本文整理汇总了Java中nl.captcha.Captcha类的典型用法代码示例。如果您正苦于以下问题:Java Captcha类的具体用法?Java Captcha怎么用?Java Captcha使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
Captcha类属于nl.captcha包,在下文中一共展示了Captcha类的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Java代码示例。
示例1: getCaptchaImage
import nl.captcha.Captcha; //导入依赖的package包/类
private void getCaptchaImage(HttpServletRequest request, HttpServletResponse response) throws IOException
{
String seed = request.getParameter("seed");
if (seed == null || seed.isEmpty())
{
response.sendError(HttpServletResponse.SC_NOT_ACCEPTABLE);
return;
}
int seed_;
try
{
seed_ = Integer.parseInt(seed);
}
catch (NumberFormatException i)
{
response.sendError(HttpServletResponse.SC_NOT_ACCEPTABLE);
return;
}
PredictableCaptchaTextProducer producer = new PredictableCaptchaTextProducer(seed_);
final Captcha captcha = new Captcha.Builder(160, 50).addText(producer).addBackground(new GradiatedBackgroundProducer()).addNoise().gimp(new FishEyeGimpyRenderer()).addBorder().build();
CaptchaServletUtil.writeImage(response, captcha.getImage());
}
开发者ID:PolyphasicDevTeam,项目名称:NoMoreOversleeps,代码行数:23,代码来源:WebServlet.java
示例2: doGet
import nl.captcha.Captcha; //导入依赖的package包/类
@Override
public void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
List<java.awt.Font> textFonts = Arrays.asList(
new Font("Arial", Font.BOLD, 40),
new Font("Courier", Font.BOLD, 40));
Captcha captcha = new Captcha.Builder(250, 90).addText()
.addBackground(new FlatColorBackgroundProducer(Color.YELLOW))
.gimp(new FishEyeGimpyRenderer())
.addNoise(new CurvedLineNoiseProducer())
.addText(new DefaultTextProducer(5),
new DefaultWordRenderer(Color.RED, textFonts))
.build();
CaptchaServletUtil.writeImage(resp, captcha.getImage());
req.getSession().setAttribute(NAME, captcha);
}
开发者ID:PacktPublishing,项目名称:Spring-MVC-Blueprints,代码行数:19,代码来源:SimpleCaptchaCustomServlet.java
示例3: testShouldExpire
import nl.captcha.Captcha; //导入依赖的package包/类
@Test
public void testShouldExpire() {
Captcha captcha = new Captcha.Builder(200, 50)
.addText()
.build();
assertFalse(StickyCaptchaServlet.shouldExpire(captcha));
StickyCaptchaServlet.setTtl(0);
assertTrue(StickyCaptchaServlet.shouldExpire(captcha));
assertEquals(0, StickyCaptchaServlet.getTtl());
StickyCaptchaServlet.setTtl(-1000);
assertEquals(0, StickyCaptchaServlet.getTtl());
StickyCaptchaServlet.setTtl(Long.MAX_VALUE);
assertFalse(StickyCaptchaServlet.shouldExpire(captcha));
}
开发者ID:rookiefly,项目名称:simplecaptcha,代码行数:19,代码来源:StickyCaptchaServletTest.java
示例4: isValid
import nl.captcha.Captcha; //导入依赖的package包/类
public boolean isValid(HttpSession session) {
Captcha captchaValue = (Captcha) session.getAttribute(Captcha.NAME);
session.removeAttribute(Captcha.NAME);
if (captchaValue == null || captcha == null ||
!captchaValue.isCorrect(captcha)) {
errors.put("captchaError", "Text did not match image");
}
if (!StringUtils.hasText(getNameFirst())) {
errors.put("nameFirstError", "Required field");
}
if (!StringUtils.hasText(getNameLast())) {
errors.put("nameLastError", "Required field");
}
if (!StringUtils.hasText(getEmail())) {
errors.put("emailError", "Required field");
}
if (!StringUtils.hasText(getDescription())) {
errors.put("descriptionError", "Required field");
}
return (!hasErrors());
}
开发者ID:Concursive,项目名称:concourseconnect-community,代码行数:22,代码来源:ContactUsBean.java
示例5: doGet
import nl.captcha.Captcha; //导入依赖的package包/类
@Override
public void doGet(final HttpServletRequest req, final HttpServletResponse resp)
throws ServletException,
IOException {
final HttpSession session = req.getSession();
final Captcha captcha = new Captcha.Builder(_width, _height)
.addText()
.addBackground(new GradiatedBackgroundProducer())
.gimp()
.addBackground(new FlatColorBackgroundProducer(new Color(238, 238, 238)))
.addBorder()
.addNoise()
.build();
session.setAttribute(NAME, captcha);
CaptchaServletUtil.writeImage(resp, captcha.getImage());
}
开发者ID:inepex,项目名称:ineform,代码行数:20,代码来源:CaptchaServlet.java
示例6: updateCaptcha
import nl.captcha.Captcha; //导入依赖的package包/类
@At("/captcha/update")
@Ok("raw:image/png")
public BufferedImage updateCaptcha(HttpSession session, @Param("w") int w, @Param("h") int h) {
if (w * h == 0) { //长或宽为0?重置为默认长宽.
