Jakarta EE 11.0.0 · jakarta.faces.view.facelets.TagAttribute

Access	Constructor and Description
public	TagAttribute()

Method Summary

Modifier and Type	Method and Description
public abstract boolean	Returns: boolean value getBoolean(FaceletContext FaceletContext to use ctx) If literal,return `Boolean.valueOf(java.lang.String)` passing our value, otherwise call `getObject(FaceletContext, Class)`.
public abstract int	Returns: int value getInt(FaceletContext FaceletContext to use ctx) If literal, call `Integer.parseInt(String)`, otherwise call `getObject(FaceletContext, Class)`.
public abstract String	Returns: local name of this attribute getLocalName() Local name of this attribute
public abstract Location	Returns: the TagAttribute's location getLocation() The location of this attribute in the FaceletContext
public abstract MethodExpression	Returns: a MethodExpression instance getMethodExpression(FaceletContext FaceletContext to use ctx, Class<T> expected return type type, Class<T>[] parameter type paramTypes) Create a MethodExpression, using this attribute's value as the expression String.
public abstract String	Returns: resolved Namespace getNamespace() The resolved Namespace for this attribute
public abstract Object	Returns: Object representation of this attribute's value getObject(FaceletContext FaceletContext to use ctx) Delegates to getObject with Object.class as a param
public abstract Object	Returns: Object value of this attribute getObject(FaceletContext FaceletContext to use ctx, Class<T> expected return type type) If literal, simply coerce our String literal value using an ExpressionFactory, otherwise create a ValueExpression and evaluate it.
public abstract String	Returns: the qualified name for this attribute getQName() The qualified name for this attribute
public Tag	Returns: the `Tag` for which this class represents the attributes. getTag() A reference to the Tag for which this class represents the attributes.
public abstract String	Returns: literal value getValue() Return the literal value of this attribute
public abstract String	Returns: String value of this attribute getValue(FaceletContext FaceletContext to use ctx) If literal, then return our value, otherwise delegate to getObject, passing String.class.
public abstract ValueExpression	Returns: the `ValueExpression`. getValueExpression(FaceletContext FaceletContext to use. ctx, Class<T> expected return type. type) Create a ValueExpression, using this attribute's literal value and the passed expected type.
public abstract boolean	Returns: true if this attribute is literal. isLiteral() If this TagAttribute is literal (not #{..} or ${..})
public void	setTag(Tag the tag we represent. tag) Set a reference to the Tag for which this class represents the attributes.

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

TagAttribute	back to summary
public TagAttribute()

Method Detail

getBoolean back to summary

getBoolean	back to summary
public abstract boolean getBoolean(FaceletContext ctx) If literal,return `Boolean.valueOf(java.lang.String)` passing our value, otherwise call `getObject(FaceletContext, Class)`. Parameters ctx:FaceletContext FaceletContext to use Returns:boolean boolean value See Also `Boolean#valueOf(java.lang.String)`, `getObject(FaceletContext, Class)`

public abstract boolean getBoolean(FaceletContext ctx)

If literal,return Boolean.valueOf(java.lang.String) passing our value, otherwise call getObject(FaceletContext, Class).

Parameters

ctx:FaceletContext: FaceletContext to use

Returns:boolean

boolean value

getInt back to summary

getInt	back to summary
public abstract int getInt(FaceletContext ctx) If literal, call `Integer.parseInt(String)`, otherwise call `getObject(FaceletContext, Class)`. Parameters ctx:FaceletContext FaceletContext to use Returns:int int value See Also `Integer#parseInt(java.lang.String)`, `getObject(FaceletContext, Class)`

public abstract int getInt(FaceletContext ctx)

If literal, call Integer.parseInt(String), otherwise call getObject(FaceletContext, Class).

Parameters

ctx:FaceletContext: FaceletContext to use

Returns:int

int value

getLocalName	back to summary
public abstract String getLocalName() Local name of this attribute Returns:String local name of this attribute

getLocalName

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public abstract String getLocalName()

Local name of this attribute

Returns:String: local name of this attribute

getLocation	back to summary
public abstract Location getLocation() The location of this attribute in the FaceletContext Returns:Location the TagAttribute's location

getLocation

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public abstract Location getLocation()

The location of this attribute in the FaceletContext

Returns:Location: the TagAttribute's location

getMethodExpression back to summary

getMethodExpression	back to summary
public abstract MethodExpression getMethodExpression(FaceletContext ctx, Class<T> type, Class<T>[] paramTypes) Create a MethodExpression, using this attribute's value as the expression String. Parameters ctx:FaceletContext FaceletContext to use type:Class<T> expected return type paramTypes:Class<T>[] parameter type Returns:MethodExpression a MethodExpression instance See Also `ExpressionFactory#createMethodExpression(jakarta.el.ELContext, java.lang.String, java.lang.Class, java.lang.Class[])`, `MethodExpression`

public abstract MethodExpression getMethodExpression(FaceletContext ctx, Class<T> type, Class<T>[] paramTypes)

Create a MethodExpression, using this attribute's value as the expression String.

