Boolean WsmResponseEncoder::_encodeEnumerationData(
SoapResponse& soapResponse,
Buffer& headers,
WsmOperationType operation,
Uint64 contextId,
Boolean isComplete,
WsenEnumerationData& data,
const String& resourceUri)
{
Buffer bodyHeader, bodyTrailer;
PEGASUS_ASSERT(operation == WS_ENUMERATION_ENUMERATE ||
operation == WS_ENUMERATION_PULL);
WsmWriter::appendStartTag(
bodyHeader, WsmNamespaces::WS_ENUMERATION,
operation == WS_ENUMERATION_ENUMERATE ?
STRLIT("EnumerateResponse") : STRLIT("PullResponse"));
#if defined(PEGASUS_BUILD_SCX)
// WINRM rejects empty EnumerationContext elements.
WsmWriter::appendStartTag(
bodyHeader, WsmNamespaces::WS_ENUMERATION,
STRLIT("EnumerationContext"));
WsmWriter::append(bodyHeader, contextId);
WsmWriter::appendEndTag(
bodyHeader, WsmNamespaces::WS_ENUMERATION,
STRLIT("EnumerationContext"));
#else /* defined(PEGASUS_BUILD_SCX) */
if (!isComplete)
{
WsmWriter::appendStartTag(
bodyHeader, WsmNamespaces::WS_ENUMERATION,
STRLIT("EnumerationContext"));
WsmWriter::append(bodyHeader, contextId);
WsmWriter::appendEndTag(
bodyHeader, WsmNamespaces::WS_ENUMERATION,
STRLIT("EnumerationContext"));
}
else
{
WsmWriter::appendEmptyTag(
bodyHeader, WsmNamespaces::WS_ENUMERATION,
STRLIT("EnumerationContext"));
}
#endif /* !defined(PEGASUS_BUILD_SCX) */
if (data.getSize() > 0)
{
WsmWriter::appendStartTag(
bodyHeader,
operation == WS_ENUMERATION_ENUMERATE ?
WsmNamespaces::WS_MAN : WsmNamespaces::WS_ENUMERATION,
STRLIT("Items"));
WsmWriter::appendEndTag(
bodyTrailer,
operation == WS_ENUMERATION_ENUMERATE ?
WsmNamespaces::WS_MAN : WsmNamespaces::WS_ENUMERATION,
STRLIT("Items"));
}
Uint32 eosPos = bodyTrailer.size();
Uint32 eosSize = 0;
if (isComplete)
{
WsmWriter::appendEmptyTag(
bodyTrailer,
operation == WS_ENUMERATION_ENUMERATE ?
WsmNamespaces::WS_MAN : WsmNamespaces::WS_ENUMERATION,
STRLIT("EndOfSequence"));
eosSize = bodyTrailer.size() - eosPos;
}
WsmWriter::appendEndTag(
bodyTrailer, WsmNamespaces::WS_ENUMERATION,
operation == WS_ENUMERATION_ENUMERATE ?
STRLIT("EnumerateResponse") : STRLIT("PullResponse"));
// Fault the request if it can't be encoded within the limits
if (!soapResponse.appendHeader(headers) ||
!soapResponse.appendBodyHeader(bodyHeader) ||
!soapResponse.appendBodyTrailer(bodyTrailer))
{
return false;
}
// Now add the list of items
Uint32 i = 0;
if (data.enumerationMode == WSEN_EM_OBJECT)
{
for (i = 0; i < data.instances.size(); i++)
{
Buffer body;
if (data.polymorphismMode == WSMB_PM_EXCLUDE_SUBCLASS_PROPERTIES)
{
// The response does not contain the subclass properties, but
// the class name is still that of the subclass.
// Replace it here.
data.instances[i].setClassName(
WsmToCimRequestMapper::convertResourceUriToClassName(
data.classUri).getString());
}
WsmWriter::appendInstanceElement(body, resourceUri,
data.instances[i], PEGASUS_INSTANCE_NS, false);
if (!soapResponse.appendBodyContent(body))
{
break;
}
}
}
else if (data.enumerationMode == WSEN_EM_EPR)
{
for (i = 0; i < data.eprs.size(); i++)
{
Buffer body;
WsmWriter::appendStartTag(
body,
WsmNamespaces::WS_ADDRESSING,
STRLIT("EndpointReference"));
WsmWriter::appendEPRElement(body, data.eprs[i]);
WsmWriter::appendEndTag(
body,
WsmNamespaces::WS_ADDRESSING,
STRLIT("EndpointReference"));
if (!soapResponse.appendBodyContent(body))
{
break;
}
}
}
else if (data.enumerationMode == WSEN_EM_OBJECT_AND_EPR)
{
for (i = 0; i < data.instances.size(); i++)
{
Buffer body;
WsmWriter::appendStartTag(
body,
WsmNamespaces::WS_MAN,
STRLIT("Item"));
if (data.polymorphismMode == WSMB_PM_EXCLUDE_SUBCLASS_PROPERTIES)
{
// The response does not contain the subclass properties, but
// the class name is still that of the subclass.
