Many resources are needed to download a project. Please understand that we have to compensate our server costs. Thank you in advance. Project price only 1 $
You can buy this project and download/modify it how often you want.
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.sun.faces.facelets.tag.jsf;
import com.sun.faces.facelets.tag.MetaRulesetImpl;
import com.sun.faces.util.Util;
import javax.el.ValueExpression;
import javax.faces.component.UIComponent;
import javax.faces.component.ValueHolder;
import javax.faces.context.FacesContext;
import javax.faces.convert.Converter;
import javax.faces.view.AttachedObjectHandler;
import javax.faces.view.facelets.*;
import java.io.IOException;
/**
*
* @author edburns
*/
public class ConverterTagHandlerDelegateImpl extends TagHandlerDelegate implements AttachedObjectHandler {
private ConverterHandler owner;
public ConverterTagHandlerDelegateImpl(ConverterHandler owner) {
this.owner = owner;
}
@Override
public void apply(FaceletContext ctx, UIComponent parent)
throws IOException {
// only process if it's been created
if (parent == null || !(parent.getParent() == null)) {
return;
}
ComponentSupport.copyPassthroughAttributes(ctx, parent, owner.getTag());
if (parent instanceof ValueHolder) {
owner.applyAttachedObject(ctx.getFacesContext(), parent);
} else if (UIComponent.isCompositeComponent(parent)) {
if (null == owner.getFor()) {
// PENDING(): I18N
throw new TagException(owner.getTag(),
"converter tags nested within composite components must have a non-null \"for\" attribute");
}
// Allow the composite component to know about the target
// component.
CompositeComponentTagHandler.getAttachedObjectHandlers(parent).add(owner);
} else {
throw new TagException(owner.getTag(),
"Parent not an instance of ValueHolder: " + parent);
}
}
public MetaRuleset createMetaRuleset(Class type) {
Util.notNull("type", type);
MetaRuleset m = new MetaRulesetImpl(owner.getTag(), type);
return m.ignore("binding").ignore("for");
}
public String getFor() {
String result = null;
TagAttribute attr = owner.getTagAttribute("for");
if (null != attr) {
if (attr.isLiteral()) {
result = attr.getValue();
} else {
FacesContext context = FacesContext.getCurrentInstance();
FaceletContext ctx = (FaceletContext) context.getAttributes().get(FaceletContext.FACELET_CONTEXT_KEY);
result = (String)attr.getValueExpression(ctx, String.class).getValue(ctx);
}
}
return result;
}
public void applyAttachedObject(FacesContext context, UIComponent parent) {
FaceletContext ctx = (FaceletContext) context.getAttributes().get(FaceletContext.FACELET_CONTEXT_KEY);
// cast to a ValueHolder
ValueHolder vh = (ValueHolder) parent;
ValueExpression ve = null;
Converter c = null;
if (owner.getBinding() != null) {
ve = owner.getBinding().getValueExpression(ctx, Converter.class);
c = (Converter) ve.getValue(ctx);
}
if (c == null) {
c = this.createConverter(ctx);
if (ve != null) {
ve.setValue(ctx, c);
}
}
if (c == null) {
throw new TagException(owner.getTag(), "No Converter was created");
}
owner.setAttributes(ctx, c);
vh.setConverter(c);
Object lv = vh.getLocalValue();
FacesContext faces = ctx.getFacesContext();
if (lv instanceof String) {
vh.setValue(c.getAsObject(faces, parent, (String) lv));
}
}
/**
* Create a Converter instance
*
* @param ctx
* FaceletContext to use
* @return Converter instance, cannot be null
*/
private Converter createConverter(FaceletContext ctx) {
if (owner.getConverterId(ctx) == null) {
throw new TagException(
owner.getTag(),
"Default behavior invoked of requiring a converter-id passed in the constructor, must override ConvertHandler(ConverterConfig)");
}
return ctx.getFacesContext().getApplication().createConverter(owner.getConverterId(ctx));
}
}