2 * Copyright (C) 2016 - 2020 Free Software Foundation
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU Affero General Public License as
6 * published by the Free Software Foundation, either version 3 of the
7 * License, or (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU Affero General Public License for more details.
14 * You should have received a copy of the GNU Affero General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 package org.mxchange.jfinancials.validator.url;
19 import java.text.MessageFormat;
20 import java.util.regex.Pattern;
21 import javax.faces.application.FacesMessage;
22 import javax.faces.component.UIComponent;
23 import javax.faces.context.FacesContext;
24 import javax.faces.validator.FacesValidator;
25 import javax.faces.validator.ValidatorException;
26 import org.mxchange.jcoreee.validator.string.BaseStringValidator;
29 * A validator for URL vallidation (only regex, but allow empty value if
32 * @author Roland Häder<roland@mxchange.org>
34 @FacesValidator ("UrlValidator")
35 public class FinancialsUrlValidator extends BaseStringValidator {
40 private static final Pattern PATTERN_MATCHER = Pattern.compile(FinancialsUrlValidator.URL_REGEX);
45 private static final String URL_REGEX = "(http|https):\\/\\/[\\w\\-_]+(\\.[\\w\\-_]+)+([\\w\\-\\.,@?^=%&:/~\\+#]*[\\w\\-\\@?^=%&/~\\+#])?"; //NOI18N
50 private static final long serialVersionUID = 187_536_745_607_193L;
53 * Whether empty data is allowed
55 private Boolean allowEmptyRequiredData;
60 public FinancialsUrlValidator () {
61 this.allowEmptyRequiredData = Boolean.FALSE;
65 * Setter for allowEmptyRequiredData flag
67 * @param allowEmptyRequiredData Whether empty values are allowed
69 public void setAllowEmptyRequiredData (final Boolean allowEmptyRequiredData) {
70 this.allowEmptyRequiredData = allowEmptyRequiredData;
74 public void validate (final FacesContext context, final UIComponent component, final Object value) throws ValidatorException {
76 final String[] requiredFields = {"companyWebsiteUrl"}; //NOI18N
78 // Pre-validation (example: not null, not a string, empty string ...)
79 super.preValidate(context, component, value, requiredFields, this.allowEmptyRequiredData);
81 // Is the email address empty and allowed?
82 if (null == value && this.allowEmptyRequiredData) {
83 // Then accept this here
85 } else if (null == value) {
87 throw new ValidatorException(new FacesMessage("No empty URL allowed.")); //NOI18N
90 // Get string from object ... ;-)
91 final String url = String.valueOf(value).trim();
93 // Checks if the email address matches a regex ("low-level" check)
94 // @TODO Should also be done by <f:validatorRegex />)
95 final boolean matches = PATTERN_MATCHER.matcher(url).matches(); //NOI18N
97 // Is the email address valid?
100 String message = MessageFormat.format("URL {0} does not match regular expression.", url); //NOI18N
103 throw new ValidatorException(new FacesMessage(FacesMessage.SEVERITY_WARN, message, message));