C# HTTP POST。。发送和XMLQuery并返回文本文件作为响应
我有个问题。我正在尝试通过asp.net访问一些web服务。我并没有确切的网络服务代码。web服务的输入是XML查询，如下所示。输出将在文本文件或Excel文件中请求列和值C# HTTP POST。。发送和XMLQuery并返回文本文件作为响应,c#,post,C#,Post,我有个问题。我正在尝试通过asp.net访问一些web服务。我并没有确切的网络服务代码。web服务的输入是XML查询，如下所示。输出将在文本文件或Excel文件中请求列和值 --**eXtraSheet** Content-Disposition: form-data; name="xmlquery" <?xml version="1.0" encoding="UTF-8" standalone="no"?><xmlquery> <showcolumns tru
--**eXtraSheet**
Content-Disposition: form-data; name="xmlquery"
<?xml version="1.0" encoding="UTF-8" standalone="no"?><xmlquery> <showcolumns truncation="999"> <column order="1">nmclob</column> <column order="2">oweroperategroup</column> <column order="3">id</column> <column order="4">name</column> <column order="5">appquestid</column> <column order="6">appquestname</column> <column order="7">appquestinstanceid</column> <column order="8">appquestinstancename</column> <column order="9">tgo</column> <column order="10">active</column> </showcolumns> <showaggregatecolumns/><groupby/><orderby/> <filters> <filter condition="AND" id="appquestid" leftbracket="" operator="EQUAL" rightbracket="">25299</filter> </filters> <fullcontentsearch/></xmlquery>
--**eXtraSheet**
private static void GetRequestStreamCallback1(IAsyncResult asynchronousResult)
{
HttpWebRequest request1 = (HttpWebRequest)asynchronousResult.AsyncState;
Stream postStream = request1.EndGetRequestStream(asynchronousResult);
byte[] bytearray = Encoding.UTF8.GetBytes(Constants.Constants.PostdataString.ToString());
postStream.Write(bytearray, 0, Constants.Constants.PostdataString.Length);
postStream.Close();
// Start the asynchronous operation to get the response
request1.BeginGetResponse(new AsyncCallback(GetResponseCallback), request1);
}
private static void GetResponseCallback(IAsyncResult asynchronousResult)
{
HttpWebRequest request = (HttpWebRequest)asynchronousResult.AsyncState;
// End the operation
HttpWebResponse response = (HttpWebResponse)request.EndGetResponse(asynchronousResult);
Stream streamResponse = response.GetResponseStream();
StreamReader streamRead = new StreamReader(streamResponse);
string responseString = streamRead.ReadToEnd();
// Close the stream object
streamResponse.Close();
streamRead.Close();
// Release the HttpWebResponse
response.Close();
allDone.Set();
}
<LINK href="custom/css/flexiblereporting.css" rel="stylesheet" type="text/css">
<script type="text/javascript" src="/js/prototype1.5.js"></script>
<script type="text/javascript" src="/js/ZeroClipboard.js"></script>
<script type="text/javascript" src="/js/genericclipboardcopy.js"></script>
<script>
document.title="Flexible Reporting";
function selectAll(list, el){
//alert(list);
value=el.checked;
//var check=document.getElementById(id);
//check.checked=true;
//check.checked=false;
while(list.indexOf("|") != -1 && list.length!=1){
id=list.substring(0,list.indexOf("|"));
//alert(id);
if(value==true){
var check=document.getElementById("share"+id);
check.checked=true;
}else{
var check=document.getElementById("share"+id);
check.checked=false;
}
list=list.substring(list.indexOf("|")+1,list.length);
}
}
function getReport(el){
idView=el.value;
if(idView>-1){
//alert(idView);
document.location.href="uview?call=dg.reporting.custom.RHFRAlacrity&action=editreport&viewid="+idView;
}
}
function getSummary(baseviewfilter,reportsfilter){
var createnewreport=$("createnewreport");
var loading=$("loading");
createnewreport.style.display="none";
loading.style.display="";
document.location.href="uview?call=dg.reporting.custom.RHFRAlacrity&action=summary&reportsfilter="+reportsfilter+"&baseviewfilter="+baseviewfilter;
