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:
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Field Summary
Fields inherited from class org.springframework.web.servlet.tags.form.AbstractHtmlInputElementTag
ACCESSKEY_ATTRIBUTE, DISABLED_ATTRIBUTE, ONBLUR_ATTRIBUTE, ONCHANGE_ATTRIBUTE, ONFOCUS_ATTRIBUTE, READONLY_ATTRIBUTEFields 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_ATTRIBUTEFields inherited from class org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag
NESTED_PATH_VARIABLE_NAMEFields inherited from class org.springframework.web.servlet.tags.RequestContextAwareTag
logger, REQUEST_CONTEXT_PAGE_ATTRIBUTEFields inherited from class jakarta.servlet.jsp.tagext.TagSupport
pageContextFields inherited from interface jakarta.servlet.jsp.tagext.IterationTag
EVAL_BODY_AGAINFields inherited from interface jakarta.servlet.jsp.tagext.Tag
EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE -
Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionprotected StringReturn a unique ID for the bound name within the current PageContext.protected abstract StringReturn the type of the HTML input element to generate: "checkbox" or "radio".protected booleanisValidDynamicAttribute(String localName, Object value) Flags "type" as an illegal dynamic attribute.protected voidrenderFromBoolean(Boolean boundValue, TagWriter tagWriter) Render the 'input(checkbox)' with the supplied value, marking the 'input' element as 'checked' if the supplied Boolean istrue.protected voidrenderFromValue(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 voidrenderFromValue(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 intwriteTagContent(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, writeOptionalAttributesMethods 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, writeDefaultAttributesMethods inherited from class org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag
convertToDisplayString, doFinally, getBindStatus, getBoundValue, getEditor, getId, getName, getNestedPath, getPath, getPropertyEditor, getPropertyPath, processFieldValue, resolveId, setId, setPathMethods inherited from class org.springframework.web.servlet.tags.form.AbstractFormTag
createTagWriter, doStartTagInternal, evaluate, getDisplayString, getDisplayString, isDefaultHtmlEscape, writeOptionalAttributeMethods inherited from class org.springframework.web.servlet.tags.HtmlEscapingAwareTag
htmlEscape, isHtmlEscape, isResponseEncodedHtmlEscape, setHtmlEscapeMethods inherited from class org.springframework.web.servlet.tags.RequestContextAwareTag
doCatch, doStartTag, getRequestContextMethods 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
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AbstractCheckedElementTag
public AbstractCheckedElementTag()
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Method Details
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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
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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
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renderFromBoolean
Render the 'input(checkbox)' with the supplied value, marking the 'input' element as 'checked' if the supplied Boolean istrue.- Throws:
JspException
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autogenerateId
Return a unique ID for the bound name within the current PageContext.- Overrides:
autogenerateIdin classAbstractDataBoundFormElementTag- Throws:
JspException
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writeTagContent
Writes the 'input' element to the suppliedTagWriter, marking it as 'checked' if appropriate.- Specified by:
writeTagContentin classAbstractFormTag- Returns:
- valid tag render instruction as per
Tag.doStartTag(). - Throws:
JspException
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isValidDynamicAttribute
Flags "type" as an illegal dynamic attribute.- Overrides:
isValidDynamicAttributein classAbstractHtmlElementTag
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getInputType
Return the type of the HTML input element to generate: "checkbox" or "radio".
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