private void writeObject(ObjectOutputStream stream) throws IOException {
stream.defaultWriteObject();
Type<E> type = SerializationContext.getType(entityClass);
EntityProxy<E> proxy = type.proxyProvider().apply(entity);
for (Property<E, ?> property : proxy.filterProperties(getPropertyFilter())) {
Object value = property.get();
stream.writeObject(value);
}
}
@Override
public String getSerializedApiError(
ServerApiException ex, Map<String, Object[]> apiCommandParams, String responseType) {
String responseName = null;
Class<?> cmdClass = null;
String responseText = null;
if (ex == null) {
// this call should not be invoked with null exception
return getSerializedApiError(
HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
"Some internal error happened",
apiCommandParams,
responseType);
}
try {
if (ex.getErrorCode() == ApiErrorCode.UNSUPPORTED_ACTION_ERROR
|| apiCommandParams == null
|| apiCommandParams.isEmpty()) {
responseName = "errorresponse";
} else {
Object cmdObj = apiCommandParams.get("command");
// cmd name can be null when "command" parameter is missing in
// the request
if (cmdObj != null) {
String cmdName = ((String[]) cmdObj)[0];
cmdClass = getCmdClass(cmdName);
if (cmdClass != null) {
responseName = ((BaseCmd) cmdClass.newInstance()).getCommandName();
} else {
responseName = "errorresponse";
}
}
}
ExceptionResponse apiResponse = new ExceptionResponse();
apiResponse.setErrorCode(ex.getErrorCode().getHttpCode());
apiResponse.setErrorText(ex.getDescription());
apiResponse.setResponseName(responseName);
ArrayList<ExceptionProxyObject> idList = ex.getIdProxyList();
if (idList != null) {
for (int i = 0; i < idList.size(); i++) {
apiResponse.addProxyObject(idList.get(i));
}
}
// Also copy over the cserror code and the function/layer in which
// it was thrown.
apiResponse.setCSErrorCode(ex.getCSErrorCode());
SerializationContext.current().setUuidTranslation(true);
responseText = ApiResponseSerializer.toSerializedString(apiResponse, responseType);
} catch (Exception e) {
s_logger.error("Exception responding to http request", e);
}
return responseText;
}
private void readObject(ObjectInputStream stream) throws IOException, ClassNotFoundException {
stream.defaultReadObject();
Type<E> type = SerializationContext.getType(entityClass);
entity = type.factory().get();
EntityProxy<E> proxy = type.proxyProvider().apply(entity);
for (Property<E, ?> property : proxy.filterProperties(getPropertyFilter())) {
Object value = stream.readObject();
property.setObject(value, PropertyState.LOADED);
}
}
@Override
public String getSerializedApiError(
int errorCode,
String errorText,
Map<String, Object[]> apiCommandParams,
String responseType) {
String responseName = null;
Class<?> cmdClass = null;
String responseText = null;
try {
if (apiCommandParams == null || apiCommandParams.isEmpty()) {
responseName = "errorresponse";
} else {
Object cmdObj = apiCommandParams.get("command");
// cmd name can be null when "command" parameter is missing in the request
if (cmdObj != null) {
String cmdName = ((String[]) cmdObj)[0];
cmdClass = getCmdClass(cmdName);
if (cmdClass != null) {
responseName = ((BaseCmd) cmdClass.newInstance()).getCommandName();
} else {
responseName = "errorresponse";
}
}
}
ExceptionResponse apiResponse = new ExceptionResponse();
apiResponse.setErrorCode(errorCode);
apiResponse.setErrorText(errorText);
apiResponse.setResponseName(responseName);
SerializationContext.current().setUuidTranslation(true);
responseText = ApiResponseSerializer.toSerializedString(apiResponse, responseType);
} catch (Exception e) {
s_logger.error("Exception responding to http request", e);
}
return responseText;
}
private String queueCommand(BaseCmd cmdObj, Map<String, String> params) throws Exception {
CallContext ctx = CallContext.current();
Long callerUserId = ctx.getCallingUserId();
Account caller = ctx.getCallingAccount();
// Queue command based on Cmd super class:
// BaseCmd: cmd is dispatched to ApiDispatcher, executed, serialized and returned.
// BaseAsyncCreateCmd: cmd params are processed and create() is called, then same workflow as
// BaseAsyncCmd.
