/// <exception cref="System.IO.IOException"></exception>
/// <exception cref="Apache.Http.Client.ClientProtocolException"></exception>
protected internal override CloseableHttpResponse DoExecute(HttpHost target, IHttpRequest
request, HttpContext context)
{
Args.NotNull(target, "Target host");
Args.NotNull(request, "HTTP request");
HttpExecutionAware execAware = null;
if (request is HttpExecutionAware)
{
execAware = (HttpExecutionAware)request;
}
try
{
HttpRequestWrapper wrapper = HttpRequestWrapper.Wrap(request);
HttpClientContext localcontext = ((HttpClientContext)HttpClientContext.Adapt(context
!= null ? context : new BasicHttpContext()));
HttpRoute route = new HttpRoute(target);
RequestConfig config = null;
if (request is Configurable)
{
config = ((Configurable)request).GetConfig();
}
if (config != null)
{
localcontext.SetRequestConfig(config);
}
return(this.requestExecutor.Execute(route, wrapper, localcontext, execAware));
}
catch (HttpException httpException)
{
throw new ClientProtocolException(httpException);
}
}
/// <exception cref="System.IO.IOException"></exception>
/// <exception cref="Apache.Http.Client.ClientProtocolException"></exception>
protected internal override CloseableHttpResponse DoExecute(HttpHost target, IHttpRequest
request, HttpContext context)
{
Args.NotNull(request, "HTTP request");
HttpExecutionAware execAware = null;
if (request is HttpExecutionAware)
{
execAware = (HttpExecutionAware)request;
}
try
{
HttpRequestWrapper wrapper = HttpRequestWrapper.Wrap(request);
HttpClientContext localcontext = ((HttpClientContext)HttpClientContext.Adapt(context
!= null ? context : new BasicHttpContext()));
RequestConfig config = null;
if (request is Configurable)
{
config = ((Configurable)request).GetConfig();
}
if (config == null)
{
HttpParams @params = request.GetParams();
if (@params is HttpParamsNames)
{
if (!((HttpParamsNames)@params).GetNames().IsEmpty())
{
config = HttpClientParamConfig.GetRequestConfig(@params);
}
}
else
{
config = HttpClientParamConfig.GetRequestConfig(@params);
}
}
if (config != null)
{
localcontext.SetRequestConfig(config);
}
SetupContext(localcontext);
HttpRoute route = DetermineRoute(target, wrapper, localcontext);
return(this.execChain.Execute(route, wrapper, localcontext, execAware));
}
catch (HttpException httpException)
{
throw new ClientProtocolException(httpException);
}
}
/// <exception cref="System.IO.IOException"></exception>
/// <exception cref="Apache.Http.HttpException"></exception>
public virtual CloseableHttpResponse Execute(HttpRoute route, HttpRequestWrapper
request, HttpClientContext context, HttpExecutionAware execAware)
{
Args.NotNull(route, "HTTP route");
Args.NotNull(request, "HTTP request");
Args.NotNull(context, "HTTP context");
IHttpRequest original = request.GetOriginal();
URI uri = null;
if (original is IHttpUriRequest)
{
uri = ((IHttpUriRequest)original).GetURI();
}
else
{
string uriString = original.GetRequestLine().GetUri();
try
{
uri = URI.Create(uriString);
}
catch (ArgumentException ex)
{
if (this.log.IsDebugEnabled())
{
this.log.Debug("Unable to parse '" + uriString + "' as a valid URI; " + "request URI and Host header may be inconsistent"
, ex);
}
}
}
request.SetURI(uri);
// Re-write request URI if needed
RewriteRequestURI(request, route);
HttpParams @params = request.GetParams();
HttpHost virtualHost = (HttpHost)@params.GetParameter(ClientPNames.VirtualHost);
// HTTPCLIENT-1092 - add the port if necessary
if (virtualHost != null && virtualHost.GetPort() == -1)
{
int port = route.GetTargetHost().GetPort();
if (port != -1)
{