w = 200;
h = 60;
}
Captcha captcha = new Captcha.Builder(w, h)
.addText().addBackground(new GradiatedBackgroundProducer())
// .addNoise(new StraightLineNoiseProducer()).addBorder()
.gimp(new FishEyeGimpyRenderer())
.build();
String text = captcha.getAnswer();
session.setAttribute(Toolkit.captcha_attr, text);
return captcha.getImage();
}
开发者ID:amdiaosi,项目名称:nutzWx,代码行数:17,代码来源:ToolkitModule.java
示例7: doGet
import nl.captcha.Captcha; //导入依赖的package包/类
@Override
public void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
//ColoredEdgesWordRenderer wordRenderer = new ColoredEdgesWordRenderer(COLORS, FONTS);
ColoredEdgesWordRenderer wordRenderer = new ColoredEdgesWordRenderer(COLORS, FONTS, 1f);
Captcha captcha = new Captcha.Builder(_width, _height).addText(wordRenderer)
//.gimp()
.addNoise()
//.addBackground(new GradiatedBackgroundProducer())
//.addBackground(new TransparentBackgroundProducer())
//.addBackground(new FlatColorBackgroundProducer(Color.lightGray))
.addBackground(new GradiatedBackgroundProducer(Color.lightGray, Color.white))
.build();
CaptchaServletUtil.writeImage(resp, captcha.getImage());
req.getSession().setAttribute(NAME, captcha);
}
开发者ID:NCIP,项目名称:nci-metathesaurus-browser,代码行数:18,代码来源:NCISimpleCaptchaServlet.java
示例8: validateSimpleCaptcha
import nl.captcha.Captcha; //导入依赖的package包/类
public static boolean validateSimpleCaptcha( HttpSession session, String answer) {
Captcha captcha = (Captcha) session.getAttribute( Captcha.NAME );
String code = captcha.getAnswer();
if( code.equals(answer) ) {
return true;
}
return false;
}
开发者ID:PacktPublishing,项目名称:Spring-MVC-Blueprints,代码行数:9,代码来源:FeedbackFormController.java
示例9: doGet
import nl.captcha.Captcha; //导入依赖的package包/类
@Override
public void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
ColoredEdgesWordRenderer wordRenderer = new ColoredEdgesWordRenderer(COLORS, FONTS);
Captcha captcha = new Captcha.Builder(_width, _height).addText(wordRenderer)
.gimp()
.addNoise()
.addBackground(new GradiatedBackgroundProducer())
.build();
CaptchaServletUtil.writeImage(resp, captcha.getImage());
req.getSession().setAttribute(NAME, captcha);
}
开发者ID:rookiefly,项目名称:simplecaptcha,代码行数:14,代码来源:SimpleCaptchaServlet.java
示例10: buildAndSetCaptcha
import nl.captcha.Captcha; //导入依赖的package包/类
private Captcha buildAndSetCaptcha(HttpSession session) {
Captcha captcha = new Captcha.Builder(_width, _height)
.addText()
.gimp()
.addBorder()
.addNoise()
.addBackground()
.build();
session.setAttribute(NAME, captcha);
return captcha;
}
开发者ID:rookiefly,项目名称:simplecaptcha,代码行数:13,代码来源:StickyCaptchaServlet.java
示例11: shouldExpire
import nl.captcha.Captcha; //导入依赖的package包/类
static boolean shouldExpire(Captcha captcha) {
long ts = captcha.getTimeStamp().getTime();
long now = new Date().getTime();
long diff = now - ts;
return diff >= _ttl;
}
开发者ID:rookiefly,项目名称:simplecaptcha,代码行数:8,代码来源:StickyCaptchaServlet.java
示例12: isValid
import nl.captcha.Captcha; //导入依赖的package包/类
/**
* Gets the valid attribute of the UserBean object
*
* @param session the browser sessions
* @return The valid value
*/
public boolean isValid(HttpSession session) {
Captcha captchaValue = (Captcha) session.getAttribute(Captcha.NAME);
session.removeAttribute(Captcha.NAME);
if (captchaValue == null || captcha == null ||
!captchaValue.isCorrect(captcha)) {
errors.put("captchaError", "Text did not match image");
}
