/*
* 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.sling.installer.factories.configuration.impl;
import org.apache.sling.installer.api.tasks.InstallationContext;
import org.apache.sling.installer.api.tasks.ResourceState;
import org.apache.sling.installer.api.tasks.TaskResourceGroup;
import org.osgi.service.cm.Configuration;
import org.osgi.service.cm.ConfigurationAdmin;
/** Remove a Configuration */
public class ConfigRemoveTask extends AbstractConfigTask {
private static final String CONFIG_REMOVE_ORDER = "10-";
public ConfigRemoveTask(final TaskResourceGroup r,
final ConfigurationAdmin configAdmin) {
super(r, configAdmin);
}
@Override
public String getSortKey() {
return CONFIG_REMOVE_ORDER + getCompositePid();
}
/**
* @see org.apache.sling.installer.api.tasks.InstallTask#execute(org.apache.sling.installer.api.tasks.InstallationContext)
*/
@SuppressWarnings("unchecked")
public void execute(final InstallationContext ctx) {
synchronized ( ConfigTaskCreator.getLock() ) {
final ConfigurationAdmin ca = this.getConfigurationAdmin();
try {
final Configuration cfg = getConfiguration(ca, false);
if (cfg == null) {
this.getLogger().debug("Cannot delete config , pid={} not found, ignored ({})", getCompositePid(), getResource());
} else {
if ( !ConfigUtil.isSameData(cfg.getProperties(), this.getResource().getDictionary()) ) {
this.getLogger().debug("Configuration has changed after it has been installed!");
} else {
this.getLogger().debug("Deleting config {} ({})", getCompositePid(), getResource());
cfg.delete();
ctx.log("Deleted configuration {} from resource {}", getCompositePid(), getResource());
}
}
} catch (Exception e) {
this.getLogger().debug("Exception during removal of config " + this.getResource() + " : " + e.getMessage() + ". Retrying later.", e);
}
// we always set to uninstalled as the resource really has been deleted
this.setFinishedState(ResourceState.UNINSTALLED);
}
}
}