virtualHost = new HttpHost(virtualHost.GetHostName(), port, virtualHost.GetSchemeName
());
}
if (this.log.IsDebugEnabled())
{
this.log.Debug("Using virtual host" + virtualHost);
}
}
HttpHost target = null;
if (virtualHost != null)
{
target = virtualHost;
}
else
{
if (uri != null && uri.IsAbsolute() && uri.GetHost() != null)
{
target = new HttpHost(uri.GetHost(), uri.GetPort(), uri.GetScheme());
}
}
if (target == null)
{
target = route.GetTargetHost();
}
// Get user info from the URI
if (uri != null)
{
string userinfo = uri.GetUserInfo();
if (userinfo != null)
{
CredentialsProvider credsProvider = context.GetCredentialsProvider();
if (credsProvider == null)
{
credsProvider = new BasicCredentialsProvider();
context.SetCredentialsProvider(credsProvider);
}
credsProvider.SetCredentials(new AuthScope(target), new UsernamePasswordCredentials
(userinfo));
}
}
// Run request protocol interceptors
context.SetAttribute(HttpClientContext.HttpTargetHost, target);
context.SetAttribute(HttpClientContext.HttpRoute, route);
context.SetAttribute(HttpClientContext.HttpRequest, request);
this.httpProcessor.Process(request, context);
CloseableHttpResponse response = this.requestExecutor.Execute(route, request, context
, execAware);
try
{
// Run response protocol interceptors
context.SetAttribute(HttpClientContext.HttpResponse, response);
this.httpProcessor.Process(response, context);
return(response);
}
catch (RuntimeException ex)
{
response.Close();
throw;
}
catch (IOException ex)
{
response.Close();
throw;
}
catch (HttpException ex)
{
response.Close();
throw;
}
}
/// <exception cref="System.IO.IOException"></exception>
/// <exception cref="Apache.Http.HttpException"></exception>
public virtual CloseableHttpResponse Execute(HttpRoute route, HttpRequestWrapper
request, HttpClientContext context, HttpExecutionAware execAware)
{
for (int c = 1; ; c++)
{
CloseableHttpResponse response = this.requestExecutor.Execute(route, request, context
, execAware);
try
{
if (this.retryStrategy.RetryRequest(response, c, context))
{
response.Close();
long nextInterval = this.retryStrategy.GetRetryInterval();
if (nextInterval > 0)
{
try
{
this.log.Trace("Wait for " + nextInterval);
Sharpen.Thread.Sleep(nextInterval);
}
catch (Exception)
{
Sharpen.Thread.CurrentThread().Interrupt();
throw new ThreadInterruptedException();
}
}
}
else
{
return(response);
}
}
catch (RuntimeException ex)
{
response.Close();
throw;
}
}
}
/// <exception cref="System.IO.IOException"></exception>
/// <exception cref="Apache.Http.HttpException"></exception>
public virtual CloseableHttpResponse Execute(HttpRoute route, HttpRequestWrapper
request, HttpClientContext context, HttpExecutionAware execAware)
{
Args.NotNull(route, "HTTP route");
Args.NotNull(request, "HTTP request");
Args.NotNull(context, "HTTP context");
CloseableHttpResponse @out = null;
try
{
@out = this.requestExecutor.Execute(route, request, context, execAware);
}
catch (Exception ex)
{
if (@out != null)
{
@out.Close();
}
if (this.connectionBackoffStrategy.ShouldBackoff(ex))
{
this.backoffManager.BackOff(route);
}
if (ex is RuntimeException)
{
throw (RuntimeException)ex;
}
if (ex is HttpException)
{
throw (HttpException)ex;
}
if (ex is IOException)
{
throw (IOException)ex;
}
throw new UndeclaredThrowableException(ex);
}
if (this.connectionBackoffStrategy.ShouldBackoff(@out))
{
this.backoffManager.BackOff(route);
}
else
{
this.backoffManager.Probe(route);
}
return(@out);
}
/// <exception cref="System.IO.IOException"></exception>
/// <exception cref="Apache.Http.HttpException"></exception>
public virtual CloseableHttpResponse Execute(HttpRoute route, HttpRequestWrapper
