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      1 /*
      2  * Copyright 2009 Mike Cumings
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *   http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.kenai.jbosh;
     18 
     19 /**
     20  * Data type representing the value of the {@code inactivity} attribute of the
     21  * {@code bosh} element.
     22  */
     23 final class AttrInactivity extends AbstractIntegerAttr {
     24 
     25     /**
     26      * Creates a new attribute object.
     27      *
     28      * @param val attribute value
     29      * @throws BOSHException on parse or validation failure
     30      */
     31     private AttrInactivity(final String val) throws BOSHException {
     32         super(val);
     33         checkMinValue(0);
     34     }
     35 
     36     /**
     37      * Creates a new attribute instance from the provided String.
     38      *
     39      * @param str string representation of the attribute
     40      * @return instance of the attribute for the specified string, or
     41      *  {@code null} if input string is {@code null}
     42      * @throws BOSHException on parse or validation failure
     43      */
     44     static AttrInactivity createFromString(final String str)
     45     throws BOSHException {
     46         if (str == null) {
     47             return null;
     48         } else {
     49             return new AttrInactivity(str);
     50         }
     51     }
     52 
     53 }
     54