Calling interfaces over HTTP links

Dependency Package : Httpclient-4.0.1.jar;xstream-1.3.jar

Import java.io.IOException;

Import org.apache.http.HttpEntity;

Import Org.apache.http.HttpResponse;

Import Org.apache.http.client.methods.HttpPost;

Import Org.apache.http.client.params.ClientPNames;

Import org.apache.http.entity.StringEntity;

Import org.apache.http.impl.client.DefaultHttpClient;

Import Org.apache.http.protocol.HTTP;

Import Org.apache.http.util.EntityUtils;

Import Org.apache.log4j.Logger;

public class Httpclientsoap {

public static final Logger LOG = Logger.getlogger (Httpclientsoap.class);

public static defaulthttpclient http;

public static HttpPost post;

Private String URL;

public void SetUrl (String URL) {

This.url = URL;

}

public string request (string entity) {

String resstring = null;

if (http = = null) {

http = new Defaulthttpclient ();

Post = new HttpPost (URL);

Http.getparams (). Setparameter (

Clientpnames.allow_circular_redirects, True);

}

Synchronized (HTTP) {

Httpentity en = null;

try {

httpentity re = new stringentity (entity, HTTP. UTF_8);

Post.setheader ("Content-type", "text/xml; Charset=utf-8 ");

Post.setentity (re);

HttpResponse res = Http.execute (POST);

if (res! = null) {

En = res.getentity ();

resstring = entityutils.tostring (en);

}

return resstring;

} catch (Exception e) {

Log.info ("HTTP client error------->" + E);

} finally {

try {

En.consumecontent ();

} catch (IOException e) {

Log.info ("Can ' t close httpclient-------->" + E);

}

}

}

return null;

}

}

/**
* Build WebService parameters.
*/

public class Buildwsparamutil {
/**
* Call interface.
* @param methodname Method name
* @param requestcore Request parameter contents
* @return a complete XML request
*/

public static string XMLRequest (String methodName, String requestcore) {

StringBuffer XML = new StringBuffer ("");

Xml.append ("");

return xml.tostring ();
}

Call

Httpclientsoap soap = new Httpclientsoap ();
Soap.seturl (His_ws_url);
String result = Xmlutil.parexmlcontent (
Soap.request (Buildwsparamutil.xmlrequest ("Method name", param)). replace ("xsi:type=\" xsd:string\ "", ""), "return");
result = Result.replace ("&lt;", "<"). Replace ("&gt;", ">"). Replace ("<![ Cdata["," "). Replace ("]]> "," "");
XStream XStream = new XStream ();
Xstream.alias ("Messageresult", Patientdiaginfo.class);
Patientdiaginfo Patientdiaginfo = (patientdiaginfo) xstream.fromxml (Xmlutil.parexml (result, "MessageResult"));

Calling interfaces over HTTP links