Program: 34678
Project: 34678
Buggy source:
@Override public boolean authenticate(HttpServletRequest req,HttpServletResponse resp) throws ServletException, IOException {
  JaspiService jaspiService=null;
  boolean isNewAuthenticate=false;
  boolean isProviderRegistered=false;
  if (isJaspiEnabled) {
    jaspiService=(JaspiService)webAuthenticatorRef.getService("String_Node_Str");
    isNewAuthenticate=jaspiService.isProcessingNewAuthentication(req);
  }
  if (!isJaspiEnabled || !isNewAuthenticate) {
    Subject callerSubject=subjectManager.getCallerSubject();
    if (!subjectHelper.isUnauthenticated(callerSubject)) {
      if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled())       Tr.debug(tc,"String_Node_Str");
      return true;
    }
  }
  WebReply webReply=PERMIT_REPLY;
  boolean result=true;
  WebRequest webRequest=new WebRequestImpl(req,resp,getSecurityMetadata(),webAppSecConfig);
  webRequest.setRequestAuthenticate(true);
  AuthenticationResult authResult=null;
  if (isJaspiEnabled && jaspiService.isAnyProviderRegistered(webRequest)) {
    isProviderRegistered=true;
    authResult=providerAuthenticatorProxy.handleJaspi(webRequest,null);
  }
  if (authResult == null || authResult.getStatus() == AuthResult.CONTINUE) {
    authResult=authenticateRequest(webRequest);
  }
  if (authResult.getStatus() == AuthResult.SUCCESS) {
    getAuthenticateApi().postProgrammaticAuthenticate(req,resp,authResult,true,!isProviderRegistered);
  }
 else {
    String realm=authResult.realm;
    if (realm == null) {
      realm=collabUtils.getUserRegistryRealm(securityServiceRef);
    }
    webReply=createReplyForAuthnFailure(authResult,realm);
    result=false;
  }
  authResult.setTargetRealm(authResult.realm != null ? authResult.realm : collabUtils.getUserRegistryRealm(securityServiceRef));
  if (!resp.isCommitted() && webReply != null) {
    webReply.writeResponse(resp);
  }
  int statusCode=webReply != null ? Integer.valueOf(webReply.getStatusCode()) : resp.getStatus();
  Audit.audit(Audit.EventID.SECURITY_AUTHN_01,webRequest,authResult,statusCode);
  return result;
}

Fixed version (ground truth):
@Override public boolean authenticate(HttpServletRequest req,HttpServletResponse resp) throws ServletException, IOException {
  JaspiService jaspiService=null;
  boolean isNewAuthenticate=false;
  if (isJaspiEnabled) {
    jaspiService=(JaspiService)webAuthenticatorRef.getService("String_Node_Str");
    isNewAuthenticate=jaspiService.isProcessingNewAuthentication(req);
  }
  if (!isJaspiEnabled || !isNewAuthenticate) {
    Subject callerSubject=subjectManager.getCallerSubject();
    if (!subjectHelper.isUnauthenticated(callerSubject)) {
      if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled())       Tr.debug(tc,"String_Node_Str");
      return true;
    }
  }
  WebReply webReply=PERMIT_REPLY;
  boolean result=true;
  WebRequest webRequest=new WebRequestImpl(req,resp,getSecurityMetadata(),webAppSecConfig);
  webRequest.setRequestAuthenticate(true);
  AuthenticationResult authResult=null;
  if (isJaspiEnabled && jaspiService.isAnyProviderRegistered(webRequest)) {
    authResult=providerAuthenticatorProxy.handleJaspi(webRequest,null);
  }
  if (authResult == null || authResult.getStatus() == AuthResult.CONTINUE) {
    authResult=authenticateRequest(webRequest);
  }
  if (authResult.getStatus() == AuthResult.SUCCESS) {
    getAuthenticateApi().postProgrammaticAuthenticate(req,resp,authResult,true,!isNewAuthenticate);
  }
 else {
    String realm=authResult.realm;
    if (realm == null) {
      realm=collabUtils.getUserRegistryRealm(securityServiceRef);
    }
    webReply=createReplyForAuthnFailure(authResult,realm);
    result=false;
  }
  authResult.setTargetRealm(authResult.realm != null ? authResult.realm : collabUtils.getUserRegistryRealm(securityServiceRef));
  if (!resp.isCommitted() && webReply != null) {
    webReply.writeResponse(resp);
  }
  int statusCode=webReply != null ? Integer.valueOf(webReply.getStatusCode()) : resp.getStatus();
  Audit.audit(Audit.EventID.SECURITY_AUTHN_01,webRequest,authResult,statusCode);
  return result;
}