HttpPurchaseOrderClientExample
Dieses Beispiel zeigt, wie Sie den Dienstproxy verwenden, um mit einem HTTP-basierten PurchaseOrder-Dienst zu kommunizieren.
HttpPurchaseOrderClient.cpp
//------------------------------------------------------------
// Copyright (C) Microsoft. All rights reserved.
//------------------------------------------------------------
#ifndef UNICODE
#define UNICODE
#endif
#include <windows.h>
#include <stdio.h>
#include "WebServices.h"
#include "process.h"
#include "string.h"
#include "PurchaseOrder.wsdl.h"
// 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);
}
}
// 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_HEAP* heap = NULL;
WS_SERVICE_PROXY* serviceProxy = NULL;
WS_STRING serviceUrl = WS_STRING_VALUE(L"http://localhost/example");
WS_STRING productName;
WS_STRING expectedShipDate;
WS_STRING orderStatus;
WS_ENDPOINT_ADDRESS address = {};
address.url = serviceUrl;
// Create an error object for storing rich error information
hr = WsCreateError(
NULL,
0,
&error);
if (FAILED(hr))
{
goto Exit;
}
// Create a heap to store deserialized data
hr = WsCreateHeap(
/*maxSize*/ 2048,
/*trimSize*/ 512,
NULL,
0,
&heap,
error);
if (FAILED(hr))
{
goto Exit;
}
hr = WsCreateServiceProxy(
WS_CHANNEL_TYPE_REQUEST,
WS_HTTP_CHANNEL_BINDING,
NULL,
NULL,
0,
NULL,
0,
&serviceProxy,
error);
if (FAILED(hr))
{
goto Exit;
}
hr = WsOpenServiceProxy(
serviceProxy,
&address,
NULL,
error);
if (FAILED(hr))
{
goto Exit;
}
productName.chars = L"Pencil";
productName.length = 6;
for (int i = 0; i < 100; i++)
{
unsigned int orderID;
// Submit an order, and get expected ship date
hr = PurchaseOrderBinding_Order(
serviceProxy,
100,
productName,
&orderID,
&expectedShipDate,
heap,
NULL,
0,
NULL,
error);
if (FAILED(hr))
{
goto Exit;
}
// Print out confirmation contents
wprintf(L"Expected ship date for order %lu is %.*s\n",
orderID,
expectedShipDate.length,
expectedShipDate.chars);
WsResetHeap(heap, NULL);
// Get the current status of the order
hr = PurchaseOrderBinding_OrderStatus(
serviceProxy,
&orderID,
&orderStatus,
heap,
NULL,
0,
NULL,
error);
if (FAILED(hr))
{
goto Exit;
}
// Print out order status
wprintf(L"Order status for order %lu is: %.*s\n",
orderID,
orderStatus.length,
orderStatus.chars);
WsResetHeap(
heap,
NULL);
// Get the current status of the order using an invalid order ID
orderID = 321;
hr = PurchaseOrderBinding_OrderStatus(
serviceProxy,
&orderID,
&orderStatus,
heap,
NULL,
0,
NULL,
error);
// Check to see if we got a fault
if (hr == WS_E_ENDPOINT_FAULT_RECEIVED)
{
// Print the strings in the error object
PrintError(hr, error);
// TODO: the following should be removed when wsutil generates it
WS_XML_STRING _faultDetailName = WS_XML_STRING_VALUE("OrderNotFound");
WS_XML_STRING _faultDetailNs = WS_XML_STRING_VALUE("http://example.com");
WS_XML_STRING _faultAction = WS_XML_STRING_VALUE("http://example.com/fault");
WS_ELEMENT_DESCRIPTION _faultElementDescription = { &_faultDetailName, &_faultDetailNs, WS_UINT32_TYPE, NULL };
