com.bea.wlw.netui.tags.html
Class Parameter

java.lang.Object
  javax.servlet.jsp.tagext.TagSupport
      javax.servlet.jsp.tagext.BodyTagSupport
          com.bea.wlw.netui.tags.AbstractBaseTag
              com.bea.wlw.netui.tags.html.Parameter

All Implemented Interfaces:

HtmlConstants, Serializable, javax.servlet.jsp.tagext.BodyTag, javax.servlet.jsp.tagext.IterationTag, javax.servlet.jsp.tagext.JspTag, javax.servlet.jsp.tagext.Tag

public class Parameter
extends AbstractBaseTag

Writes a URL parameter to a URL on its parent tag. The parent tag must implement URLParams.

Attribute Descriptions
Attribute	Required	Runtime Expression Evaluation	Data Bindable
name	Yes	No	No
	The name of the parameter.
value	Yes	No	Read Only
	A literal value or an expression that resolves to a bean property.

See Also:

ParameterMap, Serialized Form

Example:

In this sample, the hyperlink is amended with the parameter q=Socrates

      <netui:anchor href="http://www.google.com/search">
          Search Google with the query "Socrates"
          <netui:parameter name="q" value="Socrates" />
      </netui:anchor>

The URL produced appears below:

      http://www.google.com/search?q=Socrates

Sample Code

[BEA_HOME]/weblogic81/samples/workshop/SamplesApp/WebApp/tagSamples/netui/parameter/index.jsp

[BEA_HOME]/weblogic81/samples/workshop/SamplesApp/WebApp/scriptContainer/index.jsp

Beadoc.see:

<netui:parameter> Tag Sample

Beadoc.tagdescription:

Writes a name/value pair to the URL or the parent tag. You can dynamically determine the value of the <netui:parameter> through the value attribute.

Field Summary

protected String	name
protected Object	paramValue
protected String	value

Fields inherited from class com.bea.wlw.netui.tags.AbstractBaseTag

ATTR_GENERAL, ATTR_GENERAL_EXPRESSION, ATTR_JAVASCRIPT, ATTR_STYLE, JAVASCRIPT_STATUS, NETUI_UNIQUE_CNT

Fields inherited from class javax.servlet.jsp.tagext.BodyTagSupport

bodyContent

Fields inherited from class javax.servlet.jsp.tagext.TagSupport

id, pageContext

Fields inherited from interface com.bea.wlw.netui.tags.html.HtmlConstants

ACCEPT, ACCESSKEY, ACTION, ALIGN, ALINK, ALT, ANCHOR, BACKGROUND, BASE, BGCOLOR, BODY, BORDER, BR, CAPTION, CELLPADDING, CELLSPACING, CHAR, CHAROFF, CHARSET, CHECKED, CLASS, COLS, COORDS, DIR, DISABLED, DIV, ENCTYPE, FOR, FORM, FORM_GET, FORM_POST, FRAME, HEIGHT, HREF, HREFLANG, HSPACE, HTML, ID, IMAGE, INPUT, INPUT_BUTTON, INPUT_CHECKBOX, INPUT_FILE, INPUT_HIDDEN, INPUT_IMAGE, INPUT_PASSWORD, INPUT_RADIO, INPUT_RESET, INPUT_SUBMIT, INPUT_TEXT, ISMAP, LABEL, LANG, LINK, LONGDESC, MAXLENGTH, METHOD, NAME, ONBLUR, ONCHANGE, ONCLICK, ONDBLCLICK, ONFOCUS, ONKEYDOWN, ONKEYPRESS, ONKEYUP, ONLOAD, ONMOUSEDOWN, ONMOUSEMOVE, ONMOUSEOUT, ONMOUSEOVER, ONMOUSEUP, ONRESET, ONSELECT, ONSUBMIT, ONUNLOAD, OPTION, READONLY, REL, REV, ROWS, RULES, SELECT, SHAPE, SIZE, SPAN, SRC, STYLE, SUMMARY, TABINDEX, TABLE, TARGET, TD, TEXT, TEXTAREA, TITLE, TR, TYPE, USEMAP, VALIGN, VALUE, VLINK, VSPACE, WIDTH

Fields inherited from interface javax.servlet.jsp.tagext.BodyTag

EVAL_BODY_BUFFERED, EVAL_BODY_TAG

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

Parameter()

Method Summary

int	doStartTag() Add the URL parameter to the Parameter's parent.
String	getName() Gets the name of the URL parameter.
String	getTagName() Return the name of the Tag.
String	getValue() Gets the value of the URL parameter.
protected void	localRelease() Release any acquired resources.
void	setName(String name) Sets the name of the URL parameter.
void	setValue(String value) Sets the value of the URL parameter.

Methods inherited from class com.bea.wlw.netui.tags.AbstractBaseTag

addTagIdMapping, containsExpression, evaluateAttributeToString, evaluateExpression, filter, filter, formatErrorString, formatString, getAttribute, getErrorsReport, getExpressionEvaluator, getJavaScriptUtils, getNearestForm, getNextId, getQualifiedBundleName, getScriptReporter, getUserLocale, hasErrors, isExpression, prepForRendering, registerAttribute, registerError, registerTagError, release, removeAttribute, renderAttribute, renderAttributes, reportErrors, rewriteName, setPageContext, updateExpression, write

Methods inherited from class javax.servlet.jsp.tagext.BodyTagSupport

doAfterBody, doEndTag, doInitBody, getBodyContent, getPreviousOut, setBodyContent

Methods inherited from class javax.servlet.jsp.tagext.TagSupport

findAncestorWithClass, getId, getParent, getValue, getValues, removeValue, setId, setParent, setValue

Methods inherited from class java.lang.Object

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

Methods inherited from interface javax.servlet.jsp.tagext.Tag

getParent, setParent

Field Detail

name

protected String name

value

protected String value

paramValue

protected Object paramValue

Constructor Detail

Parameter

public Parameter()

Method Detail

getTagName

public String getTagName()

Return the name of the Tag.

Specified by:

getTagName in class AbstractBaseTag

getName

public String getName()

Gets the name of the URL parameter.

Returns:

the parameter name.

setName

public void setName(String name)

Sets the name of the URL parameter.

Parameters:

name - - the parameter name.

Beadoc.attributedescription:

The name of the parameter.

Beadoc.attributesyntaxvalue:

string_name

Beadoc.databindable:

false

getValue

public String getValue()

Gets the value of the URL parameter.

Returns:

the parameter value.

setValue

public void setValue(String value)

Sets the value of the URL parameter. This can be an expression.

Parameters:

value - - the parameter value.

Beadoc.attributedescription:

The value of the parameter. May be a literal or a data binding expression.

Beadoc.attributesyntaxvalue:

string_or_expression_value

Beadoc.databindable:

Read Only

doStartTag

public int doStartTag()
               throws javax.servlet.jsp.JspException

Add the URL parameter to the Parameter's parent.

Specified by:

doStartTag in interface javax.servlet.jsp.tagext.Tag

Overrides:

doStartTag in class javax.servlet.jsp.tagext.BodyTagSupport

Throws:

javax.servlet.jsp.JspException - if a JSP exception has occurred

localRelease

protected void localRelease()

Release any acquired resources.

Overrides:

localRelease in class AbstractBaseTag