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 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;
}
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;
}
/**
* Applies the predicate information located on the objectVariable, on the subjectVariable to
* limit the research domain space.
*
* <p>It should be only implemented for UnaryConstraints.
*
* @param subjectVariable
* @param objectVariable
*/
public boolean applyDescription(
CubeAgent agent, Variable subjectVariable, Variable objectVariable) {
if (subjectVariable != null && objectVariable != null && objectVariable.getValue() != null) {
Reference ref = subjectVariable.getReference(Scope.CORE_SCOPE_MASTER);
if (ref == null) {
try {
Reference r = subjectVariable.addReference(Scope.CORE_SCOPE_MASTER, true);
if (r != null) {
r.addReferencedElement(objectVariable.getValue().toString());
return true;
}
} catch (InvalidNameException e) {
e.printStackTrace();
}
} else {
ref.addReferencedElement(objectVariable.getValue().toString());
return true;
}
}
return false;
}