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java.lang.Object javax.servlet.jsp.tagext.TagSupport org.apache.struts.taglib.bean.ParameterTag
public class ParameterTag
Define a scripting variable based on the value(s) of the specified parameter received with this request.
Field Summary | |
---|---|
protected 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 String |
multiple
Return an array of parameter values if multiple is
non-null. |
protected String |
name
The name of the parameter whose value is to be exposed. |
protected String |
value
The default value to return if no parameter 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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ParameterTag()
|
Method Summary | |
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int |
doStartTag()
Retrieve the required property and expose it as a scripting variable. |
String |
getId()
|
String |
getMultiple()
|
String |
getName()
|
String |
getValue()
|
void |
release()
Release all allocated resources. |
void |
setId(String id)
|
void |
setMultiple(String multiple)
|
void |
setName(String name)
|
void |
setValue(String value)
|
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 String id
protected String multiple
multiple
is
non-null.
protected String name
protected String value
Constructor Detail |
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public ParameterTag()
Method Detail |
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public String getId()
getId
in class TagSupport
public void setId(String id)
setId
in class TagSupport
public String getMultiple()
public void setMultiple(String multiple)
public String getName()
public void setName(String name)
public String getValue()
public void setValue(String value)
public int doStartTag() throws JspException
doStartTag
in interface Tag
doStartTag
in class TagSupport
JspException
- if a JSP exception has occurredpublic void release()
release
in interface Tag
release
in class TagSupport
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