/**
* This file is part of the Iritgo/Aktera Framework.
*
* Copyright (C) 2005-2011 Iritgo Technologies.
* Copyright (C) 2003-2005 BueroByte GbR.
*
* Iritgo licenses this file to You 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 de.iritgo.aktera.base.module;
import de.iritgo.aktera.license.LicenseTools;
import de.iritgo.aktera.model.Model;
import de.iritgo.aktera.model.ModelException;
import de.iritgo.aktera.model.ModelRequest;
import de.iritgo.aktera.model.ModelResponse;
import de.iritgo.aktera.model.Output;
import de.iritgo.aktera.model.StandardLogEnabledModel;
import de.iritgo.simplelife.string.StringTools;
import org.apache.avalon.framework.configuration.Configuration;
import org.apache.avalon.framework.configuration.ConfigurationException;
import java.util.LinkedList;
import java.util.List;
/**
* Help.
*
* @avalon.component
* @avalon.service type="de.iritgo.aktera.model.Model"
* @x-avalon.info name="aktera.module-info"
* @x-avalon.lifestyle type="singleton"
* @model.model name="aktera.module-info" id="aktera.module-info" logger="aktera"
*/
public class ModuleInfo extends StandardLogEnabledModel
{
/**
* Execute the model.
*
* @param req The model request.
* @return The model response.
*/
public ModelResponse execute(ModelRequest req) throws ModelException
{
ModelResponse res = req.createResponse();
Output outModuleList = res.createOutput("modules");
res.add(outModuleList);
try
{
Configuration config = getConfiguration();
Configuration[] modules = config.getChildren("module");
for (int i = 0; i < modules.length; ++i)
{
Configuration module = modules[i];
if (LicenseTools.getLicenseInfo().moduleAllowed(module.getAttribute("id")))
{
Output outModule = res.createOutput("module_" + module.getAttribute("id"));
outModuleList.add(outModule);
outModule.setAttribute("name", module.getChild("name").getValue());
outModule.setAttribute("version", module.getChild("version").getValue());
outModule.setAttribute("type", module.getAttribute("type", "application"));
outModule.setAttribute("description", module.getChild("description").getValue());
outModule.setAttribute("copyright", module.getChild("copyright").getValue("").replaceAll("\\\\n",
"<br />"));
}
}
}
catch (ConfigurationException x)
{
}
return res;
}
/**
* Create a list of module configurations, sorted by dependencies.
*
* @return The configuration list.
*/
public static List<Configuration> moduleConfigsSortedByDependency(ModelRequest req)
{
List<Configuration> sortedConfigs = new LinkedList<Configuration>();
List<String> resolvedModuleIds = new LinkedList<String>();
try
{
LinkedList<Configuration> configs = new LinkedList<Configuration>();
Model moduleInfo = (Model) req.getService(Model.ROLE, "aktera.module-info");
Configuration[] moduleConfigs = moduleInfo.getConfiguration().getChildren("module");
for (Configuration config : moduleConfigs)
{
configs.add(config);
}
while (! configs.isEmpty())
{
Configuration config = configs.poll();
String moduleId = config.getAttribute("id", "unkown");
String[] deps = config.getChild("dependencies").getAttribute("modules", "").split(",");
boolean resolved = true;
for (String dep : deps)
{
if (! StringTools.isTrimEmpty(dep) && ! resolvedModuleIds.contains(dep))
{
configs.addLast(config);
resolved = false;
break;
}
}
if (resolved)
{
sortedConfigs.add(config);
resolvedModuleIds.add(moduleId);
}
}
}
catch (ModelException x)
{
System.out.println("[ModuleInfo] " + x);
}
return sortedConfigs;
}
}