// BaseAsyncCmd: cmd is processed and submitted as an AsyncJob, job related info is serialized
// and returned.
if (cmdObj instanceof BaseAsyncCmd) {
Long objectId = null;
String objectUuid = null;
if (cmdObj instanceof BaseAsyncCreateCmd) {
BaseAsyncCreateCmd createCmd = (BaseAsyncCreateCmd) cmdObj;
_dispatcher.dispatchCreateCmd(createCmd, params);
objectId = createCmd.getEntityId();
objectUuid = createCmd.getEntityUuid();
params.put("id", objectId.toString());
} else {
ApiDispatcher.processParameters(cmdObj, params);
}
BaseAsyncCmd asyncCmd = (BaseAsyncCmd) cmdObj;
if (callerUserId != null) {
params.put("ctxUserId", callerUserId.toString());
}
if (caller != null) {
params.put("ctxAccountId", String.valueOf(caller.getId()));
}
long startEventId = ctx.getStartEventId();
asyncCmd.setStartEventId(startEventId);
// save the scheduled event
Long eventId =
ActionEventUtils.onScheduledActionEvent(
(callerUserId == null) ? User.UID_SYSTEM : callerUserId,
asyncCmd.getEntityOwnerId(),
asyncCmd.getEventType(),
asyncCmd.getEventDescription(),
startEventId);
if (startEventId == 0) {
// There was no create event before, set current event id as start eventId
startEventId = eventId;
}
params.put("ctxStartEventId", String.valueOf(startEventId));
params.put("cmdEventType", asyncCmd.getEventType().toString());
Long instanceId = (objectId == null) ? asyncCmd.getInstanceId() : objectId;
AsyncJobVO job =
new AsyncJobVO(
ctx.getContextId(),
callerUserId,
caller.getId(),
cmdObj.getClass().getName(),
ApiGsonHelper.getBuilder().create().toJson(params),
instanceId,
asyncCmd.getInstanceType() != null ? asyncCmd.getInstanceType().toString() : null);
job.setDispatcher(_asyncDispatcher.getName());
long jobId = _asyncMgr.submitAsyncJob(job);
if (jobId == 0L) {
String errorMsg = "Unable to schedule async job for command " + job.getCmd();
s_logger.warn(errorMsg);
throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, errorMsg);
}
if (objectId != null) {
String objUuid = (objectUuid == null) ? objectId.toString() : objectUuid;
return getBaseAsyncCreateResponse(jobId, (BaseAsyncCreateCmd) asyncCmd, objUuid);
} else {
SerializationContext.current().setUuidTranslation(true);
return getBaseAsyncResponse(jobId, asyncCmd);
}
} else {
_dispatcher.dispatch(cmdObj, params, false);
// if the command is of the listXXXCommand, we will need to also return the
// the job id and status if possible
// For those listXXXCommand which we have already created DB views, this step is not needed
// since async job is joined in their db views.
if (cmdObj instanceof BaseListCmd
&& !(cmdObj instanceof ListVMsCmd)
&& !(cmdObj instanceof ListRoutersCmd)
&& !(cmdObj instanceof ListSecurityGroupsCmd)
&& !(cmdObj instanceof ListTagsCmd)
&& !(cmdObj instanceof ListEventsCmd)
&& !(cmdObj instanceof ListVMGroupsCmd)
&& !(cmdObj instanceof ListProjectsCmd)
&& !(cmdObj instanceof ListProjectAccountsCmd)
&& !(cmdObj instanceof ListProjectInvitationsCmd)
&& !(cmdObj instanceof ListHostsCmd)
&& !(cmdObj instanceof ListVolumesCmd)
&& !(cmdObj instanceof ListUsersCmd)
&& !(cmdObj instanceof ListAccountsCmd)
&& !(cmdObj instanceof ListStoragePoolsCmd)
&& !(cmdObj instanceof ListDiskOfferingsCmd)
&& !(cmdObj instanceof ListServiceOfferingsCmd)
&& !(cmdObj instanceof ListZonesByCmd)) {
buildAsyncListResponse((BaseListCmd) cmdObj, caller);
}
SerializationContext.current().setUuidTranslation(true);
return ApiResponseSerializer.toSerializedString(
(ResponseObject) cmdObj.getResponseObject(), cmdObj.getResponseType());
}
}
public ClassDefinition toReal(SerializationContext context) throws IOException {
final ClassDefinition cd = context.lookup(factoryId, classId, version);
return cd != null ? cd : context.createClassDefinition(factoryId, getBinary());
}
@Override
public void write(AbstractLocation obj, SerializationContext context) throws IOException {
doWrite(context.out(), obj.getX(), obj.getY(), obj.getZ(), obj.getPitch(), obj.getYaw());
}
@Override
public void write(Integer obj, SerializationContext context) throws IOException {
context.writeInt(obj);
}
@Override
public void write(Short obj, SerializationContext context) throws IOException {
context.writeShort(obj);
}
@Override
public void write(Character obj, SerializationContext context) throws IOException {
context.writeChar(obj);
}
@Override
public void write(Byte obj, SerializationContext context) throws IOException {
context.writeByte(obj);
}
@Override
public void write(UUID obj, SerializationContext context) throws IOException {
context.writeLong(obj.getMostSignificantBits());
context.writeLong(obj.getLeastSignificantBits());
}
@Override
public void write(Set obj, SerializationContext context) throws IOException {
context.writeCollection(obj);
}
@Override
public void write(Boolean obj, SerializationContext context) throws IOException {
context.writeByte((obj) ? 1 : 0);
}
@Override
public void write(Long obj, SerializationContext context) throws IOException {
context.writeLong(obj);
}