}
function getSummaryExtra(baseviewfilter,reportsfilter,extra){
var createnewreport=$("createnewreport");
var loading=$("loading");
createnewreport.style.display="none";
loading.style.display="";
document.location.href="uview?call=dg.reporting.custom.RHFRAlacrity&action=summary&reportsfilter="+reportsfilter+"&baseviewfilter="+baseviewfilter+"&"+extra;
}
document.title=“灵活报告”；
功能selectAll（列表，el）{
//警报（列表）；
值=检查的el；
//var check=document.getElementById（id）；
//check.checked=true；
//check.checked=false；
while（list.indexOf（“|”）为-1&&list.length！=1）{
id=list.substring（0，list.indexOf（“|”）；
//警报（id）；
如果（值==true）{
var check=document.getElementById（“共享”+id）；
check.checked=true；
}否则{
var check=document.getElementById（“共享”+id）；
check.checked=false；
}
list=list.substring（list.indexOf（“|”）+1，list.length）；
}
}
函数getReport（el）{
idView=el.value；
如果（idView>-1）{
//警报（idView）；
document.location.href=“uview？call=dg.reporting.custom.rhfralacity&action=editreport&viewid=“+idView；
}
}
函数getSummary（baseviewfilter、reportsfilter）{
var createnewreport=$（“createnewreport”）；
var加载=$（“加载”）；
createnewreport.style.display=“无”；
loading.style.display=“”；
document.location.href=“uview？call=dg.reporting.custom.rhfracity&action=summary&reportsfilter=“+reportsfilter+”&baseviewfilter=“+baseviewfilter；
}
函数getSummaryExtra（baseviewfilter、reportsfilter、extra）{
var createnewreport=$（“createnewreport”）；
var加载=$（“加载”）；
createnewreport.style.display=“无”；
loading.style.display=“”；
document.location.href=“uview？call=dg.reporting.custom.rhfracity&action=summary&reportsfilter=“+reportsfilter+”&baseviewfilter=“+baseviewfilter+”&“+extra；
}
private List<String> callAlacrityService(String serverURL, String postData)
{
boolean _verbose = false; // for debug, set to true
boolean finalOk = false;
ArrayList<String> al = new ArrayList<String>();
boolean isPostRequest = goodStr(postData);
DataOutputStream outputStream = null;
BufferedReader datain = null;
InputStreamReader isr = null;
//boolean responseErrorDetected = false;
try {
URL url = new URL(serverURL);
//20091014 w051646 gw-Connection timeouts 1
// Per google, the connection shouldn;t actually connect until we get its stream,
// so setting the timeouts here should work.
// http://stackoverflow.com/questions/39391/does-new-url-openconnection-necessarily-imply-a-post
HttpURLConnection ucUrl = (HttpURLConnection)url.openConnection();
//
if(propTimeoutConnect > 0) { ucUrl.setConnectTimeout(propTimeoutConnect); }
if(propTimeoutRead > 0) { ucUrl.setReadTimeout(propTimeoutRead); }
//
ucUrl.setUseCaches(false);
ucUrl.setDoOutput(true);
if(isPostRequest) {
ucUrl.setRequestMethod("POST");
ucUrl.setRequestProperty("Content-Type", "multipart/form-data; boundary=**eXtraSheet**");
}
else {
ucUrl.setRequestMethod("GET");
}
ucUrl.connect();
//---------------
// if POST, then send the data now
if(isPostRequest) {
outputStream = new DataOutputStream(ucUrl.getOutputStream());
outputStream.writeBytes(postData);
outputStream.flush();
outputStream.close();
outputStream = null;
}
//---------------
//
// Read response from Alacrity as separate lines, into a list
//
isr = new InputStreamReader(ucUrl.getInputStream());
datain = new BufferedReader(isr);
String line;
if(_verbose) { LOG(" !-------------------------"); }
// zero out our line/char counters before starting read
int lastNumLinesRead = 0;
int lastNumCharsRead = 0;
while((line = datain.readLine()) != null) {
if(_verbose) { LOG(" !" + line); }
//
//TODO: some errors are due to HTTP probs-- 500, 404, etc. Can we get the resp code from response?
