com.interface21.web.servlet.tags
Class BindTag

java.lang.Object
  |
  +--javax.servlet.jsp.tagext.TagSupport
        |
        +--com.interface21.web.servlet.tags.RequestContextAwareTag
              |
              +--com.interface21.web.servlet.tags.BindTag

All Implemented Interfaces:

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

public class BindTag

extends RequestContextAwareTag

Bind tag, supporting evaluation of binding errors for a certain bean or bean property. Exports a "status" variable of type BindStatus.

Discussed in Chapter 12 of Expert One-On-One J2EE Design and Development by Rod Johnson.

Author:

Rod Johnson, Juergen Hoeller

See Also:

Serialized Form

Field Summary

static java.lang.String

STATUS_VARIABLE_NAME

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

id, 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

BindTag()

Method Summary

int	doStartTag() Create and set the current RequestContext.
void	setPath(java.lang.String path) Set the path that this tag should apply.

Methods inherited from class com.interface21.web.servlet.tags.RequestContextAwareTag

getRequestContext, isHtmlEscape, setHtmlEscape

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

doAfterBody, doEndTag, findAncestorWithClass, getId, getParent, getValue, getValues, release, removeValue, setId, setPageContext, setParent, setValue

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

STATUS_VARIABLE_NAME

public static final java.lang.String STATUS_VARIABLE_NAME

Constructor Detail

BindTag

public BindTag()

Method Detail

setPath

public void setPath(java.lang.String path)

Set the path that this tag should apply. Can be a bean (e.g. "person"), or a bean property (e.g. "person.name"), also supporting nested beans.

doStartTag

public int doStartTag()
               throws javax.servlet.jsp.JspException

Description copied from class: RequestContextAwareTag

Create and set the current RequestContext. Note: Do not forget to call super.doStartTag() in subclasses!

Overrides:

doStartTag in class RequestContextAwareTag