PromiseOrigin.java

/**
 * Copyright 2015-2021 Valery Silaev (http://vsilaev.com)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package net.tascalate.concurrent;

import java.util.EnumSet;
import java.util.Set;

import static java.util.Collections.unmodifiableSet;

public enum PromiseOrigin {
    THIS, PARAM;
    
    public static final Set<PromiseOrigin> ALL        = unmodifiableSet(EnumSet.of(THIS, PARAM));
    public static final Set<PromiseOrigin> NONE       = unmodifiableSet(EnumSet.noneOf(PromiseOrigin.class));
    public static final Set<PromiseOrigin> THIS_ONLY  = unmodifiableSet(EnumSet.of(THIS));
    public static final Set<PromiseOrigin> PARAM_ONLY = unmodifiableSet(EnumSet.of(PARAM));
}