openjava.ptree.util
Class SourceCodeWriter

java.lang.Object
  |
  +--openjava.ptree.util.ParseTreeVisitor
        |
        +--openjava.ptree.util.SourceCodeWriter

Direct Known Subclasses:

ColoredSourceWriter

public class SourceCodeWriter

extends ParseTreeVisitor

The class SourceCodeWriter is a Visitor role in the Visitor pattern and this also visits each child ParseTree object from left to right.

Since:

%SOFTWARE% 1.0

Version:

1.0

Author:

Michiaki Tatsubori

See Also:

ParseTree, ParseTreeVisitor

Field Summary

private int	debugLevel to write debugging code
private int	nest
static String	NEWLINE
protected PrintWriter	out
private String	tab to write debugging code

Constructor Summary

SourceCodeWriter(PrintWriter out)
Allocates a source code writer.

Method Summary

int	getDebugLevel()
int	getNest()
String	getTab()
private static boolean	isOperatorNeededLeftPar(int operator, Expression leftexpr)
private static boolean	isOperatorNeededRightPar(int operator, Expression rightexpr)
private static int	operatorStrength(int op) Returns the strength of the union of the operator.
void	popNest()
private void	printComment(NonLeaf p)
void	pushNest()
void	setDebugLevel(int n) to write debugging code
void	setNest(int i)
void	setTab(String str)
void	visit(AliasedExpression p)
void	visit(AllocationExpression p)
void	visit(ArrayAccess p)
void	visit(ArrayAllocationExpression p)
void	visit(ArrayInitializer p)
void	visit(AssignmentExpression p)
void	visit(BinaryExpression p)
void	visit(Block p)
void	visit(BreakStatement p)
void	visit(CaseGroup p)
void	visit(CaseGroupList p)
void	visit(CaseLabel p)
void	visit(CaseLabelList p)
void	visit(CastExpression p)
void	visit(CatchBlock p)
void	visit(CatchList p)
void	visit(ClassDeclaration p)
void	visit(ClassDeclarationList p)
void	visit(ClassLiteral p)
void	visit(CompilationUnit p)
void	visit(ConditionalExpression p)
void	visit(ConstructorDeclaration p)
void	visit(ConstructorInvocation p)
void	visit(ContinueStatement p)
void	visit(DoWhileStatement p)
void	visit(EmptyStatement p)
void	visit(ExpressionList p)
void	visit(ExpressionStatement p)
void	visit(FieldAccess p)
void	visit(FieldDeclaration p)
void	visit(ForStatement p)
void	visit(IfStatement p)
void	visit(InsertExpression p)
void	visit(InstanceofExpression p)
void	visit(JoinExpression p)
void	visit(LabeledStatement p)
void	visit(Literal p)
void	visit(MemberDeclarationList p)
void	visit(MemberInitializer p)
void	visit(MethodCall p)
void	visit(MethodDeclaration p)
void	visit(ModifierList p)
void	visit(Parameter p)
void	visit(ParameterList p)
void	visit(QueryExpression p)
void	visit(ReturnStatement p)
void	visit(SelfAccess p)
void	visit(StatementList p)
void	visit(SwitchStatement p)
void	visit(SynchronizedStatement p)
void	visit(ThrowStatement p)
void	visit(TryStatement p)
void	visit(TypeName p) rough around innerclass
void	visit(UnaryExpression p)
void	visit(Variable p)
void	visit(VariableDeclaration p)
void	visit(VariableDeclarator p)
void	visit(WhileStatement p)
private void	writeAnonymous(Object obj)
private void	writeArguments(ExpressionList args)
private void	writeDebug(String str)
private void	writeDebugL(ParseTree ptree)
private void	writeDebugLln()
private void	writeDebugln()
private void	writeDebugLR()
private void	writeDebugR()
private void	writeDebugRln()
private void	writeList(List list)
private void	writeListWithDelimiter(List list, String delimiter)
private void	writeListWithSuffix(List list, String suffix)
private void	writeParenthesis(Expression expr)
private void	writeStatementsBlock(StatementList stmts)
private void	writeTab()

Methods inherited from class openjava.ptree.util.ParseTreeVisitor

visit, visit, visit, visit, visit, visit, visit, visit, visit

Methods inherited from class java.lang.Object

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

Field Detail

out

protected PrintWriter out

NEWLINE

public static String NEWLINE

debugLevel

private int debugLevel

to write debugging code

tab

private String tab

to write debugging code

nest

private int nest

Constructor Detail

SourceCodeWriter

public SourceCodeWriter(PrintWriter out)

Allocates a source code writer.

