package com.atlassian.sal.core.net.auth;
   
   import com.atlassian.sal.core.trusted.CertificateFactory;
   import com.atlassian.security.auth.trustedapps.EncryptedCertificate;
   import com.atlassian.security.auth.trustedapps.TrustedApplicationUtils;
   import com.atlassian.security.auth.trustedapps.request.TrustedRequest;
   import com.atlassian.security.auth.trustedapps.request.commonshttpclient.CommonsHttpClientTrustedRequest;
   
   import org.apache.commons.httpclient.HttpClient;
  import org.apache.commons.httpclient.HttpMethod;
  import org.apache.commons.lang.StringUtils;
  
  public class TrustedTokenAuthenticator implements HttpClientAuthenticator
  {
      private final EncryptedCertificate userCertificate;
  
      public TrustedTokenAuthenticator(String username, String url, CertificateFactory certificateFactory)
      {
          if (StringUtils.isNotBlank(username) && StringUtils.isNotBlank(url))
          {
              this.userCertificate = certificateFactory.createCertificate(username, url);
          } else
          {
              this.userCertificate = null;
          }
      }
  
      /**
       * @param httpClient The client to process
       * @param method The method type
       */
      public void process(HttpClient httpClient, HttpMethod method)
      {
          if(this.userCertificate != null)
          {
              TrustedRequest request = new CommonsHttpClientTrustedRequest(method);
              TrustedApplicationUtils.addRequestParameters(this.userCertificate, request);
          }
      }
  
  }