/**
* Collects all the informations contained in this object like the target
* host, the protocol; the more information contained in
* {@link DSRESTCommand} input parameter as the type of request, the method
* to call then to return the url to run
*
*
* @param the
* specific DSRESTCommand
* @return a requested url
*/
private String BuildRequestURL(DSRESTCommand command)
{
String LPathPrefix = getUrlPath();
int LPort = getPort();
String LHost = getHost();
String LMethodName = command.getText();
String LProtocol = getProtocol();
if (LProtocol.Equals(""))
{
LProtocol = "http";
}
if (LHost.Equals(""))
{
LHost = "localhost";
}
if (!LPathPrefix.Equals(""))
{
LPathPrefix = "/" + LPathPrefix;
}
String LPortString = "";
if (LPort > 0)
{
LPortString = ":" + Convert.ToInt32(LPort);
}
if (command.getRequestType() == DSHTTPRequestType.GET ||
command.getRequestType() == DSHTTPRequestType.DELETE)
{
LMethodName = LMethodName.Substring(0, LMethodName.IndexOf(".")) + "/" + LMethodName.Substring(LMethodName.IndexOf(".") + 1);
LMethodName = LMethodName.Replace("\"", "");
}
else
{
LMethodName = LMethodName.Substring(0, LMethodName.IndexOf(".")) + "/%22" + LMethodName.Substring(LMethodName.IndexOf(".") + 1) + "%22";
LMethodName = LMethodName.Replace("\"", "%22");
}
String LContext = getContext();
if (LContext.Equals(""))
{
LContext = "datasnap/";
}
String LUrl = LProtocol + "://" +
encodeURIComponent(LHost) + LPortString + LPathPrefix + "/" + LContext + "rest/" + LMethodName + "/";
SessionID = getSessionID();
return(LUrl);
}
/**
* Collects all the informations contained in this object like the target
* host, the protocol; the more information contained in
* {@link DSRESTCommand} input parameter as the type of request, the method
* to call then to return the url to run
*
*
* @param the
* specific DSRESTCommand
* @return a requested url
*/
private String BuildRequestURL(DSRESTCommand command)
{
String LPathPrefix = getUrlPath();
int LPort = getPort();
String LHost = getHost();
String LMethodName = command.getText();
String LProtocol = getProtocol();
if (LProtocol.Equals(""))
LProtocol = "http";
if (LHost.Equals(""))
LHost = "localhost";
if (!LPathPrefix.Equals(""))
LPathPrefix = "/" + LPathPrefix;
String LPortString = "";
if (LPort > 0)
LPortString = ":" + Convert.ToInt32(LPort);
if (command.getRequestType() == DSHTTPRequestType.GET
|| command.getRequestType() == DSHTTPRequestType.DELETE)
{
LMethodName = LMethodName.Substring(0, LMethodName.IndexOf(".")) + "/" + LMethodName.Substring(LMethodName.IndexOf(".") + 1);
LMethodName = LMethodName.Replace("\"", "");
}
else
{
LMethodName = LMethodName.Substring(0, LMethodName.IndexOf(".")) + "/%22" + LMethodName.Substring(LMethodName.IndexOf(".") + 1) + "%22";
LMethodName = LMethodName.Replace("\"", "%22");
}
String LContext = getContext();
if (LContext.Equals(""))
LContext = "datasnap/";
String LUrl = LProtocol + "://" +
encodeURIComponent(LHost) + LPortString + LPathPrefix + "/" + LContext + "rest/" + LMethodName + "/";
SessionID = getSessionID();
return LUrl;
}
/**
* Execute the request from a specific {@link DSRESTCommand} input, that
* will contain useful information to construct the URL as the type of
* request, the method to execute and the parameters to be passed. This
* information be added to those contained in this object as protocol,
* target host, context... They form the complete request to execute. This
* method is need to pass parameters correctly or under the parameter
* direction, it will be append on the url string or written in the body of
* the request. Upon receipt of the response will have to check the
* correctness of the received parameters and set them in the
* {@link DSRESTCommand}.
