/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.myfaces.trinidaddemo.convertValidate;
import java.util.Collection;
import javax.faces.application.FacesMessage;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.validator.Validator;
import javax.faces.validator.ValidatorException;
import org.apache.myfaces.trinidad.validator.ClientValidator;
import org.apache.myfaces.trinidad.util.LabeledFacesMessage;
/**
* <p>Password validator - this is an incredibly simple
* password validator that makes sure there's at least one number
* in the password.</p>
*
*/
public class PasswordValidator implements Validator, ClientValidator
{
public static final String VALIDATOR_ID = "org.apache.myfaces.trinidaddemo.PasswordValidator";
public void validate(
FacesContext context,
UIComponent component,
Object value) throws ValidatorException
{
String password = "";
if ( value != null)
password = value.toString().trim();
for (int j = 0;j < password.length();j++)
{
if (Character.isDigit(password.charAt(j)))
{
return;
}
}
// Using the LabeledFacesMessage allows the <tr:messages> component to
// properly prepend the label as a link.
LabeledFacesMessage lfm =
new LabeledFacesMessage(FacesMessage.SEVERITY_ERROR,
"Validation Error",
"The password must contain at least one number");
lfm.setLabel(_getLabel(component));
throw new ValidatorException(lfm);
}
public String getClientValidation(
FacesContext context,
UIComponent component)
{
return (_VALIDATOR_INSTANCE_STRING);
}
public Collection<String> getClientImportNames()
{
return null;
}
public String getClientLibrarySource(
FacesContext context)
{
return context.getExternalContext().getRequestContextPath() +
"/jsLibs/passwordValidator.js";
}
@SuppressWarnings("unchecked")
public String getClientScript(
FacesContext context,
UIComponent component)
{
return null;
}
private static Object _getLabel(UIComponent component)
{
Object o = null;
if (component != null)
{
o = component.getAttributes().get("label");
if (o == null)
o = component.getValueExpression("label");
}
return o;
}
// in a real app the messages would be translated
// The fourth field marker gets the field label
private static final String _VALIDATOR_INSTANCE_STRING =
"new PasswordValidator({"
+ "NS:'The password is invalid.',"
+ "ND:'The password value must contain at least one number.'})";
}