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 java.lang.Object
implements ExpressionVisitor

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

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
java.lang.Object	onAnyString()
java.lang.Object	onAttribute(AttributeExp exp)
java.lang.Object	onChoice(ChoiceExp exp)
java.lang.Object	onConcur(ConcurExp exp)
java.lang.Object	onData(DataExp exp)
java.lang.Object	onElement(ElementExp exp)
java.lang.Object	onEpsilon()
java.lang.Object	onInterleave(InterleaveExp exp)
java.lang.Object	onList(ListExp exp)
java.lang.Object	onMixed(MixedExp exp)
java.lang.Object	onNullSet()
java.lang.Object	onOneOrMore(OneOrMoreExp exp)
java.lang.Object	onOther(OtherExp exp)
java.lang.Object	onRef(ReferenceExp exp)
java.lang.Object	onSequence(SequenceExp exp)
java.lang.Object	onValue(ValueExp exp)
private java.lang.Object	optional(Expression exp)
protected java.lang.String	printBinary(BinaryExp exp, java.lang.String op)
static java.lang.String	printContentModel(Expression exp)
static java.lang.String	printFragment(Expression exp)
java.lang.String	printRefContainer(ReferenceContainer cont)	dumps all the contents of ReferenceContainer.
static java.lang.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 java.lang.String printFragment(Expression exp)

printContentModel

public static java.lang.String printContentModel(Expression exp)

printSmallest

public static java.lang.String printSmallest(Expression exp)

printRefContainer

public java.lang.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 java.lang.String printBinary(BinaryExp exp,
                                       java.lang.String op)

onAttribute

public java.lang.Object onAttribute(AttributeExp exp)

Specified by:

onAttribute in interface ExpressionVisitor

optional

private java.lang.Object optional(Expression exp)

onChoice

public java.lang.Object onChoice(ChoiceExp exp)

Specified by:

onChoice in interface ExpressionVisitor

onConcur

public java.lang.Object onConcur(ConcurExp exp)

Specified by:

onConcur in interface ExpressionVisitor

onInterleave

public java.lang.Object onInterleave(InterleaveExp exp)

Specified by:

onInterleave in interface ExpressionVisitor

onElement

public java.lang.Object onElement(ElementExp exp)

Specified by:

onElement in interface ExpressionVisitor

onOneOrMore

public java.lang.Object onOneOrMore(OneOrMoreExp exp)

Specified by:

onOneOrMore in interface ExpressionVisitor

onMixed

public java.lang.Object onMixed(MixedExp exp)

Specified by:

onMixed in interface ExpressionVisitor

onList

public java.lang.Object onList(ListExp exp)

Specified by:

onList in interface ExpressionVisitor

onEpsilon

public java.lang.Object onEpsilon()

Specified by:

onEpsilon in interface ExpressionVisitor

onNullSet

public java.lang.Object onNullSet()

Specified by:

onNullSet in interface ExpressionVisitor

onAnyString

public java.lang.Object onAnyString()

Specified by:

onAnyString in interface ExpressionVisitor

onSequence

public java.lang.Object onSequence(SequenceExp exp)

Specified by:

onSequence in interface ExpressionVisitor

onData

public java.lang.Object onData(DataExp exp)

Specified by:

onData in interface ExpressionVisitor

onValue

public java.lang.Object onValue(ValueExp exp)

Specified by:

onValue in interface ExpressionVisitor

onOther

public java.lang.Object onOther(OtherExp exp)

Specified by:

onOther in interface ExpressionVisitor

onRef

public java.lang.Object onRef(ReferenceExp exp)

Specified by:

onRef in interface ExpressionVisitor