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windows-nt/Source/XPSP1/NT/base/fs/hsm/wsb/wsbushrt.cpp

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/*++
<EFBFBD> 1998 Seagate Software, Inc. All rights reserved
Module Name:
wsbushrt.cpp
Abstract:
This component is an object representations of the USHORT standard type. It
is both a persistable and collectable.
Author:
Chuck Bardeen [cbardeen] 29-Oct-1996
Revision History:
--*/
#include "stdafx.h"
#include "wsbushrt.h"
HRESULT
CWsbUshort::CompareToUshort(
IN USHORT value,
OUT SHORT* pResult
)
/*++
Implements:
IWsbUshort::CompareToUshort
--*/
{
HRESULT hr = E_FAIL;
SHORT result;
WsbTraceIn(OLESTR("CWsbUshort::CompareToUshort"), OLESTR("value = <%ld>"), value);
// Compare the values.
if (m_value == value) {
result = 0;
}
else if (m_value > value) {
result = 1;
}
else {
result = -1;
}
// If the aren't equal, then return false.
if (result != 0) {
hr = S_FALSE;
}
else {
hr = S_OK;
}
// If they asked for the relative value back, then return it to them.
if (pResult != NULL) {
*pResult = result;
}
WsbTraceOut(OLESTR("CWsbUshort::CompareToUshort"), OLESTR("hr = <%ls>, result = <%d>"), WsbHrAsString(hr), result);
return(hr);
}
HRESULT
CWsbUshort::CompareToIUshort(
IN IWsbUshort* pUshort,
OUT SHORT* pResult
)
/*++
Implements:
IWsbUshort::CompareToIShort
--*/
{
HRESULT hr = E_FAIL;
USHORT value;
WsbTraceIn(OLESTR("CWsbUshort::CompareToIUshort"), OLESTR(""));
try {
// Did they give us a valid item to compare to?
WsbAssert(0 != pUshort, E_POINTER);
// Get it's value and compare them.
WsbAffirmHr(pUshort->GetUshort(&value));
hr = CompareToUshort(value, pResult);
} WsbCatch(hr);
WsbTraceOut(OLESTR("CWsbUshort::CompareToIUshort"), OLESTR("hr = <%ls>, result = <%ls>"), WsbHrAsString(hr), WsbPtrToShortAsString(pResult));
return(hr);
}
HRESULT
CWsbUshort::CompareTo(
IN IUnknown* pCollectable,
OUT SHORT* pResult
)
/*++
Implements:
IWsbCollectable::CompareTo
--*/
{
HRESULT hr = E_FAIL;
IWsbUshort* pUshort;
WsbTraceIn(OLESTR("CWsbUshort::CompareTo"), OLESTR(""));
try {
// Did they give us a valid item to compare to?
WsbAssert(0 != pCollectable, E_POINTER);
// We need the IWsbUshort interface to get the value of the object.
WsbAffirmHr(pCollectable->QueryInterface(IID_IWsbUshort, (void**) &pUshort));
hr = CompareToIUshort(pUshort, pResult);
} WsbCatch(hr);
WsbTraceOut(OLESTR("CWsbUshort::CompareTo"), OLESTR("hr = <%ls>, result = <%ls>"), WsbHrAsString(hr), WsbPtrToShortAsString(pResult));
return(hr);
}
HRESULT
CWsbUshort::FinalConstruct(
void
)
/*++
Implements:
CComObjectRoot::FinalConstruct
--*/
{
HRESULT hr = S_OK;
try {
WsbAffirmHr(CWsbObject::FinalConstruct());
m_value = 0;
} WsbCatch(hr);
return(hr);
}
HRESULT
CWsbUshort::GetUshort(
OUT USHORT* pValue
)
/*++
Implements:
IWsbUshort::GetUshort
--*/
{
HRESULT hr = S_OK;
WsbTraceIn(OLESTR("CWsbUshort::GetUshort"), OLESTR(""));
try {
WsbAssert(0 != pValue, E_POINTER);
*pValue = m_value;
} WsbCatch(hr);
WsbTraceOut(OLESTR("CWsbUshort::GetUshort"), OLESTR("hr = <%ls>, value = <%ld>"), WsbHrAsString(hr), m_value);
