/*

  * Copyright 2005-2007 The Kuali Foundation

  * 

  * Licensed under the Educational Community 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.opensource.org/licenses/ecl2.php

  * 

  * 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.kuali.rice.krad.datadictionary.validation.constraint;

 import javax.xml.bind.annotation.XmlAccessType;

 import javax.xml.bind.annotation.XmlAccessorType;

 import org.apache.commons.lang.StringUtils;

 /**

  * Pattern for matching numeric characters

  * 

  * 

  */

 @XmlAccessorType(XmlAccessType.FIELD)

 public class NumericPatternConstraint extends ValidCharactersPatternConstraint {

     /**

      * @see org.kuali.rice.krad.datadictionary.validation.ValidationPattern#getRegexString()

      */

     protected String getRegexString() {

         return "[0-9]";

     }

         /**

          * This overridden method ...

          * 

          * @see org.kuali.rice.krad.datadictionary.validation.constraint.BaseConstraint#getLabelKey()

          */

         @Override

         public String getLabelKey() {

                 String labelKey = super.getLabelKey();

                 if (StringUtils.isNotEmpty(labelKey)) {

                         return labelKey;

                 }

                 StringBuilder key = new StringBuilder("");

                 key.append("numericPattern,");

                 return key.toString();

         }

 }