if (!StringUtils.hasText(nameFirst)) {
errors.put("nameFirstError", "Required field");
}
if (!StringUtils.hasText(nameLast)) {
errors.put("nameLastError", "Required field");
}
if (!StringUtils.hasText(companyName)) {
errors.put("companyNameError", "Required field");
}
if (!StringUtils.hasText(email)) {
errors.put("emailError", "Required field");
}
if (!StringUtils.hasText(phone)) {
errors.put("phoneError", "Required field");
}
if (!StringUtils.hasText(addressLine1)) {
errors.put("addressLine1Error", "Required field");
}
if (!StringUtils.hasText(getCity())) {
errors.put("cityError", "Required field");
}
if (getState() == null || getState().equals("-1")) {
errors.put("stateError", "Required field");
}
if (getCountry() == null || getCountry().equals("-1")) {
errors.put("countryError", "Required field");
}
if (!agreement) {
errors.put("agreementError", "Accepting the terms and conditions is required");
}
return (!hasErrors());
}
开发者ID:Concursive,项目名称:concourseconnect-community,代码行数:46,代码来源:DemoBean.java
示例13: validateCaptcha
import nl.captcha.Captcha; //导入依赖的package包/类
private String validateCaptcha(HttpServletRequest request,
String returnIncompleteState) throws Exception {
Captcha captcha = (Captcha) request.getSession().getAttribute(Captcha.NAME);
if (captcha == null) {
captcha = new Captcha.Builder(200, 50).addText().addBackground()
// .addNoise()
.gimp()
// .addBorder()
.build();
request.getSession().setAttribute(Captcha.NAME, captcha);
}
// Do this so we can capture non-Latin chars
request.setCharacterEncoding("UTF-8");
String answer = HTTPUtils.cleanXSS((String) request.getParameter("answer"));
if (answer == null || answer.length() == 0) {
throw new NoReloadException(
"Please enter the characters appearing in the image. ");
}
request.getSession().removeAttribute("reload");
if (!captcha.isCorrect(answer)) {
throw new InvalidCaptChaInputException(
"WARNING: The string you entered does not match"
+ " with what is shown in the image. Please try again.");
}
request.getSession().removeAttribute(Captcha.NAME);
return null;
}
开发者ID:NCIP,项目名称:nci-metathesaurus-browser,代码行数:30,代码来源:UserSessionBean.java
示例14: validateCaptcha
import nl.captcha.Captcha; //导入依赖的package包/类
private String validateCaptcha(HttpServletRequest request,
String returnIncompleteState) throws Exception {
Captcha captcha = (Captcha) request.getSession().getAttribute(Captcha.NAME);
if (captcha == null) {
captcha = new Captcha.Builder(200, 50).addText().addBackground()
// .addNoise()
.gimp()
// .addBorder()
.build();
request.getSession().setAttribute(Captcha.NAME, captcha);
}
// Do this so we can capture non-Latin chars
request.setCharacterEncoding("UTF-8");
String answer = HTTPUtils.cleanXSS((String) request.getParameter("answer"));
if (answer == null || answer.length() == 0) {
throw new NoReloadException(
"Please enter the characters appearing in the image. ");
}
request.getSession().removeAttribute("reload");
if (!captcha.isCorrect(answer)) {
throw new InvalidCaptChaInputException(
"WARNING: The string you entered does not match"
+ " with what is shown in the image. Please try again.");
} else {
} request.getSession().removeAttribute(Captcha.NAME);
return null;
}
开发者ID:NCIP,项目名称:nci-term-browser,代码行数:30,代码来源:UserSessionBean.java
示例15: createCaptcha
import nl.captcha.Captcha; //导入依赖的package包/类
/**
* Creates a {@link Captcha} and stores it in the session.
