| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache 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.apache.org/licenses/LICENSE-2.0 |
| * |
| * 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. |
| */ |
| |
| // Class heaer file... |
| #include "XalanReferenceCountedObject.hpp" |
| |
| |
| |
| #include <cassert> |
| |
| #if !defined(NDEBUG) |
| #include <climits> |
| #endif |
| |
| |
| |
| namespace XALAN_CPP_NAMESPACE { |
| |
| |
| |
| XalanReferenceCountedObject::XalanReferenceCountedObject() : |
| m_referenceCount(0) |
| { |
| } |
| |
| |
| |
| XalanReferenceCountedObject::~XalanReferenceCountedObject() |
| { |
| assert(m_referenceCount == 0); |
| } |
| |
| |
| |
| void |
| XalanReferenceCountedObject::addReference(XalanReferenceCountedObject* theInstance) |
| { |
| if (theInstance != 0) |
| { |
| assert(theInstance->m_referenceCount < UINT_MAX); |
| |
| if (++theInstance->m_referenceCount == 1) |
| { |
| theInstance->referenced(); |
| } |
| } |
| } |
| |
| |
| |
| void |
| XalanReferenceCountedObject::removeReference(XalanReferenceCountedObject* theInstance) |
| { |
| if (theInstance != 0) |
| { |
| assert(theInstance->m_referenceCount > 0); |
| |
| if (--theInstance->m_referenceCount == 0) |
| { |
| theInstance->dereferenced(); |
| } |
| } |
| } |
| |
| |
| |
| } |