public boolean addProperty(String managed_element_uuid, String name, String value)
throws PropertyExistException, InvalidNameException {
ManagedElement me1 = getLocalElement(managed_element_uuid);
if (me1 != null) {
return me1.addProperty(name, value);
} else {
String auri = agent.getExternalAgentUri(managed_element_uuid);
if (auri != null) {
CMessage msg = new CMessage();
msg.setTo(auri);
msg.setObject("runtimemodel");
msg.setBody("addProperty");
msg.addHeader("uuid", managed_element_uuid);
msg.addHeader("name", name);
msg.addHeader("value", value);
try {
CMessage resultmsg = sendAndWait(msg);
if (resultmsg != null) {
if (resultmsg.getBody() != null) {
if (resultmsg.getBody().toString().equalsIgnoreCase("true")) {
return true;
}
}
}
} catch (TimeOutException e) {
e.printStackTrace();
}
}
}
return false; // To change body of implemented methods use File | Settings | File Templates.
}
public boolean hasReferencedElement(
String managed_element_uuid, String reference_name, String referenced_element_uuri) {
ManagedElement me1 = getLocalElement(managed_element_uuid);
if (me1 != null) {
Reference r = me1.getReference(reference_name);
if (r != null) {
return r.hasReferencedElement(referenced_element_uuri);
}
} else {
String auri = agent.getExternalAgentUri(managed_element_uuid);
if (auri != null) {
CMessage msg = new CMessage();
msg.setTo(auri);
msg.setObject("runtimemodel");
msg.setBody("hasReferencedElement");
msg.addHeader("uuid", managed_element_uuid);
msg.addHeader("name", reference_name);
msg.addHeader("refuuid", referenced_element_uuri);
try {
CMessage resultmsg = sendAndWait(msg);
if (resultmsg != null) {
if (resultmsg.getBody() != null) {
if (resultmsg.getBody().toString().equalsIgnoreCase("true")) {
return true;
}
}
}
} catch (TimeOutException e) {
e.printStackTrace();
}
}
}
return false;
}
public void send(CMessage msg) throws Exception {
if (msg != null) {
msg.setFrom(getCubeAgent().getUri());
msg.setReplyTo(getCubeAgent().getUri());
/*if (msg.getTo() != null && !msg.getTo().contains("/ext/"))
msg.setTo(msg.getTo() + "/ext/" + getExtensionFactory().getExtensionId());*/
getCubeAgent().getCommunicator().sendMessage(msg);
}
}
public String getPropertyValue(String managed_element_uuid, String name) {
ManagedElement me1 = getLocalElement(managed_element_uuid);
if (me1 != null) {
// System.out.println(".... get property value (local) of element: " + managed_element_uuid);
return me1.getProperty(name);
} else {
// System.out.println(".... get property value (remote) of element: " + managed_element_uuid);
String auri = agent.getExternalAgentUri(managed_element_uuid);
if (auri != null) {
CMessage msg = new CMessage();
msg.setTo(auri);
msg.setObject("runtimemodel");
msg.setBody("getPropertyValue");
msg.addHeader("uuid", managed_element_uuid);
msg.addHeader("name", name);
try {
CMessage resultmsg = sendAndWait(msg);
if (resultmsg != null) {
if (resultmsg.getBody() != null) {
return resultmsg.getBody().toString();
}
}
} catch (TimeOutException e) {
e.printStackTrace();
}
} else {
System.out.println(
".... get property value: impossible to find agent uri of instance "
+ managed_element_uuid);
}
}
return null;
}
public List<String> getReferencedElements(String managed_element_uuid, String reference_name) {
List<String> result = new ArrayList<String>();
ManagedElement me1 = getLocalElement(managed_element_uuid);
if (me1 != null) {
Reference r = me1.getReference(reference_name);
if (r != null) {
return r.getReferencedElements();
} else {
// System.out.println("CONTROLLER: no reference with name: " + reference_name);
}
} else {
String auri = agent.getExternalAgentUri(managed_element_uuid);
if (auri != null) {
CMessage msg = new CMessage();
msg.setTo(auri);
msg.setObject("runtimemodel");
msg.setBody("getReferencedElements");
msg.addHeader("uuid", managed_element_uuid);
msg.addHeader("name", reference_name);
try {
CMessage resultmsg = sendAndWait(msg);
if (resultmsg != null) {
if (resultmsg.getBody() != null) {
String[] tmp = resultmsg.getBody().toString().split(",");
for (int i = 0; i < tmp.length; i++) {
if (tmp[i] != null && tmp[i].length() > 0) {
String[] tmp2 = tmp[i].split("###");
String agenturi = tmp2[0];
String elementuuid = tmp2[1];
if (!agenturi.equalsIgnoreCase(getCubeAgent().getUri())) {