Method Detail

setDebugLevel

public void setDebugLevel(int n)

to write debugging code

getDebugLevel

public int getDebugLevel()

setTab

public void setTab(String str)

getTab

public String getTab()

setNest

public void setNest(int i)

getNest

public int getNest()

pushNest

public void pushNest()

popNest

public void popNest()

writeDebugL

private final void writeDebugL(ParseTree ptree)

writeDebugR

private final void writeDebugR()

writeDebugLR

private final void writeDebugLR()

writeDebugLln

private final void writeDebugLln()

writeDebugRln

private final void writeDebugRln()

writeDebugln

private final void writeDebugln()

writeDebug

private final void writeDebug(String str)

writeTab

private final void writeTab()

visit

public void visit(AllocationExpression p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(ArrayAccess p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(ArrayAllocationExpression p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(ArrayInitializer p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(AssignmentExpression p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(BinaryExpression p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(Block p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(BreakStatement p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(CaseGroup p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(CaseGroupList p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(CaseLabel p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(CaseLabelList p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(CastExpression p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(CatchBlock p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(CatchList p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(ClassDeclaration p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(ClassDeclarationList p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(ClassLiteral p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(CompilationUnit p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(ConditionalExpression p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(ConstructorDeclaration p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(ConstructorInvocation p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(ContinueStatement p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(DoWhileStatement p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(EmptyStatement p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(ExpressionList p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(ExpressionStatement p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(FieldAccess p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(FieldDeclaration p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(ForStatement p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(IfStatement p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(InstanceofExpression p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(LabeledStatement p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(Literal p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(MemberDeclarationList p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(MemberInitializer p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(MethodCall p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(MethodDeclaration p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(ModifierList p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(Parameter p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(ParameterList p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(ReturnStatement p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(SelfAccess p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(StatementList p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(SwitchStatement p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(SynchronizedStatement p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(ThrowStatement p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(TryStatement p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(TypeName p)
           throws ParseTreeException

rough around innerclass

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(UnaryExpression p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(Variable p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(VariableDeclaration p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(VariableDeclarator p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(WhileStatement p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(QueryExpression p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(AliasedExpression p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(JoinExpression p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

visit

public void visit(InsertExpression p)
           throws ParseTreeException

Specified by:

visit in class ParseTreeVisitor

ParseTreeException

writeArguments

private final void writeArguments(ExpressionList args)
                           throws ParseTreeException

ParseTreeException

writeAnonymous

private final void writeAnonymous(Object obj)
                           throws ParseTreeException

ParseTreeException

writeList

private final void writeList(List list)
                      throws ParseTreeException

ParseTreeException

writeListWithDelimiter

private final void writeListWithDelimiter(List list,
                                          String delimiter)
                                   throws ParseTreeException

ParseTreeException

writeListWithSuffix

private final void writeListWithSuffix(List list,
                                       String suffix)
                                throws ParseTreeException

ParseTreeException

writeParenthesis

private final void writeParenthesis(Expression expr)
                             throws ParseTreeException

ParseTreeException

writeStatementsBlock

private final void writeStatementsBlock(StatementList stmts)
                                 throws ParseTreeException

ParseTreeException

isOperatorNeededLeftPar

private static final boolean isOperatorNeededLeftPar(int operator,
                                                     Expression leftexpr)

isOperatorNeededRightPar

private static final boolean isOperatorNeededRightPar(int operator,
                                                      Expression rightexpr)

operatorStrength

private static final int operatorStrength(int op)

Returns the strength of the union of the operator.

Parameters:

op - the id number of operator.

Returns:

the strength of the union.

printComment

private final void printComment(NonLeaf p)