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

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/*++
<EFBFBD> 1998 Seagate Software, Inc. All rights reserved
Module Name:
wsbshrt.cpp
Abstract:
This component is an object representations of the SHORT standard type. It
is both a persistable and collectable.
Author:
Chuck Bardeen [cbardeen] 29-Oct-1996
Revision History:
--*/
#include "stdafx.h"
#include "wsbshrt.h"
HRESULT
CWsbShort::CompareToShort(
IN SHORT value,
OUT SHORT* pResult
)
/*++
Implements:
IWsbShort::CompareToShort
--*/
{
HRESULT hr = E_FAIL;
SHORT result;
WsbTraceIn(OLESTR("CWsbShort::CompareToShort"), 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("CWsbShort::CompareToShort"), OLESTR("hr = <%ls>, result = <%d>"), WsbHrAsString(hr), result);
return(hr);
}
HRESULT
CWsbShort::CompareToIShort(
IN IWsbShort* pShort,
OUT SHORT* pResult
)
/*++
Implements:
IWsbShort::CompareToIShort
--*/
{
HRESULT hr = E_FAIL;
SHORT value;
WsbTraceIn(OLESTR("CWsbShort::CompareToIShort"), OLESTR(""));
try {
// Did they give us a valid item to compare to?
WsbAssert(0 != pShort, E_POINTER);
// Get it's value and compare them.
WsbAffirmHr(pShort->GetShort(&value));
hr = CompareToShort(value, pResult);
} WsbCatch(hr);
WsbTraceOut(OLESTR("CWsbShort::CompareToIShort"), OLESTR("hr = <%ls>, result = <%ls>"), WsbHrAsString(hr), WsbPtrToShortAsString(pResult));
return(hr);
}
HRESULT
CWsbShort::CompareTo(
IN IUnknown* pCollectable,
OUT SHORT* pResult
)
/*++
Implements:
IWsbCollectable::CompareTo
--*/
{
HRESULT hr = E_FAIL;
IWsbShort* pShort;
WsbTraceIn(OLESTR("CWsbShort::CompareTo"), OLESTR(""));
try {
// Did they give us a valid item to compare to?
WsbAssert(0 != pCollectable, E_POINTER);
// We need the IWsbShort interface to get the value of the object.
WsbAffirmHr(pCollectable->QueryInterface(IID_IWsbShort, (void**) &pShort));
hr = CompareToIShort(pShort, pResult);
} WsbCatch(hr);
WsbTraceOut(OLESTR("CWsbShort::CompareTo"), OLESTR("hr = <%ls>, value = <%ls>"), WsbHrAsString(hr), WsbPtrToShortAsString(pResult));
return(hr);
}
HRESULT
CWsbShort::FinalConstruct(
void
)
/*++
Implements:
CComObjectRoot::FinalConstruct
--*/
{
HRESULT hr = S_OK;
try {
WsbAffirmHr(CWsbObject::FinalConstruct());
m_value = 0;
} WsbCatch(hr);
return(hr);
}
HRESULT
CWsbShort::GetShort(
OUT SHORT* pValue
)
/*++
Implements:
IWsbShort::GetShort
--*/
{
HRESULT hr = S_OK;
WsbTraceIn(OLESTR("CWsbShort::GetShort"), OLESTR(""));
try {
WsbAssert(0 != pValue, E_POINTER);
*pValue = m_value;
} WsbCatch(hr);
WsbTraceOut(OLESTR("CWsbShort::GetShort"), OLESTR("hr = <%ls>, value = <%ld>"), WsbHrAsString(hr), m_value);
return(hr);
}
HRESULT
CWsbShort::GetClassID(
OUT CLSID* pClsid
)
/*++
Implements:
IPersist::GetClassID
--*/
{
HRESULT hr = S_OK;
WsbTraceIn(OLESTR("CWsbShort::GetClassID"), OLESTR(""));
try {
WsbAssert(0 != pClsid, E_POINTER);
*pClsid = CLSID_CWsbShort;
} WsbCatch(hr);
WsbTraceOut(OLESTR("CWsbShort::GetClassID"), OLESTR("hr = <%ls>, CLSID = <%ls>"), WsbHrAsString(hr), WsbGuidAsString(*pClsid));
return(hr);
}
HRESULT
CWsbShort::GetSizeMax(
ULARGE_INTEGER* pcbSize
)
/*++
Implements:
IPersistStream::GetSizeMax
--*/
{
HRESULT hr = S_OK;
WsbTraceIn(OLESTR("CWsbShort::GetSizeMax"), OLESTR(""));
try {
WsbAssert(0 != pcbSize, E_POINTER);
pcbSize->QuadPart = WsbPersistSizeOf(SHORT);
} WsbCatch(hr);
WsbTraceOut(OLESTR("CWsbShort::GetSizeMax"), OLESTR("hr = <%ls>, Size = <%ls>"), WsbHrAsString(hr), WsbPtrToUliAsString(pcbSize));
return(hr);
}
HRESULT
CWsbShort::Load(
IStream* pStream
)
/*++
Implements:
IPersistStream::Load
--*/
{
HRESULT hr = S_OK;
WsbTraceIn(OLESTR("CWsbShort::Load"), OLESTR(""));
try {
WsbAffirmHr(WsbLoadFromStream(pStream, &m_value));
