Package com.sun.msv.grammar.util

Class ExpressionPrinter

java.lang.Object

com.sun.msv.grammar.util.ExpressionPrinter

All Implemented Interfaces:

ExpressionVisitor

public class ExpressionPrinter
extends Object
implements ExpressionVisitor

creates a string representation of the expression. useful for debug and dump.

Author:

Kohsuke KAWAGUCHI

Field Summary

Fields

Modifier and Type	Field	Description
static int	CONTENTMODEL	in this mode, element declaration is one of the terminal symbol of stringnization.
static ExpressionPrinter	contentModelInstance
static int	FRAGMENT	in this mode, reference to other expression is one of the terminal symbol of stringnization.
static ExpressionPrinter	fragmentInstance
protected int	mode	this flag controls how expression will be stringnized
static ExpressionPrinter	smallestInstance

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	ExpressionPrinter(int mode)

Method Summary

Modifier and Type	Method	Description
protected static boolean	isComplex(Expression exp)	determines whether brackets should be used to represent the pattern
Object	onAnyString()
Object	onAttribute(AttributeExp exp)
Object	onChoice(ChoiceExp exp)
Object	onConcur(ConcurExp exp)
Object	onData(DataExp exp)
Object	onElement(ElementExp exp)
Object	onEpsilon()
Object	onInterleave(InterleaveExp exp)
Object	onList(ListExp exp)
Object	onMixed(MixedExp exp)
Object	onNullSet()
Object	onOneOrMore(OneOrMoreExp exp)
Object	onOther(OtherExp exp)
Object	onRef(ReferenceExp exp)
Object	onSequence(SequenceExp exp)
Object	onValue(ValueExp exp)
protected String	printBinary(BinaryExp exp, String op)
static String	printContentModel(Expression exp)
static String	printFragment(Expression exp)
String	printRefContainer(ReferenceContainer cont)	dumps all the contents of ReferenceContainer.
static String	printSmallest(Expression exp)

Methods inherited from class java.lang.Object

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

Field Detail

FRAGMENT

public static final int FRAGMENT

in this mode, reference to other expression is one of the terminal symbol of stringnization. Suitable to dump the entire grammar

See Also:

Constant Field Values

CONTENTMODEL

public static final int CONTENTMODEL

in this mode, element declaration is one of the terminal symbol of stringnization. Suitable to dump the content model of element declarations.

See Also:

Constant Field Values

fragmentInstance

public static final ExpressionPrinter fragmentInstance

contentModelInstance

public static final ExpressionPrinter contentModelInstance

smallestInstance

public static final ExpressionPrinter smallestInstance

mode

protected final int mode

this flag controls how expression will be stringnized

Constructor Detail

ExpressionPrinter

protected ExpressionPrinter(int mode)

Method Detail

printFragment

public static String printFragment(Expression exp)

printContentModel

public static String printContentModel(Expression exp)

printSmallest

public static String printSmallest(Expression exp)

printRefContainer

public String printRefContainer(ReferenceContainer cont)

dumps all the contents of ReferenceContainer. this method is a useful piece to dump the entire grammar.

isComplex

protected static boolean isComplex(Expression exp)

determines whether brackets should be used to represent the pattern

printBinary

protected String printBinary(BinaryExp exp,
                             String op)

onAttribute

public Object onAttribute(AttributeExp exp)

Specified by:

onAttribute in interface ExpressionVisitor

onChoice

public Object onChoice(ChoiceExp exp)

Specified by:

onChoice in interface ExpressionVisitor

onConcur

public Object onConcur(ConcurExp exp)

Specified by:

onConcur in interface ExpressionVisitor

onInterleave

public Object onInterleave(InterleaveExp exp)

Specified by:

onInterleave in interface ExpressionVisitor

onElement

public Object onElement(ElementExp exp)

Specified by:

onElement in interface ExpressionVisitor

onOneOrMore

public Object onOneOrMore(OneOrMoreExp exp)

Specified by:

onOneOrMore in interface ExpressionVisitor

onMixed

public Object onMixed(MixedExp exp)

Specified by:

onMixed in interface ExpressionVisitor

onList

public Object onList(ListExp exp)

Specified by:

onList in interface ExpressionVisitor

onEpsilon

public Object onEpsilon()

Specified by:

onEpsilon in interface ExpressionVisitor

onNullSet

public Object onNullSet()

Specified by:

onNullSet in interface ExpressionVisitor

onAnyString

public Object onAnyString()

Specified by:

onAnyString in interface ExpressionVisitor

onSequence

public Object onSequence(SequenceExp exp)

Specified by:

onSequence in interface ExpressionVisitor

onData

public Object onData(DataExp exp)

Specified by:

onData in interface ExpressionVisitor

onValue

public Object onValue(ValueExp exp)

Specified by:

onValue in interface ExpressionVisitor

onOther

public Object onOther(OtherExp exp)

Specified by:

onOther in interface ExpressionVisitor

onRef

public Object onRef(ReferenceExp exp)

Specified by:

onRef in interface ExpressionVisitor