request, HttpClientContext context, HttpExecutionAware execAware)
{
Args.NotNull(route, "HTTP route");
Args.NotNull(request, "HTTP request");
Args.NotNull(context, "HTTP context");
Header[] origheaders = request.GetAllHeaders();
for (int execCount = 1; ; execCount++)
{
try
{
return(this.requestExecutor.Execute(route, request, context, execAware));
}
catch (IOException ex)
{
if (execAware != null && execAware.IsAborted())
{
this.log.Debug("Request has been aborted");
throw;
}
if (retryHandler.RetryRequest(ex, execCount, context))
{
if (this.log.IsInfoEnabled())
{
this.log.Info("I/O exception (" + ex.GetType().FullName + ") caught when processing request: "
+ ex.Message);
}
if (this.log.IsDebugEnabled())
{
this.log.Debug(ex.Message, ex);
}
if (!Proxies.IsRepeatable(request))
{
this.log.Debug("Cannot retry non-repeatable request");
throw new NonRepeatableRequestException("Cannot retry request " + "with a non-repeatable request entity"
, ex);
}
request.SetHeaders(origheaders);
this.log.Info("Retrying request");
}
else
{
throw;
}
}
}
}
/// <exception cref="System.IO.IOException"></exception>
/// <exception cref="Apache.Http.HttpException"></exception>
public virtual CloseableHttpResponse Execute(HttpRoute route, HttpRequestWrapper
request, HttpClientContext context, HttpExecutionAware execAware)
{
Args.NotNull(route, "HTTP route");
Args.NotNull(request, "HTTP request");
Args.NotNull(context, "HTTP context");
ConnectionRequest connRequest = connManager.RequestConnection(route, null);
if (execAware != null)
{
if (execAware.IsAborted())
{
connRequest.Cancel();
throw new RequestAbortedException("Request aborted");
}
else
{
execAware.SetCancellable(connRequest);
}
}
RequestConfig config = context.GetRequestConfig();
HttpClientConnection managedConn;
try
{
int timeout = config.GetConnectionRequestTimeout();
managedConn = connRequest.Get(timeout > 0 ? timeout : 0, TimeUnit.Milliseconds);
}
catch (Exception interrupted)
{
Sharpen.Thread.CurrentThread().Interrupt();
throw new RequestAbortedException("Request aborted", interrupted);
}
catch (ExecutionException ex)
{
Exception cause = ex.InnerException;
if (cause == null)
{
cause = ex;
}
throw new RequestAbortedException("Request execution failed", cause);
}
ConnectionHolder releaseTrigger = new ConnectionHolder(log, connManager, managedConn
);
try
{
if (execAware != null)
{
if (execAware.IsAborted())
{
releaseTrigger.Close();
throw new RequestAbortedException("Request aborted");
}
else
{
execAware.SetCancellable(releaseTrigger);
}
}
if (!managedConn.IsOpen())
{
int timeout = config.GetConnectTimeout();
this.connManager.Connect(managedConn, route, timeout > 0 ? timeout : 0, context);
this.connManager.RouteComplete(managedConn, route, context);
}
int timeout_1 = config.GetSocketTimeout();
if (timeout_1 >= 0)
{
managedConn.SetSocketTimeout(timeout_1);
}
HttpHost target = null;
IHttpRequest original = request.GetOriginal();
if (original is IHttpUriRequest)
{
URI uri = ((IHttpUriRequest)original).GetURI();
if (uri.IsAbsolute())
{
target = new HttpHost(uri.GetHost(), uri.GetPort(), uri.GetScheme());
}
}
if (target == null)
{
target = route.GetTargetHost();
}
context.SetAttribute(HttpClientContext.HttpTargetHost, target);
context.SetAttribute(HttpClientContext.HttpRequest, request);
context.SetAttribute(HttpClientContext.HttpConnection, managedConn);
context.SetAttribute(HttpClientContext.HttpRoute, route);
httpProcessor.Process(request, context);
HttpResponse response = requestExecutor.Execute(request, managedConn, context);
httpProcessor.Process(response, context);
// The connection is in or can be brought to a re-usable state.