} WsbCatch(hr);
WsbTraceOut(OLESTR("CWsbShort::Load"), OLESTR("hr = <%ls>, value = <%ld>"), WsbHrAsString(hr), m_value);
return(hr);
}
HRESULT
CWsbShort::Save(
IStream* pStream,
BOOL clearDirty
)
/*++
Implements:
IPersistStream::Save
--*/
{
HRESULT hr = S_OK;
WsbTraceIn(OLESTR("CWsbShort::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("CWsbShort::Save"), OLESTR("hr = <%ls>"), WsbHrAsString(hr));
return(hr);
}
HRESULT
CWsbShort::SetShort(
SHORT value
)
/*++
Implements:
IWsbShort::SetShort
--*/
{
WsbTraceIn(OLESTR("CWsbShort::SetShort"), OLESTR("value = <%ld>"), value);
m_isDirty = TRUE;
m_value = value;
WsbTraceOut(OLESTR("CWsbShort::SetShort"), OLESTR(""));
return(S_OK);
}
HRESULT
CWsbShort::Test(
OUT USHORT* passed,
OUT USHORT* failed
)
/*++
Implements:
IWsbTestable::Test
--*/
{
*passed = 0;
*failed = 0;
HRESULT hr = S_OK;
#if !defined(WSB_NO_TEST)
CComPtr<IWsbShort> pShort1;
CComPtr<IWsbShort> pShort2;
// CComPtr<IPersistFile> pFile1;
// CComPtr<IPersistFile> pFile2;
SHORT value;
SHORT result;
WsbTraceIn(OLESTR("CWsbShort::Test"), OLESTR(""));
try {
// Get the pShort interface.
hr = S_OK;
try {
WsbAffirmHr(((IUnknown*) (IWsbShort*) this)->QueryInterface(IID_IWsbShort, (void**) &pShort1));
// Set the bool to a value, and see if it is returned.
hr = S_OK;
try {
WsbAffirmHr(pShort1->SetShort(32000));
WsbAffirmHr(pShort1->GetShort(&value));
WsbAssert(value == 32000, E_FAIL);
} WsbCatch(hr);
if (hr == S_OK) {
(*passed)++;
} else {
(*failed)++;
}
// Create another instance and test the comparisson methods:
try {
WsbAffirmHr(CoCreateInstance(CLSID_CWsbShort, NULL, CLSCTX_ALL, IID_IWsbShort, (void**) &pShort2));
// Check the default values.
hr = S_OK;
try {
WsbAffirmHr(pShort2->GetShort(&value));
WsbAssert(value == 0, E_FAIL);
} WsbCatch(hr);
if (hr == S_OK) {
(*passed)++;
} else {
(*failed)++;
}
// IsEqual()
hr = S_OK;
try {
WsbAffirmHr(pShort1->SetShort(-767));
WsbAffirmHr(pShort2->SetShort(-767));
WsbAssert(pShort1->IsEqual(pShort2) == S_OK, E_FAIL);
} WsbCatch(hr);
if (hr == S_OK) {
(*passed)++;
} else {
(*failed)++;
}
hr = S_OK;
try {
WsbAffirmHr(pShort1->SetShort(767));
WsbAffirmHr(pShort2->SetShort(-767));
WsbAssert(pShort1->IsEqual(pShort2) == S_FALSE, E_FAIL);
} WsbCatch(hr);
if (hr == S_OK) {
(*passed)++;
} else {
(*failed)++;
}
// CompareTo()
hr = S_OK;
try {
WsbAffirmHr(pShort1->SetShort(-900));
WsbAffirmHr(pShort2->SetShort(-900));
WsbAssert((pShort1->CompareTo(pShort2, &result) == S_OK) && (0 == result), E_FAIL);
} WsbCatch(hr);
if (hr == S_OK) {
(*passed)++;
} else {
(*failed)++;
}
hr = S_OK;
try {
WsbAffirmHr(pShort1->SetShort(-900));
WsbAffirmHr(pShort2->SetShort(-400));
WsbAssert((pShort1->CompareTo(pShort2, &result) == S_FALSE) && (-1 == result), E_FAIL);
} WsbCatch(hr);
if (hr == S_OK) {
(*passed)++;
} else {
(*failed)++;
}
hr = S_OK;
try {
WsbAffirmHr(pShort1->SetShort(15000));
WsbAffirmHr(pShort2->SetShort(10000));
WsbAssert((pShort1->CompareTo(pShort2, &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(pShort1->QueryInterface(IID_IPersistFile, (void**) &pFile1));
WsbAffirmHr(pShort2->QueryInterface(IID_IPersistFile, (void**) &pFile2));
// The item should be dirty.
hr = S_OK;
try {
WsbAffirmHr(pShort2->SetShort(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\\WsbShort.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(pShort1->SetShort(-888));
WsbAffirmHr(pFile1->Load(OLESTR("c:\\WsbTests\\WsbShort.tst"), 0));
WsbAssert(pShort1->CompareToShort(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("CWsbShort::Test"), OLESTR("hr = <%ls>"), WsbHrAsString(hr));
#endif
return(hr);
}
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