*
* @param width the width of the image
* @param height the height of the image
* @return {@link BufferedImage} containing the captcha image
*/
public BufferedImage createCaptcha(int width, int height)
{
Captcha captcha = new Captcha.Builder(width, height).addText()
.addBackground(new GradiatedBackgroundProducer())
.gimp()
.addNoise()
.addBorder()
.build();
session.setAttribute(Captcha.NAME, captcha);
return captcha.getImage();
}
开发者ID:molgenis,项目名称:molgenis,代码行数:19,代码来源:CaptchaService.java
示例16: createCaptcha
import nl.captcha.Captcha; //导入依赖的package包/类
@Test
public void createCaptcha()
{
BufferedImage captchaImg = captchaService.createCaptcha(100, 75);
assertEquals(captchaImg.getWidth(), 100);
assertEquals(captchaImg.getHeight(), 75);
verify(httpSession).setAttribute(eq(Captcha.NAME), any(Captcha.class));
}
开发者ID:molgenis,项目名称:molgenis,代码行数:9,代码来源:CaptchaServiceTest.java
示例17: validateCaptcha
import nl.captcha.Captcha; //导入依赖的package包/类
@Test
public void validateCaptcha() throws CaptchaException
{
Captcha captcha = new Captcha.Builder(100, 75).build();
when(httpSession.getAttribute(Captcha.NAME)).thenReturn(captcha);
assertTrue(captchaService.validateCaptcha(captcha.getAnswer()));
assertFalse(captchaService.validateCaptcha("invalid_answer"));
assertTrue(captchaService.validateCaptcha(captcha.getAnswer()));
verify(httpSession, times(0)).removeAttribute(Captcha.NAME);
verify(httpSession, times(0)).setAttribute(eq(Captcha.NAME), any(Object.class));
}
开发者ID:molgenis,项目名称:molgenis,代码行数:12,代码来源:CaptchaServiceTest.java
示例18: processAction
import nl.captcha.Captcha; //导入依赖的package包/类
public GenericBean processAction(ActionRequest request, ActionResponse response) throws Exception {
// Determine the project container to use
Project project = findProject(request);
if (project == null) {
throw new Exception("Project is null");
}
// Check the user's permissions
User user = getUser(request);
if (!user.isLoggedIn()) {
throw new PortletException("User needs to be logged in");
}
// Determine the database connection to use
Connection db = useConnection(request);
// Track replies to previous messages
PrivateMessage inboxPrivateMessage = null;
// Populate all values from the request
PrivateMessage privateMessage = (PrivateMessage) PortalUtils.getFormBean(request, PrivateMessage.class);
if (privateMessage.getLinkModuleId() != Constants.PROJECT_MESSAGES_FILES) {
privateMessage.setProjectId(project.getId());
int linkProjectId = getLinkProjectId(db, privateMessage.getLinkItemId(), privateMessage.getLinkModuleId());
if (linkProjectId == -1) {
linkProjectId = project.getId();
}
privateMessage.setLinkProjectId(linkProjectId);
} else {
//reply to a message from the inbox, so the project id needs to be the profile of user who sent the message
inboxPrivateMessage = new PrivateMessage(db, privateMessage.getLinkItemId());
int profileProjectIdOfEnteredByUser = UserUtils.loadUser(inboxPrivateMessage.getEnteredBy()).getProfileProjectId();
privateMessage.setProjectId(profileProjectIdOfEnteredByUser);
privateMessage.setParentId(inboxPrivateMessage.getId());
//update the last reply date of the message
inboxPrivateMessage.setLastReplyDate(new Timestamp(System.currentTimeMillis()));
}
privateMessage.setEnteredBy(user.getId());
// Validate the form
if (!StringUtils.hasText(privateMessage.getBody())) {
privateMessage.getErrors().put("bodyError", "Message body is required");
return privateMessage;
}
// Check for captcha if this is a direct message (not a reply)
if ("true".equals(PortalUtils.getApplicationPrefs(request).get(ApplicationPrefs.USERS_CAN_REGISTER)) &&
privateMessage.getLinkModuleId() != Constants.PROJECT_MESSAGES_FILES &&
privateMessage.getProjectId() > -1) {
if (privateMessage.getProject().getProfile() && !TeamMemberList.isOnTeam(db, privateMessage.getProjectId(), user.getId())) {
LOG.debug("Verifying the captcha...");
String captcha = request.getParameter("captcha");
PortletSession session = request.getPortletSession();
Captcha captchaValue = (Captcha) session.getAttribute(Captcha.NAME);
session.removeAttribute(Captcha.NAME);
if (captchaValue == null || captcha == null ||
!captchaValue.isCorrect(captcha)) {
privateMessage.getErrors().put("captchaError", "Text did not match image");
return privateMessage;
}
}
} else {