WS_FAULT_DETAIL_DESCRIPTION orderNotFoundFaultTypeDescription = { &_faultAction, &_faultElementDescription };
// Try to get the fault detail from the error object
_OrderNotFoundFaultType* orderNotFound;
hr = WsGetFaultErrorDetail(
error,
&orderNotFoundFaultTypeDescription,
WS_READ_OPTIONAL_POINTER,
heap,
&orderNotFound,
sizeof(orderNotFound));
if (FAILED(hr))
{
goto Exit;
}
if (orderNotFound != NULL)
{
// Print out the fault detail
wprintf(L"Order %lu was not found\n", orderNotFound->orderID);
}
// Reset error so it can be used again
hr = WsResetError(error);
if (FAILED(hr))
{
goto Exit;
}
}
if (FAILED(hr))
{
goto Exit;
}
WsResetHeap(heap, NULL);
wprintf(L"\n");
}
Exit:
if (FAILED(hr))
{
// Print out the error
PrintError(hr, error);
}
fflush(
stdout);
if (serviceProxy != NULL)
{
WsCloseServiceProxy(serviceProxy, NULL, NULL);
WsFreeServiceProxy(serviceProxy);
}
if (heap != NULL)
{
WsFreeHeap(heap);
}
if (error != NULL)
{
WsFreeError(error);
}
fflush(stdout);
return SUCCEEDED(hr) ? 0 : -1;
}
PurchaseOrder.wsdl
<wsdl:definitions
xmlns:soap="http://schemas.xmlsoap.org/wsdl/soap/"
xmlns:tns="http://example.org"
xmlns:xsd="http://www.w3.org/2001/XMLSchema"
xmlns:wsaw="http://www.w3.org/2006/05/addressing/wsdl"
xmlns:soap12="http://schemas.xmlsoap.org/wsdl/soap12/"
xmlns:wsdl="http://schemas.xmlsoap.org/wsdl/"
targetNamespace="http://example.org">
<wsdl:types>
<xsd:schema targetNamespace="http://example.org" elementFormDefault="qualified">
<xsd:element name="PurchaseOrderType">
<xsd:complexType>
<xsd:sequence>
<xsd:element minOccurs="0" name="quantity" type="xsd:int"/>
<xsd:element minOccurs="0" name="productName" type="xsd:string"/>
</xsd:sequence>
</xsd:complexType>
</xsd:element>
<xsd:element name="OrderConfirmationType">
<xsd:complexType>
<xsd:sequence>
<xsd:element minOccurs="0" name="orderID" type="xsd:unsignedInt"/>
<xsd:element minOccurs="0" name="expectedShipDate" type="xsd:string"/>
</xsd:sequence>
</xsd:complexType>
</xsd:element>
<xsd:element name="GetOrderStatusType">
<xsd:complexType>
<xsd:sequence>
<xsd:element minOccurs="0" name="orderID" type="xsd:unsignedInt"/>
</xsd:sequence>
</xsd:complexType>
</xsd:element>
<xsd:element name="GetOrderStatusResponseType">
<xsd:complexType>
<xsd:sequence>
<xsd:element minOccurs="0" name="orderID" type="xsd:unsignedInt"/>
<xsd:element minOccurs="0" name="status" type="xsd:string"/>
</xsd:sequence>
</xsd:complexType>
</xsd:element>
<xsd:element name="OrderNotFoundFaultType">
<xsd:complexType>
<xsd:sequence>
<xsd:element minOccurs="0" name="orderID" type="xsd:unsignedInt"/>
</xsd:sequence>
</xsd:complexType>
</xsd:element>
</xsd:schema>
</wsdl:types>
<wsdl:message name="PurchaseOrder">
<wsdl:part name="parameters" element="tns:PurchaseOrderType"/>
</wsdl:message>
<wsdl:message name="OrderConfirmation">
<wsdl:part name="parameters" element="tns:OrderConfirmationType"/>
</wsdl:message>
<wsdl:message name="GetOrderStatus">
