/**
* Handle the request primitive delete ... TODO: Strategy for error handling ... TS0004 7.1.1.2
*
* @param onem2mResponse response
*/
public void handleOperationDelete(ResponsePrimitive onem2mResponse) {
// Use table TS0004: 7.1.1.1-1 to validate DELETE specific parameters that were not handled in
// the calling routine
String cf = getPrimitive(RequestPrimitive.CONTENT);
if (cf != null) {
onem2mResponse.setRSC(
Onem2m.ResponseStatusCode.INVALID_ARGUMENTS,
"CONTENT(" + RequestPrimitive.CONTENT + ") not permitted");
return;
}
// validate result content options for delete
String rc = getPrimitive(RequestPrimitive.RESULT_CONTENT);
if (rc != null) {
if (!(rc.contentEquals(Onem2m.ResultContent.ATTRIBUTES)
|| rc.contentEquals(Onem2m.ResultContent.NOTHING)
|| rc.contentEquals(Onem2m.ResultContent.CHILD_RESOURCE_REFS)
|| rc.contentEquals(Onem2m.ResultContent.ATTRIBUTES_CHILD_RESOURCE_REFS))) {
onem2mResponse.setRSC(
Onem2m.ResponseStatusCode.CONTENTS_UNACCEPTABLE,
"RESULT_CONTENT(" + RequestPrimitive.RESULT_CONTENT + ") not accepted (" + rc + ")");
return;
}
}
/** Find the resource, fill in the response based on result content */
String to = this.getPrimitive(RequestPrimitive.TO);
if (Onem2mDb.getInstance().findResourceUsingURI(to, this, onem2mResponse) == false) {
// TODO: is it idempotent or not ... fail or succeed???
onem2mResponse.setRSC(
Onem2m.ResponseStatusCode.NOT_FOUND, "Resource target URI not found: " + to);
return;
}
String protocol = getPrimitive(RequestPrimitive.PROTOCOL);
String rt = this.getOnem2mResource().getResourceType();
if (rt != null
&& rt.contentEquals(Onem2m.ResourceType.CSE_BASE)
&& !protocol.contentEquals(Onem2m.Protocol.NATIVEAPP)) {
onem2mResponse.setRSC(
Onem2m.ResponseStatusCode.OPERATION_NOT_ALLOWED,
"Not permitted to delete this resource: " + this.getPrimitive(RequestPrimitive.TO));
return;
}
ResourceContentProcessor.handleDelete(this, onem2mResponse);
if (onem2mResponse.getPrimitive(ResponsePrimitive.RESPONSE_STATUS_CODE) != null) {
return;
}
ResultContentProcessor.handleDelete(this, onem2mResponse);
if (onem2mResponse.getPrimitive(ResponsePrimitive.RESPONSE_STATUS_CODE) != null) {
return;
}
NotificationProcessor.handleDelete(this);
// now delete the resource from the database
// TODO: idempotent so who cares if cannot find the resource ... is this true?
if (Onem2mDb.getInstance().deleteResourceUsingURI(this, onem2mResponse) == false) {
onem2mResponse.setRSC(
Onem2m.ResponseStatusCode.INTERNAL_SERVER_ERROR,
"Resource target URI data store delete error: " + this.getPrimitive(RequestPrimitive.TO));
return;
}
// TODO: see TS0004 6.8
// if FOUND, and all went well, send back OK
if (onem2mResponse.getPrimitive(ResponsePrimitive.RESPONSE_STATUS_CODE) == null) {
onem2mResponse.setPrimitive(
ResponsePrimitive.RESPONSE_STATUS_CODE, Onem2m.ResponseStatusCode.DELETED);
}
}
/**
* Handle update
*
* @param onem2mResponse response
*/
public void handleOperationUpdate(ResponsePrimitive onem2mResponse) {
// Use table TS0004: 7.1.1.1-1 to validate UPDATE specific parameters that were not handled in
// the calling routine
// ensure the update has content ...