// Replace it here.
data.instances[i].setClassName(
WsmToCimRequestMapper::convertResourceUriToClassName(
data.classUri).getString());
}
WsmWriter::appendInstanceElement(body, resourceUri,
data.instances[i], PEGASUS_INSTANCE_NS, false);
WsmWriter::appendStartTag(
body,
WsmNamespaces::WS_ADDRESSING,
STRLIT("EndpointReference"));
WsmWriter::appendEPRElement(body, data.eprs[i]);
WsmWriter::appendEndTag(
body,
WsmNamespaces::WS_ADDRESSING,
STRLIT("EndpointReference"));
WsmWriter::appendEndTag(
body,
WsmNamespaces::WS_MAN,
STRLIT("Item"));
if (!soapResponse.appendBodyContent(body))
{
break;
}
}
}
else
{
PEGASUS_ASSERT(0);
}
// If the list is not empty, but none of the items have been successfully
// added to the soapResponse, fault the request because it cannot be
// encoded within the specified limits.
if (data.getSize() > 0 && i == 0)
{
return false;
}
// Remove the items we processed. The rest will be added back
// to the context
if (i != 0)
{
data.remove(0, i);
}
// The request is complete but could not be encoded with MaxEnvelopeSize.
// Clear EndOfSequence tag.
if (isComplete && data.getSize() > 0)
{
soapResponse.getBodyTrailer().remove(eosPos, eosSize);
}
return true;
}
Boolean WsmResponseEncoder::_encodeEnumerationData(
SoapResponse& soapResponse,
Buffer& headers,
WsmOperationType operation,
Uint64 contextId,
Boolean isComplete,
WsenEnumerationData& data,
Uint32& numDataItemsEncoded,
const String& resourceUri)
{
Buffer bodyHeader, bodyTrailer;
PEGASUS_ASSERT(operation == WS_ENUMERATION_ENUMERATE ||
operation == WS_ENUMERATION_PULL);
numDataItemsEncoded = 0;
WsmWriter::appendStartTag(
bodyHeader, WsmNamespaces::WS_ENUMERATION,
operation == WS_ENUMERATION_ENUMERATE ?
STRLIT("EnumerateResponse") : STRLIT("PullResponse"));
// Include an EnumerationContext in the response. If this response
// completes the enumeration, this element will be modified/removed below.
Uint32 ecPos = bodyHeader.size();
WsmWriter::appendStartTag(
bodyHeader, WsmNamespaces::WS_ENUMERATION,
STRLIT("EnumerationContext"));
WsmWriter::append(bodyHeader, contextId);
WsmWriter::appendEndTag(
bodyHeader, WsmNamespaces::WS_ENUMERATION,
STRLIT("EnumerationContext"));
Uint32 ecSize = bodyHeader.size() - ecPos;
if (data.getSize() > 0)
{
WsmWriter::appendStartTag(
bodyHeader,
operation == WS_ENUMERATION_ENUMERATE ?
WsmNamespaces::WS_MAN : WsmNamespaces::WS_ENUMERATION,
STRLIT("Items"));
WsmWriter::appendEndTag(
bodyTrailer,
operation == WS_ENUMERATION_ENUMERATE ?
WsmNamespaces::WS_MAN : WsmNamespaces::WS_ENUMERATION,
STRLIT("Items"));
}
Uint32 eosPos = bodyTrailer.size();
Uint32 eosSize = 0;
if (isComplete)
{
// Write an EndOfSequence element with the expectation that all the
// elements fit within MaxEnvelopeSize. This element will be removed
// below if the assumption proves untrue. This element is written
// up front before all the response data was included, because adding
// the EndOfSequence element later might push the response size past
// the MaxEnvelopeSize.
WsmWriter::appendEmptyTag(
bodyTrailer,
operation == WS_ENUMERATION_ENUMERATE ?
WsmNamespaces::WS_MAN : WsmNamespaces::WS_ENUMERATION,
STRLIT("EndOfSequence"));
eosSize = bodyTrailer.size() - eosPos;
}
WsmWriter::appendEndTag(
bodyTrailer, WsmNamespaces::WS_ENUMERATION,
operation == WS_ENUMERATION_ENUMERATE ?
