHelper

addImport, addImport, addStarImport, addStarImport, addStaticImport, addStaticImport, addStaticStarImport, addStaticStarImport, dot, dot, getClassLoader, getController, getPackageName, makeModule, setClassLoader, setController, setPackage, setPackageName

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

ast

protected AST ast

Constructor Detail

AntlrParserPlugin

public AntlrParserPlugin()

Method Detail

parseCST

public Reduction parseCST(SourceUnit sourceUnit,
                 Reader reader)
                   throws CompilationFailedException

Specified by:

parseCST in interface ParserPlugin

Throws:

CompilationFailedException

transformCSTIntoAST

protected void transformCSTIntoAST(SourceUnit sourceUnit,
                       Reader reader,
                       SourceBuffer sourceBuffer)
                            throws CompilationFailedException

Throws:

CompilationFailedException

processAST

protected void processAST()

outputAST

public Reduction outputAST(SourceUnit sourceUnit,
                  SourceBuffer sourceBuffer)

buildAST

public ModuleNode buildAST(SourceUnit sourceUnit,
                  ClassLoader classLoader,
                  Reduction cst)
                    throws ParserException

Specified by:

buildAST in interface ParserPlugin

Throws:

ParserException

convertGroovy

protected void convertGroovy(AST node)

Converts the Antlr AST to the Groovy AST

packageDef

protected void packageDef(AST packageDef)

importDef

protected void importDef(AST importNode)

annotationDef

protected void annotationDef(AST classDef)

interfaceDef

protected void interfaceDef(AST classDef)

innerInterfaceDef

protected void innerInterfaceDef(AST classDef)

classDef

protected void classDef(AST classDef)

anonymousInnerClassDef

protected Expression anonymousInnerClassDef(AST node)

innerClassDef

protected void innerClassDef(AST classDef)

objectBlock

protected void objectBlock(AST objectBlock)

enumDef

protected void enumDef(AST enumNode)

enumConstantDef

protected void enumConstantDef(AST node)

throwsList

protected void throwsList(AST node,
              List<ClassNode> list)

methodDef

protected void methodDef(AST methodDef)

staticInit

protected void staticInit(AST staticInit)

objectInit

protected void objectInit(AST init)

constructorDef

protected void constructorDef(AST constructorDef)

fieldDef

protected void fieldDef(AST fieldDef)

interfaces

protected ClassNode[] interfaces(AST node)

parameters

protected Parameter[] parameters(AST parametersNode)

parameter

protected Parameter parameter(AST paramNode)

modifiers

protected int modifiers(AST modifierNode,
            List<AnnotationNode> annotations,
            int defaultModifiers)

setAccessTrue

protected boolean setAccessTrue(AST node,
                    boolean access)

setModifierBit

protected int setModifierBit(AST node,
                 int answer,
                 int bit)

annotation

protected AnnotationNode annotation(AST annotationNode)

statement

protected Statement statement(AST node)

statementList

protected Statement statementList(AST code)

statementListNoChild

protected Statement statementListNoChild(AST node,
                             AST alternativeConfigureNode)

assertStatement

protected Statement assertStatement(AST assertNode)

breakStatement

protected Statement breakStatement(AST node)

continueStatement

protected Statement continueStatement(AST node)

forStatement

protected Statement forStatement(AST forNode)

ifStatement

protected Statement ifStatement(AST ifNode)

labelledStatement

protected Statement labelledStatement(AST labelNode)

methodCall

protected Statement methodCall(AST code)

declarationExpression

protected Expression declarationExpression(AST variableDef)

variableDef

protected Statement variableDef(AST variableDef)

returnStatement

protected Statement returnStatement(AST node)

switchStatement

protected Statement switchStatement(AST switchNode)

caseStatements

protected Statement caseStatements(AST node,
                       List cases)

synchronizedStatement

protected Statement synchronizedStatement(AST syncNode)

throwStatement

protected Statement throwStatement(AST node)

tryStatement

protected Statement tryStatement(AST tryStatementNode)

catchStatement

protected List<CatchStatement> catchStatement(AST catchNode)

whileStatement

protected Statement whileStatement(AST whileNode)

expression

protected Expression expression(AST node)

