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java.lang.Objectjavax.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.SelectTag
public class SelectTag
Databinding-aware JSP tag that renders an HTML 'select'
element.
Inner 'option' tags can be rendered using one of the
approaches supported by the OptionWriter class.
Also supports the use of nested OptionTags or
(typically one) nested OptionsTag.
OptionTag,
Serialized Form| Field Summary | |
|---|---|
static String |
LIST_VALUE_PAGE_ATTRIBUTE
The PageContext attribute under
which the bound value is exposed to inner OptionTags. |
| 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 |
|---|
COMMAND_NAME_VARIABLE_NAME, NESTED_PATH_VARIABLE_NAME |
| Fields inherited from class org.springframework.web.servlet.tags.RequestContextAwareTag |
|---|
logger, REQUEST_CONTEXT_PAGE_ATTRIBUTE |
| Fields inherited from class javax.servlet.jsp.tagext.TagSupport |
|---|
pageContext |
| 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 | |
|---|---|
SelectTag()
|
|
| Method Summary | |
|---|---|
int |
doEndTag()
Closes any block tag that might have been opened when using nested options. |
void |
doFinally()
Clears the TagWriter that might have been left over when using
nested options. |
protected String |
getItemLabel()
Get the value of the ' itemLabel' attribute. |
protected Object |
getItems()
Get the value of the ' items' attribute. |
protected String |
getItemValue()
Get the value of the ' itemValue' attribute. |
protected Object |
getMultiple()
Get the value of the HTML ' multiple' attribute rendered
on the final 'select' element. |
protected String |
getSize()
Get the value of the ' size' attribute. |
void |
setItemLabel(String itemLabel)
Set the name of the property mapped to the label (inner text) of the ' option' tag. |
void |
setItems(Object items)
Set the Collection, Map or array of objects used to
generate the inner 'option' tags. |
void |
setItemValue(String itemValue)
Set the name of the property mapped to the ' value'
attribute of the 'option' tag. |
void |
setMultiple(Object multiple)
Set the value of the HTML ' multiple' attribute rendered
on the final 'select' element. |
void |
setSize(String size)
Set the value of the HTML ' size' attribute rendered
on the final 'select' element. |
protected int |
writeTagContent(TagWriter tagWriter)
Renders the HTML ' select' tag to the supplied
TagWriter. |
| Methods inherited from class org.springframework.web.servlet.tags.form.AbstractHtmlInputElementTag |
|---|
getAccesskey, getDisabled, getOnblur, getOnchange, getOnfocus, getReadonly, isDisabled, isReadonly, setAccesskey, setDisabled, setOnblur, setOnchange, setOnfocus, setReadonly, writeOptionalAttributes |
| Methods inherited from class org.springframework.web.servlet.tags.form.AbstractHtmlElementTag |
|---|
getCssClass, getCssErrorClass, getCssStyle, getDir, getLang, getOnclick, getOndblclick, getOnkeydown, getOnkeypress, getOnkeyup, getOnmousedown, getOnmousemove, getOnmouseout, getOnmouseover, getOnmouseup, getTabindex, getTitle, resolveCssClass, setCssClass, setCssErrorClass, setCssStyle, setDir, 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 |
|---|
autogenerateId, getBindStatus, getBoundValue, getEditor, getId, getName, getNestedPath, getPath, getPropertyEditor, getPropertyPath, 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 |
|---|
isHtmlEscape, setHtmlEscape |
| Methods inherited from class org.springframework.web.servlet.tags.RequestContextAwareTag |
|---|
doCatch, doStartTag, getRequestContext |
| Methods inherited from class javax.servlet.jsp.tagext.TagSupport |
|---|
doAfterBody, findAncestorWithClass, getParent, getValue, getValues, release, removeValue, setPageContext, setParent, setValue |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Field Detail |
|---|
public static final String LIST_VALUE_PAGE_ATTRIBUTE
PageContext attribute under
which the bound value is exposed to inner OptionTags.
| Constructor Detail |
|---|
public SelectTag()
| Method Detail |
|---|
public void setItems(Object items)
Collection, Map or array of objects used to
generate the inner 'option' tags.
Required when wishing to render 'option' tags from
an array, Collection or Map.
Typically a runtime expression.
items - the items that comprise the options of this selectionprotected Object getItems()
items' attribute.
May be a runtime expression.
public void setItemValue(String itemValue)
value'
attribute of the 'option' tag.
Required when wishing to render 'option' tags from
an array or Collection.
May be a runtime expression.
protected String getItemValue()
itemValue' attribute.
May be a runtime expression.
public void setItemLabel(String itemLabel)
option' tag.
May be a runtime expression.
protected String getItemLabel()
itemLabel' attribute.
May be a runtime expression.
public void setSize(String size)
size' attribute rendered
on the final 'select' element.
May be a runtime expression.
size - the desired value of the 'size' attributeprotected String getSize()
size' attribute.
May be a runtime expression.
public void setMultiple(Object multiple)
multiple' attribute rendered
on the final 'select' element.
May be a runtime expression.
protected Object getMultiple()
multiple' attribute rendered
on the final 'select' element.
May be a runtime expression.
protected int writeTagContent(TagWriter tagWriter)
throws JspException
select' tag to the supplied
TagWriter.
Renders nested 'option' tags if the
items property is set, otherwise exposes the
bound value for the nested OptionTags.
writeTagContent in class AbstractFormTagTag.doStartTag().
JspException
public int doEndTag()
throws JspException
options.
doEndTag in interface TagdoEndTag in class TagSupportJspExceptionpublic void doFinally()
TagWriter that might have been left over when using
nested options.
doFinally in interface TryCatchFinallydoFinally in class AbstractDataBoundFormElementTag
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