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Dictionary.java
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Dictionary.java
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/*
* Copyright 2011-2019 the original author or authors.
*
* 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.appng.application.manager.business;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Enumeration;
import java.util.List;
import java.util.Locale;
import java.util.ResourceBundle;
import java.util.SortedSet;
import java.util.TreeSet;
import org.appng.api.DataContainer;
import org.appng.api.DataProvider;
import org.appng.api.Environment;
import org.appng.api.FieldProcessor;
import org.appng.api.Options;
import org.appng.api.Request;
import org.appng.api.model.Application;
import org.appng.api.model.Property;
import org.appng.api.model.Site;
import org.appng.application.manager.service.ServiceAware;
import org.appng.core.domain.PropertyImpl;
import org.springframework.context.support.ResourceBundleMessageSource;
import org.springframework.stereotype.Component;
/**
* A {@link DataProvider} providing the available messages from an {@link ResourceBundle} for a {@link Application} or
* the platform.
*
* @author Matthias Müller
*/
@Component
public class Dictionary extends ServiceAware implements DataProvider {
private static final String MESSAGES_CORE = "messages-core";
public DataContainer getData(Site site, Application application, Environment environment, Options options,
Request request, FieldProcessor fp) {
ResourceBundle bundle = null;
List<Property> properties = new ArrayList<Property>();
Integer applicationId = options.getInteger("application", "id");
Locale locale = environment.getLocale();
if (null != applicationId) {
ResourceBundleMessageSource messageSource = getBundleForApplication(site, environment, applicationId);
// for (String key : messageSource.getKeys(locale)) {
// properties.add(new PropertyImpl(key,
// messageSource.getMessage(key, new Object[0], locale)));
// }
} else {
ClassLoader parent = site.getSiteClassLoader().getParent();
bundle = ResourceBundle.getBundle(MESSAGES_CORE, locale, parent);
properties.addAll(getPropertiesFromBundle(bundle));
}
DataContainer data = new DataContainer(fp);
data.setPage(properties, fp.getPageable());
return data;
}
private ResourceBundleMessageSource getBundleForApplication(Site site, Environment environment,
Integer applicationId) {
for (Application p : site.getApplications()) {
if (p.getId().equals(applicationId)) {
return p.getBean(ResourceBundleMessageSource.class);
}
}
return null;
}
private Collection<Property> getPropertiesFromBundle(ResourceBundle bundle) {
SortedSet<Property> properties = new TreeSet<Property>();
if (null != bundle) {
Enumeration<String> keys = bundle.getKeys();
while (keys.hasMoreElements()) {
String key = keys.nextElement();
properties.add(new PropertyImpl(key, bundle.getString(key)));
}
}
return properties;
}
}