output: #fixed code
                                  public void testHttpPostsWithExpectationVerification() throws Exception {
          Job[] jobs = new Job[3];
          jobs[0] = new Job("AAAAA", 10);
          jobs[1] = new Job("AAAAA", 10);
          jobs[2] = new Job("BBBBB", 20);
          Queue<Job> queue = new ConcurrentLinkedQueue<Job>();
          for (int i = 0; i < jobs.length; i++) {
              queue.add(jobs[i]);
          }
  
          HttpExpectationVerifier expectationVerifier = new HttpExpectationVerifier() {
  
              public void verify(
                      final HttpRequest request,
                      final HttpResponse response,
                      final HttpContext context) throws HttpException {
                  String s = request.getRequestLine().getUri();
                  if (!s.equals("AAAAAx10")) {
                      response.setStatusCode(HttpStatus.SC_EXPECTATION_FAILED);
                      NByteArrayEntity outgoing = new NByteArrayEntity(
                              EncodingUtils.getAsciiBytes("Expectation failed"));
                      response.setEntity(outgoing);
                  }
              }
  
          };
  
          HttpRequestExecutionHandler requestExecutionHandler = new RequestExecutionHandler() {
  
              @Override
              protected HttpRequest generateRequest(Job testjob) {
                  String s = testjob.getPattern() + "x" + testjob.getCount();
                  HttpEntityEnclosingRequest r = new BasicHttpEntityEnclosingRequest("POST", s);
                  NStringEntity entity = null;
                  try {
                      entity = new NStringEntity(testjob.getExpected(), "US-ASCII");
                  } catch (UnsupportedEncodingException ignore) {
                  }
                  r.setEntity(entity);
                  r.getParams().setBooleanParameter(CoreProtocolPNames.USE_EXPECT_CONTINUE, true);
                  return r;
              }
  
          };
  
          HttpProcessor serverHttpProc = new ImmutableHttpProcessor(new HttpResponseInterceptor[] {
                  new ResponseDate(),
                  new ResponseServer(),
                  new ResponseContent(),
                  new ResponseConnControl()
          });
  
          ThrottlingHttpServiceHandler serviceHandler = new ThrottlingHttpServiceHandler(
                  serverHttpProc,
                  new DefaultHttpResponseFactory(),
                  new DefaultConnectionReuseStrategy(),
                  this.execService,
                  this.server.getParams());
  
          serviceHandler.setHandlerResolver(
                  new SimpleHttpRequestHandlerResolver(new RequestHandler()));
          serviceHandler.setExpectationVerifier(
                  expectationVerifier);
          serviceHandler.setEventListener(
                  new SimpleEventListener());
  
          HttpProcessor clientHttpProc = new ImmutableHttpProcessor(new HttpRequestInterceptor[] {
                  new RequestContent(),
                  new RequestTargetHost(),
                  new RequestConnControl(),
                  new RequestUserAgent(),
                  new RequestExpectContinue()});
  
          ThrottlingHttpClientHandler clientHandler = new ThrottlingHttpClientHandler(
                  clientHttpProc,
                  requestExecutionHandler,
                  new DefaultConnectionReuseStrategy(),
                  this.execService,
                  this.client.getParams());
  
          clientHandler.setEventListener(
                  new SimpleEventListener());
  
          this.server.start(serviceHandler);
          this.client.start(clientHandler);
  
          ListenerEndpoint endpoint = this.server.getListenerEndpoint();
          endpoint.waitFor();
          InetSocketAddress serverAddress = (InetSocketAddress) endpoint.getAddress();
  
          assertEquals("Test server status", IOReactorStatus.ACTIVE, this.server.getStatus());
  
          SessionRequest sessionRequest = this.client.openConnection(
                  new InetSocketAddress("localhost", serverAddress.getPort()),
                  queue);
  
          sessionRequest.waitFor();
          if (sessionRequest.getException() != null) {
              throw sessionRequest.getException();
          }
          assertNotNull(sessionRequest.getSession());
  
          assertEquals("Test client status", IOReactorStatus.ACTIVE, this.client.getStatus());
  
          for (int i = 0; i < 2; i++) {
              Job testjob = jobs[i];
              testjob.waitFor();
              if (testjob.isSuccessful()) {
                  assertEquals(testjob.getExpected(), testjob.getResult());
              } else {
                  fail(testjob.getFailureMessage());
              }
          }
          Job failedExpectation = jobs[2];
          failedExpectation.waitFor();
          assertEquals(HttpStatus.SC_EXPECTATION_FAILED, failedExpectation.getStatusCode());
      }
input: #vulnerable code 
                                  public void testHttpPostsWithExpectationVerification() throws Exception {
          TestJob[] jobs = new TestJob[3];
          jobs[0] = new TestJob("AAAAA", 10);
          jobs[1] = new TestJob("AAAAA", 10);
          jobs[2] = new TestJob("BBBBB", 20);
          Queue<TestJob> queue = new ConcurrentLinkedQueue<TestJob>();
          for (int i = 0; i < jobs.length; i++) {
              queue.add(jobs[i]);
          }
  
