org.chwf.taglib.jhtml
Class FormTag

java.lang.Object
  |
  +--javax.servlet.jsp.tagext.TagSupport
        |
        +--org.chwf.taglib.base.LifeCycleTagSupport
              |
              +--org.chwf.taglib.base.ObjectTagSupport
                    |
                    +--org.chwf.taglib.jhtml.FormTag

All Implemented Interfaces:

Parameterized, java.io.Serializable, javax.servlet.jsp.tagext.Tag

public class FormTag

extends ObjectTagSupport

Tag handler for the <form> tag.

Author:

Paul Strack

See Also:

Serialized Form

Fields inherited from class org.chwf.taglib.base.ObjectTagSupport

DEFAULT_OBJECT

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

id, pageContext

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

EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE

Constructor Summary

FormTag()

Method Summary

void	cleanup() Clean up data for tag handler reuse and pooling.
int	doEnd() Prints close tag.
int	doStart() Initializes form data and prints open tag.
java.lang.String	getAction() The form action.
java.lang.Boolean	getValidations() Whether validations are supported.
void	init() Initialization.
void	setAccept(java.lang.String value) Pass-through attribute.
void	setAction(java.lang.String action) Sets the action.
void	setEnctype(java.lang.String value) Pass-through attribute.
void	setId(java.lang.String value) Pass-through attribute.
void	setLang(java.lang.String value) Pass-through attribute.
void	setMethod(java.lang.String value) Pass-through attribute.
void	setName(java.lang.String value) Pass-through attribute.
void	setObject(java.lang.String objectName) Calls superclass method.
void	setStyle(java.lang.String value) Pass-through attribute.
void	setStyleClass(java.lang.String value) Pass-through attribute.
void	setTarget(java.lang.String value) Pass-through attribute.
void	setTitle(java.lang.String value) Pass-through attribute.
void	setValidations(java.lang.Boolean validations) Whether validations are supported.

Methods inherited from class org.chwf.taglib.base.ObjectTagSupport

findObject, getEl, getObject, getProperty, getTagResult, getTagResult, getVar, setEl, setProperty, setVar, storeDefaultObject

Methods inherited from class org.chwf.taglib.base.LifeCycleTagSupport

addAttribute, addParameter, doEndTag, doStartTag, getAttribute, getAttributeNames, getParameter, getParameterNames, printAttributes

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

findAncestorWithClass, getId, 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

Constructor Detail

FormTag

public FormTag()

Method Detail

cleanup

public void cleanup()

Clean up data for tag handler reuse and pooling. Should be overridden in tag handler. Subclasses should always invoke their superclass's cleanup method: super.cleanup()

Overrides:

cleanup in class ObjectTagSupport

setAction

public void setAction(java.lang.String action)

Sets the action. Required. If using site-relative URI (those beginning with a "/"), do not include the context path.

Parameters:

action - The form action.

getAction

public java.lang.String getAction()

The form action.

Returns:

The form action.

setObject

public void setObject(java.lang.String objectName)
               throws javax.servlet.jsp.JspException

Calls superclass method. Is present here because of a bug in some servlet engines that requires tag attibute setters to be defined in the tag class itself.

Overrides:

setObject in class ObjectTagSupport

Parameters:

objectName - The object name.

Throws:

javax.servlet.jsp.JspException - For errors.

setValidations

public void setValidations(java.lang.Boolean validations)

Whether validations are supported.

Parameters:

validations - Whether validations are supported.

getValidations

public java.lang.Boolean getValidations()

Whether validations are supported. May be null.

Returns:

Whether validations are supported.

setStyleClass

public void setStyleClass(java.lang.String value)

Pass-through attribute. Same meaning as "class" in HTML.

Parameters:

value - The attribute value.

setId

public void setId(java.lang.String value)

Pass-through attribute. Same meaning as in HTML.

Overrides:

setId in class javax.servlet.jsp.tagext.TagSupport

Parameters:

value - The attribute value.

setLang

public void setLang(java.lang.String value)

Pass-through attribute. Same meaning as in HTML.

Parameters:

value - The attribute value.

setStyle

public void setStyle(java.lang.String value)

Pass-through attribute. Same meaning as in HTML.

Parameters:

value - The attribute value.

setTitle

public void setTitle(java.lang.String value)

Pass-through attribute. Same meaning as in HTML.

Parameters:

value - The attribute value.

setAccept

public void setAccept(java.lang.String value)

Pass-through attribute. Same meaning as in HTML.

Parameters:

value - The attribute value.

setEnctype

public void setEnctype(java.lang.String value)

Pass-through attribute. Same meaning as in HTML.

Parameters:

value - The attribute value.

setMethod

public void setMethod(java.lang.String value)

Pass-through attribute. Same meaning as in HTML.

Parameters:

value - The attribute value.

setName

public void setName(java.lang.String value)

Pass-through attribute. Same meaning as in HTML.

Parameters:

value - The attribute value.

setTarget

public void setTarget(java.lang.String value)

Pass-through attribute. Same meaning as in HTML.

Parameters:

value - The attribute value.

init

public void init()
          throws javax.servlet.jsp.JspException

Initialization. Makes "method" attribute default to "post".

Overrides:

init in class LifeCycleTagSupport

Throws:

javax.servlet.jsp.JspException - For errors.

doStart

public int doStart()
            throws java.io.IOException,
                   javax.servlet.jsp.JspException

Initializes form data and prints open tag.

Overrides:

doStart in class LifeCycleTagSupport

Returns:

EVAL_BODY_INCLUDE

Throws:

javax.servlet.jsp.JspException - If object not defined.

java.io.IOException - For write errors.

doEnd

public int doEnd()
          throws java.io.IOException

Prints close tag.

Overrides:

doEnd in class LifeCycleTagSupport

Returns:

EVAL_PAGE

Throws:

java.io.IOException - For write errors.