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Java EE 6 example source code file (SprintNameUniquenessConstraintValidator.java)

This example Java EE 6 source code file (SprintNameUniquenessConstraintValidator.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Java EE 6 tags/keywords

constraintvalidator, constraintvalidatorcontext, constraintvalidatorcontext, facescontext, facescontext, sprintmanager, sprintmanager, sprintnameuniquenessconstraintvalidator, string, string

The Java EE 6 SprintNameUniquenessConstraintValidator.java source code

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 * 
 * Copyright 1997-2009 Sun Microsystems, Inc. All rights reserved.
 * 
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License. You can obtain
 * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
 * or glassfish/bootstrap/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 * 
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
 * Sun designates this particular file as subject to the "Classpath" exception
 * as provided by Sun in the GPL Version 2 section of the License file that
 * accompanied this code.  If applicable, add the following below the License
 * Header, with the fields enclosed by brackets [] replaced by your own
 * identifying information: "Portions Copyrighted [year]
 * [name of copyright owner]"
 * 
 * Contributor(s):
 * 
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
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 */

package jsf2.demo.scrum.model.entities;

import javax.faces.context.FacesContext;
import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import jsf2.demo.scrum.web.controller.SprintManager;

public class SprintNameUniquenessConstraintValidator implements ConstraintValidator<SprintNameUniquenessConstraint, String> {

    public boolean isValid(String value, ConstraintValidatorContext ctx) {
        
        FacesContext context = FacesContext.getCurrentInstance();
        SprintManager sprintManager = (SprintManager)
                context.getApplication().evaluateExpressionGet(context, 
                "#{sprintManager}", SprintManager.class);
        boolean result = true;
        String message = sprintManager.
                checkUniqueSprintNameApplicationValidatorMethod(value);
        if (message != null) {
            result = false;
        ConstraintValidatorContext.ConstraintViolationBuilder builder =
        ctx.buildConstraintViolationWithTemplate(message);
        builder.addConstraintViolation();
        }

        
        return result;
    }

    public void initialize(SprintNameUniquenessConstraint arg0) {
    }
    
}

Other Java EE 6 examples (source code examples)

Here is a short list of links related to this Java EE 6 SprintNameUniquenessConstraintValidator.java source code file:

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