org.gradle.api.internal.collections.CollectionEventRegister Maven / Gradle / Ivy

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Gradle 6.5 API redistribution.

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/*
 * Copyright 2011 the original author or authors.
 *
 * 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 org.gradle.api.internal.collections;

import org.gradle.api.Action;
import org.gradle.api.internal.CollectionCallbackActionDecorator;
import org.gradle.internal.ImmutableActionSet;

import javax.annotation.Nullable;

public interface CollectionEventRegister {
    boolean isSubscribed(@Nullable Class type);

    /**
     * Returns a snapshot of the current set of actions to run when an element is added.
     */
    ImmutableActionSet getAddActions();

    void fireObjectAdded(T element);

    void fireObjectRemoved(T element);

    Action registerEagerAddAction(Class type, Action addAction);

    Action registerLazyAddAction(Action addAction);

    void registerRemoveAction(Class type, Action removeAction);

     CollectionEventRegister filtered(CollectionFilter filter);

    // TODO: Migrate this away from here
    CollectionCallbackActionDecorator getDecorator();
}