00001 /* 00002 * Supplier.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_SUPPLIER_HPP 00017 #define COH_SUPPLIER_HPP 00018 00019 #include "coherence/lang.ns" 00020 00021 COH_OPEN_NAMESPACE2(coherence,util) 00022 00023 /** 00024 * A Supplier provides the ability to provide a value in a deferred 00025 * fashion. 00026 * 00027 * @author rl 2019.04.29 00028 * @since 12.2.1.4 00029 */ 00030 class COH_EXPORT Supplier 00031 : public interface_spec<Supplier> 00032 { 00033 // ----- Supplier interface --------------------------------------------- 00034 00035 public: 00036 /** 00037 * Return the value. 00038 * 00039 * @return the value 00040 */ 00041 virtual Object::Holder get() const = 0; 00042 00043 /** 00044 * Return the value. 00045 * 00046 * @return the value 00047 */ 00048 virtual Object::Holder get() = 0; 00049 }; 00050 00051 COH_CLOSE_NAMESPACE2 00052 00053 #endif // COH_SUPPLIER_HPP