if (reuseStrategy.KeepAlive(response, context))
{
// Set the idle duration of this connection
long duration = keepAliveStrategy.GetKeepAliveDuration(response, context);
releaseTrigger.SetValidFor(duration, TimeUnit.Milliseconds);
releaseTrigger.MarkReusable();
}
else
{
releaseTrigger.MarkNonReusable();
}
// check for entity, release connection if possible
HttpEntity entity = response.GetEntity();
if (entity == null || !entity.IsStreaming())
{
// connection not needed and (assumed to be) in re-usable state
releaseTrigger.ReleaseConnection();
return(Proxies.EnhanceResponse(response, null));
}
else
{
return(Proxies.EnhanceResponse(response, releaseTrigger));
}
}
catch (ConnectionShutdownException ex)
{
ThreadInterruptedException ioex = new ThreadInterruptedException("Connection has been shut down"
);
Sharpen.Extensions.InitCause(ioex, ex);
throw ioex;
}
catch (HttpException ex)
{
releaseTrigger.AbortConnection();
throw;
}
catch (IOException ex)
{
releaseTrigger.AbortConnection();
throw;
}
catch (RuntimeException ex)
{
releaseTrigger.AbortConnection();
throw;
}
}
/// <exception cref="System.IO.IOException"></exception>
/// <exception cref="Apache.Http.HttpException"></exception>
public virtual CloseableHttpResponse Execute(HttpRoute route, HttpRequestWrapper
request, HttpClientContext context, HttpExecutionAware execAware)
{
Args.NotNull(route, "HTTP route");
Args.NotNull(request, "HTTP request");
Args.NotNull(context, "HTTP context");
IList <URI> redirectLocations = context.GetRedirectLocations();
if (redirectLocations != null)
{
redirectLocations.Clear();
}
RequestConfig config = context.GetRequestConfig();
int maxRedirects = config.GetMaxRedirects() > 0 ? config.GetMaxRedirects() : 50;
HttpRoute currentRoute = route;
HttpRequestWrapper currentRequest = request;
for (int redirectCount = 0; ;)
{
CloseableHttpResponse response = requestExecutor.Execute(currentRoute, currentRequest
, context, execAware);
try
{
if (config.IsRedirectsEnabled() && this.redirectStrategy.IsRedirected(currentRequest
, response, context))
{
if (redirectCount >= maxRedirects)
{
throw new RedirectException("Maximum redirects (" + maxRedirects + ") exceeded");
}
redirectCount++;
IHttpRequest redirect = this.redirectStrategy.GetRedirect(currentRequest, response
, context);
if (!redirect.HeaderIterator().HasNext())
{
IHttpRequest original = request.GetOriginal();
redirect.SetHeaders(original.GetAllHeaders());
}
currentRequest = HttpRequestWrapper.Wrap(redirect);
if (currentRequest is HttpEntityEnclosingRequest)
{
Proxies.EnhanceEntity((HttpEntityEnclosingRequest)currentRequest);
}
URI uri = currentRequest.GetURI();
HttpHost newTarget = URIUtils.ExtractHost(uri);
if (newTarget == null)
{
throw new ProtocolException("Redirect URI does not specify a valid host name: " +
uri);
}
// Reset virtual host and auth states if redirecting to another host
if (!currentRoute.GetTargetHost().Equals(newTarget))
{
AuthState targetAuthState = context.GetTargetAuthState();
if (targetAuthState != null)
{
this.log.Debug("Resetting target auth state");
targetAuthState.Reset();
}
AuthState proxyAuthState = context.GetProxyAuthState();
if (proxyAuthState != null)
{
AuthScheme authScheme = proxyAuthState.GetAuthScheme();
if (authScheme != null && authScheme.IsConnectionBased())
{
this.log.Debug("Resetting proxy auth state");
proxyAuthState.Reset();
}
}
}
currentRoute = this.routePlanner.DetermineRoute(newTarget, currentRequest, context
);
if (this.log.IsDebugEnabled())
{
this.log.Debug("Redirecting to '" + uri + "' via " + currentRoute);
}
EntityUtils.Consume(response.GetEntity());
response.Close();
}
else
{
return(response);
}
}
catch (RuntimeException ex)
{
response.Close();
throw;
}
catch (IOException ex)
{
response.Close();
throw;
}
catch (HttpException ex)
{
// Protocol exception related to a direct.
