net.ontopia.topicmaps.webed.taglibs.form

Class InvokeTag

java.lang.Object

javax.servlet.jsp.tagext.TagSupport

net.ontopia.topicmaps.webed.taglibs.form.InvokeTag

All Implemented Interfaces:

Serializable, javax.servlet.jsp.tagext.IterationTag, javax.servlet.jsp.tagext.JspTag, javax.servlet.jsp.tagext.Tag

public class InvokeTag
extends javax.servlet.jsp.tagext.TagSupport

INTERNAL: Custom tag that invokes an action when the form is submitted.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected String	action_name
protected String	params
protected String	readonly
protected String	run_if_no_changes
protected static String	TEMPLATE_FILE The location where the velocity template can be retrieved from.
protected String	value_var

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

Constructors

Constructor and Description
InvokeTag()

Method Summary

Modifier and Type	Method and Description
int	doEndTag() Generate the required input tag.
int	doStartTag() Process the start tag, do nothing.
void	release() Release any acquired resources.
void	setAction(String action_name) Sets the name of the related action (required).
void	setParams(String params) Sets the variable name(s) of the parameter(s) transmitted to the action separated by whitespaces (optional).
void	setReadonly(String readonly) Sets the the readonly flag of the tag.
void	setRunIfNoChanges(String runIfNoChanges) Controls whether the action should run if no other action has been run.
void	setValue(String value_var) Sets the name of the variable used to set the value of the field.

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

doAfterBody, findAncestorWithClass, getId, getParent, getValue, getValues, 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

TEMPLATE_FILE

protected static final String TEMPLATE_FILE

The location where the velocity template can be retrieved from.

See Also:

Constant Field Values

readonly

protected String readonly

action_name

protected String action_name

params

protected String params

value_var

protected String value_var

run_if_no_changes

protected String run_if_no_changes

Constructor Detail

InvokeTag

public InvokeTag()

Method Detail

doStartTag

public int doStartTag()

Process the start tag, do nothing.

Specified by:

doStartTag in interface javax.servlet.jsp.tagext.Tag

Overrides:

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

doEndTag

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

Generate the required input tag.

Specified by:

doEndTag in interface javax.servlet.jsp.tagext.Tag

Overrides:

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

Throws:

javax.servlet.jsp.JspException

release

public void release()

Release any acquired resources.

Specified by:

release in interface javax.servlet.jsp.tagext.Tag

Overrides:

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

setReadonly

public void setReadonly(String readonly)

Sets the the readonly flag of the tag.

setAction

public void setAction(String action_name)

Sets the name of the related action (required).

setParams

public void setParams(String params)

Sets the variable name(s) of the parameter(s) transmitted to the action separated by whitespaces (optional).

setValue

public void setValue(String value_var)

Sets the name of the variable used to set the value of the field.

setRunIfNoChanges

public void setRunIfNoChanges(String runIfNoChanges)

Controls whether the action should run if no other action has been run. (Useful for last-modified-* type actions.)