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java.lang.Objectjavax.servlet.jsp.tagext.TagSupport
org.apache.struts.taglib.bean.HeaderTag
public class HeaderTag
Define a scripting variable based on the value(s) of the specified header received with this request.
Field Summary | |
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protected java.lang.String |
id
The name of the scripting variable that will be exposed as a page scope attribute. |
protected static MessageResources |
messages
The message resources for this package. |
protected java.lang.String |
multiple
Return an array of header values if multiple is non-null. |
protected java.lang.String |
name
The name of the header whose value is to be exposed. |
protected java.lang.String |
value
The default value to return if no header of the specified name is found. |
Fields inherited from class javax.servlet.jsp.tagext.TagSupport |
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pageContext |
Fields inherited from interface javax.servlet.jsp.tagext.IterationTag |
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EVAL_BODY_AGAIN |
Fields inherited from interface javax.servlet.jsp.tagext.Tag |
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EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE |
Constructor Summary | |
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HeaderTag()
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Method Summary | |
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int |
doStartTag()
Retrieve the required property and expose it as a scripting variable. |
java.lang.String |
getId()
|
java.lang.String |
getMultiple()
|
java.lang.String |
getName()
|
java.lang.String |
getValue()
|
protected void |
handleMultipleHeaders()
Expose an array of header values. |
protected void |
handleSingleHeader()
Expose a single header value. |
void |
release()
Release all allocated resources. |
void |
setId(java.lang.String id)
|
void |
setMultiple(java.lang.String multiple)
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void |
setName(java.lang.String name)
|
void |
setValue(java.lang.String value)
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Methods inherited from class javax.servlet.jsp.tagext.TagSupport |
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doAfterBody, doEndTag, findAncestorWithClass, getParent, getValue, getValues, removeValue, setPageContext, setParent, setValue |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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protected static MessageResources messages
protected java.lang.String id
protected java.lang.String multiple
multiple
is non-null.
protected java.lang.String name
protected java.lang.String value
Constructor Detail |
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public HeaderTag()
Method Detail |
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public java.lang.String getId()
getId
in class javax.servlet.jsp.tagext.TagSupport
public void setId(java.lang.String id)
setId
in class javax.servlet.jsp.tagext.TagSupport
public java.lang.String getMultiple()
public void setMultiple(java.lang.String multiple)
public java.lang.String getName()
public void setName(java.lang.String name)
public java.lang.String getValue()
public void setValue(java.lang.String value)
public int doStartTag() throws javax.servlet.jsp.JspException
doStartTag
in interface javax.servlet.jsp.tagext.Tag
doStartTag
in class javax.servlet.jsp.tagext.TagSupport
javax.servlet.jsp.JspException
- if a JSP exception has occurredprotected void handleMultipleHeaders() throws javax.servlet.jsp.JspException
javax.servlet.jsp.JspException
protected void handleSingleHeader() throws javax.servlet.jsp.JspException
javax.servlet.jsp.JspException
public void release()
release
in interface javax.servlet.jsp.tagext.Tag
release
in class javax.servlet.jsp.tagext.TagSupport
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