--- old/src/jdk.internal.vm.compiler/share/classes/org.graalvm.options/src/org/graalvm/options/OptionKey.java 2018-01-26 13:00:26.000000000 -0800 +++ /dev/null 2018-01-26 13:00:26.000000000 -0800 @@ -1,103 +0,0 @@ -/* - * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved. - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * This code is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 only, as - * published by the Free Software Foundation. Oracle designates this - * particular file as subject to the "Classpath" exception as provided - * by Oracle in the LICENSE file that accompanied this code. - * - * This code is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * version 2 for more details (a copy is included in the LICENSE file that - * accompanied this code). - * - * You should have received a copy of the GNU General Public License version - * 2 along with this work; if not, write to the Free Software Foundation, - * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. - * - * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA - * or visit www.oracle.com if you need additional information or have any - * questions. - */ -package org.graalvm.options; - -import java.util.Objects; - -/** - * Represents the option key for an option specification. - * - * @since 1.0 - */ -public final class OptionKey { - - private final OptionType type; - private final T defaultValue; - - /** - * Constructs a new option key given a default value. Throws {@link IllegalArgumentException} if - * no default {@link OptionType} could be {@link OptionType#defaultType(Object) resolved} for - * the given type. The default value must not be null. - * - * @since 1.0 - */ - public OptionKey(T defaultValue) { - Objects.requireNonNull(defaultValue); - this.defaultValue = defaultValue; - this.type = OptionType.defaultType(defaultValue); - if (type == null) { - throw new IllegalArgumentException("No default type specified for type " + defaultValue.getClass().getName() + ". Specify the option type explicitly to resolve this."); - } - } - - /** - * Constructs a new option key given a default value and option key. - * - * @since 1.0 - */ - public OptionKey(T defaultValue, OptionType type) { - Objects.requireNonNull(type); - this.defaultValue = defaultValue; - this.type = type; - } - - /** - * Returns the option type of this key. - * - * @since 1.0 - */ - public OptionType getType() { - return type; - } - - /** - * Returns the default value for this option. - * - * @since 1.0 - */ - public T getDefaultValue() { - return defaultValue; - } - - /** - * Returns the value of this key given the {@link OptionValues values}. - * - * @since 1.0 - */ - public T getValue(OptionValues values) { - return values.get(this); - } - - /** - * Returns true if a value for this key has been set for the given option values or - * false if no value has been set. - * - * @since 1.0 - */ - public boolean hasBeenSet(OptionValues values) { - return values.hasBeenSet(this); - } - -}