1 /* 2 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 package org.graalvm.options; 26 27 /** 28 * Represents a set of option values based on an {@link OptionDescriptor}. 29 * 30 * @since 1.0 31 */ 32 public interface OptionValues { 33 34 /** 35 * Returns all available options. 36 * 37 * @since 1.0 38 */ 39 OptionDescriptors getDescriptors(); 40 41 /** 42 * Sets the value of {@code optionKey} to {@code value}. 43 * 44 * @since 1.0 45 */ 46 <T> void set(OptionKey<T> optionKey, T value); 47 48 /** 49 * Returns the value of a given option. Returns <code>null</code> if the option does not exist. 50 * 51 * @since 1.0 52 */ 53 <T> T get(OptionKey<T> optionKey); 54 55 }