          HttpExpectationVerifier expectationVerifier = new HttpExpectationVerifier() {
  
              public void verify(
                      final HttpRequest request,
                      final HttpResponse response,
                      final HttpContext context) throws HttpException {
                  String s = request.getRequestLine().getUri();
                  if (!s.equals("AAAAAx10")) {
                      response.setStatusCode(HttpStatus.SC_EXPECTATION_FAILED);
                      NByteArrayEntity outgoing = new NByteArrayEntity(
                              EncodingUtils.getAsciiBytes("Expectation failed"));
                      response.setEntity(outgoing);
                  }
              }
  
          };
  
          HttpRequestExecutionHandler requestExecutionHandler = new TestRequestExecutionHandler() {
  
              @Override
              protected HttpRequest generateRequest(TestJob testjob) {
                  String s = testjob.getPattern() + "x" + testjob.getCount();
                  HttpEntityEnclosingRequest r = new BasicHttpEntityEnclosingRequest("POST", s);
                  NStringEntity entity = null;
                  try {
                      entity = new NStringEntity(testjob.getExpected(), "US-ASCII");
                  } catch (UnsupportedEncodingException ignore) {
                  }
                  r.setEntity(entity);
                  r.getParams().setBooleanParameter(CoreProtocolPNames.USE_EXPECT_CONTINUE, true);
                  return r;
              }
  
          };
  
          HttpProcessor serverHttpProc = new ImmutableHttpProcessor(new HttpResponseInterceptor[] {
                  new ResponseDate(),
                  new ResponseServer(),
                  new ResponseContent(),
                  new ResponseConnControl()
          });
  
          ThrottlingHttpServiceHandler serviceHandler = new ThrottlingHttpServiceHandler(
                  serverHttpProc,
                  new DefaultHttpResponseFactory(),
                  new DefaultConnectionReuseStrategy(),
                  this.execService,
                  this.server.getParams());
  
          serviceHandler.setHandlerResolver(
                  new SimpleHttpRequestHandlerResolver(new TestRequestHandler()));
          serviceHandler.setExpectationVerifier(
                  expectationVerifier);
          serviceHandler.setEventListener(
                  new SimpleEventListener());
  
          HttpProcessor clientHttpProc = new ImmutableHttpProcessor(new HttpRequestInterceptor[] {
                  new RequestContent(),
                  new RequestTargetHost(),
                  new RequestConnControl(),
                  new RequestUserAgent(),
                  new RequestExpectContinue()});
  
          ThrottlingHttpClientHandler clientHandler = new ThrottlingHttpClientHandler(
                  clientHttpProc,
                  requestExecutionHandler,
                  new DefaultConnectionReuseStrategy(),
                  this.execService,
                  this.client.getParams());
  
          clientHandler.setEventListener(
                  new SimpleEventListener());
  
          this.server.start(serviceHandler);
          this.client.start(clientHandler);
  
          ListenerEndpoint endpoint = this.server.getListenerEndpoint();
          endpoint.waitFor();
          InetSocketAddress serverAddress = (InetSocketAddress) endpoint.getAddress();
  
          assertEquals("Test server status", IOReactorStatus.ACTIVE, this.server.getStatus());
  
          SessionRequest sessionRequest = this.client.openConnection(
                  new InetSocketAddress("localhost", serverAddress.getPort()),
                  queue);
  
          sessionRequest.waitFor();
          if (sessionRequest.getException() != null) {
              throw sessionRequest.getException();
          }
          assertNotNull(sessionRequest.getSession());
  
          assertEquals("Test client status", IOReactorStatus.ACTIVE, this.client.getStatus());
  
          for (int i = 0; i < 2; i++) {
              TestJob testjob = jobs[i];
              testjob.waitFor();
              if (testjob.isSuccessful()) {
                  assertEquals(testjob.getExpected(), testjob.getResult());
              } else {
                  fail(testjob.getFailureMessage());
              }
          }
          TestJob failedExpectation = jobs[2];
          failedExpectation.waitFor();
          assertEquals(HttpStatus.SC_EXPECTATION_FAILED, failedExpectation.getStatusCode());
      } 
                              #location 87 
                              #vulnerability type THREAD_SAFETY_VIOLATION