org.hdiv.taglib.html
Class HiddenTagHDIV

java.lang.Object
  javax.servlet.jsp.tagext.TagSupport
      javax.servlet.jsp.tagext.BodyTagSupport
          org.apache.struts.taglib.html.BaseHandlerTag
              org.apache.struts.taglib.html.BaseInputTag
                  org.apache.struts.taglib.html.BaseFieldTag
                      org.apache.struts.taglib.html.HiddenTag
                          org.hdiv.taglib.html.HiddenTagHDIV

All Implemented Interfaces:

java.io.Serializable, javax.servlet.jsp.tagext.BodyTag, javax.servlet.jsp.tagext.IterationTag, javax.servlet.jsp.tagext.Tag

Direct Known Subclasses:

ELHiddenTagHDIV, NestedHiddenTagHDIV

public class HiddenTagHDIV
extends org.apache.struts.taglib.html.HiddenTag

Renders an HTML <input> element of type hidden, populated from the specified value or the specified property of the bean associated with our current form. This tag is only valid when nested inside a form tag body.

Author:

Aritz Rabadan, Gorka Vicente

See Also:

HiddenTag, Serialized Form

Field Summary

Fields inherited from class org.apache.struts.taglib.html.HiddenTag

write

Fields inherited from class org.apache.struts.taglib.html.BaseFieldTag

accept, name, redisplay, type

Fields inherited from class org.apache.struts.taglib.html.BaseInputTag

cols, maxlength, messages, property, rows, value

Fields inherited from class org.apache.struts.taglib.html.BaseHandlerTag

accesskey, defaultLocale, indexed, tabindex

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 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

HiddenTagHDIV()

Method Summary

int	doStartTag() Generate the required input tag, followed by the optional rendered text.
protected java.lang.String	formatValue(java.lang.Object unformat) Return the given value as a formatted String.
protected void	prepareAttribute(java.lang.StringBuffer handlers, java.lang.String name, java.lang.Object value) Prepares an attribute if the value is not null, appending it to the the given StringBuffer.
protected java.lang.String	prepareName() Prepare the name element
protected void	prepareOtherAttributes(java.lang.StringBuffer handlers) 'Hook' to enable tags to be extended and additional attributes added.
protected void	prepareValue(java.lang.StringBuffer results) Render the value element.
protected java.lang.String	renderInputElement() Renders a fully formed <input> element.

Methods inherited from class org.apache.struts.taglib.html.HiddenTag

getWrite, release, setWrite

Methods inherited from class org.apache.struts.taglib.html.BaseFieldTag

getAccept, getName, getRedisplay, setAccept, setName, setRedisplay

Methods inherited from class org.apache.struts.taglib.html.BaseInputTag

doEndTag, getCols, getMaxlength, getProperty, getRows, getSize, getValue, setCols, setMaxlength, setProperty, setRows, setSize, setValue

Methods inherited from class org.apache.struts.taglib.html.BaseHandlerTag

getAccesskey, getAlt, getAltKey, getBundle, getDisabled, getElementClose, getIndexed, getLocale, getOnblur, getOnchange, getOnclick, getOndblclick, getOnfocus, getOnkeydown, getOnkeypress, getOnkeyup, getOnmousedown, getOnmousemove, getOnmouseout, getOnmouseover, getOnmouseup, getOnselect, getReadonly, getStyle, getStyleClass, getStyleId, getTabindex, getTitle, getTitleKey, isXhtml, lookupProperty, message, prepareEventHandlers, prepareFocusEvents, prepareIndex, prepareKeyEvents, prepareMouseEvents, prepareStyles, prepareTextEvents, setAccesskey, setAlt, setAltKey, setBundle, setDisabled, setIndexed, setLocale, setOnblur, setOnchange, setOnclick, setOndblclick, setOnfocus, setOnkeydown, setOnkeypress, setOnkeyup, setOnmousedown, setOnmousemove, setOnmouseout, setOnmouseover, setOnmouseup, setOnselect, setReadonly, setStyle, setStyleClass, setStyleId, setTabindex, setTitle, setTitleKey

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

doAfterBody, doInitBody, getBodyContent, getPreviousOut, setBodyContent

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

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

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

getParent, setPageContext, setParent

Constructor Detail

HiddenTagHDIV

public HiddenTagHDIV()

Method Detail

doStartTag

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

Generate the required input tag, followed by the optional rendered text. Support for write property since Struts 1.1.

Specified by:

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

Overrides:

doStartTag in class org.apache.struts.taglib.html.HiddenTag

Throws:

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

See Also:

org.hdiv.composer.IDataComposer#compose(String, String, boolean)

renderInputElement

protected java.lang.String renderInputElement()
                                       throws javax.servlet.jsp.JspException

Renders a fully formed <input> element.

Throws:

javax.servlet.jsp.JspException

prepareName

protected java.lang.String prepareName()
                                throws javax.servlet.jsp.JspException

Prepare the name element

Returns:

The element name.

Throws:

javax.servlet.jsp.JspException

prepareValue

protected void prepareValue(java.lang.StringBuffer results)
                     throws javax.servlet.jsp.JspException

Render the value element.

Parameters:

results - The StringBuffer that output will be appended to.

Throws:

javax.servlet.jsp.JspException

formatValue

protected java.lang.String formatValue(java.lang.Object unformat)
                                throws javax.servlet.jsp.JspException

Return the given value as a formatted String. This implementation escapes potentially harmful HTML characters.

Parameters:

unformat - The value to be formatted. null values will be returned as the empty String "".

Throws:

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

prepareAttribute

protected void prepareAttribute(java.lang.StringBuffer handlers,
                                java.lang.String name,
                                java.lang.Object value)

Prepares an attribute if the value is not null, appending it to the the given StringBuffer.

Parameters:

handlers - The StringBuffer that output will be appended to.

prepareOtherAttributes

protected void prepareOtherAttributes(java.lang.StringBuffer handlers)

'Hook' to enable tags to be extended and additional attributes added.

Parameters:

handlers - The StringBuffer that output will be appended to.