String cf = getPrimitive(RequestPrimitive.CONTENT_FORMAT);
if (cf == null) {
onem2mResponse.setRSC(
Onem2m.ResponseStatusCode.INSUFFICIENT_ARGUMENTS,
"CONTENT_FORMAT(" + RequestPrimitive.CONTENT_FORMAT + ") not specified");
return;
} else if (!cf.contentEquals(Onem2m.ContentFormat.JSON)
&& !cf.contentEquals(Onem2m.ContentFormat.XML)) {
onem2mResponse.setRSC(
Onem2m.ResponseStatusCode.CONTENTS_UNACCEPTABLE,
"CONTENT_FORMAT(" + RequestPrimitive.CONTENT_FORMAT + ") not accepted (" + cf + ")");
return;
}
String cn = getPrimitive(RequestPrimitive.CONTENT);
if (cn == null) {
onem2mResponse.setRSC(
Onem2m.ResponseStatusCode.INSUFFICIENT_ARGUMENTS,
"CONTENT(" + RequestPrimitive.CONTENT_FORMAT + ") not specified");
return;
}
// validate result content options for Update
String rc = getPrimitive(RequestPrimitive.RESULT_CONTENT);
if (rc != null) {
if (!(rc.contentEquals(Onem2m.ResultContent.ATTRIBUTES)
|| rc.contentEquals(Onem2m.ResultContent.NOTHING)
|| rc.contentEquals(Onem2m.ResultContent.CHILD_RESOURCE_REFS)
|| rc.contentEquals(Onem2m.ResultContent.ATTRIBUTES_CHILD_RESOURCE_REFS))) {
onem2mResponse.setRSC(
Onem2m.ResponseStatusCode.CONTENTS_UNACCEPTABLE,
"RESULT_CONTENT(" + RequestPrimitive.RESULT_CONTENT + ") not accepted (" + rc + ")");
return;
}
}
// now find the resource from the database
String to = this.getPrimitive(RequestPrimitive.TO);
if (Onem2mDb.getInstance().findResourceUsingURI(to, this, onem2mResponse) == false) {
onem2mResponse.setRSC(
Onem2m.ResponseStatusCode.NOT_FOUND, "Resource target URI not found: " + to);
return;
}
// cannot update contentInstance resources so check resource type
String rt = this.getOnem2mResource().getResourceType();
if (rt != null && rt.contentEquals(Onem2m.ResourceType.CONTENT_INSTANCE)) {
onem2mResponse.setRSC(
Onem2m.ResponseStatusCode.OPERATION_NOT_ALLOWED,
"Not permitted to update content instance: " + this.getPrimitive(RequestPrimitive.TO));
return;
}
ResourceContentProcessor.handleUpdate(this, onem2mResponse);
if (onem2mResponse.getPrimitive(ResponsePrimitive.RESPONSE_STATUS_CODE) != null) {
return;
}
ResultContentProcessor.handleUpdate(this, onem2mResponse);
if (onem2mResponse.getPrimitive(ResponsePrimitive.RESPONSE_STATUS_CODE) != null) {
return;
}
NotificationProcessor.handleUpdate(this);
// TODO: see TS0004 6.8
// if FOUND, and all went well, send back CHANGED
if (onem2mResponse.getPrimitive(ResponsePrimitive.RESPONSE_STATUS_CODE) == null) {
onem2mResponse.setPrimitive(
ResponsePrimitive.RESPONSE_STATUS_CODE, Onem2m.ResponseStatusCode.CHANGED);
}
}
/**
* Handle the request primitive create ... TODO: Strategy for error handling ... TS0004 7.1.1.2
*
* @param onem2mResponse response
*/
public void handleOperationCreate(ResponsePrimitive onem2mResponse) {
// Use table TS0004: 7.1.1.1-1 to validate CREATE specific parameters that were not handled in
// the
// handleOperation
// ensure the create has content ...
