Code cleanup

components/webapp-authenticator-framework/org.wso2.carbon.webapp.authenticator.framework/src/main/java/org/wso2/carbon/webapp/authenticator/framework/AuthenticationFrameworkUtil.java

@@ -17,17 +17,12 @@
  */
 package org.wso2.carbon.webapp.authenticator.framework;
 
-import org.apache.axiom.om.OMAbstractFactory;
-import org.apache.axiom.om.OMElement;
-import org.apache.axiom.om.OMFactory;
-import org.apache.axiom.om.OMNamespace;
 import org.apache.catalina.connector.Request;
 import org.apache.catalina.connector.Response;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.w3c.dom.Document;
 import org.wso2.carbon.apimgt.api.APIManagementException;
-import org.wso2.carbon.apimgt.core.APIManagerErrorConstants;
 import org.wso2.carbon.apimgt.core.authenticate.APITokenValidator;
 import org.wso2.carbon.apimgt.impl.APIConstants;
 import org.wso2.carbon.apimgt.impl.dto.APIKeyValidationInfoDTO;
@@ -35,7 +30,6 @@ import org.wso2.carbon.context.PrivilegedCarbonContext;
 import org.wso2.carbon.identity.base.IdentityException;
 import org.wso2.carbon.identity.core.util.IdentityUtil;
 
-import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import javax.xml.parsers.DocumentBuilder;
 import javax.xml.parsers.DocumentBuilderFactory;