1*b1cdbd2cSJim Jagielski /**************************************************************
2*b1cdbd2cSJim Jagielski  *
3*b1cdbd2cSJim Jagielski  * Licensed to the Apache Software Foundation (ASF) under one
4*b1cdbd2cSJim Jagielski  * or more contributor license agreements.  See the NOTICE file
5*b1cdbd2cSJim Jagielski  * distributed with this work for additional information
6*b1cdbd2cSJim Jagielski  * regarding copyright ownership.  The ASF licenses this file
7*b1cdbd2cSJim Jagielski  * to you under the Apache License, Version 2.0 (the
8*b1cdbd2cSJim Jagielski  * "License"); you may not use this file except in compliance
9*b1cdbd2cSJim Jagielski  * with the License.  You may obtain a copy of the License at
10*b1cdbd2cSJim Jagielski  *
11*b1cdbd2cSJim Jagielski  *   http://www.apache.org/licenses/LICENSE-2.0
12*b1cdbd2cSJim Jagielski  *
13*b1cdbd2cSJim Jagielski  * Unless required by applicable law or agreed to in writing,
14*b1cdbd2cSJim Jagielski  * software distributed under the License is distributed on an
15*b1cdbd2cSJim Jagielski  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16*b1cdbd2cSJim Jagielski  * KIND, either express or implied.  See the License for the
17*b1cdbd2cSJim Jagielski  * specific language governing permissions and limitations
18*b1cdbd2cSJim Jagielski  * under the License.
19*b1cdbd2cSJim Jagielski  *
20*b1cdbd2cSJim Jagielski  *************************************************************/
21*b1cdbd2cSJim Jagielski 
22*b1cdbd2cSJim Jagielski #include "ResIDGenerator.hxx"
23*b1cdbd2cSJim Jagielski 
24*b1cdbd2cSJim Jagielski /**
25*b1cdbd2cSJim Jagielski    * Destructor
26*b1cdbd2cSJim Jagielski    *
27*b1cdbd2cSJim Jagielski    * @param
28*b1cdbd2cSJim Jagielski    * @return
29*b1cdbd2cSJim Jagielski    */
~ResIDGenerator()30*b1cdbd2cSJim Jagielski ResIDGenerator::~ResIDGenerator()
31*b1cdbd2cSJim Jagielski {
32*b1cdbd2cSJim Jagielski }
33*b1cdbd2cSJim Jagielski 
34*b1cdbd2cSJim Jagielski /**
35*b1cdbd2cSJim Jagielski    * SubList stores those IDs that were ever generated and deleted, the method
36*b1cdbd2cSJim Jagielski    * return the ID from subList first if subList is not empty,else return ++max.
37*b1cdbd2cSJim Jagielski    * Add the obsolete IDs by calling SetSub method
38*b1cdbd2cSJim Jagielski    *
39*b1cdbd2cSJim Jagielski    * @param
40*b1cdbd2cSJim Jagielski    * @return  new resource ID.
41*b1cdbd2cSJim Jagielski    */
GenerateNewResID()42*b1cdbd2cSJim Jagielski long ResIDGenerator::GenerateNewResID()
43*b1cdbd2cSJim Jagielski {
44*b1cdbd2cSJim Jagielski     if (max == LONG_MAX)
45*b1cdbd2cSJim Jagielski     {
46*b1cdbd2cSJim Jagielski         if (!subList.empty())
47*b1cdbd2cSJim Jagielski         {
48*b1cdbd2cSJim Jagielski             long nRes = *(subList.begin());
49*b1cdbd2cSJim Jagielski             subList.pop_front();
50*b1cdbd2cSJim Jagielski             return nRes;
51*b1cdbd2cSJim Jagielski         }
52*b1cdbd2cSJim Jagielski     }
53*b1cdbd2cSJim Jagielski     return -(++max);
54*b1cdbd2cSJim Jagielski }
55