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1   /*
2    * JBoss, Home of Professional Open Source
3    * Copyright 2014, Red Hat, Inc. and/or its affiliates, and individual
4    * contributors by the @authors tag. See the copyright.txt in the
5    * distribution for a full listing of individual contributors.
6    *
7    * Licensed under the Apache License, Version 2.0 (the "License");
8    * you may not use this file except in compliance with the License.
9    * You may obtain a copy of the License at
10   * http://www.apache.org/licenses/LICENSE-2.0
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.jboss.as.quickstart.hibernate3.util;
18  
19  import javax.faces.application.FacesMessage;
20  import javax.faces.component.UIComponent;
21  import javax.faces.context.FacesContext;
22  import javax.faces.validator.Validator;
23  import javax.faces.validator.ValidatorException;
24  
25  public class ValidateMemberId implements Validator {
26  
27      @Override
28      public void validate(FacesContext facesContext, UIComponent uiComponent, Object memberIdObject) throws ValidatorException {
29          // The id can only contain positive long values.
30          try {
31              @SuppressWarnings("unused")
32              long memberId = (Long) memberIdObject;
33          } catch (Exception e) {
34              FacesMessage facesMessage = new FacesMessage();
35              facesMessage.setSummary("Member Id is not valid.");
36              facesMessage.setDetail("Member Id must be an positive number.");
37              facesMessage.setSeverity(FacesMessage.SEVERITY_ERROR);
38              facesContext.addMessage("reg:id", facesMessage);
39              throw new ValidatorException(facesMessage);
40          }
41      }
42  
43  }