问使用Javascript使用Web服务

EN

// javascript global variables
var soapHeader = '<?xml version=\"1.0\"?>'
               + '<SOAP-ENV:Envelope xmlns:SOAP-ENV=\"http://schemas.xmlsoap.org/soap/envelope/\"'
               + ' SOAP-ENV:encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\"'
               + ' xmlns:xsi=\"http://www.w3.org/1999/XMLSchema-instance\"'
               + ' xmlns:xsd=\"http://www.w3.org/1999/XMLSchema\"'
               + '>'
               + '<SOAP-ENV:Header/>'
               + '<SOAP-ENV:Body>';

var soapFooter = '</SOAP-ENV:Body>'
               + '</SOAP-ENV:Envelope>';

var destinationURI = '/webservices/websalm';

var actionURI = '';

function callWebService(nsCallback,ieCallback,parms) {
  try
     {
       // Create XmlHttpRequest obj for current browser = Netscape or IE
       if (navigator.userAgent.indexOf('Netscape') != -1)
       {
          SOAPObject = new XMLHttpRequest();
          SOAPObject.onload = nsCallback;
       } else {  //IE
          SOAPObject = new ActiveXObject('Microsoft.XMLHTTP');
          SOAPObject.onreadystatechange = ieCallback;
       }

       SOAPObject.open('POST', destinationURI, true);

       // Set 2 Request headers, based on browser
       if (actionURI == '') {
          SOAPObject.setRequestHeader('SOAPAction', '\"\"');
       } else {  SOAPObject.setRequestHeader('SOAPAction', actionURI);
       }

       SOAPObject.setRequestHeader('Content-Type', 'text/xml');

       // Compose the Request body from input parameter + global variables
       var requestBody = soapHeader + parms + soapFooter

       // Send, based on browser
       if (navigator.userAgent.indexOf('Netscape') != -1)
       {
         SOAPObject.send(new DOMParser().parseFromString(requestBody,'text/xml'));
       } else {
         SOAPObject.send(requestBody);
       }
  } catch (E)
  {
     alert('callWebService exception: ' + E);
  }
}