*
* @param command the specific {@link DSRESTCommand}
* @param Sender DSAdmin
* @param callback Delegate
* @param EXCallback Delegate
*/
public void execute(DSRESTCommand command, DSAdmin Sender, Delegate callback, Delegate EXCallback = null)
{
TJSONArray _parameters = null;
String URL = BuildRequestURL(command);
LinkedList<DSRESTParameter> ParametersToSend = new LinkedList<DSRESTParameter>();
if (command.getParameters().Count > 0)
foreach (DSRESTParameter parameter in command.getParameters())
{
if (parameter.Direction == DSRESTParamDirection.Input ||
parameter.Direction == DSRESTParamDirection.InputOutput)
ParametersToSend.AddLast(parameter);
}
if (command.getRequestType() == DSHTTPRequestType.GET ||
command.getRequestType() == DSHTTPRequestType.DELETE)
{
foreach (DSRESTParameter parameter in ParametersToSend)
URL += encodeURIComponent(parameter) + '/';
}
else // POST or PUT
{
bool CanAddParamsToUrl = true;
_parameters = new TJSONArray();
foreach (DSRESTParameter parameter in ParametersToSend)
if (CanAddParamsToUrl && isURLParameter(parameter))
URL += encodeURIComponent(parameter) + '/';
else // add the json rapresentation in the body
{
CanAddParamsToUrl = false;
parameter.getValue().appendTo(_parameters);
}
}
HttpWebRequest Client = (HttpWebRequest)WebRequest.Create(URL + "?" + DateTime.Now.Ticks.ToString());
HTTPExecutor _executor = null;
try
{
switch (command.getRequestType())
{
case DSHTTPRequestType.GET:
{
_executor = new HTTPGETExecutor(this, Client, command, Sender, callback, EXCallback);
break;
}
case DSHTTPRequestType.DELETE:
{
_executor = new HTTPDELETEExecutor(this, Client, command, Sender, callback, EXCallback);
break;
}
case DSHTTPRequestType.POST:
{
_executor = new HTTPPOSTExecutor(this, Client, command, Sender, callback, EXCallback, _parameters);
break;
}
case DSHTTPRequestType.PUT:
{
_executor = new HTTPPUTExecutor(this, Client, command, Sender, callback, EXCallback, _parameters);
break;
}
default: { break; }
}
if (_executor != null)
{
try
{
_executor.execute();
}
catch (Exception ex)
{
_executor.stop();
throw new DBXException(ex.Message);
}
}
}
catch (DBXException e)
{
throw new DBXException(e.Message);
}
}
/**
* Execute the request from a specific {@link DSRESTCommand} input, that
* will contain useful information to construct the URL as the type of
* request, the method to execute and the parameters to be passed. This
* information be added to those contained in this object as protocol,
* target host, context... They form the complete request to execute. This
* method is need to pass parameters correctly or under the parameter
* direction, it will be append on the url string or written in the body of
* the request. Upon receipt of the response will have to check the
* correctness of the received parameters and set them in the
* {@link DSRESTCommand}.
*
* @param command the specific {@link DSRESTCommand}
* @param Sender DSAdmin
* @param callback Delegate
* @param EXCallback Delegate
*/
public void execute(DSRESTCommand command, DSAdmin Sender, Delegate callback, Delegate EXCallback = null)
{
TJSONArray _parameters = null;
String URL = BuildRequestURL(command);
LinkedList <DSRESTParameter> ParametersToSend = new LinkedList <DSRESTParameter>();
if (command.getParameters().Count > 0)
{
foreach (DSRESTParameter parameter in command.getParameters())
{
if (parameter.Direction == DSRESTParamDirection.Input ||
parameter.Direction == DSRESTParamDirection.InputOutput)
{
ParametersToSend.AddLast(parameter);
}
}
}
if (command.getRequestType() == DSHTTPRequestType.GET ||
command.getRequestType() == DSHTTPRequestType.DELETE)
{
foreach (DSRESTParameter parameter in ParametersToSend)
{
URL += encodeURIComponent(parameter) + '/';
}
}
else // POST or PUT
{
bool CanAddParamsToUrl = true;
_parameters = new TJSONArray();
foreach (DSRESTParameter parameter in ParametersToSend)
{
if (CanAddParamsToUrl && isURLParameter(parameter))
{
URL += encodeURIComponent(parameter) + '/';
}
else // add the json rapresentation in the body
{
CanAddParamsToUrl = false;
parameter.getValue().appendTo(_parameters);
}
}
}
HttpWebRequest Client = (HttpWebRequest)WebRequest.Create(URL + "?" + DateTime.Now.Ticks.ToString());
HTTPExecutor _executor = null;
try
{
switch (command.getRequestType())
{
case DSHTTPRequestType.GET:
{
_executor = new HTTPGETExecutor(this, Client, command, Sender, callback, EXCallback);
break;
}
case DSHTTPRequestType.DELETE:
{
_executor = new HTTPDELETEExecutor(this, Client, command, Sender, callback, EXCallback);
break;
}
case DSHTTPRequestType.POST:
{
_executor = new HTTPPOSTExecutor(this, Client, command, Sender, callback, EXCallback, _parameters);
break;
}
case DSHTTPRequestType.PUT:
{
_executor = new HTTPPUTExecutor(this, Client, command, Sender, callback, EXCallback, _parameters);
break;
}
default: { break; }
}
if (_executor != null)
{
try
{
_executor.execute();
}
catch (Exception ex)
{
_executor.stop();
throw new DBXException(ex.Message);
}
}
}
catch (DBXException e)
{
throw new DBXException(e.Message);
}
}