return(hr);
}
HRESULT
CWsbUshort::GetClassID(
OUT CLSID* pClsid
)
/*++
Implements:
IPersist::GetClassID
--*/
{
HRESULT hr = S_OK;
WsbTraceIn(OLESTR("CWsbUshort::GetClassID"), OLESTR(""));
try {
WsbAssert(0 != pClsid, E_POINTER);
*pClsid = CLSID_CWsbUshort;
} WsbCatch(hr);
WsbTraceOut(OLESTR("CWsbUshort::GetClassID"), OLESTR("hr = <%ls>, CLSID = <%ls>"), WsbHrAsString(hr), WsbGuidAsString(*pClsid));
return(hr);
}
HRESULT
CWsbUshort::GetSizeMax(
ULARGE_INTEGER* pcbSize
)
/*++
Implements:
IPersistStream::GetSizeMax
--*/
{
HRESULT hr = S_OK;
WsbTraceIn(OLESTR("CWsbUshort::GetSizeMax"), OLESTR(""));
try {
WsbAssert(0 != pcbSize, E_POINTER);
pcbSize->QuadPart = WsbPersistSizeOf(USHORT);
} WsbCatch(hr);
WsbTraceOut(OLESTR("CWsbUshort::GetSizeMax"), OLESTR("hr = <%ls>, Size = <%ls>"), WsbHrAsString(hr), WsbPtrToUliAsString(pcbSize));
return(hr);
}
HRESULT
CWsbUshort::Load(
IStream* pStream
)
/*++
Implements:
IPersistStream::Load
--*/
{
HRESULT hr = S_OK;
WsbTraceIn(OLESTR("CWsbUshort::Load"), OLESTR(""));
try {
WsbAffirmHr(WsbLoadFromStream(pStream, &m_value));
} WsbCatch(hr);
WsbTraceOut(OLESTR("CWsbUshort::Load"), OLESTR("hr = <%ls>, value = <%ld>"), WsbHrAsString(hr), m_value);
return(hr);
}
HRESULT
CWsbUshort::Save(
IStream* pStream,
BOOL clearDirty
)
/*++
Implements:
IPersistStream::Save
--*/
{
HRESULT hr = S_OK;
WsbTraceIn(OLESTR("CWsbUshort::Save"), OLESTR("clearDirty = <%ls>"), WsbBoolAsString(clearDirty));
try {
WsbAffirmHr(WsbSaveToStream(pStream, m_value));
// If we got it saved and we were asked to clear the dirty bit, then
// do so now.
if (clearDirty) {
m_isDirty = FALSE;
}
} WsbCatch(hr);
WsbTraceOut(OLESTR("CWsbUshort::Save"), OLESTR("hr = <%ls>"), WsbHrAsString(hr));
return(hr);
}
HRESULT
CWsbUshort::SetUshort(
USHORT value
)
/*++
Implements:
IWsbUshort::SetUshort
--*/
{
WsbTraceIn(OLESTR("CWsbUshort::SetUshort"), OLESTR("value = <%ld>"), value);
m_isDirty = TRUE;
m_value = value;
WsbTraceOut(OLESTR("CWsbUshort::SetUshort"), OLESTR(""));
return(S_OK);
}
HRESULT
CWsbUshort::Test(
OUT USHORT* passed,
OUT USHORT* failed
)
/*++
Implements:
IWsbTestable::Test
--*/
{
*passed = 0;
*failed = 0;
HRESULT hr = S_OK;
#if !defined(WSB_NO_TEST)
CComPtr<IWsbUshort> pUshort1;
CComPtr<IWsbUshort> pUshort2;
// CComPtr<IPersistFile> pFile1;
// CComPtr<IPersistFile> pFile2;
USHORT value;
SHORT result;
WsbTraceIn(OLESTR("CWsbUshort::Test"), OLESTR(""));
try {
// Get the pUshort interface.
hr = S_OK;
try {
WsbAffirmHr(((IUnknown*) (IWsbUshort*) this)->QueryInterface(IID_IWsbUshort, (void**) &pUshort1));
// Set the bool to a value, and see if it is returned.
hr = S_OK;
try {
WsbAffirmHr(pUshort1->SetUshort(65000));
WsbAffirmHr(pUshort1->GetUshort(&value));
WsbAssert(value == 65000, E_FAIL);
} WsbCatch(hr);
if (hr == S_OK) {
(*passed)++;
} else {
(*failed)++;
}
// Create another instance and test the comparisson methods:
try {
WsbAffirmHr(CoCreateInstance(CLSID_CWsbUshort, NULL, CLSCTX_ALL, IID_IWsbUshort, (void**) &pUshort2));
// Check the default values.