expression

protected Expression expression(AST node,
                    boolean convertToConstant)

expressionSwitch

protected Expression expressionSwitch(AST node)

dynamicMemberExpression

protected Expression dynamicMemberExpression(AST dynamicMemberNode)

ternaryExpression

protected Expression ternaryExpression(AST ternaryNode)

variableExpression

protected Expression variableExpression(AST node)

literalExpression

protected Expression literalExpression(AST node,
                           Object value)

rangeExpression

protected Expression rangeExpression(AST rangeNode,
                         boolean inclusive)

spreadExpression

protected Expression spreadExpression(AST node)

spreadMapExpression

protected Expression spreadMapExpression(AST node)

methodPointerExpression

protected Expression methodPointerExpression(AST node)

listExpression

protected Expression listExpression(AST listNode)

mapExpression

protected Expression mapExpression(AST mapNode)

Typically only used for map constructors I think?

mapEntryExpression

protected MapEntryExpression mapEntryExpression(AST node)

instanceofExpression

protected Expression instanceofExpression(AST node)

assertTypeNotNull

protected void assertTypeNotNull(ClassNode type,
                     AST rightNode)

asExpression

protected Expression asExpression(AST node)

castExpression

protected Expression castExpression(AST castNode)

indexExpression

protected Expression indexExpression(AST indexNode)

binaryExpression

protected Expression binaryExpression(int type,
                          AST node)

prefixExpression

protected Expression prefixExpression(AST node,
                          int token)

postfixExpression

protected Expression postfixExpression(AST node,
                           int token)

booleanExpression

protected BooleanExpression booleanExpression(AST node)

dotExpression

protected Expression dotExpression(AST node)

specialConstructorCallExpression

protected Expression specialConstructorCallExpression(AST methodCallNode,
                                          ClassNode special)

methodCallExpression

protected Expression methodCallExpression(AST methodCallNode)

constructorCallExpression

protected Expression constructorCallExpression(AST node)

arraySizeExpression

protected List arraySizeExpression(AST node)

enumArguments

protected Expression enumArguments(AST elist)

arguments

protected Expression arguments(AST elist)

addArgumentExpression

protected boolean addArgumentExpression(AST node,
                            List<Expression> expressionList)

expressionList

protected Expression expressionList(AST node)

closureExpression

protected ClosureExpression closureExpression(AST node)

blockExpression

protected Expression blockExpression(AST node)

unaryMinusExpression

protected Expression unaryMinusExpression(AST unaryMinusExpr)

unaryPlusExpression

protected Expression unaryPlusExpression(AST unaryPlusExpr)

decimalExpression

protected ConstantExpression decimalExpression(AST node)

integerExpression

protected ConstantExpression integerExpression(AST node)

gstring

protected Expression gstring(AST gstringNode)

type

protected ClassNode type(AST typeNode)

qualifiedName

public static String qualifiedName(AST qualifiedNameNode)

makeTypeWithArguments

protected ClassNode makeTypeWithArguments(AST rootNode)

makeGenericsType

protected GenericsType[] makeGenericsType(AST rootNode)

makeType

protected ClassNode makeType(AST typeNode)

buildName

protected ClassNode buildName(AST node)

Extracts an identifier from the Antlr AST and then performs a name resolution to see if the given name is a type from imports, aliases or newly created classes

isPrimitiveTypeLiteral

protected boolean isPrimitiveTypeLiteral(AST node)

identifier

protected String identifier(AST node)

Extracts an identifier from the Antlr AST

label

protected String label(AST labelNode)

hasVisibility

protected boolean hasVisibility(int modifiers)

Returns true if the modifiers flags contain a visibility modifier

configureAST

protected void configureAST(ASTNode node,
                AST ast)

makeToken

protected static Token makeToken(int typeCode,
              AST node)

getFirstChildText

protected String getFirstChildText(AST node)

isType

public static boolean isType(int typeCode,
             AST node)

assertNodeType

protected void assertNodeType(int type,
                  AST node)

notImplementedYet

protected void notImplementedYet(AST node)

unknownAST

protected void unknownAST(AST node)

dumpTree

protected void dumpTree(AST ast)

dump

protected void dump(AST node)