STRLIT("EnumerateResponse") : STRLIT("PullResponse"));
// Fault the request if it can't be encoded within the limits
if (!soapResponse.appendHeader(headers) ||
!soapResponse.appendBodyHeader(bodyHeader) ||
!soapResponse.appendBodyTrailer(bodyTrailer))
{
return false;
}
// Now add the list of items
Uint32 i = 0;
if (data.enumerationMode == WSEN_EM_OBJECT)
{
for (i = 0; i < data.instances.size(); i++)
{
Buffer body;
if (data.polymorphismMode == WSMB_PM_EXCLUDE_SUBCLASS_PROPERTIES)
{
// The response does not contain the subclass properties, but
// the class name is still that of the subclass.
// Replace it here.
data.instances[i].setClassName(
WsmToCimRequestMapper::convertResourceUriToClassName(
data.classUri).getString());
}
WsmWriter::appendInstanceElement(body, resourceUri,
data.instances[i], PEGASUS_INSTANCE_NS, false);
if (!soapResponse.appendBodyContent(body))
{
break;
}
}
}
else if (data.enumerationMode == WSEN_EM_EPR)
{
for (i = 0; i < data.eprs.size(); i++)
{
Buffer body;
WsmWriter::appendStartTag(
body,
WsmNamespaces::WS_ADDRESSING,
STRLIT("EndpointReference"));
WsmWriter::appendEPRElement(body, data.eprs[i]);
WsmWriter::appendEndTag(
body,
WsmNamespaces::WS_ADDRESSING,
STRLIT("EndpointReference"));
if (!soapResponse.appendBodyContent(body))
{
break;
}
}
}
else if (data.enumerationMode == WSEN_EM_OBJECT_AND_EPR)
{
for (i = 0; i < data.instances.size(); i++)
{
Buffer body;
WsmWriter::appendStartTag(
body,
WsmNamespaces::WS_MAN,
STRLIT("Item"));
if (data.polymorphismMode == WSMB_PM_EXCLUDE_SUBCLASS_PROPERTIES)
{
// The response does not contain the subclass properties, but
// the class name is still that of the subclass.
// Replace it here.
data.instances[i].setClassName(
WsmToCimRequestMapper::convertResourceUriToClassName(
data.classUri).getString());
}
WsmWriter::appendInstanceElement(body, resourceUri,
data.instances[i], PEGASUS_INSTANCE_NS, false);
WsmWriter::appendStartTag(
body,
WsmNamespaces::WS_ADDRESSING,
STRLIT("EndpointReference"));
WsmWriter::appendEPRElement(body, data.eprs[i]);
WsmWriter::appendEndTag(
body,
WsmNamespaces::WS_ADDRESSING,
STRLIT("EndpointReference"));
WsmWriter::appendEndTag(
body,
WsmNamespaces::WS_MAN,
STRLIT("Item"));
if (!soapResponse.appendBodyContent(body))
{
break;
}
}
}
else
{
PEGASUS_ASSERT(0);
}
numDataItemsEncoded = i;
// If the list is not empty, but none of the items have been successfully
// added to the soapResponse, fault the request because it cannot be
// encoded within the specified limits.
if (data.getSize() > 0 && numDataItemsEncoded == 0)
{
return false;
}
if (isComplete)
{
if (data.getSize() > numDataItemsEncoded)
{
// The request is complete but could not be encoded within
// MaxEnvelopeSize. Clear EndOfSequence tag.
soapResponse.getBodyTrailer().remove(eosPos, eosSize);
}
else
{
// All the enumeration results were written. Update the
// EnumerationContext element.
if (operation == WS_ENUMERATION_ENUMERATE)
{
// DSP0226 R8.2.3-5: A conformant service that supports
// optimized enumeration and has not returned all items of the
// enumeration sequence in the wsen:EnumerateResponse message
// shall return a wsen:EnumerationContext element that is
// initialized such that a subsequent wsen:Pull message will
// return the set of items after those returned in the
// wsen:EnumerateResponse. If all items of the enumeration
// sequence have been returned in the wsen:EnumerateResponse
// message, the service should return an empty
// wsen:EnumerationContext element and shall return the
// wsman:EndOfSequence element in the response.
Buffer emptyEc(50);
WsmWriter::appendEmptyTag(
emptyEc, WsmNamespaces::WS_ENUMERATION,
STRLIT("EnumerationContext"));
soapResponse.getBodyHeader().remove(ecPos, ecSize);
soapResponse.getBodyHeader().insert(
ecPos, emptyEc.getData(), emptyEc.size());
}
else
{
// DSP0226 R8.4-8: If the wsen:EndOfSequence marker occurs in
// the wsen:PullResponse message, the wsen:EnumerationContext
// element shall be omitted, as the enumeration has completed.
// The client cannot subsequently issue a wsen:Release message.
soapResponse.getBodyHeader().remove(ecPos, ecSize);
}
}
}
return true;
}