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/*
 * Copyright 2010 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.plugins;

import groovy.lang.Closure;
import org.gradle.api.Action;
import org.gradle.api.Plugin;
import org.gradle.api.internal.CollectionCallbackActionDecorator;
import org.gradle.api.internal.DefaultDomainObjectSet;
import org.gradle.api.internal.collections.CollectionFilter;
import org.gradle.api.plugins.PluginCollection;
import org.gradle.api.specs.Spec;
import org.gradle.api.specs.Specs;

import java.util.Collection;

@SuppressWarnings("deprecation") // Something is weird with the hierarchy of 'add(T)', the implementation inherited from DefaultDomainObjectSet is used internally in DefaultPluginContainer.pluginAdded() but at the same time PluginCollection.add(T) is deprecated
class DefaultPluginCollection extends DefaultDomainObjectSet implements PluginCollection {
    DefaultPluginCollection(Class type, CollectionCallbackActionDecorator decorator) {
        super(type, decorator);
    }

    private DefaultPluginCollection(DefaultPluginCollection collection, CollectionFilter filter) {
        super(collection, filter);
    }

    @Override
    protected  DefaultPluginCollection filtered(CollectionFilter filter) {
        return new DefaultPluginCollection(this, filter);
    }

    @Override
    public boolean addAll(Collection c) {
        throw new UnsupportedOperationException();
    }

    @Override
    public boolean remove(Object o) {
        throw new UnsupportedOperationException();
    }

    @Override
    public boolean removeAll(Collection c) {
        throw new UnsupportedOperationException();
    }

    @Override
    public void clear() {
        throw new UnsupportedOperationException();
    }

    @Override
    public  PluginCollection withType(Class type) {
        return filtered(createFilter(type));
    }

    @Override
    public PluginCollection matching(Spec spec) {
        return filtered(createFilter(spec));
    }

    @Override
    public PluginCollection matching(Closure spec) {
        return matching(Specs.convertClosureToSpec(spec));
    }

    @Override
    public Action whenPluginAdded(Action action) {
        return whenObjectAdded(action);
    }

    @Override
    public void whenPluginAdded(Closure closure) {
        whenObjectAdded(closure);
    }

}