hr = S_OK;
try {
WsbAffirmHr(pUshort2->GetUshort(&value));
WsbAssert(value == 0, E_FAIL);
} WsbCatch(hr);
if (hr == S_OK) {
(*passed)++;
} else {
(*failed)++;
}
// IsEqual()
hr = S_OK;
try {
WsbAffirmHr(pUshort1->SetUshort(767));
WsbAffirmHr(pUshort2->SetUshort(767));
WsbAssert(pUshort1->IsEqual(pUshort2) == S_OK, E_FAIL);
} WsbCatch(hr);
if (hr == S_OK) {
(*passed)++;
} else {
(*failed)++;
}
hr = S_OK;
try {
WsbAffirmHr(pUshort1->SetUshort(767));
WsbAffirmHr(pUshort2->SetUshort(167));
WsbAssert(pUshort1->IsEqual(pUshort2) == S_FALSE, E_FAIL);
} WsbCatch(hr);
if (hr == S_OK) {
(*passed)++;
} else {
(*failed)++;
}
// CompareTo()
hr = S_OK;
try {
WsbAffirmHr(pUshort1->SetUshort(900));
WsbAffirmHr(pUshort2->SetUshort(900));
WsbAssert((pUshort1->CompareTo(pUshort2, &result) == S_OK) && (0 == result), E_FAIL);
} WsbCatch(hr);
if (hr == S_OK) {
(*passed)++;
} else {
(*failed)++;
}
hr = S_OK;
try {
WsbAffirmHr(pUshort1->SetUshort(900));
WsbAffirmHr(pUshort2->SetUshort(1400));
WsbAssert((pUshort1->CompareTo(pUshort2, &result) == S_FALSE) && (-1 == result), E_FAIL);
} WsbCatch(hr);
if (hr == S_OK) {
(*passed)++;
} else {
(*failed)++;
}
hr = S_OK;
try {
WsbAffirmHr(pUshort1->SetUshort(15000));
WsbAffirmHr(pUshort2->SetUshort(10000));
WsbAssert((pUshort1->CompareTo(pUshort2, &result) == S_FALSE) && (1 == result), E_FAIL);
} WsbCatch(hr);
if (hr == S_OK) {
(*passed)++;
} else {
(*failed)++;
}
#ifdef BOOL_PERSIST_FILE
// TODO? Open the file and convert it to a stream?
// Try out the persistence stuff.
hr = S_OK;
try {
WsbAffirmHr(pUshort1->QueryInterface(IID_IPersistFile, (void**) &pFile1));
WsbAffirmHr(pUshort2->QueryInterface(IID_IPersistFile, (void**) &pFile2));
// The item should be dirty.
hr = S_OK;
try {
WsbAffirmHr(pUshort2->SetUshort(777));
WsbAssert(pFile2->IsDirty() == S_OK, E_FAIL);
} WsbCatch(hr);
if (hr == S_OK) {
(*passed)++;
} else {
(*failed)++;
}
// Save the item, and remember.
hr = S_OK;
try {
WsbAffirmHr(pFile2->Save(OLESTR("c:\\WsbTests\\WsbUshort.tst"), TRUE));
} WsbCatch(hr);
if (hr == S_OK) {
(*passed)++;
} else {
(*failed)++;
}
// It shouldn't be dirty.
hr = S_OK;
try {
WsbAssert(pFile2->IsDirty() == S_FALSE, E_FAIL);
} WsbCatch(hr);
if (hr == S_OK) {
(*passed)++;
} else {
(*failed)++;
}
// Try reading it in to another object.
hr = S_OK;
try {
WsbAffirmHr(pUshort1->SetUshort(888));
WsbAffirmHr(pFile1->Load(OLESTR("c:\\WsbTests\\WsbUshort.tst"), 0));
WsbAssert(pUshort1->CompareToUshort(777, NULL) == S_OK, E_FAIL);
} WsbCatch(hr);
if (hr == S_OK) {
(*passed)++;
} else {
(*failed)++;
}
} WsbCatch(hr);
if (hr == S_OK) {
(*passed)++;
} else {
(*failed)++;
}
#endif
} WsbCatch(hr);
if (hr == S_OK) {
(*passed)++;
} else {
(*failed)++;
}
} WsbCatch(hr);
if (hr == S_OK) {
(*passed)++;
} else {
(*failed)++;
}
// Tally up the results
if (*failed) {
hr = S_FALSE;
} else {
hr = S_OK;
}
} WsbCatch(hr);
WsbTraceOut(OLESTR("CWsbUshort::Test"), OLESTR("hr = <%ls>"), WsbHrAsString(hr));
#endif
return(hr);
}
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