String cf = getPrimitive(RequestPrimitive.CONTENT_FORMAT);
if (cf == null) {
onem2mResponse.setRSC(
Onem2m.ResponseStatusCode.BAD_REQUEST,
"CONTENT_FORMAT(" + RequestPrimitive.CONTENT_FORMAT + ") not specified");
return;
} else if (!cf.contentEquals(Onem2m.ContentFormat.JSON)
&& !cf.contentEquals(Onem2m.ContentFormat.XML)) {
onem2mResponse.setRSC(
Onem2m.ResponseStatusCode.BAD_REQUEST,
"CONTENT_FORMAT(" + RequestPrimitive.CONTENT_FORMAT + ") not accepted (" + cf + ")");
return;
}
String cn = getPrimitive(RequestPrimitive.CONTENT);
if (cn == null) {
if (cf.contentEquals(Onem2m.ContentFormat.JSON)) {
this.setPrimitive(RequestPrimitive.CONTENT, "{}");
} else {
onem2mResponse.setRSC(
Onem2m.ResponseStatusCode.BAD_REQUEST,
"CONTENT(" + RequestPrimitive.CONTENT_FORMAT + ") not specified");
return;
}
}
// validate result content options for create
String rc = getPrimitive(RequestPrimitive.RESULT_CONTENT);
if (rc != null) {
if (!(rc.contentEquals(Onem2m.ResultContent.ATTRIBUTES)
|| rc.contentEquals(Onem2m.ResultContent.NOTHING)
|| rc.contentEquals(Onem2m.ResultContent.HIERARCHICAL_ADDRESS)
|| rc.contentEquals(Onem2m.ResultContent.HIERARCHICAL_ADDRESS_ATTRIBUTES))) {
onem2mResponse.setRSC(
Onem2m.ResponseStatusCode.CONTENTS_UNACCEPTABLE,
"RESULT_CONTENT(" + RequestPrimitive.RESULT_CONTENT + ") not accepted (" + rc + ")");
return;
}
}
// lookup the resource ... this will be the parent where the new resource will be created
String resourceType = getPrimitive(RequestPrimitive.RESOURCE_TYPE);
if (!resourceType.contentEquals(Onem2m.ResourceType.CSE_BASE)) {
String to = getPrimitive(RequestPrimitive.TO);
if (!Onem2mDb.getInstance().findResourceUsingURI(to, this, onem2mResponse)) {
onem2mResponse.setRSC(
Onem2m.ResponseStatusCode.NOT_FOUND, "Resource target URI not found: " + to);
return;
}
// the Onem2mResource is now stored in the onem2mRequest ... as it has been read in from the
// data store
// special case for AE resources ... where resource name is derived from FROM parameter
String resourceName = this.getPrimitive((RequestPrimitive.NAME));
// if (resourceName == null && resourceType.contentEquals(Onem2m.ResourceType.AE))
// {
// String from = this.getPrimitive(RequestPrimitive.FROM);
// if (from != null) {
// resourceName = from;
// }
// }
// if the a name is provided, ensure it is valid and unique at this hierarchical level
if (resourceName != null) {
// using the parent, see if this new resource name already exists under this parent resource
if (Onem2mDb.getInstance()
.findResourceUsingIdAndName(this.getOnem2mResource().getResourceId(), resourceName)) {
// TS0004: 7.2.3.2
onem2mResponse.setRSC(
Onem2m.ResponseStatusCode.CONFLICT,
"Resource already exists: "
+ this.getPrimitive(RequestPrimitive.TO)
+ "/"
+ resourceName);
return;
}
this.setResourceName(resourceName);
}
} else {
String resourceName = this.getPrimitive((RequestPrimitive.NAME));
if (resourceName == null) {
onem2mResponse.setRSC(Onem2m.ResponseStatusCode.BAD_REQUEST, "CSE name not specified");
return;
}
if (Onem2mDb.getInstance().findCseByName(resourceName)) {
onem2mResponse.setRSC(
Onem2m.ResponseStatusCode.CONFLICT, "CSE name already exists: " + resourceName);
return;
}
this.setResourceName(resourceName);
}
// process the resource specific attributes
ResourceContentProcessor.handleCreate(this, onem2mResponse);
if (onem2mResponse.getPrimitive(ResponsePrimitive.RESPONSE_STATUS_CODE) != null) {
return;
}
// CheckAccessControlProcessor.handleCreate(this, onem2mResponse);
// if (onem2mResponse.getPrimitive(ResponsePrimitive.RESPONSE_STATUS_CODE) != null) {
// return;
// }
// now format a response based on result content desired
ResultContentProcessor.handleCreate(this, onem2mResponse);
// not process notifications
NotificationProcessor.handleCreate(this);
// TODO: see TS0004 6.8
// if the create was successful, ie no error has already happened, set CREATED for status code
// here
if (onem2mResponse.getPrimitive(ResponsePrimitive.RESPONSE_STATUS_CODE) == null) {
onem2mResponse.setPrimitive(
ResponsePrimitive.RESPONSE_STATUS_CODE, Onem2m.ResponseStatusCode.CREATED);
}
}