Example usage for org.apache.commons.lang CharSetUtils keep

Introduction

In this page you can find the example usage for org.apache.commons.lang CharSetUtils keep.

Prototype

public static String keep(String str, String[] set) 

Source Link

Document

Takes an argument in set-syntax, see evaluateSet, and keeps any of characters present in the specified string.

An example would be:

• keep("hello", {"c-f", "o"}) returns "eo"

Usage

From source file:CharSetUtilsTrial.java

public static void main(String[] args) {

    // Keeps only the characters specified
    System.out.println("Keep B and o = " + CharSetUtils.keep("BorisBecker", "Bo")); // BoB

    // Removes specified character repetitions
    System.out.println("Squeeze B and o = " + CharSetUtils.squeeze("BBoooorisbbbecker", "Bo")); // Borisbbbecker

}

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From source file:org.apache.roller.weblogger.ui.struts2.admin.CreateUser.java

private void myValidate() {

    String allowed = WebloggerConfig.getProperty("username.allowedChars");
    if (allowed == null || allowed.trim().length() == 0) {
        allowed = Register.DEFAULT_ALLOWED_CHARS;
    }//from w ww  .  j  av a 2s.  c  o m
    String safe = CharSetUtils.keep(getBean().getUserName(), allowed);

    if (StringUtils.isEmpty(getBean().getUserName())) {
        addError("error.add.user.missingUserName");
    } else if (!safe.equals(getBean().getUserName())) {
        addError("error.add.user.badUserName");
    }

    if (StringUtils.isEmpty(getBean().getEmailAddress())) {
        addError("error.add.user.missingEmailAddress");
    }

    if (StringUtils.isEmpty(getBean().getPassword()) && StringUtils.isEmpty(getBean().getPassword())) {
        addError("error.add.user.missingPassword");
    }
}

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From source file:org.apache.roller.weblogger.ui.struts2.core.CreateWeblog.java

public void myValidate() {

    String allowed = WebloggerConfig.getProperty("username.allowedChars");
    if (allowed == null || allowed.trim().length() == 0) {
        allowed = Register.DEFAULT_ALLOWED_CHARS;
    }/*  ww  w  .  ja v  a 2s. c  o  m*/

    // make sure handle only contains safe characters
    String safe = CharSetUtils.keep(getBean().getHandle(), allowed);
    if (!safe.equals(getBean().getHandle())) {
        addError("createWeblog.error.invalidHandle");
    }

    // make sure theme was specified and is a valid value

    // make sure handle isn't already taken
    if (!StringUtils.isEmpty(getBean().getHandle()))
        try {
            if (WebloggerFactory.getWeblogger().getWeblogManager()
                    .getWeblogByHandle(getBean().getHandle()) != null) {
                addError("createWeblog.error.handleExists");
                // reset handle
                getBean().setHandle(null);
            }
        } catch (WebloggerException ex) {
            log.error("error checking for weblog", ex);
            // TODO: i18n
            addError("unexpected error");
        }
}

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From source file:org.apache.roller.weblogger.ui.struts2.core.Register.java

public void myValidate() {

    // if usingSSO, we don't want to error on empty password/username from HTML form.
    setFromSso(false);//  ww  w.j ava 2 s  .  co m
    boolean usingSSO = WebloggerConfig.getBooleanProperty("users.sso.enabled");
    if (usingSSO) {
        boolean storePassword = WebloggerConfig.getBooleanProperty("users.sso.passwords.saveInRollerDb");
        String password = WebloggerConfig.getProperty("users.sso.passwords.defaultValue", "<unknown>");

        // Preserve username and password, Acegi case             
        User fromSSO = CustomUserRegistry.getUserDetailsFromAuthentication(getServletRequest());
        if (fromSSO != null) {
            if (storePassword) {
                password = fromSSO.getPassword();
            }
            getBean().setPasswordText(password);
            getBean().setPasswordConfirm(password);
            getBean().setUserName(fromSSO.getUserName());
            setFromSso(true);
        }

        // Preserve username and password, CMA case             
        else if (getServletRequest().getUserPrincipal() != null) {
            getBean().setUserName(getServletRequest().getUserPrincipal().getName());
            getBean().setPasswordText(password);
            getBean().setPasswordConfirm(password);
            setFromSso(true);
        }
    }

    String allowed = WebloggerConfig.getProperty("username.allowedChars");
    if (allowed == null || allowed.trim().length() == 0) {
        allowed = DEFAULT_ALLOWED_CHARS;
    }

    // check that username only contains safe characters
    String safe = CharSetUtils.keep(getBean().getUserName(), allowed);
    if (!safe.equals(getBean().getUserName())) {
        addError("error.add.user.badUserName");
    }

    // check password, it is required if OpenID and SSO are disabled
    if (getOpenIdConfiguration().equals("disabled") && !getFromSso()) {
        if (StringUtils.isEmpty(getBean().getPasswordText())) {
            addError("error.add.user.passwordEmpty");
            return;
        }
    }

    // User.password does not allow null, so generate one
    if (getOpenIdConfiguration().equals("only")) {
        String randomString = RandomStringUtils.randomAlphanumeric(255);
        getBean().setPasswordText(randomString);
        getBean().setPasswordConfirm(randomString);
    }

    // check that passwords match 
    if (!getBean().getPasswordText().equals(getBean().getPasswordConfirm())) {
        addError("Register.error.passowordMismatch");
    }

    // check that username is not taken
    if (!StringUtils.isEmpty(getBean().getUserName()))
        try {
            UserManager mgr = WebloggerFactory.getWeblogger().getUserManager();
            if (mgr.getUserByUserName(getBean().getUserName(), null) != null) {
                addError("error.add.user.userNameInUse");
                // reset user name
                getBean().setUserName(null);
            }
        } catch (WebloggerException ex) {
            log.error("error checking for user", ex);
            // TODO: i18n
            addError("unexpected error");
        }
}

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