/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation.
*
* Resin Open Source is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package javax.faces.component;
import java.util.*;
import javax.el.*;
import javax.faces.context.*;
import javax.faces.convert.*;
public class UIForm extends UIComponentBase implements NamingContainer
{
public static final String COMPONENT_FAMILY = "javax.faces.Form";
public static final String COMPONENT_TYPE = "javax.faces.Form";
private static final HashMap<String,PropEnum> _propMap
= new HashMap<String,PropEnum>();
private Boolean _isPrependId;
private ValueExpression _isPrependIdExpr;
private boolean _isSubmitted;
public UIForm()
{
setRendererType("javax.faces.Form");
}
/**
* Returns the component family, used to select the renderer.
*/
public String getFamily()
{
return COMPONENT_FAMILY;
}
//
// properties
//
public boolean isPrependId()
{
if (_isPrependId != null)
return _isPrependId;
else if (_isPrependIdExpr != null)
return Util.evalBoolean(_isPrependIdExpr, getFacesContext());
else
return true;
}
public void setPrependId(boolean value)
{
_isPrependId = value;
}
/**
* Returns the value expression with the given name.
*/
@Override
public ValueExpression getValueExpression(String name)
{
if ("prependId".equals(name)) {
return _isPrependIdExpr;
}
else
return super.getValueExpression(name);
}
/**
* Sets the value expression with the given name.
*/
@Override
public void setValueExpression(String name, ValueExpression expr)
{
if ("prependId".equals(name)) {
if (expr != null && expr.isLiteralText()) {
_isPrependId = Util.booleanValueOf(expr.getValue(null));
return;
}
else
_isPrependIdExpr = expr;
}
super.setValueExpression(name, expr);
}
//
// render properties
//
public boolean isSubmitted()
{
return _isSubmitted;
}
public void setSubmitted(boolean isSubmitted)
{
_isSubmitted = isSubmitted;
}
/**
* @Since 1.2
*/
@Override
public String getContainerClientId(FacesContext context)
{
if (isPrependId())
return getClientId(context);
else {
for (UIComponent comp = getParent();
comp != null;
comp = comp.getParent()) {
if (comp instanceof NamingContainer)
return comp.getContainerClientId(context);
}
return null;
}
}
//
// decode
//
/**
* Recursively calls the decodes for any children, then calls
* decode().
*/
public void processDecodes(FacesContext context)
{
if (context == null)
throw new NullPointerException();
if (! isRendered())
return;
decode(context);
if (isSubmitted()) {
Iterator iter = getFacetsAndChildren();
while (iter.hasNext()) {
UIComponent child = (UIComponent) iter.next();
child.processDecodes(context);
}
}
}
//
// validators
//
/**
* Recursively calls the validators for any children, then calls
* decode().
*/
public void processValidators(FacesContext context)
{
if (context == null)
throw new NullPointerException();
if (isSubmitted()) {
super.processValidators(context);
}
}
//
// updates
//
/**
* Recursively calls the updates for any children, then calls
* update().
*/
@Override
public void processUpdates(FacesContext context)
{
if (context == null)
throw new NullPointerException();
if (isSubmitted()) {
super.processUpdates(context);
}
}
//
// state
//
public Object saveState(FacesContext context)
{
return new Object[] {
super.saveState(context),
_isPrependId,
};
}
public void restoreState(FacesContext context, Object value)
{
Object []state = (Object []) value;
super.restoreState(context, state[0]);
_isPrependId = (Boolean) state[1];
}
//
// private helpers
//
private static enum PropEnum {
PREPEND_ID,
}
static {
_propMap.put("prependId", PropEnum.PREPEND_ID);
}
}