//
//-don't do this in normal case as it is a perf issue--//resptext += line;
//
// add line to retval array
al.add(line);
lastNumLinesRead++;
if(line!=null) {
lastNumCharsRead+=line.length();
}
}
// persist status to member vars before logging
lastHttpRc = ucUrl.getResponseCode();
lastHttpRcText = ucUrl.getResponseMessage();
LOG(" !---- rc=[" + lastHttpRc + "][" + lastHttpRcText + "]-----");
LOG(" !---- numLinesRead=[" + lastNumLinesRead + "] numCharsRead=[" + lastNumCharsRead + "]-----");
datain.close();
datain = null;
isr.close();
isr = null;
ucUrl.disconnect();
}
catch (SocketTimeoutException ste) {
// 20091014 w051646 gw-Connection timeouts 1
LOG(" *** SocketTimeoutException on request to Alacrity, failed connection.");
LOG(" *** Timeouts: propTimeoutConnect=["+propTimeoutConnect+"] propTimeoutRead=["+propTimeoutRead+"]");
LOG(" *** " + ste.getMessage());
al = null;
finalOk = false;
}
catch (MalformedURLException e) {
LOG("MalFormedException6 " + e.getMessage());
al = null;
finalOk = false;
}
catch (Exception e) {
LOG("Exception7a: catchall exception in alacrity connect! " + e.getMessage());
al = null;
finalOk = false;
}
finally {
try {
if(outputStream!=null) { outputStream.close(); }
if(datain!=null) {datain.close(); }
if(isr!=null) { isr.close(); }
}
catch(Exception e2) {
LOG(" ##callAlacrityService - exception in finally block! " + e2.getMessage());
}
}
if(al!=null && !al.isEmpty()) {
finalOk = true;
}
return al;
}
私有列表CallaCrityService（String serverURL，String postData）
{
布尔值_verbose=false；//对于调试，设置为true
布尔finalOk=false；
ArrayList al=新的ArrayList（）；
布尔值isPostRequest=goodStr（postData）；
DataOutputStream outputStream=null；
BufferedReader datain=null；
InputStreamReader isr=null；
//布尔值responseErrorDetected=false；
试一试{
URL=新URL（服务器URL）；
//20091014 w051646 gw连接超时1
//根据谷歌的说法，在我们得到它的流之前，连接不应该真正连接，
//因此，在这里设置超时应该是可行的。
// http://stackoverflow.com/questions/39391/does-new-url-openconnection-necessarily-imply-a-post
HttpURLConnection ucUrl=（HttpURLConnection）url.openConnection（）；
//
如果（propTimeoutConnect>0）{ucUrl.setConnectTimeout（propTimeoutConnect）；}
如果（propTimeoutRead>0）{ucUrl.setReadTimeout（propTimeoutRead）；}
//
ucUrl.setUseCaches（false）；
ucUrl.setDoOutput（true）；
如果（isPostRequest）{
setRequestMethod（“POST”）；
setRequestProperty（“内容类型”，“多部分/表单数据；边界=**外页**”）；
}
否则{
setRequestMethod（“GET”）；
}
ucUrl.connect（）；
//---------------
//如果是POST，则立即发送数据
如果（isPostRequest）{
outputStream=新的DataOutputStream（ucUrl.getOutputStream（））；
outputStream.writeBytes（postData）；
outputStream.flush（）；
outputStream.close（）；
outputStream=null；
}
//---------------
//
//将来自Alacrity的响应作为单独的行读取到列表中
//
isr=新的InputStreamReader（ucUrl.getInputStream（））；
数据输入=新的缓冲读取器（isr）；
弦线；
如果（_verbose）{LOG（“！---------------------------”）；}
//在开始读取之前，将行/字符计数器归零
int lastNumLinesRead=0；
int lastNumCharsRead=0；
而（（line=datain.readLine（））！=null）{
如果（_verbose）{LOG（！“+行）；}
//
//TODO:一些错误是由于HTTP probs--500、404等引起的。我们可以从响应中获取响应代码吗？
//
//-在正常情况下不要这样做，因为这是一个性能问题--//resptext+=line；
//
//将行添加到retval数组
al.添加（行）；
lastNumLinesRead++；
如果（行！=null）{
lastNumCharsRead+=line.length（）；
}
}
//在记录之前将状态持久化到成员变量
lastHttpRc=ucUrl.getResponseCode（）；
lastHttpCtext=ucUrl.getResponseMessage（）；
日志（！----rc=[“+lastHttpRc+”][“+lastHttpCtext+”]----”；
日志（“！----numLinesRead=[”+lastNumLinesRead+“]numCharsRead=[“+lastNumCharsRead+”]----”；
datain.close（）；
datain=null；
isr.close（）；
isr=null；
ucUrl.disconnect（）；
}
捕捉（SocketTimeoutException ste）{
//20091014 w051646 gw连接超时1
日志（“***SocketTimeoutException在请求Alacrity时，连接失败。”）；
日志（“***超时：propTimeoutConnect=[”+propTimeoutConnect+“]propTimeoutRead=[“+propTimeoutRead+”]）；
日志（“***”+ste.getMessage（））；
al=null；
finalOk=false；
}
捕获（格式错误）{
日志（“格式错误”概念
private List<String> callAlacrityService(String serverURL, String postData)
{
boolean _verbose = false; // for debug, set to true
boolean finalOk = false;
ArrayList<String> al = new ArrayList<String>();
boolean isPostRequest = goodStr(postData);
DataOutputStream outputStream = null;
BufferedReader datain = null;
InputStreamReader isr = null;
//boolean responseErrorDetected = false;
try {
URL url = new URL(serverURL);
//20091014 w051646 gw-Connection timeouts 1
// Per google, the connection shouldn;t actually connect until we get its stream,
// so setting the timeouts here should work.
