/**

  * Copyright 2005-2011 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 org.apache.commons.lang.StringUtils;

 import org.kuali.rice.krad.uif.UifConstants;

 import javax.xml.bind.annotation.XmlAccessType;

 import javax.xml.bind.annotation.XmlAccessorType;

 /**

  * Pattern for matching numeric characters, difference between NumericPatternConstraint and IntegerPatternConstraint

  * is that a numeric pattern constraint is for matching numeric characters and can be mixed with other characters

  * by setting allow flags on, while integer is for only positive/negative numbers

  * 

  * 

  */

 @XmlAccessorType(XmlAccessType.FIELD)

 public class NumericPatternConstraint extends AllowCharacterConstraint {

     /**

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

      */

     protected String getRegexString() {

         StringBuilder regexString = new StringBuilder("[0-9");

         regexString.append(this.getAllowedCharacterRegex());

         regexString.append("]");

         return regexString.toString();

     }

     /**

      * 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;

         }

         return UifConstants.Messages.VALIDATION_MSG_KEY_PREFIX + "numericPattern";

     }

 }