this.agent.addExternalElement(elementuuid, agenturi);
}
result.add(elementuuid);
}
}
}
}
} catch (TimeOutException e) {
e.printStackTrace();
}
}
}
return result;
}
public CMessage sendAndWait(CMessage msg) throws TimeOutException {
if (msg != null) {
msg.setFrom(getCubeAgent().getUri());
msg.setReplyTo(getCubeAgent().getUri());
/*if (msg.getTo() != null && !msg.getTo().contains("/ext/"))
msg.setTo(msg.getTo() + "/ext/" + getExtensionFactory().getExtensionId());*/
// String to = msg.getTo();
msg.setCorrelation(++correlation);
waitingCorrelation = msg.getCorrelation();
// System.out.println(msg.toString());
try {
this.waitingMessage = null;
this.getCubeAgent().getCommunicator().sendMessage(msg);
} catch (Exception e) {
// this.getCubeAgent().getLogger().warning("The Plugin could not send a message to " + to +
// "!");
}
try {
long initialTime = System.currentTimeMillis();
long currentTime = initialTime;
long waitingTime = TIMEOUT;
synchronized (csplock) {
while (((currentTime < (initialTime + TIMEOUT)) && waitingTime > 1)
&& (this.waitingMessage == null)) {
csplock.wait(waitingTime);
currentTime = System.currentTimeMillis();
waitingTime = waitingTime - (currentTime - initialTime);
}
}
} catch (InterruptedException e) {
// this.getCubeAgent().getLogger().warning("The Plugin waits for a response message from " +
// to + " but no answer! timeout excedded!");
}
return this.waitingMessage;
} else {
return null;
}
}
public void receiveMessage(CMessage msg) {
if (msg.getCorrelation() == waitingCorrelation) {
this.waitingMessage = msg;
if (csplock != null) {
synchronized (csplock) {
csplock.notify();
}
}
waitingCorrelation = -1;
}
try {
handleMessage(msg);
} catch (Exception ex) {
// getCubeAgent().getLogger().error("[AbstractPlugin.receiveMessage] " + ex.getMessage());
}
}
public ManagedElement getRemoteElement(String managed_element_uuid) {
String auri = agent.getExternalAgentUri(managed_element_uuid);
if (auri != null) {
CMessage msg = new CMessage();
msg.setTo(auri);
msg.setObject("runtimemodel");
msg.setBody("getRemoteElement");
msg.addHeader("uuid", managed_element_uuid);
try {
CMessage resultmsg = sendAndWait(msg);
if (resultmsg != null) {
return resultmsg.getAttachement();
}
} catch (TimeOutException e) {
e.printStackTrace();
}
}
return null;
}
protected void handleMessage(CMessage msg) throws Exception {
if (msg != null) {
if (msg.getBody() != null) {
if (msg.getBody().toString().equalsIgnoreCase("getPropertyValue")) {
Object uuid = msg.getHeader("uuid");
Object name = msg.getHeader("name");
String p = null;
if (uuid != null && name != null) {
p = getPropertyValue(uuid.toString(), name.toString());
}
CMessage resmsg = new CMessage();
resmsg.setTo(msg.getFrom());
resmsg.setCorrelation(msg.getCorrelation());
resmsg.setObject(msg.getObject());
resmsg.setBody(p);
try {
getCubeAgent().getCommunicator().sendMessage(resmsg);
} catch (CommunicationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
} else if (msg.getBody().toString().equalsIgnoreCase("addProperty")) {
Object uuid = msg.getHeader("uuid");
Object name = msg.getHeader("name");
Object value = msg.getHeader("value");
boolean p = false;
if (uuid != null && name != null && value != null) {
p = addProperty(uuid.toString(), name.toString(), value.toString());
}
CMessage resmsg = new CMessage();
resmsg.setTo(msg.getFrom());
resmsg.setCorrelation(msg.getCorrelation());
resmsg.setObject(msg.getObject());
if (p == true) resmsg.setBody("true");
else resmsg.setBody("false");
try {
getCubeAgent().getCommunicator().sendMessage(resmsg);
} catch (CommunicationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
} else if (msg.getBody().toString().equalsIgnoreCase("getReferencedElements")) {
Object uuid = msg.getHeader("uuid");
Object name = msg.getHeader("name");
String resultat = "";
if (uuid != null && name != null) {
List<String> res = getReferencedElements(uuid.toString(), name.toString());
for (String r : res) {
resultat +=
this.agent.getRuntimeModelController().getAgentOfElement(r) + "###" + r + ",";
}
}
CMessage resmsg = new CMessage();
resmsg.setTo(msg.getFrom());
resmsg.setCorrelation(msg.getCorrelation());
resmsg.setObject(msg.getObject());
resmsg.setBody(resultat);
try {
getCubeAgent().getCommunicator().sendMessage(resmsg);