// http://stackoverflow.com/questions/39391/does-new-url-openconnection-necessarily-imply-a-post
HttpURLConnection ucUrl = (HttpURLConnection)url.openConnection();
//
if(propTimeoutConnect > 0) { ucUrl.setConnectTimeout(propTimeoutConnect); }
if(propTimeoutRead > 0) { ucUrl.setReadTimeout(propTimeoutRead); }
//
ucUrl.setUseCaches(false);
ucUrl.setDoOutput(true);
if(isPostRequest) {
ucUrl.setRequestMethod("POST");
ucUrl.setRequestProperty("Content-Type", "multipart/form-data; boundary=**eXtraSheet**");
}
else {
ucUrl.setRequestMethod("GET");
}
ucUrl.connect();
//---------------
// if POST, then send the data now
if(isPostRequest) {
outputStream = new DataOutputStream(ucUrl.getOutputStream());
outputStream.writeBytes(postData);
outputStream.flush();
outputStream.close();
outputStream = null;
}
//---------------
//
// Read response from Alacrity as separate lines, into a list
//
isr = new InputStreamReader(ucUrl.getInputStream());
datain = new BufferedReader(isr);
String line;
if(_verbose) { LOG(" !-------------------------"); }
// zero out our line/char counters before starting read
int lastNumLinesRead = 0;
int lastNumCharsRead = 0;
while((line = datain.readLine()) != null) {
if(_verbose) { LOG(" !" + line); }
//
//TODO: some errors are due to HTTP probs-- 500, 404, etc. Can we get the resp code from response?
//
//-don't do this in normal case as it is a perf issue--//resptext += line;
//
// add line to retval array
al.add(line);
lastNumLinesRead++;
if(line!=null) {
lastNumCharsRead+=line.length();
}
}
// persist status to member vars before logging
lastHttpRc = ucUrl.getResponseCode();
lastHttpRcText = ucUrl.getResponseMessage();
LOG(" !---- rc=[" + lastHttpRc + "][" + lastHttpRcText + "]-----");
LOG(" !---- numLinesRead=[" + lastNumLinesRead + "] numCharsRead=[" + lastNumCharsRead + "]-----");
datain.close();
datain = null;
isr.close();
isr = null;
ucUrl.disconnect();
}
catch (SocketTimeoutException ste) {
// 20091014 w051646 gw-Connection timeouts 1
LOG(" *** SocketTimeoutException on request to Alacrity, failed connection.");
LOG(" *** Timeouts: propTimeoutConnect=["+propTimeoutConnect+"] propTimeoutRead=["+propTimeoutRead+"]");
LOG(" *** " + ste.getMessage());
al = null;
finalOk = false;
}
catch (MalformedURLException e) {
LOG("MalFormedException6 " + e.getMessage());
al = null;
finalOk = false;
}
catch (Exception e) {
LOG("Exception7a: catchall exception in alacrity connect! " + e.getMessage());
al = null;
finalOk = false;
}
finally {
try {
if(outputStream!=null) { outputStream.close(); }
if(datain!=null) {datain.close(); }
if(isr!=null) { isr.close(); }
}
catch(Exception e2) {
LOG(" ##callAlacrityService - exception in finally block! " + e2.getMessage());
}
}
if(al!=null && !al.isEmpty()) {
finalOk = true;
}
return al;
}