/*
* Copyright (c) 2015, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* WSO2 Inc. 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.wso2.carbon.event.output.adapter.core.internal.ds;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.osgi.service.component.ComponentContext;
import org.wso2.carbon.event.output.adapter.core.OutputEventAdapterFactory;
import org.wso2.carbon.event.output.adapter.core.OutputEventAdapterService;
import org.wso2.carbon.event.output.adapter.core.internal.CarbonOutputEventAdapterService;
import org.wso2.carbon.event.output.adapter.core.internal.util.EventAdapterConfigHelper;
import org.wso2.carbon.securevault.SecretCallbackHandlerService;
import org.wso2.carbon.utils.ConfigurationContextService;
import java.util.ArrayList;
import java.util.List;
/**
* @scr.component name="event.output.adapter.service" immediate="true"
* @scr.reference name="output.event.adapter.tracker.service"
* interface="org.wso2.carbon.event.output.adapter.core.OutputEventAdapterFactory" cardinality="0..n"
* policy="dynamic" bind="setEventAdapterType" unbind="unSetEventAdapterType"
* @scr.reference name="config.context.service"
* interface="org.wso2.carbon.utils.ConfigurationContextService" cardinality="0..1" policy="dynamic"
* bind="setConfigurationContextService" unbind="unsetConfigurationContextService"
* @scr.reference name="secret.callback.handler.service" cardinality="1..1" policy="dynamic"
* interface="org.wso2.carbon.securevault.SecretCallbackHandlerService"
* bind="setSecretCallbackHandlerService" unbind="unsetSecretCallbackHandlerService"
*/
public class OutputEventAdapterServiceDS {
private static final Log log = LogFactory.getLog(OutputEventAdapterServiceDS.class);
private final static List<OutputEventAdapterFactory> outputEventAdapterFactories = new ArrayList<OutputEventAdapterFactory>();
/**
* initialize the Event Adapter Manager core service here.
*
* @param context the component context that will be passed in from the OSGi environment at activation
*/
protected void activate(ComponentContext context) {
OutputEventAdapterServiceValueHolder.setGlobalAdapterConfigs(EventAdapterConfigHelper.loadGlobalConfigs());
CarbonOutputEventAdapterService outputEventAdapterService = new CarbonOutputEventAdapterService();
OutputEventAdapterServiceValueHolder.setCarbonOutputEventAdapterService(outputEventAdapterService);
registerOutputEventAdapterFactories();
context.getBundleContext().registerService(OutputEventAdapterService.class.getName(), outputEventAdapterService, null);
try {
if (log.isDebugEnabled()) {
log.debug("Successfully deployed the output event adapter service");
}
} catch (RuntimeException e) {
log.error("Can not create the output event adapter service ", e);
}
}
private void registerOutputEventAdapterFactories() {
CarbonOutputEventAdapterService carbonOutputEventAdapterService = OutputEventAdapterServiceValueHolder.getCarbonOutputEventAdapterService();
for (OutputEventAdapterFactory outputEventAdapterFactory : outputEventAdapterFactories) {
carbonOutputEventAdapterService.registerEventAdapterFactory(outputEventAdapterFactory);
}
}
protected void setEventAdapterType(OutputEventAdapterFactory outputEventAdapterFactory) {
try {
if (OutputEventAdapterServiceValueHolder.getCarbonOutputEventAdapterService() != null) {
OutputEventAdapterServiceValueHolder.getCarbonOutputEventAdapterService().registerEventAdapterFactory(outputEventAdapterFactory);
// OutputEventAdapterServiceValueHolder.getCarbonEventPublisherService().activateInactiveEventFormatterConfigurationForAdapter(abstractOutputEventAdapter.getOutputEventAdapterDto().getType());
} else {
outputEventAdapterFactories.add(outputEventAdapterFactory);
}
} catch (Throwable t) {
String outputEventAdapterFactoryClassName = "Unknown";
if (outputEventAdapterFactory != null) {
outputEventAdapterFactoryClassName = outputEventAdapterFactory.getClass().getName();
}
log.error("Unexpected error at initializing output event adapter factory "
+ outputEventAdapterFactoryClassName + ": " + t.getMessage(), t);
}
}
protected void unSetEventAdapterType(OutputEventAdapterFactory outputEventAdapterFactory) {
OutputEventAdapterServiceValueHolder.getCarbonOutputEventAdapterService().unRegisterEventAdapterFactory(outputEventAdapterFactory);
}
protected void setConfigurationContextService(
ConfigurationContextService configurationContextService) {
OutputEventAdapterServiceValueHolder.setConfigurationContextService(configurationContextService);
}
protected void unsetConfigurationContextService(
ConfigurationContextService configurationContextService) {
OutputEventAdapterServiceValueHolder.setConfigurationContextService(null);
}
protected void setSecretCallbackHandlerService(SecretCallbackHandlerService secretCallbackHandlerService) {
OutputEventAdapterServiceValueHolder.setSecretCallbackHandlerService(secretCallbackHandlerService);
}
protected void unsetSecretCallbackHandlerService(SecretCallbackHandlerService secretCallbackHandlerService) {
OutputEventAdapterServiceValueHolder.setSecretCallbackHandlerService(null);
}
}