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add remote session dependency

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merge-requests/1/head
warunalakshitha 7 years ago
parent 808b0d2e5d
commit 3bad1f5747
5 changed files with 23 additions and 157 deletions
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39
components/extensions/remote-session-extension/org.wso2.carbon.device.mgt.extensions.remote.session/src/main/java/org/wso2/carbon/device/mgt/extensions/remote.session/dto/ClientSession.java
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@ -1,39 +0,0 @@
/*
* Copyright (c) 2017, 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.device.mgt.extensions.remote.session.dto;
import org.wso2.carbon.device.mgt.extensions.remote.session.dto.common.RemoteSession;
import javax.websocket.Session;
/**
* {@link ClientSession} is the represent of client which will be connecting to the device
*/
public class ClientSession extends RemoteSession {
public ClientSession(Session session, String tenantDomain, String deviceType, String deviceId, String operationId) {
super(session, tenantDomain, deviceType, deviceId, operationId);
}
@Override
public boolean applyThrottlingPolicy() {
return false;
}
}

47
components/extensions/remote-session-extension/org.wso2.carbon.device.mgt.extensions.remote.session/src/main/java/org/wso2/carbon/device/mgt/extensions/remote.session/dto/DeviceSession.java
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@ -1,47 +0,0 @@
/*
* Copyright (c) 2017, 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.device.mgt.extensions.remote.session.dto;
import org.wso2.carbon.device.mgt.extensions.remote.session.dto.common.RemoteSession;
import org.wso2.carbon.device.mgt.extensions.remote.session.internal.RemoteSessionManagementDataHolder;
import javax.websocket.Session;
/**
* {@link DeviceSession} is the represent of device which will be connecting based on client request
*/
public class DeviceSession extends RemoteSession {
public DeviceSession(Session session, String tenantDomain, String deviceType, String deviceId, String operationId) {
super(session, tenantDomain, deviceType, deviceId, operationId);
}
@Override
public boolean applyThrottlingPolicy() {
if (RemoteSessionManagementDataHolder.getInstance().getMessagesPerSession() > 0) {
long minDurationMessagesPerSecond = 1000 / RemoteSessionManagementDataHolder.getInstance()
.getMessagesPerSession();
if ((System.currentTimeMillis() - getLastMessageTimeStamp()) < minDurationMessagesPerSecond) {
return true;
}
}
return false;
}
}