<wsdl:part name="parameters" element="tns:GetOrderStatusType"/>
</wsdl:message>
<wsdl:message name="GetOrderStatusResponse">
<wsdl:part name="parameters" element="tns:GetOrderStatusResponseType"/>
</wsdl:message>
<wsdl:message name="OrderNotFoundFault">
<wsdl:part name="parameters" element="tns:OrderNotFoundFaultType"/>
</wsdl:message>
<wsdl:portType name="IPurchaseOrder">
<wsdl:operation name="Order">
<wsdl:input message="tns:PurchaseOrder" wsaw:Action="http://example.org/purchaseorder"/>
<wsdl:output message="tns:OrderConfirmation" wsaw:Action="http://example.org/orderconfirmation"/>
</wsdl:operation>
<wsdl:operation name="OrderStatus">
<wsdl:input message="tns:GetOrderStatus" wsaw:Action="http://example.org/getorderstatus"/>
<wsdl:output message="tns:GetOrderStatusResponse" wsaw:Action="http://example.org/getorderstatusresponse"/>
<wsdl:fault name="OrderNotFound" message="tns:OrderNotFoundFault" wsaw:Action="http://example.org/ordernotfound"/>
</wsdl:operation>
</wsdl:portType>
<wsdl:binding name="PurchaseOrderBinding" type="tns:IPurchaseOrder">
<soap:binding transport="http://schemas.xmlsoap.org/soap/http"/>
<wsdl:operation name="Order">
<soap:operation soapAction="http://example.org/purchaseorder" style="document"/>
<wsdl:input>
<soap:body use="literal"/>
</wsdl:input>
<wsdl:output>
<soap:body use="literal"/>
</wsdl:output>
</wsdl:operation>
<wsdl:operation name="OrderStatus">
<soap:operation soapAction="http://example.org/getorderstatus" style="document"/>
<wsdl:input>
<soap:body use="literal"/>
</wsdl:input>
<wsdl:output>
<soap:body use="literal"/>
</wsdl:output>
<wsdl:fault name="OrderNotFound">
<soap:body use="literal"/>
</wsdl:fault>
</wsdl:operation>
</wsdl:binding>
<wsdl:service name="PurchaseOrderService">
<wsdl:port name="IPurchaseOrder" binding="tns:PurchaseOrderBinding">
<soap:address location="http://example.org/IPurchaseOrder"/>
</wsdl:port>
</wsdl:service>
</wsdl:definitions>
Makefile
!include <Win32.Mak>
EXTRA_LIBS = WebServices.lib rpcrt4.lib Iphlpapi.lib
all: $(OUTDIR) $(OUTDIR)\WsHttpPurchaseOrderClient.exe
"$(OUTDIR)" :
if not exist "$(OUTDIR)/$(NULL)" mkdir "$(OUTDIR)"
$(OUTDIR)\PurchaseOrder.wsdl.c: PurchaseOrder.wsdl
Wsutil.exe /wsdl:PurchaseOrder.wsdl /string:WS_STRING /out:$(OUTDIR)
$(OUTDIR)\PurchaseOrder.wsdl.obj: $(OUTDIR)\PurchaseOrder.wsdl.c
$(cc) $(cdebug) $(cflags) $(cvarsmt) /WX -I$(OUTDIR) /Fo"$(OUTDIR)\\" /Fd"$(OUTDIR)\\" $(OUTDIR)\PurchaseOrder.wsdl.c
$(OUTDIR)\HttpPurchaseOrderClient.obj: HttpPurchaseOrderClient.cpp $(OUTDIR)\PurchaseOrder.wsdl.c
$(cc) $(cdebug) $(cflags) $(cvarsmt) /WX -I$(OUTDIR) /Fo"$(OUTDIR)\\" /Fd"$(OUTDIR)\\" HttpPurchaseOrderClient.cpp
$(OUTDIR)\WsHttpPurchaseOrderClient.exe: $(OUTDIR)\HttpPurchaseOrderClient.obj $(OUTDIR)\PurchaseOrder.wsdl.obj
$(link) $(ldebug) $(conlflags) $(conlibsmt) $(EXTRA_LIBS) -out:$(OUTDIR)\WsHttpPurchaseOrderClient.exe $(OUTDIR)\HttpPurchaseOrderClient.obj $(OUTDIR)\PurchaseOrder.wsdl.obj /PDB:$(OUTDIR)\WsHttpPurchaseOrderClient.PDB
clean:
$(CLEANUP)