/*
* Copyright 2011 PrimeFaces Extensions.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* $Id: Messages.java 548 2011-12-08 12:50:43Z zoigln $
*/
package org.primefaces.extensions.component.messages;
import java.util.ArrayList;
import java.util.List;
import javax.el.ValueExpression;
import javax.faces.application.ResourceDependencies;
import javax.faces.application.ResourceDependency;
import org.primefaces.component.api.AutoUpdatable;
import org.primefaces.extensions.component.base.AbstractNotification;
/**
* Component class for the <code>Messages</code> component.
*
* @author Thomas Andraschko / last modified by $Author: zoigln $
* @version $Revision: 548 $
* @since 0.2
*/
@ResourceDependencies({
@ResourceDependency(library = "primefaces", name = "primefaces.css")
})
public class Messages extends AbstractNotification implements AutoUpdatable {
public static final String COMPONENT_FAMILY = "org.primefaces.extensions.component";
private static final String DEFAULT_RENDERER = "org.primefaces.extensions.component.MessagesRenderer";
private static final String OPTIMIZED_PACKAGE = "org.primefaces.extensions.component.";
/**
* Properties that are tracked by state saving.
*
* @author Thomas Andraschko / last modified by $Author: zoigln $
* @version $Revision: 548 $
*/
protected enum PropertyKeys {
globalOnly,
autoUpdate;
private String toString;
PropertyKeys(final String toString) {
this.toString = toString;
}
PropertyKeys() {
}
@Override
public String toString() {
return ((this.toString != null) ? this.toString : super.toString());
}
}
public Messages() {
setRendererType(DEFAULT_RENDERER);
}
@Override
public String getFamily() {
return COMPONENT_FAMILY;
}
public boolean isGlobalOnly() {
return (Boolean) getStateHelper().eval(PropertyKeys.globalOnly, false);
}
public void setGlobalOnly(final boolean globalOnly) {
setAttribute(PropertyKeys.globalOnly, globalOnly);
}
@Override
public boolean isAutoUpdate() {
return (Boolean) getStateHelper().eval(PropertyKeys.autoUpdate, false);
}
public void setAutoUpdate(final boolean autoUpdate) {
setAttribute(PropertyKeys.autoUpdate, autoUpdate);
}
@SuppressWarnings("unchecked")
public void setAttribute(final PropertyKeys property, final Object value) {
getStateHelper().put(property, value);
List<String> setAttributes =
(List<String>) this.getAttributes().get("javax.faces.component.UIComponentBase.attributesThatAreSet");
if (setAttributes == null) {
final String cname = this.getClass().getName();
if (cname != null && cname.startsWith(OPTIMIZED_PACKAGE)) {
setAttributes = new ArrayList<String>(6);
this.getAttributes().put("javax.faces.component.UIComponentBase.attributesThatAreSet", setAttributes);
}
}
if (setAttributes != null && value == null) {
final String attributeName = property.toString();
final ValueExpression ve = getValueExpression(attributeName);
if (ve == null) {
setAttributes.remove(attributeName);
} else if (!setAttributes.contains(attributeName)) {
setAttributes.add(attributeName);
}
}
}
}