2 * Copyright (C) 2015 Roland Haeder
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (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 General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 package org.mxchange.jcoreee.validator.string;
19 import java.text.MessageFormat;
20 import java.util.Arrays;
21 import javax.faces.application.FacesMessage;
22 import javax.faces.component.UIComponent;
23 import javax.faces.context.FacesContext;
24 import javax.faces.validator.ValidatorException;
25 import org.mxchange.jcoree.BaseEeSystem;
26 import org.mxchange.jcoreee.validator.BaseObjectValidator;
29 * A general string validation class. You normally want to inherit from this
30 * class for many form fields, e.g. surname, street name, city name and such.
32 * @author Roland Haeder
34 public abstract class BaseStringValidator extends BaseObjectValidator {
37 protected void preValidate (final FacesContext context, final UIComponent component, final Object value, final String[] requiredFields) throws ValidatorException {
39 this.getLogger().logTrace(MessageFormat.format("context={0},component={1},value={2},fields={3} - CALLED!", context, component, value, Arrays.toString(requiredFields))); //NOI18N
41 // Pre-validate (e.g. on null)
42 super.preValidate(context, component, value, requiredFields);
44 // Get client id and init message + key
45 String clientId = component.getClientId();
46 FacesMessage facesMessage = null;
49 // So far all fine, no check if the field is fine
50 for (final String field : requiredFields) {
52 this.getLogger().logDebug(MessageFormat.format("field={0},clientId={1}", field, clientId)); //NOI18N
55 if (clientId.endsWith(field)) {
56 // Compare value's type
57 if (!(value instanceof String)) {
59 errKey = String.format("error.%s.is_not_string", field); //NOI18N
61 facesMessage = new FacesMessage(BaseEeSystem.getMessageStringFromKey(errKey));
65 String str = (String) value;
70 errKey = String.format("error.%s.is_empty", field); //NOI18N
72 facesMessage = new FacesMessage(BaseEeSystem.getMessageStringFromKey(errKey));
78 this.getLogger().logDebug(MessageFormat.format("facesMessage={0}", facesMessage)); //NOI18N
81 if (null != facesMessage) {
82 throw new ValidatorException(facesMessage);
86 this.getLogger().logTrace("EXIT!"); //NOI18N