org.apache.flex.abc.semantics

Class Trait

java.lang.Object

org.apache.flex.abc.semantics.Trait

public class Trait
extends Object

A representation of an individual trait.

Field Summary

Fields

Modifier and Type	Field and Description
static String	SLOT_VALUE
static String	TRAIT_CLASS
static String	TRAIT_DISP
static String	TRAIT_FINAL
static String	TRAIT_METHOD
static String	TRAIT_NAME
static String	TRAIT_OVERRIDE
static String	TRAIT_PUBLIC
static String	TRAIT_SLOT
static String	TRAIT_TYPE

Constructor Summary

Constructors

Constructor and Description
Trait(int kind, Name name) Construct a Trait.

Method Summary

Methods

Modifier and Type	Method and Description
void	addAttr(String key, Object value) Add a trait attribute.
void	addMetadata(Metadata md) Add a metadata entry to this trait.
Object	getAttr(String attr_name) Get an attribute's value.
boolean	getBooleanAttr(String attr_name) Get a boolean attribute's value.
byte	getFullKindByte()
int	getIntAttr(String attr_name) Get a integer attribute's value.
byte	getKind()
Vector<Metadata>	getMetadata()
Name	getName()
Name	getNameAttr(String attr_name) Get a Name attribute's value.
boolean	hasAttr(String attr_name) Determine whether an attribute is present.
boolean	hasMetadata()
boolean	isClass()
boolean	isConst()
boolean	isFinal()
boolean	isGetter()
boolean	isMethod()
boolean	isOverride()
boolean	isSetter()
boolean	isSlot()
void	setAttr(String attr_name, Object attr_value) Set a trait attribute.
void	setKind(int kind_byte)

Methods inherited from class java.lang.Object

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

Field Detail

TRAIT_CLASS

public static final String TRAIT_CLASS

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Constant Field Values

TRAIT_DISP

public static final String TRAIT_DISP

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Constant Field Values

TRAIT_FINAL

public static final String TRAIT_FINAL

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Constant Field Values

TRAIT_METHOD

public static final String TRAIT_METHOD

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Constant Field Values

TRAIT_NAME

public static final String TRAIT_NAME

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Constant Field Values

TRAIT_OVERRIDE

public static final String TRAIT_OVERRIDE

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Constant Field Values

TRAIT_PUBLIC

public static final String TRAIT_PUBLIC

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Constant Field Values

TRAIT_SLOT

public static final String TRAIT_SLOT

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Constant Field Values

TRAIT_TYPE

public static final String TRAIT_TYPE

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Constant Field Values

SLOT_VALUE

public static final String SLOT_VALUE

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Constant Field Values

Constructor Detail

Trait

public Trait(int kind,
     Name name)

Construct a Trait.

Parameters:

kind - - the Trait's kind nibble.

Method Detail

addAttr

public void addAttr(String key,
           Object value)

Add a trait attribute.

Parameters:

key - - the attribute's name.

value - - the attribute's value.

 the attribute must not be present.

getKind

public byte getKind()

Returns:

the low nibble of the kind byte (the actual trait kind).

getFullKindByte

public byte getFullKindByte()

Returns:

the kind byte with its flags set in the high nibble.

getName

public Name getName()

Returns:

the Trait's name.

setAttr

public void setAttr(String attr_name,
           Object attr_value)

Set a trait attribute.

Parameters:

attr_name - - the attribute's name.

attr_value - - the attribute's value.

hasAttr

public boolean hasAttr(String attr_name)

Determine whether an attribute is present.

Parameters:

attr_name - - the attribute's name.

Returns:

true if the attribute is present.

getAttr

public Object getAttr(String attr_name)

Get an attribute's value.

Parameters:

attr_name - - the attribute's name.

Returns:

the value of the specified attribute.

getIntAttr

public int getIntAttr(String attr_name)

Get a integer attribute's value.

Parameters:

attr_name - - the attribute's name.

Returns:

the value of the specified attribute.

getNameAttr

public Name getNameAttr(String attr_name)

Get a Name attribute's value.

Parameters:

attr_name - - the attribute's name.

Returns:

the value of the specified attribute.

getBooleanAttr

public boolean getBooleanAttr(String attr_name)

Get a boolean attribute's value.

Parameters:

attr_name - - the attribute's name.

Returns:

the value of the specified attribute.

setKind

public void setKind(int kind_byte)

Parameters:

kind_byte - the kind_byte to set

isFinal

public boolean isFinal()

Returns:

true if the trait is final.

isOverride

public boolean isOverride()

Returns:

true if the trait is an override.

hasMetadata

public boolean hasMetadata()

Returns:

true if the trait has metadata.

isConst

public boolean isConst()

Returns:

true if the trait is constant.

isClass

public boolean isClass()

Returns:

true if the trait is a class trait.

isMethod

public boolean isMethod()

Returns:

true if the trait is a method trait.

isGetter

public boolean isGetter()

Returns:

true if the trait is a getter trait.

isSetter

public boolean isSetter()

Returns:

true if the trait is a setter trait.

isSlot

public boolean isSlot()

Returns:

true if the trait is some type of slot trait.

addMetadata

public void addMetadata(Metadata md)

Add a metadata entry to this trait.

Parameters:

md - - the metadata to add.

getMetadata

public final Vector<Metadata> getMetadata()

Returns:

this trait's metadata.