/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF 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 org.apache.geronimo.deployment.cli;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import org.apache.geronimo.common.DeploymentException;
import org.apache.geronimo.gbean.AbstractName;
import org.apache.geronimo.gbean.AbstractNameQuery;
import org.apache.geronimo.kernel.GBeanNotFoundException;
import org.apache.geronimo.kernel.Kernel;
import org.apache.geronimo.kernel.config.ConfigurationManager;
import org.apache.geronimo.kernel.config.ConfigurationStore;
import org.apache.geronimo.kernel.config.ConfigurationUtil;
import org.apache.geronimo.kernel.config.LifecycleException;
import org.apache.geronimo.kernel.config.NoSuchConfigException;
import org.apache.geronimo.kernel.config.PersistentConfigurationList;
import org.apache.geronimo.kernel.config.SwitchablePersistentConfigurationList;
import org.apache.geronimo.kernel.repository.Artifact;
import org.apache.geronimo.kernel.repository.ArtifactResolver;
import org.apache.geronimo.kernel.repository.MissingDependencyException;
/**
* @version $Rev: 476049 $ $Date: 2006-11-17 15:35:17 +1100 (Fri, 17 Nov 2006) $
*/
public class OfflineDeployerStarter {
private static final Artifact OFFLINE_DEPLOYER_ARTIFACT = new Artifact("org.apache.geronimo.framework",
"offline-deployer",
(String) null,
"car");
private final Kernel kernel;
private final AbstractName onlineDeployerConfigurationManagerName;
private final ConfigurationManager onlineDeployerConfigurationManager;
private final Set<AbstractName> onlineDeployerConfigStores;
public OfflineDeployerStarter(Kernel kernel) throws GBeanNotFoundException {
if (null == kernel) {
throw new IllegalArgumentException("kernel is required");
}
this.kernel = kernel;
onlineDeployerConfigurationManagerName = ConfigurationUtil.getConfigurationManagerName(kernel);
onlineDeployerConfigurationManager = ConfigurationUtil.getConfigurationManager(kernel);
onlineDeployerConfigStores = kernel.listGBeans(new AbstractNameQuery(ConfigurationStore.class.getName()));
}
public void start() throws DeploymentException {
try {
Artifact offlineDeployerArtifact = resolveOfflineDeployer();
startOfflineConfiguration(offlineDeployerArtifact);
startPersistentOfflineConfigurations(offlineDeployerArtifact);
stopOfflineConfigurationManager();
//stopOnlineConfigStores(); // If we stop the stores here, we are left with no stores to work with!!
enablePersistentConfigurationTracking();
} catch (Exception e) {
throw new DeploymentException("Unexpected error. Cannot start offline-deployer", e);
}
onlineDeployerConfigurationManager.setOnline(false);
}
protected Artifact resolveOfflineDeployer() throws MissingDependencyException {
ArtifactResolver artifactResolver = onlineDeployerConfigurationManager.getArtifactResolver();
return artifactResolver.resolveInClassLoader(OFFLINE_DEPLOYER_ARTIFACT);
}
protected void enablePersistentConfigurationTracking() throws GBeanNotFoundException {
SwitchablePersistentConfigurationList switchableList = (SwitchablePersistentConfigurationList) kernel.getGBean(SwitchablePersistentConfigurationList.class);
switchableList.setOnline(true);
}
protected void stopOnlineConfigStores() throws GBeanNotFoundException {
for (AbstractName configStoreName : onlineDeployerConfigStores) {
kernel.stopGBean(configStoreName);
}
}
protected void stopOfflineConfigurationManager() throws GBeanNotFoundException {
Set names = kernel.listGBeans(new AbstractNameQuery(ConfigurationManager.class.getName()));
for (Iterator iterator = names.iterator(); iterator.hasNext();) {
AbstractName abstractName = (AbstractName) iterator.next();
if (!onlineDeployerConfigurationManagerName.equals(abstractName)) {
kernel.stopGBean(abstractName);
}
}
}
protected void startPersistentOfflineConfigurations(Artifact offlineDeployerArtifact) throws Exception {
AbstractNameQuery query = new AbstractNameQuery(offlineDeployerArtifact,
Collections.EMPTY_MAP,
Collections.singleton(PersistentConfigurationList.class.getName()));
Set configLists = kernel.listGBeans(query);
List<Artifact> configs = new ArrayList<Artifact>();
for (Iterator i = configLists.iterator(); i.hasNext();) {
AbstractName configListName = (AbstractName) i.next();
configs.addAll((List<Artifact>) kernel.invoke(configListName, "restore"));
}
for (Artifact config : configs) {
onlineDeployerConfigurationManager.loadConfiguration(config);
onlineDeployerConfigurationManager.startConfiguration(config);
}
}
protected void startOfflineConfiguration(Artifact offlineDeployerArtifact) throws NoSuchConfigException, LifecycleException {
onlineDeployerConfigurationManager.loadConfiguration(offlineDeployerArtifact);
onlineDeployerConfigurationManager.startConfiguration(offlineDeployerArtifact);
}
}