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在嵌入了上面的代码后,我们就可以使用JavaScript代码调用行为并把它链接到兼容WSDL 1.1的Web服务了。这是通过引用被嵌入的行为id(前面代码中的服务)和调用它的useService方法来实现的:
service.useService("http://localhost/MyProjects/WebServiceBehavior/EmployeeService.asmx?WSDL","svcEmployee");<%@ Page language="c#" Codebehind="EmployeeServiceClient.aspx.cs"
AutoEventWireup="false" Inherits="
EmployeeWebServiceClient.EmployeeServiceClient" %>
<HTML>
<HEAD>
<title>Employee Details</title>
<SCRIPT LANGUAGE="JScript">
//定义一个模块级的变量来捕捉事件id
var iCallID ;
function GetEmployeeDetails()
{
// 调用svcEmployee Web服务的GetEmployeeDetails方法
iCallID =
service.svcEmployee.callService(DisplayResults,"GetEmpDetailsByEmpID",txtEmployeeID.value);
}
function DisplayResults(result)
{
var strXML,objXMLNode,objXMLDoc,objEmployee,strHTML;
//检查事件id是否相同
if (iCallID != result.id)
return;
if(result.error)
{
// 显示错误信息
var faultCode = result.errorDetail.code;
var faultString = result.errorDetail.string;
alert("ERROR: Code = " + faultCode + ", Fault String=" + faultString);
}
else
{
//把结果值赋予本地变量
objXMLNode = result.value;
objXMLDoc = new ActiveXObject("Microsoft.XMLDOM");
//把返回的XML字符串载入XMLDOM对象
objXMLDoc.loadXML(objXMLNode.xml);
//得到Employees节点的指针
objEmployee =
objXMLDoc.selectSingleNode("GetEmpDetailsByEmpIDResult").selectSingleNode("EmployeesRoot").selectSingleNode("Employees");
//检查从服务器返回的雇员指针是否有效
strHTML = "<font color=’#0000FF’>";
if (objEmployee != null)
{
//动态生成HTML,并把它添加到一个字符串变量中
strHTML += "<br><br>Employee ID :<b>" +
objEmployee.selectSingleNode("EmployeeID").text + "</b><br><br>";
strHTML += "Employee First Name :<b>" +
objEmployee.selectSingleNode("FirstName").text +
"</b><br><br>";
strHTML += "Employee Last Name :<b>" +
objEmployee.selectSingleNode("LastName").text + "</b><br><br>";
strHTML += "Employee Title :<b>" +
objEmployee.selectSingleNode("Title").text + "</b><br><br>";
strHTML += "Employee Title :<b>" +
objEmployee.selectSingleNode("Title").text + "</b><br><br>";
strHTML += "Title Of Courtesy:<b>" +
objEmployee.selectSingleNode("TitleOfCourtesy").text + "</b><br><br>";
strHTML += "Postal Code:<b>" +
objEmployee.selectSingleNode("PostalCode").text + "</b><br><br>";
}
else
{
strHTML += "<br><br><b>Employee
not found</b>";
}
strHTML += "</font>"
//把动态生成的HTML赋予div标记
divContents.innerHTML = strHTML;
}
}
function init()
{
// 建立Web服务的实例并把它叫做svcEmployee
service.useService("http://localhost/MyProjects/15Seconds/WebServiceBehavior/_
EmployeeWebService/EmployeeService.asmx?WSDL","svcEmployee");
}
</SCRIPT>
</HEAD>
<body onload="init()">
<div id="service" style="BEHAVIOR: url(webservice.htc)"></div>
<H1 align="center">
<font color="#800080">Employee Details</H1>
</FONT>
<br><br>
<P align="left"><font color="#800080"><b>Enter the
Employee ID:</b></font> <INPUT
id="txtEmployeeID" name="txtEmployeeID" style="LEFT: 149px; TOP:
72px"><INPUT id="btnAdd" type="button" value="Get Employee Details"
name="btnGetEmployee" onclick="return GetEmployeeDetails()"></P><P></P>
<div id="divContents">
</div>
<P></P>
</body>
</HTML>function GetEmployeeDetails()
{
// 调用svcEmployee web服务的GetEmployeeDetails方法
iCallID =
service.svcEmployee.callService(DisplayResults,"GetEmpDetailsByEmpID",txtEmployeeID.value);
}function DisplayResults(result)
{
var strXML,objXMLNode,objXMLDoc,objEmployee,strHTML;//检查事件是否相同
if (iCallID != result.id)
return;if(result.error)
{
// 读取错误信息
var faultCode = result.errorDetail.code;
var faultString = result.errorDetail.string;
alert("ERROR: Code = " + faultCode + ", Fault String=" + faultString);
}
else
{
//把结果值赋予本地变量
objXMLNode = result.value;
objXMLDoc = new ActiveXObject("Microsoft.XMLDOM");
//把返回的XML字符串载入XMLDOM 对象
objXMLDoc.loadXML(objXMLNode.xml);
//得到Employees节点的指针
objEmployee = objXMLDoc.selectSingleNode("GetEmpDetailsByEmpIDResult").
selectSingleNode("EmployeesRoot").selectSingleNode("Employees");
//查看从服务器返回的employee 指针是否有效
strHTML = "<font color=’#0000FF’>";
if (objEmployee != null)
{
//动态生成HTML并添加到字符串的内容中
strHTML += "<br><br>Employee ID :<b>" +
objEmployee.selectSingleNode("EmployeeID").text +
"</b><br><br>";
strHTML += "Employee First Name :<b>" +
objEmployee.selectSingleNode("FirstName").text +
"</b><br><br>";
strHTML += "Employee Last Name :<b>" +
objEmployee.selectSingleNode("LastName").text +
"</b><br><br>";
strHTML += "Employee Title :<b>" +
objEmployee.selectSingleNode("Title").text +
"</b><br><br>";
strHTML += "Employee Title :<b>" +
objEmployee.selectSingleNode("Title").text +
"</b><br><br>";
strHTML += "Title Of Courtesy:<b>" +
objEmployee.selectSingleNode("TitleOfCourtesy").text +
"</b><br><br>";
strHTML += "Postal Code:<b>" +
objEmployee.selectSingleNode("PostalCode").text +
"</b><br><br>";
}
else
{
strHTML += "<br><br><b>Employee
not found</b>";
}
strHTML += "</font>"
//把动态生成的HTML赋予div标记
divContents.innerHTML = strHTML;
}
}<div id="service" style="BEHAVIOR: url(webservice.htc)"
onresult="DisplayResults()"></div>function DisplayResults()
{
//检查事件id是否相同
if (iCallID != event.result.id)
return;
if(event.result.error)
{
var faultCode = event.result.errorDetail.code;
var faultString = event.result.errorDetail.string;
alert("ERROR: Code = " + faultCode + ", Fault String=" +
faultString);
}
else
{
//显示结果值
alert(event.result.value);
}
}
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