/*
* 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.sms;
import org.apache.axiom.om.OMAbstractFactory;
import org.apache.axiom.om.OMElement;
import org.apache.axis2.AxisFault;
import org.apache.axis2.Constants;
import org.apache.axis2.addressing.EndpointReference;
import org.apache.axis2.client.Options;
import org.apache.axis2.client.ServiceClient;
import org.apache.axis2.context.ConfigurationContext;
import org.apache.axis2.transport.base.BaseConstants;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.wso2.carbon.context.PrivilegedCarbonContext;
import org.wso2.carbon.event.output.adapter.core.EventAdapterUtil;
import org.wso2.carbon.event.output.adapter.core.OutputEventAdapter;
import org.wso2.carbon.event.output.adapter.core.OutputEventAdapterConfiguration;
import org.wso2.carbon.event.output.adapter.core.exception.OutputEventAdapterException;
import org.wso2.carbon.event.output.adapter.core.exception.TestConnectionNotSupportedException;
import org.wso2.carbon.event.output.adapter.sms.internal.ds.SMSEventAdapterServiceValueHolder;
import org.wso2.carbon.event.output.adapter.sms.internal.util.SMSEventAdapterConstants;
import java.util.Map;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.RejectedExecutionException;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
public final class SMSEventAdapter implements OutputEventAdapter {
private static final Log log = LogFactory.getLog(SMSEventAdapter.class);
private OutputEventAdapterConfiguration eventAdapterConfiguration;
private static ThreadPoolExecutor threadPoolExecutor;
private Map<String, String> globalProperties;
private int tenantId;
public SMSEventAdapter(OutputEventAdapterConfiguration eventAdapterConfiguration, Map<String, String> globalProperties) {
this.eventAdapterConfiguration = eventAdapterConfiguration;
this.globalProperties = globalProperties;
}
@Override
public void init() throws OutputEventAdapterException {
tenantId= PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantId();
//ThreadPoolExecutor will be assigned if it is null
if (threadPoolExecutor == null) {
int minThread;
int maxThread;
long defaultKeepAliveTime;
//If global properties are available those will be assigned else constant values will be assigned
if (globalProperties.get(SMSEventAdapterConstants.MIN_THREAD_NAME) != null) {
minThread = Integer.parseInt(globalProperties.get(SMSEventAdapterConstants.MIN_THREAD_NAME));
} else {
minThread = SMSEventAdapterConstants.MIN_THREAD;
}
if (globalProperties.get(SMSEventAdapterConstants.MAX_THREAD_NAME) != null) {
maxThread = Integer.parseInt(globalProperties.get(SMSEventAdapterConstants.MAX_THREAD_NAME));
} else {
maxThread = SMSEventAdapterConstants.MAX_THREAD;
}
if (globalProperties.get(SMSEventAdapterConstants.DEFAULT_KEEP_ALIVE_TIME_NAME) != null) {
defaultKeepAliveTime = Integer.parseInt(globalProperties.get(
SMSEventAdapterConstants.DEFAULT_KEEP_ALIVE_TIME_NAME));
} else {
defaultKeepAliveTime = SMSEventAdapterConstants.DEFAULT_KEEP_ALIVE_TIME;
}
threadPoolExecutor = new ThreadPoolExecutor(minThread, maxThread, defaultKeepAliveTime,
TimeUnit.SECONDS, new LinkedBlockingQueue<Runnable>(1000));
}
}
@Override
public void testConnect() throws TestConnectionNotSupportedException {
throw new TestConnectionNotSupportedException("Test connection is not available");
}
@Override
public void connect() {
//not applicable.
}
@Override
public void publish(Object message, Map<String, String> dynamicProperties) {
String smsNos = dynamicProperties.get(SMSEventAdapterConstants.ADAPTER_MESSAGE_SMS_NO);
if (smsNos != null) {
String[] smsNoArray = smsNos.replaceAll(" ", "").split(SMSEventAdapterConstants.SMS_SEPARATOR);
//Send sms for each sms no
for (String smsNo : smsNoArray) {
try {
threadPoolExecutor.submit(new SMSSender(smsNo, message.toString()));
} catch (RejectedExecutionException e) {
EventAdapterUtil.logAndDrop(eventAdapterConfiguration.getName(), message, "Job queue is full", e, log, tenantId);
}
}
}
}
@Override
public void disconnect() {
//Not applicable.
}
@Override
public void destroy() {
//Not required.
}
@Override
public boolean isPolled() {
return false;
}
class SMSSender implements Runnable {
String smsNo;
String message;
SMSSender(String smsNo, String message) {
this.smsNo = smsNo;
this.message = message;
}
@Override
public void run() {
OMElement payload = OMAbstractFactory.getOMFactory().createOMElement(
BaseConstants.DEFAULT_TEXT_WRAPPER, null);
payload.setText(message);
ServiceClient serviceClient = null;
try {
ConfigurationContext configContext = SMSEventAdapterServiceValueHolder.getConfigurationContextService().getClientConfigContext();
if (configContext != null) {
serviceClient = new ServiceClient(configContext, null);
} else {
serviceClient = new ServiceClient();
}
Options options = new Options();
options.setProperty(Constants.Configuration.ENABLE_REST, Constants.VALUE_TRUE);
options.setTo(new EndpointReference("sms://" + smsNo));
serviceClient.setOptions(options);
serviceClient.fireAndForget(payload);
if (log.isDebugEnabled()) {
log.debug("Sending SMS to " + smsNo + " , message : " + message);
}
} catch (Exception ex) {
EventAdapterUtil.logAndDrop(eventAdapterConfiguration.getName(), message, "Cannot send to '" + smsNo + "'", ex, log, tenantId);
} finally {
if (serviceClient != null) {
try {
serviceClient.cleanup();
} catch (AxisFault axisFault) {
log.error("Error while cleaning-up service client resources at Output SMS Adapter '" + eventAdapterConfiguration.getName() + "'", axisFault);
}
}
}
}
}
}