35
components/extensions/remote-session-extension/org.wso2.carbon.device.mgt.extensions.remote.session/src/main/java/org/wso2/carbon/device/mgt/extensions/remote.session/dto/common/RemoteSession.java → components/extensions/remote-session-extension/org.wso2.carbon.device.mgt.extensions.remote.session/src/main/java/org/wso2/carbon/device/mgt/extensions/remote.session/dto/RemoteSession.java
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@ -19,8 +19,6 @@ package org.wso2.carbon.device.mgt.extensions.remote.session.dto.common;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.json.JSONObject;
import org.wso2.carbon.device.mgt.extensions.remote.session.constants.RemoteSessionConstants;
import org.wso2.carbon.device.mgt.extensions.remote.session.exception.RemoteSessionInvalidException;
import org.wso2.carbon.device.mgt.extensions.remote.session.exception.RemoteSessionManagementException;
@ -31,10 +29,9 @@ import java.nio.ByteBuffer;
/**
* {@link RemoteSession} will represent remote websocket session
* This class implements the behaviours of sending message to the session in multithreaded environment.
*
* This class implements the behaviours of sending message to the session in multithreaded environment.
*/
public abstract class RemoteSession {
public class RemoteSession {
private static final Log log = LogFactory.getLog(RemoteSession.class);
private String tenantDomain, operationId, deviceType, deviceId;
@ -44,23 +41,21 @@ public abstract class RemoteSession {
private Session mySession;
private final Object writeLockObject = new Object();
protected RemoteSession(Session session, String tenantDomain, String deviceType, String deviceId, String
operationId) {
protected RemoteSession(Session session, String tenantDomain, String deviceType, String deviceId) {
this.mySession = session;
this.deviceType = deviceType;
this.deviceId = deviceId;
this.tenantDomain = tenantDomain;
this.operationId = operationId;
}
public void sendMessage(Object message) throws RemoteSessionInvalidException, RemoteSessionManagementException {
private void sendMessage(Object message) throws RemoteSessionInvalidException, RemoteSessionManagementException {
if (message != null) {
boolean isMessageCountExceed = false;
if (mySession != null && mySession.isOpen()) {
synchronized (writeLockObject) {
try {
isMessageCountExceed = applyThrottlingPolicy();
isMessageCountExceed = applyRateLimit();
if (!isMessageCountExceed) {
if (message instanceof String) {
mySession.getBasicRemote().sendText(message.toString());
@ -68,6 +63,8 @@ public abstract class RemoteSession {
mySession.getBasicRemote().sendBinary(ByteBuffer.wrap((byte[]) message));
}
this.lastMessageTimeStamp = System.currentTimeMillis();
} else {
log.warn("Message count per second is exceeded for device id :" + deviceId);
}
} catch (IOException e) {
log.warn("Send data to session failed due to ", e);
@ -77,23 +74,25 @@ public abstract class RemoteSession {
throw new RemoteSessionInvalidException("Peer Session already closed ", new CloseReason
(CloseReason.CloseCodes.CANNOT_ACCEPT, "Peer Session already closed "));
}
if (isMessageCountExceed) {
JSONObject response = new JSONObject();
response.put("code", RemoteSessionConstants.THROTTLE_OUT);
sendMessageToPeer(message.toString());
}
} else {
throw new RemoteSessionManagementException("Message is empty");
}
}
public void sendMessageToPeer(Object message) throws RemoteSessionInvalidException, RemoteSessionManagementException {
public void sendMessageToPeer(Object message) throws RemoteSessionInvalidException,
RemoteSessionManagementException {
peerSession.sendMessage(message);
}
public abstract boolean applyThrottlingPolicy();
/**
* Use for limit the messages for given time
*
* @return message rate applied
*/
public boolean applyRateLimit(){
return false;
}
public Session getMySession() {

52
components/extensions/remote-session-extension/org.wso2.carbon.device.mgt.extensions.remote.session/src/main/java/org/wso2/carbon/device/mgt/extensions/remote.session/exception/RemoteSessionInvalidException.java
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@ -1,52 +0,0 @@
/*
* Copyright (c) 2017, 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.device.mgt.extensions.remote.session.exception;
import javax.websocket.CloseReason;
/**
* This Exception will be thrown, when there any interference with Remote RemoteSession.
*/
public class RemoteSessionInvalidException extends Exception {
CloseReason closeReason;
public RemoteSessionInvalidException(String msg, CloseReason closeReason, Exception nestedEx) {
super(msg, nestedEx);
this.closeReason = closeReason;
}
public RemoteSessionInvalidException(String message, CloseReason closeReason, Throwable cause) {
super(message, cause);
this.closeReason = closeReason;
}
public RemoteSessionInvalidException(String msg, CloseReason closeReason) {
super(msg);
this.closeReason = closeReason;
}
public CloseReason getCloseReason() {
return closeReason;
}
public void setCloseReason(CloseReason closeReason) {
this.closeReason = closeReason;
}
}

7
pom.xml
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@ -460,6 +460,11 @@
<version>${carbon.devicemgt.plugins.version}</version>
<type>war</type>
</dependency>
<dependency>
<groupId>org.wso2.carbon.devicemgt-plugins</groupId>
<artifactId>org.wso2.carbon.device.mgt.extensions.remote.session</artifactId>
<version>${carbon.devicemgt.plugins.version}</version>
</dependency>
<!--Arduino DeviceType Impl, API and Agent-->
<dependency>
@ -1141,7 +1146,7 @@
<javax.ws.rs.version>1.1.1</javax.ws.rs.version>
<!-- Carbon Device Management -->
<carbon.devicemgt.version>3.0.75</carbon.devicemgt.version>
<carbon.devicemgt.version>3.0.93-SNAPSHOT</carbon.devicemgt.version>
<carbon.devicemgt.version.range>[3.0.0, 4.0.0)</carbon.devicemgt.version.range>
<!-- Carbon App Management -->

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