WriteXmlSimpleExample
Cet exemple écrit un document xml simple.
//------------------------------------------------------------
// Copyright (C) Microsoft. All rights reserved.
//------------------------------------------------------------
#ifndef UNICODE
#define UNICODE
#endif
#include <windows.h>
#include <stdio.h>
#include <WebServices.h>
#pragma comment(lib, "WebServices.lib")
// Print out rich error info
void PrintError(HRESULT errorCode, WS_ERROR* error)
{
wprintf(L"Failure: errorCode=0x%lx\n", errorCode);
if (errorCode == E_INVALIDARG || errorCode == WS_E_INVALID_OPERATION)
{
// Correct use of the APIs should never generate these errors
wprintf(L"The error was due to an invalid use of an API. This is likely due to a bug in the program.\n");
DebugBreak();
}
HRESULT hr = NOERROR;
if (error != NULL)
{
ULONG errorCount;
hr = WsGetErrorProperty(error, WS_ERROR_PROPERTY_STRING_COUNT, &errorCount, sizeof(errorCount));
if (FAILED(hr))
{
goto Exit;
}
for (ULONG i = 0; i < errorCount; i++)
{
WS_STRING string;
hr = WsGetErrorString(error, i, &string);
if (FAILED(hr))
{
goto Exit;
}
wprintf(L"%.*s\n", string.length, string.chars);
}
}
Exit:
if (FAILED(hr))
{
wprintf(L"Could not get error string (errorCode=0x%lx)\n", hr);
}
}
WS_XML_STRING valueLocalName = WS_XML_STRING_VALUE("value");
WS_XML_STRING valueNs = WS_XML_STRING_VALUE("");
// Main entry point
int __cdecl wmain(int argc, __in_ecount(argc) wchar_t **argv)
{
UNREFERENCED_PARAMETER(argc);
UNREFERENCED_PARAMETER(argv);
HRESULT hr = NOERROR;
WS_ERROR* error = NULL;
WS_XML_WRITER* writer = NULL;
// Create an error object for storing rich error information
hr = WsCreateError(
NULL,
0,
&error);
if (FAILED(hr))
{
goto Exit;
}
// Create an XML writer
hr = WsCreateWriter(
NULL,
0,
&writer,
error);
if (FAILED(hr))
{
goto Exit;
}
// Setup the output
WS_XML_WRITER_BUFFER_OUTPUT bufferOutput;
ZeroMemory(
&bufferOutput,
sizeof(bufferOutput));
bufferOutput.output.outputType = WS_XML_WRITER_OUTPUT_TYPE_BUFFER;
// Setup the encoding
WS_XML_WRITER_TEXT_ENCODING textEncoding;
ZeroMemory(
&textEncoding,
sizeof(textEncoding));
textEncoding.encoding.encodingType = WS_XML_WRITER_ENCODING_TYPE_TEXT;
textEncoding.charSet = WS_CHARSET_UTF16LE;
// Setup the writer
hr = WsSetOutput(
writer,
&textEncoding.encoding,
&bufferOutput.output,
NULL,
0,
error);
if (FAILED(hr))
{
goto Exit;
}
hr = WsWriteStartElement(
writer,
NULL,
&valueLocalName,
&valueNs,
error);
if (FAILED(hr))
{
goto Exit;
}
hr = WsWriteChars(
writer,
L"Hello world.",
12,
error);
if (FAILED(hr))
{
goto Exit;
}
hr = WsWriteEndElement(
writer,
error);
if (FAILED(hr))
{
goto Exit;
}
WS_BYTES bytes;
hr = WsGetWriterProperty(
writer,
WS_XML_WRITER_PROPERTY_BYTES,
&bytes,
sizeof(bytes),
error);
if (FAILED(hr))
{
goto Exit;
}
wprintf(
L"%.*s\n",
bytes.length / sizeof(WCHAR),
(WCHAR*)bytes.bytes);
Exit:
if (FAILED(hr))
{
// Print out the error
PrintError(hr, error);
}
fflush(
stdout);
if (writer != NULL)
{
WsFreeWriter(writer);
}
if (error != NULL)
{
WsFreeError(error);
}
fflush(stdout);
return SUCCEEDED(hr) ? 0 : -1;
}
#------------------------------------------------------------
# Copyright (C) Microsoft. All rights reserved.
#------------------------------------------------------------
!include <Win32.Mak>
EXTRA_LIBS = WebServices.lib rpcrt4.lib
all: $(OUTDIR) $(OUTDIR)\WsWriteXmlSimple.exe
"$(OUTDIR)" :
if not exist "$(OUTDIR)/$(NULL)" mkdir "$(OUTDIR)"
$(OUTDIR)\WriteXmlSimple.obj: WriteXmlSimple.cpp
$(cc) $(cdebug) $(cflags) $(cvarsmt) /WX -I$(OUTDIR) /Fo"$(OUTDIR)\\" /Fd"$(OUTDIR)\\" WriteXmlSimple.cpp
$(OUTDIR)\WsWriteXmlSimple.exe: $(OUTDIR)\WriteXmlSimple.obj
$(link) $(ldebug) $(conlflags) $(conlibsmt) $(EXTRA_LIBS) -out:$(OUTDIR)\WsWriteXmlSimple.exe $(OUTDIR)\WriteXmlSimple.obj /PDB:$(OUTDIR)\WsWriteXmlSimple.PDB
clean:
$(CLEANUP)