Class AbstractCheckedElementTag
java.lang.Object
jakarta.servlet.jsp.tagext.TagSupport
org.springframework.web.servlet.tags.RequestContextAwareTag
org.springframework.web.servlet.tags.HtmlEscapingAwareTag
org.springframework.web.servlet.tags.form.AbstractFormTag
org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag
org.springframework.web.servlet.tags.form.AbstractHtmlElementTag
org.springframework.web.servlet.tags.form.AbstractHtmlInputElementTag
org.springframework.web.servlet.tags.form.AbstractCheckedElementTag
- All Implemented Interfaces:
DynamicAttributes
,IterationTag
,JspTag
,Tag
,TryCatchFinally
,Serializable
,EditorAwareTag
- Direct Known Subclasses:
AbstractMultiCheckedElementTag
,AbstractSingleCheckedElementTag
Abstract base class to provide common methods for
implementing databinding-aware JSP tags for rendering an HTML '
input
'
element with a 'type
' of 'checkbox
' or 'radio
'.- Since:
- 2.5
- Author:
- Thomas Risberg, Juergen Hoeller, Rossen Stoyanchev
- See Also:
-
Field Summary
Fields inherited from class org.springframework.web.servlet.tags.form.AbstractHtmlInputElementTag
ACCESSKEY_ATTRIBUTE, DISABLED_ATTRIBUTE, ONBLUR_ATTRIBUTE, ONCHANGE_ATTRIBUTE, ONFOCUS_ATTRIBUTE, READONLY_ATTRIBUTE
Fields inherited from class org.springframework.web.servlet.tags.form.AbstractHtmlElementTag
CLASS_ATTRIBUTE, DIR_ATTRIBUTE, LANG_ATTRIBUTE, ONCLICK_ATTRIBUTE, ONDBLCLICK_ATTRIBUTE, ONKEYDOWN_ATTRIBUTE, ONKEYPRESS_ATTRIBUTE, ONKEYUP_ATTRIBUTE, ONMOUSEDOWN_ATTRIBUTE, ONMOUSEMOVE_ATTRIBUTE, ONMOUSEOUT_ATTRIBUTE, ONMOUSEOVER_ATTRIBUTE, ONMOUSEUP_ATTRIBUTE, STYLE_ATTRIBUTE, TABINDEX_ATTRIBUTE, TITLE_ATTRIBUTE
Fields inherited from class org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag
NESTED_PATH_VARIABLE_NAME
Fields inherited from class org.springframework.web.servlet.tags.RequestContextAwareTag
logger, REQUEST_CONTEXT_PAGE_ATTRIBUTE
Fields inherited from class jakarta.servlet.jsp.tagext.TagSupport
pageContext
Fields inherited from interface jakarta.servlet.jsp.tagext.IterationTag
EVAL_BODY_AGAIN
Fields inherited from interface jakarta.servlet.jsp.tagext.Tag
EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE
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Constructor Summary
-
Method Summary
Modifier and TypeMethodDescriptionprotected String
Return a unique ID for the bound name within the current PageContext.protected abstract String
Return the type of the HTML input element to generate: "checkbox" or "radio".protected boolean
isValidDynamicAttribute
(String localName, Object value) Flags "type" as an illegal dynamic attribute.protected void
renderFromBoolean
(Boolean boundValue, TagWriter tagWriter) Render the 'input(checkbox)
' with the supplied value, marking the 'input
' element as 'checked' if the supplied Boolean istrue
.protected void
renderFromValue
(Object item, Object value, TagWriter tagWriter) Render the 'input(checkbox)
' with the supplied value, marking the 'input
' element as 'checked' if the supplied value matches the bound value.protected void
renderFromValue
(Object value, TagWriter tagWriter) Render the 'input(checkbox)
' with the supplied value, marking the 'input
' element as 'checked' if the supplied value matches the bound value.protected abstract int
writeTagContent
(TagWriter tagWriter) Writes the 'input
' element to the suppliedTagWriter
, marking it as 'checked' if appropriate.Methods inherited from class org.springframework.web.servlet.tags.form.AbstractHtmlInputElementTag
getAccesskey, getOnblur, getOnchange, getOnfocus, isDisabled, isReadonly, setAccesskey, setDisabled, setOnblur, setOnchange, setOnfocus, setReadonly, writeOptionalAttributes
Methods inherited from class org.springframework.web.servlet.tags.form.AbstractHtmlElementTag
getCssClass, getCssErrorClass, getCssStyle, getDir, getDynamicAttributes, getLang, getOnclick, getOndblclick, getOnkeydown, getOnkeypress, getOnkeyup, getOnmousedown, getOnmousemove, getOnmouseout, getOnmouseover, getOnmouseup, getTabindex, getTitle, resolveCssClass, setCssClass, setCssErrorClass, setCssStyle, setDir, setDynamicAttribute, setLang, setOnclick, setOndblclick, setOnkeydown, setOnkeypress, setOnkeyup, setOnmousedown, setOnmousemove, setOnmouseout, setOnmouseover, setOnmouseup, setTabindex, setTitle, writeDefaultAttributes
Methods inherited from class org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag
convertToDisplayString, doFinally, getBindStatus, getBoundValue, getEditor, getId, getName, getNestedPath, getPath, getPropertyEditor, getPropertyPath, processFieldValue, resolveId, setId, setPath
Methods inherited from class org.springframework.web.servlet.tags.form.AbstractFormTag
createTagWriter, doStartTagInternal, evaluate, getDisplayString, getDisplayString, isDefaultHtmlEscape, writeOptionalAttribute
Methods inherited from class org.springframework.web.servlet.tags.HtmlEscapingAwareTag
htmlEscape, isHtmlEscape, isResponseEncodedHtmlEscape, setHtmlEscape
Methods inherited from class org.springframework.web.servlet.tags.RequestContextAwareTag
doCatch, doStartTag, getRequestContext
Methods inherited from class jakarta.servlet.jsp.tagext.TagSupport
doAfterBody, doEndTag, findAncestorWithClass, getParent, getValue, getValues, release, removeValue, setPageContext, setParent, setValue
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Constructor Details
-
AbstractCheckedElementTag
public AbstractCheckedElementTag()
-
-
Method Details
-
renderFromValue
Render the 'input(checkbox)
' with the supplied value, marking the 'input
' element as 'checked' if the supplied value matches the bound value.- Throws:
JspException
-
renderFromValue
protected void renderFromValue(@Nullable Object item, @Nullable Object value, TagWriter tagWriter) throws JspException Render the 'input(checkbox)
' with the supplied value, marking the 'input
' element as 'checked' if the supplied value matches the bound value.- Throws:
JspException
-
renderFromBoolean
Render the 'input(checkbox)
' with the supplied value, marking the 'input
' element as 'checked' if the supplied Boolean istrue
.- Throws:
JspException
-
autogenerateId
Return a unique ID for the bound name within the current PageContext.- Overrides:
autogenerateId
in classAbstractDataBoundFormElementTag
- Throws:
JspException
-
writeTagContent
Writes the 'input
' element to the suppliedTagWriter
, marking it as 'checked' if appropriate.- Specified by:
writeTagContent
in classAbstractFormTag
- Returns:
- valid tag render instruction as per
Tag.doStartTag()
. - Throws:
JspException
-
isValidDynamicAttribute
Flags "type" as an illegal dynamic attribute.- Overrides:
isValidDynamicAttribute
in classAbstractHtmlElementTag
-
getInputType
Return the type of the HTML input element to generate: "checkbox" or "radio".
-