/*
* Copyright 2015 Red Hat, Inc. and/or its affiliates.
*
* 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.
*/
package org.uberfire.client.mvp;
import java.lang.annotation.Annotation;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import javax.enterprise.context.ApplicationScoped;
import javax.inject.Named;
import org.jboss.errai.ioc.client.container.IOC;
import org.jboss.errai.ioc.client.container.IOCBeanDef;
import org.jboss.errai.ioc.client.container.SyncBeanManager;
@ApplicationScoped
public class ActivityBeansInfo {
private static Comparator<String> ALPHABETICAL_ORDER = new Comparator<String>() {
public int compare(String str1,
String str2) {
int res = String.CASE_INSENSITIVE_ORDER.compare(str1,
str2);
if (res == 0) {
res = str1.compareTo(str2);
}
return res;
}
};
public List<String> getAvailableWorkbenchScreensIds() {
return lookupBeansId(WorkbenchScreenActivity.class);
}
public List<String> getAvailablePerspectivesIds() {
return lookupBeansId(PerspectiveActivity.class);
}
public List<String> getAvailableSplashScreensIds() {
return lookupBeansId(SplashScreenActivity.class);
}
public List<String> getAvailableWorkbenchEditorsIds() {
return lookupBeansId(WorkbenchEditorActivity.class);
}
public void addActivityBean(List<String> activityBeans,
String newBean) {
activityBeans.add(newBean);
Collections.sort(activityBeans,
ALPHABETICAL_ORDER);
}
private List<String> lookupBeansId(Class<?> activityClass) {
final Collection<? extends IOCBeanDef<?>> screens = lookupBeans(activityClass);
List<String> result = new ArrayList<String>();
for (final IOCBeanDef<?> beanDef : screens) {
result.add(getId(beanDef));
}
Collections.sort(result,
ALPHABETICAL_ORDER);
return result;
}
public Collection<? extends IOCBeanDef<?>> lookupBeans(final Class<?> activityClass) {
return getBeanManager().lookupBeans(activityClass);
}
public String getId(final IOCBeanDef<?> beanDef) {
for (final Annotation annotation : beanDef.getQualifiers()) {
if (isNamed(annotation)) {
return ((Named) annotation).value();
}
}
if (hasBeanName(beanDef)) {
return beanDef.getName();
}
return "";
}
boolean isNamed(Annotation annotation) {
return annotation instanceof Named;
}
public SyncBeanManager getBeanManager() {
return IOC.getBeanManager();
}
private boolean hasBeanName(IOCBeanDef<?> beanDef) {
return beanDef.getName() != null && !beanDef.getName().isEmpty();
}
}