org.graalvm.nativeimage.impl.ConfigurationCondition Maven / Gradle / Ivy

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/*
 * Copyright (c) 2021, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * The Universal Permissive License (UPL), Version 1.0
 *
 * Subject to the condition set forth below, permission is hereby granted to any
 * person obtaining a copy of this software, associated documentation and/or
 * data (collectively the "Software"), free of charge and under any and all
 * copyright rights in the Software, and any and all patent rights owned or
 * freely licensable by each licensor hereunder covering either (i) the
 * unmodified Software as contributed to or provided by such licensor, or (ii)
 * the Larger Works (as defined below), to deal in both
 *
 * (a) the Software, and
 *
 * (b) any piece of software and/or hardware listed in the lrgrwrks.txt file if
 * one is included with the Software each a "Larger Work" to which the Software
 * is contributed by such licensors),
 *
 * without restriction, including without limitation the rights to copy, create
 * derivative works of, display, perform, and distribute the Software and make,
 * use, sell, offer for sale, import, export, have made, and have sold the
 * Software and the Larger Work(s), and to sublicense the foregoing rights on
 * either these or other terms.
 *
 * This license is subject to the following condition:
 *
 * The above copyright notice and either this complete permission notice or at a
 * minimum a reference to the UPL must be included in all copies or substantial
 * portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package org.graalvm.nativeimage.impl;

import java.util.Objects;

public final class ConfigurationCondition implements Comparable {
    private final String typeName;
    private static final ConfigurationCondition OBJECT_REACHABLE = new ConfigurationCondition(Object.class.getTypeName());

    public static ConfigurationCondition alwaysTrue() {
        return OBJECT_REACHABLE;
    }

    public static ConfigurationCondition create(String typeReachability) {
        Objects.requireNonNull(typeReachability);
        if (OBJECT_REACHABLE.typeName.equals(typeReachability)) {
            return OBJECT_REACHABLE;
        }
        return new ConfigurationCondition(typeReachability);
    }

    private ConfigurationCondition(String typeName) {
        this.typeName = typeName;
    }

    public String getTypeName() {
        return typeName;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }
        ConfigurationCondition condition = (ConfigurationCondition) o;
        return Objects.equals(typeName, condition.typeName);
    }

    @Override
    public int hashCode() {
        return Objects.hash(typeName);
    }

    @Override
    public int compareTo(ConfigurationCondition o) {
        return this.typeName.compareTo(o.typeName);
    }

    @Override
    public String toString() {
        return "[typeReachable: \"" + typeName + "\"" + "]";
    }
}