HiddenInputTag (Spring Framework 4.3.30.RELEASE API)

java.lang.Object
- javax.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.HiddenInputTag

All Implemented Interfaces:
Serializable, DynamicAttributes, IterationTag, JspTag, Tag, TryCatchFinally, EditorAwareTag
```
public class HiddenInputTag
extends AbstractHtmlElementTag
```
Data-binding aware JSP tag for rendering a hidden HTML 'input' field containing the databound value.
Example (binding to 'name' property of form backing object):
```
Serialized Form
```

Field Summary
Fields
Modifier and Type Field Description
static String DISABLED_ATTRIBUTE
The name of the 'disabled' 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 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
Constructors
Constructor Description
HiddenInputTag()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`isDisabled()`	Get the value of the '`disabled`' attribute.
`protected boolean`	`isValidDynamicAttribute(String localName, Object value)`	Flags "type" as an illegal dynamic attribute.
`void`	`setDisabled(boolean disabled)`	Set the value of the '`disabled`' attribute.
`protected int`	`writeTagContent(TagWriter tagWriter)`	Writes the HTML '`input`' tag to the supplied `TagWriter` including the databound value.

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, writeOptionalAttributes

Methods inherited from class org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag
autogenerateId, 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 javax.servlet.jsp.tagext.TagSupport
doAfterBody, doEndTag, 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
  - DISABLED_ATTRIBUTE
```
public static final String DISABLED_ATTRIBUTE
```
    The name of the 'disabled' attribute.
    See Also:
    Constant Field Values
- Constructor Detail
  - HiddenInputTag
```
public HiddenInputTag()
```
- Method Detail
  - setDisabled
```
public void setDisabled(boolean disabled)
```
    Set the value of the 'disabled' attribute. May be a runtime expression.
  - isDisabled
```
public boolean isDisabled()
```
    Get the value of the 'disabled' attribute.
  - isValidDynamicAttribute
```
protected boolean isValidDynamicAttribute(String localName,
                                          Object value)
```
    Flags "type" as an illegal dynamic attribute.
    Overrides:
    isValidDynamicAttribute in class AbstractHtmlElementTag
  - writeTagContent
```
protected int writeTagContent(TagWriter tagWriter)
                       throws JspException
```
    Writes the HTML 'input' tag to the supplied TagWriter including the databound value.
    Specified by:
    writeTagContent in class AbstractFormTag
    Returns:
    valid tag render instruction as per Tag.doStartTag().
    Throws:
    JspException
    See Also:
    AbstractHtmlElementTag.writeDefaultAttributes(TagWriter), AbstractDataBoundFormElementTag.getBoundValue()