AttributeTag (Java EE 5)

java.lang.Object
  javax.servlet.jsp.tagext.TagSupport
      javax.faces.webapp.AttributeTag

提供以下功能的标记实现：向内部嵌套标记的组件添加指定的名称和 String 值，前提是该组件不包含具有相同名称的属性。此标记没有对当前创建的页面创建任何输出。

deprecated

现在 Faces 实现必须提供此类的实现。

英文文档：

public class AttributeTag

extends TagSupport

Tag implementation that adds an attribute with a specified name and String value to the component whose tag it is nested inside, if the component does not already contain an attribute with the same name. This tag creates no output to the page currently being created.

See Also:

Serialized Form

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Field Summary

 

Fields inherited from class javax.servlet.jsp.tagext.TagSupport
id, pageContext

 

Fields inherited from interface javax.servlet.jsp.tagext.IterationTag
EVAL_BODY_AGAIN

 

Fields inherited from interface javax.servlet.jsp.tagext.Tag
EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE

 

Constructor Summary
AttributeTag()           Deprecated.

 

Method Summary
int	doEndTag()           Deprecated. Default processing of the end tag returning EVAL_PAGE.
int	doStartTag()           Deprecated. Register the specified attribute name and value with the UIComponent instance associated with our most immediately surrounding UIComponentTag instance, if this UIComponent does not already have a value for the specified attribute name.
void	release()           Deprecated. Release references to any acquired resources.
void	setName(String name)           Deprecated. Set the attribute name.
void	setValue(String value)           Deprecated. Set the attribute value.

 

Methods inherited from class javax.servlet.jsp.tagext.TagSupport
doAfterBody, findAncestorWithClass, getId, getParent, getValue, getValues, removeValue, setId, setPageContext, setParent, setValue

 

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

 

Constructor Detail

public AttributeTag()

英文文档：

AttributeTag

public AttributeTag()

Deprecated. 

Method Detail

public void setName(String name)

设置属性名称。

name

新的属性名称

英文文档：

setName

public void setName(String name)

Deprecated. 

Set the attribute name.

Parameters:

name - The new attribute name

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public void setValue(String value)

设置属性值。

value

新的属性值

英文文档：

setValue

public void setValue(String value)

Deprecated. 

Set the attribute value.

Parameters:

value - The new attribute value

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public int doStartTag() throws JspException

向最接近的 UIComponentTag 实例关联的 UIComponent 实例注册指定的属性名和值（如果此 UIComponent 的指定属性名没有值）。

Throws

JspException: 如果发生 JSP 错误

英文文档：

doStartTag

public int doStartTag()
               throws JspException

Deprecated. 

Register the specified attribute name and value with the UIComponent instance associated with our most immediately surrounding UIComponentTag instance, if this UIComponent does not already have a value for the specified attribute name.

Specified by:

doStartTag in interface Tag

Overrides:

doStartTag in class TagSupport

Returns:

SKIP_BODY

Throws:

JspException - if a JSP error occurs

See Also:

Tag.doStartTag()

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public int doEndTag() throws JspException

英文文档：

doEndTag

public int doEndTag()
             throws JspException

Deprecated. 

Description copied from class: TagSupport

Default processing of the end tag returning EVAL_PAGE.

Specified by:

doEndTag in interface Tag

Overrides:

doEndTag in class TagSupport

Returns:

EVAL_PAGE

Throws:

JspException - if an error occurs while processing this tag

See Also:

Tag.doEndTag()

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public void release()

释放对任何所需资源的引用。

英文文档：

release

public void release()

Deprecated. 

Release references to any acquired resources.

Specified by:

release in interface Tag

Overrides:

release in class TagSupport

See Also:

Tag.release()

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