// The underlying connection may still be salvaged.
try
{
EntityUtils.Consume(response.GetEntity());
}
catch (IOException ioex)
{
this.log.Debug("I/O error while releasing connection", ioex);
}
finally
{
response.Close();
}
throw;
}
}
}
/// <exception cref="System.IO.IOException"></exception>
/// <exception cref="Apache.Http.HttpException"></exception>
public virtual CloseableHttpResponse Execute(HttpRoute route, HttpRequestWrapper
request, HttpClientContext context, HttpExecutionAware execAware)
{
Args.NotNull(route, "HTTP route");
Args.NotNull(request, "HTTP request");
Args.NotNull(context, "HTTP context");
AuthState targetAuthState = context.GetTargetAuthState();
if (targetAuthState == null)
{
targetAuthState = new AuthState();
context.SetAttribute(HttpClientContext.TargetAuthState, targetAuthState);
}
AuthState proxyAuthState = context.GetProxyAuthState();
if (proxyAuthState == null)
{
proxyAuthState = new AuthState();
context.SetAttribute(HttpClientContext.ProxyAuthState, proxyAuthState);
}
if (request is HttpEntityEnclosingRequest)
{
Proxies.EnhanceEntity((HttpEntityEnclosingRequest)request);
}
object userToken = context.GetUserToken();
ConnectionRequest connRequest = connManager.RequestConnection(route, userToken);
if (execAware != null)
{
if (execAware.IsAborted())
{
connRequest.Cancel();
throw new RequestAbortedException("Request aborted");
}
else
{
execAware.SetCancellable(connRequest);
}
}
RequestConfig config = context.GetRequestConfig();
HttpClientConnection managedConn;
try
{
int timeout = config.GetConnectionRequestTimeout();
managedConn = connRequest.Get(timeout > 0 ? timeout : 0, TimeUnit.Milliseconds);
}
catch (Exception interrupted)
{
Sharpen.Thread.CurrentThread().Interrupt();
throw new RequestAbortedException("Request aborted", interrupted);
}
catch (ExecutionException ex)
{
Exception cause = ex.InnerException;
if (cause == null)
{
cause = ex;
}
throw new RequestAbortedException("Request execution failed", cause);
}
context.SetAttribute(HttpClientContext.HttpConnection, managedConn);
if (config.IsStaleConnectionCheckEnabled())
{
// validate connection
if (managedConn.IsOpen())
{
this.log.Debug("Stale connection check");
if (managedConn.IsStale())
{
this.log.Debug("Stale connection detected");
managedConn.Close();
}
}
}
ConnectionHolder connHolder = new ConnectionHolder(this.log, this.connManager, managedConn
);
try
{
if (execAware != null)
{
execAware.SetCancellable(connHolder);
}
HttpResponse response;
for (int execCount = 1; ; execCount++)
{
if (execCount > 1 && !Proxies.IsRepeatable(request))
{
throw new NonRepeatableRequestException("Cannot retry request " + "with a non-repeatable request entity."