} catch (CommunicationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
} else if (msg.getBody().toString().equalsIgnoreCase("addReferencedElement")) {
Object uuid = msg.getHeader("uuid");
Object name = msg.getHeader("name");
Object onlyone = msg.getHeader("onlyone");
Object refuuid = msg.getHeader("refuuid");
boolean p = false;
if (uuid != null && name != null && refuuid != null) {
this.agent.addExternalElement(refuuid.toString(), msg.getFrom().toString());
p =
addReferencedElement(
uuid.toString(),
name.toString(),
onlyone.toString().equalsIgnoreCase("true") ? true : false,
refuuid.toString());
}
CMessage resmsg = new CMessage();
resmsg.setTo(msg.getFrom());
resmsg.setCorrelation(msg.getCorrelation());
resmsg.setObject(msg.getObject());
if (p == true) resmsg.setBody("true");
else resmsg.setBody("false");
try {
getCubeAgent().getCommunicator().sendMessage(resmsg);
} catch (CommunicationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
} else if (msg.getBody().toString().equalsIgnoreCase("removeReferencedElement")) {
Object uuid = msg.getHeader("uuid");
Object name = msg.getHeader("name");
Object refuuid = msg.getHeader("refuuid");
boolean p = false;
if (uuid != null && name != null && refuuid != null) {
p = removeReferencedElement(uuid.toString(), name.toString(), refuuid.toString());
}
CMessage resmsg = new CMessage();
resmsg.setTo(msg.getFrom());
resmsg.setCorrelation(msg.getCorrelation());
resmsg.setObject(msg.getObject());
if (p == true) resmsg.setBody("true");
else resmsg.setBody("false");
try {
getCubeAgent().getCommunicator().sendMessage(resmsg);
} catch (CommunicationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
} else if (msg.getBody().toString().equalsIgnoreCase("hasReferencedElement")) {
Object uuid = msg.getHeader("uuid");
Object name = msg.getHeader("name");
Object refuuid = msg.getHeader("refuuid");
boolean p = false;
if (uuid != null && name != null && refuuid != null) {
p = hasReferencedElement(uuid.toString(), name.toString(), refuuid.toString());
}
CMessage resmsg = new CMessage();
resmsg.setTo(msg.getFrom());
resmsg.setCorrelation(msg.getCorrelation());
resmsg.setObject(msg.getObject());
if (p == true) resmsg.setBody("true");
else resmsg.setBody("false");
try {
getCubeAgent().getCommunicator().sendMessage(resmsg);
} catch (CommunicationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
} else if (msg.getBody().toString().equalsIgnoreCase("getRemoteElement")) {
Object uuid = msg.getHeader("uuid");
ManagedElement me = null;
if (uuid != null) {
me = getLocalElement(uuid.toString());
}
CMessage resmsg = new CMessage();
resmsg.setTo(msg.getFrom());
resmsg.setCorrelation(msg.getCorrelation());
resmsg.setAttachement(me);
resmsg.setObject(msg.getObject());
try {
getCubeAgent().getCommunicator().sendMessage(resmsg);
} catch (CommunicationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
}
}
public boolean addReferencedElement(
String managed_element_uuid,
String reference_name,
boolean onlyone,
String referenced_element_uuid)
throws InvalidNameException {
ManagedElement me1 = getLocalElement(managed_element_uuid);
if (me1 != null) {
// System.out.println("add Local Reference Element ...");
Reference r = me1.getReference(reference_name);
if (r == null) {
// System.out.println("Reference '"+reference_name+"' does not exists! we will create it!");
r = me1.addReference(reference_name, onlyone);
}
if (r != null) {
r.addReferencedElement(referenced_element_uuid);
return true;
}
} else {
// System.out.println("add Remote Reference Element ...");
String auri = agent.getExternalAgentUri(managed_element_uuid);
if (auri != null) {
CMessage msg = new CMessage();
msg.setTo(auri);
msg.setObject("runtimemodel");
msg.setBody("addReferencedElement");
msg.addHeader("uuid", managed_element_uuid);
msg.addHeader("name", reference_name);
msg.addHeader("onlyone", onlyone == true ? "true" : "false");
msg.addHeader("refuuid", referenced_element_uuid);
try {
CMessage resultmsg = sendAndWait(msg);
if (resultmsg != null) {
if (resultmsg.getBody() != null) {
if (resultmsg.getBody().toString().equalsIgnoreCase("true")) {
return true;
}
}
}
} catch (TimeOutException e) {
e.printStackTrace();
}
} else {
System.out.println("External agent of element '" + managed_element_uuid + "' not found!");
}
}
return false;
}