00001 /* 00002 * Converter.hpp 00003 * 00004 * Copyright (c) 2000, 2020, Oracle and/or its affiliates. All rights reserved. 00005 * 00006 * Oracle is a registered trademarks of Oracle Corporation and/or its 00007 * affiliates. 00008 * 00009 * This software is the confidential and proprietary information of Oracle 00010 * Corporation. You shall not disclose such confidential and proprietary 00011 * information and shall use it only in accordance with the terms of the 00012 * license agreement you entered into with Oracle. 00013 * 00014 * This notice may not be removed or altered. 00015 */ 00016 #ifndef COH_CONVERTER_HPP 00017 #define COH_CONVERTER_HPP 00018 00019 #include "coherence/lang.ns" 00020 00021 COH_OPEN_NAMESPACE2(coherence,util) 00022 00023 00024 /** 00025 * Interface for conversion from one {@link coherence::lang::Object 00026 * Object} type to another one. 00027 * 00028 * @author mf 2007.07.05 00029 */ 00030 class COH_EXPORT Converter 00031 : public interface_spec<Converter> 00032 { 00033 // ----- Converter interface -------------------------------------------- 00034 00035 public: 00036 /** 00037 * Convert an {@link coherence::lang::Object Object} referenced 00038 * by the supplied holder. 00039 * 00040 * @param oh the holder to the Object to convert 00041 * 00042 * @return the holder to the converted Object 00043 */ 00044 virtual Object::Holder convert(Object::Holder oh) const = 0; 00045 00046 00047 // ----- static methods ------------------------------------------------- 00048 00049 public: 00050 /** 00051 * Convert the {@link coherence::lang::Object Object} referenced 00052 * by the supplied Object::Holder using the supplied Converter. 00053 * 00054 * @param vConvert a handle to the Converter to use 00055 * @param oh a holder to the Object to convert 00056 * 00057 * @return a holder of the converted Object, or the unconverted Object 00058 * if the Converter is NULL 00059 */ 00060 static Object::Holder convert(Converter::View vConvert, Object::Holder oh); 00061 00062 /** 00063 * Convert the {@link coherence::lang::Object Object} referenced 00064 * by the supplied handle using the supplied Converter. 00065 * 00066 * @param vConvert a handle to the Converter to use 00067 * @param h a handle to the Object to convert 00068 * 00069 * @return a handle of the converted Object, or the unconverted Object 00070 * if the Converter is NULL 00071 */ 00072 static Object::Handle convertHandle(Converter::View vConvert, Object::Handle h); 00073 }; 00074 00075 COH_CLOSE_NAMESPACE2 00076 00077 #endif // COH_CONVERTER_HPP