LOG.debug("Captcha not required");
}
// Insert the private message
boolean inserted = privateMessage.insert(db);
if (inserted) {
// Update the message replied to
if (inboxPrivateMessage != null && inboxPrivateMessage.getId() != -1) {
inboxPrivateMessage.update(db);
}
// Send email notice
PortalUtils.processInsertHook(request, privateMessage);
}
// Close the panel, everything went well
String ctx = request.getContextPath();
response.sendRedirect(ctx + "/close_panel_refresh.jsp");
return null;
}
开发者ID:Concursive,项目名称:concourseconnect-community,代码行数:82,代码来源:SavePrivateMessageAction.java
示例19: isValid
import nl.captcha.Captcha; //导入依赖的package包/类
/**
* Gets the valid attribute of the RegisterBean object
*
* @param session http session for captcha check
* @return The valid value
*/
public boolean isValid(PortletSession session) {
String captchaPassed = (String) session.getAttribute("TE-REGISTER-CAPTCHA-PASSED");
if (!"passed".equals(captchaPassed)) {
Captcha captchaValue = (Captcha) session.getAttribute(Captcha.NAME);
session.removeAttribute(Captcha.NAME);
if (captchaValue == null) {
LOG.warn("RegisterBean-> Could not find captcha session variable for comparison to user input");
}
if (captchaValue == null || captcha == null ||
!captchaValue.isCorrect(captcha)) {
errors.put("captchaError", "Text did not match image");
} else {
session.setAttribute("TE-REGISTER-CAPTCHA-PASSED", "passed");
}
}
if (!StringUtils.hasText(email)) {
errors.put("emailError", "Required field");
} else {
if (!EmailUtils.checkEmail(email)) {
errors.put("emailError", "Check the email address entered");
}
}
if (!StringUtils.hasText(nameFirst)) {
errors.put("nameFirstError", "Required field");
}
if (!StringUtils.hasText(nameLast)) {
errors.put("nameLastError", "Required field");
}
if (!StringUtils.hasText(country)) {
errors.put("countryError", "Required field");
}
if ("UNITED STATES".equals(country)) {
if (!StringUtils.hasText(postalCode)) {
errors.put("postalCodeError", "Required field");
} else {
LocationBean location = LocationUtils.findLocationByZipCode(postalCode);
if (location == null) {
errors.put("postalCodeError", "Could not locate this zip or postal code");
}
}
}
return (!hasErrors());
}
开发者ID:Concursive,项目名称:concourseconnect-community,代码行数:50,代码来源:RegisterBean.java
示例20: doExecute
import nl.captcha.Captcha; //导入依赖的package包/类
@Override
protected AuthStatusResultBase doExecute(LoginAction action, ExecutionContext context)
throws AuthenticationException,
DispatchException {
U user;
LoginCaptchaInfo captchaInfo = captchaInfoProvider.get();
_logger.info("User {} logging in", action.getUserName());
synchronized (captchaInfo) {
if (action.getGoogleLoginToken() == null
&& (action.getUserName() == null || action.getPassword() == null)) {
captchaInfo.registerIncorrectAnswer();
return new AuthStatusResultBase(captchaInfo.needCaptcha());
}
if (captchaInfo.needCaptcha()) {
// incorrect request
if (action.getCaptchaAnswer() == null
|| sessionProvider.get().getAttribute(Captcha.NAME) == null
|| !action.getCaptchaAnswer().equals(
((Captcha) sessionProvider.get().getAttribute(Captcha.NAME)).getAnswer())) {
captchaInfo.registerIncorrectAnswer();
return new AuthStatusResultBase(captchaInfo.needCaptcha());
}
}
user = findByUserNameAndPassword(
action.getUserName(),
action.getPassword(),
action.isGoogleLogin(),
action.getGoogleLoginToken(),
action.getLoginProductType());
if (user == null) {
// incorrect password
captchaInfo.registerIncorrectAnswer();
return new AuthStatusResultBase(captchaInfo.needCaptcha());
} else {
captchaInfo.registerCorrectAnswer();
}
}
R result = createResultBase();
setUserToSession(user, result, action.getUserName());
// if the login was successful and the user wants to stay signed in
if (result.isSuccess() && action.isNeedStaySignedIn()) {
String UUIDString = UUID.randomUUID().toString();
result.setUserEmail(user.getUserAuthString());
result.setUserUUID(UUIDString);
// set the UUID for the user
setUserStaySignedInUUID(result.getUserId(), UUIDString);
}
_logger.debug("Login successful: {}", authStatProvider.get());
return result;
}
开发者ID:inepex,项目名称:ineform,代码行数:57,代码来源:AbstractLoginHandler.java
注:本文中的nl.captcha.Captcha类示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。 |
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