);
}
if (execAware != null && execAware.IsAborted())
{
throw new RequestAbortedException("Request aborted");
}
if (!managedConn.IsOpen())
{
this.log.Debug("Opening connection " + route);
try
{
EstablishRoute(proxyAuthState, managedConn, route, request, context);
}
catch (TunnelRefusedException ex)
{
if (this.log.IsDebugEnabled())
{
this.log.Debug(ex.Message);
}
response = ex.GetResponse();
break;
}
}
int timeout = config.GetSocketTimeout();
if (timeout >= 0)
{
managedConn.SetSocketTimeout(timeout);
}
if (execAware != null && execAware.IsAborted())
{
throw new RequestAbortedException("Request aborted");
}
if (this.log.IsDebugEnabled())
{
this.log.Debug("Executing request " + request.GetRequestLine());
}
if (!request.ContainsHeader(AUTH.WwwAuthResp))
{
if (this.log.IsDebugEnabled())
{
this.log.Debug("Target auth state: " + targetAuthState.GetState());
}
this.authenticator.GenerateAuthResponse(request, targetAuthState, context);
}
if (!request.ContainsHeader(AUTH.ProxyAuthResp) && !route.IsTunnelled())
{
if (this.log.IsDebugEnabled())
{
this.log.Debug("Proxy auth state: " + proxyAuthState.GetState());
}
this.authenticator.GenerateAuthResponse(request, proxyAuthState, context);
}
response = requestExecutor.Execute(request, managedConn, context);
// The connection is in or can be brought to a re-usable state.
if (reuseStrategy.KeepAlive(response, context))
{
// Set the idle duration of this connection
long duration = keepAliveStrategy.GetKeepAliveDuration(response, context);
if (this.log.IsDebugEnabled())
{
string s;
if (duration > 0)
{
s = "for " + duration + " " + TimeUnit.Milliseconds;
}
else
{
s = "indefinitely";
}
this.log.Debug("Connection can be kept alive " + s);
}
connHolder.SetValidFor(duration, TimeUnit.Milliseconds);
connHolder.MarkReusable();
}
else
{
connHolder.MarkNonReusable();
}
if (NeedAuthentication(targetAuthState, proxyAuthState, route, response, context))
{
// Make sure the response body is fully consumed, if present
HttpEntity entity = response.GetEntity();
if (connHolder.IsReusable())
{
EntityUtils.Consume(entity);
}
else
{
managedConn.Close();
if (proxyAuthState.GetState() == AuthProtocolState.Success && proxyAuthState.GetAuthScheme
() != null && proxyAuthState.GetAuthScheme().IsConnectionBased())
{
this.log.Debug("Resetting proxy auth state");
proxyAuthState.Reset();
}
if (targetAuthState.GetState() == AuthProtocolState.Success && targetAuthState.GetAuthScheme
() != null && targetAuthState.GetAuthScheme().IsConnectionBased())
{
this.log.Debug("Resetting target auth state");
targetAuthState.Reset();
}
}
// discard previous auth headers
IHttpRequest original = request.GetOriginal();
if (!original.ContainsHeader(AUTH.WwwAuthResp))
{
request.RemoveHeaders(AUTH.WwwAuthResp);
}
if (!original.ContainsHeader(AUTH.ProxyAuthResp))
{
request.RemoveHeaders(AUTH.ProxyAuthResp);
}
}
else
{
break;
}
}
if (userToken == null)
{
userToken = userTokenHandler.GetUserToken(context);
context.SetAttribute(HttpClientContext.UserToken, userToken);
}
if (userToken != null)
{
connHolder.SetState(userToken);
}
// check for entity, release connection if possible
HttpEntity entity_1 = response.GetEntity();
if (entity_1 == null || !entity_1.IsStreaming())
{
// connection not needed and (assumed to be) in re-usable state
connHolder.ReleaseConnection();
return(Proxies.EnhanceResponse(response, null));
}
else
{
return(Proxies.EnhanceResponse(response, connHolder));
}
}
catch (ConnectionShutdownException ex)
{
ThreadInterruptedException ioex = new ThreadInterruptedException("Connection has been shut down"
);
Sharpen.Extensions.InitCause(ioex, ex);
throw ioex;
}
catch (HttpException ex)
{
connHolder.AbortConnection();
throw;
}
catch (IOException ex)
{
connHolder.AbortConnection();
throw;
}
catch (RuntimeException ex)
{
connHolder.AbortConnection();
throw;
}
}