Parameters

ctx:FaceletContext: FaceletContext to use
type:Class<T>: expected return type
paramTypes:Class<T>[]: parameter type

Returns:MethodExpression

a MethodExpression instance

getNamespace	back to summary
public abstract String getNamespace() The resolved Namespace for this attribute Returns:String resolved Namespace

getNamespace

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public abstract String getNamespace()

The resolved Namespace for this attribute

Returns:String: resolved Namespace

getObject back to summary

getObject	back to summary
public abstract Object getObject(FaceletContext ctx) Delegates to getObject with Object.class as a param Parameters ctx:FaceletContext FaceletContext to use Returns:Object Object representation of this attribute's value See Also `getObject(FaceletContext, Class)`

public abstract Object getObject(FaceletContext ctx)

Delegates to getObject with Object.class as a param

Parameters

ctx:FaceletContext: FaceletContext to use

Returns:Object

Object representation of this attribute's value

See Also

getObject(FaceletContext, Class)

getObject back to summary

getObject	back to summary
public abstract Object getObject(FaceletContext ctx, Class<T> type) If literal, simply coerce our String literal value using an ExpressionFactory, otherwise create a ValueExpression and evaluate it. Parameters ctx:FaceletContext FaceletContext to use type:Class<T> expected return type Returns:Object Object value of this attribute See Also `ExpressionFactory#coerceToType(java.lang.Object, java.lang.Class)`, `ExpressionFactory#createValueExpression(jakarta.el.ELContext, java.lang.String, java.lang.Class)`, `ValueExpression`

public abstract Object getObject(FaceletContext ctx, Class<T> type)

If literal, simply coerce our String literal value using an ExpressionFactory, otherwise create a ValueExpression and evaluate it.

Parameters

ctx:FaceletContext: FaceletContext to use
type:Class<T>: expected return type

Returns:Object

Object value of this attribute

getQName	back to summary
public abstract String getQName() The qualified name for this attribute Returns:String the qualified name for this attribute

getQName

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public abstract String getQName()

The qualified name for this attribute

Returns:String: the qualified name for this attribute

getTag back to summary

getTag	back to summary
public Tag getTag() A reference to the Tag for which this class represents the attributes. For compatibility with previous implementations, an implementation is provided that returns `null`. Returns:Tag the `Tag` for which this class represents the attributes. Since 2.2

public Tag getTag()

A reference to the Tag for which this class represents the attributes. For compatibility with previous implementations, an implementation is provided that returns null.

Returns:Tag: the Tag for which this class represents the attributes.
Since: 2.2

getValue	back to summary
public abstract String getValue() Return the literal value of this attribute Returns:String literal value

getValue

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public abstract String getValue()

Return the literal value of this attribute

Returns:String: literal value

getValue back to summary

getValue	back to summary
public abstract String getValue(FaceletContext ctx) If literal, then return our value, otherwise delegate to getObject, passing String.class. Parameters ctx:FaceletContext FaceletContext to use Returns:String String value of this attribute See Also `getObject(FaceletContext, Class)`

public abstract String getValue(FaceletContext ctx)

If literal, then return our value, otherwise delegate to getObject, passing String.class.

Parameters

ctx:FaceletContext: FaceletContext to use

Returns:String

String value of this attribute

See Also

getObject(FaceletContext, Class)

getValueExpression back to summary

getValueExpression	back to summary
public abstract ValueExpression getValueExpression(FaceletContext ctx, Class<T> type) Create a ValueExpression, using this attribute's literal value and the passed expected type. Parameters ctx:FaceletContext FaceletContext to use. type:Class<T> expected return type. Returns:ValueExpression the `ValueExpression`. See Also `ExpressionFactory#createValueExpression(jakarta.el.ELContext, java.lang.String, java.lang.Class)`, `ValueExpression`

public abstract ValueExpression getValueExpression(FaceletContext ctx, Class<T> type)

Create a ValueExpression, using this attribute's literal value and the passed expected type.

Parameters

ctx:FaceletContext: FaceletContext to use.
type:Class<T>: expected return type.

Returns:ValueExpression

the ValueExpression.

isLiteral	back to summary
public abstract boolean isLiteral() If this TagAttribute is literal (not #{..} or ${..}) Returns:boolean true if this attribute is literal.

isLiteral

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public abstract boolean isLiteral()

If this TagAttribute is literal (not #{..} or ${..})

Returns:boolean: true if this attribute is literal.

setTag back to summary

setTag	back to summary
public void setTag(Tag tag) Set a reference to the Tag for which this class represents the attributes. The VDL runtime must ensure that this method is called before any `FaceletHandler`s for this element are instantiated. For compatibility with previous implementations, a no-op implementation is provided. Parameters tag:Tag the tag we represent. Since 2.2

public void setTag(Tag tag)

Set a reference to the Tag for which this class represents the attributes. The VDL runtime must ensure that this method is called before any FaceletHandlers for this element are instantiated. For compatibility with previous implementations, a no-op implementation is provided.

Parameters

tag:Tag: the tag we represent.

Since

2.2

public abstract Class TagAttribute

Constructor Summary

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Constructor Detail

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