/*
* JBoss, Home of Professional Open Source
* Copyright 2013, Red Hat, Inc. and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
/**
*
*/
package org.richfaces.javascript;
import com.google.common.base.Function;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableMap.Builder;
import com.google.common.collect.Iterables;
import com.google.common.collect.Maps;
import org.richfaces.log.Logger;
import org.richfaces.log.RichfacesLogger;
import org.richfaces.resource.ResourceKey;
import org.richfaces.validator.model.ClientSideScripts;
import org.richfaces.validator.model.Component;
import org.richfaces.validator.model.Resource;
import javax.faces.FacesException;
import javax.xml.bind.JAXB;
import java.io.IOException;
import java.net.URL;
import java.util.Collections;
import java.util.Enumeration;
import java.util.Map;
/**
* @author asmirnov
*
*/
public final class ClientServiceConfigParser {
private static final Logger LOG = RichfacesLogger.CONFIG.getLogger();
private ClientServiceConfigParser() {
}
public static Map<Class<?>, LibraryFunction> parseConfig(String name) {
ClassLoader loader = Thread.currentThread().getContextClassLoader();
if (null == loader) {
loader = ClientServiceConfigParser.class.getClassLoader();
}
Builder<Class<?>, LibraryFunction> resultBuilder = ImmutableMap.builder();
try {
Enumeration<URL> resources = loader.getResources(name);
while (resources.hasMoreElements()) {
URL url = (URL) resources.nextElement();
resultBuilder.putAll(parse(loader, url));
}
} catch (IOException e) {
return Collections.emptyMap();
}
return resultBuilder.build();
}
static Map<Class<?>, LibraryFunction> parse(ClassLoader loader, URL url) {
Map<Class<?>, LibraryFunction> result = Maps.newHashMap();
try {
ClientSideScripts clientSideScripts = JAXB.unmarshal(url, ClientSideScripts.class);
for (Component component : clientSideScripts.getComponent()) {
try {
Class<?> componentClass = loader.loadClass(component.getType());
Iterable<ResourceKey> resources = Iterables.transform(component.getResource(),
new Function<Resource, ResourceKey>() {
public ResourceKey apply(Resource from) {
return ResourceKey.create(from.getName(), from.getLibrary());
}
});
LibraryFunctionImplementation function = new LibraryFunctionImplementation(component.getFunction(),
resources);
result.put(componentClass, function);
} catch (ClassNotFoundException e) {
// throw new FacesException("Class for component not found", e);
LOG.warn("Found JavaScript function definition for class " + component.getType()
+ ", but that class is not presented");
}
}
} catch (Exception e) {
throw new FacesException("Error parsing config file " + url, e);
}
return result;
}
}