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// 
// ========================================================================
// Copyright (c) 1995-2022 Mort Bay Consulting Pty Ltd and others.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
// 
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
// 
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
// 
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
// 
package org.eclipse.jetty.io;

import java.util.AbstractSet;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
import java.util.function.Predicate;
import org.eclipse.jetty.util.IncludeExcludeSet;

// @deprecated The Eclipse Jetty and Apache Felix Http Jetty packages are no longer supported.
@Deprecated(since = "2021-05-27")
public class IncludeExcludeConnectionStatistics extends ConnectionStatistics {

    private final IncludeExcludeSet, Connection> _set = new IncludeExcludeSet<>(ConnectionSet.class);

    public void include(String className) throws ClassNotFoundException {
        _set.include(connectionForName(className));
    }

    public void include(Class clazz) {
        _set.include(clazz);
    }

    public void exclude(String className) throws ClassNotFoundException {
        _set.exclude(connectionForName(className));
    }

    public void exclude(Class clazz) {
        _set.exclude(clazz);
    }

    private Class connectionForName(String className) throws ClassNotFoundException {
        Class aClass = Class.forName(className);
        if (!Connection.class.isAssignableFrom(aClass))
            throw new IllegalArgumentException("Class is not a Connection");
        @SuppressWarnings("unchecked")
        Class connectionClass = (Class) aClass;
        return connectionClass;
    }

    @Override
    public void onOpened(Connection connection) {
        if (_set.test(connection))
            super.onOpened(connection);
    }

    @Override
    public void onClosed(Connection connection) {
        if (_set.test(connection))
            super.onClosed(connection);
    }

    // @deprecated The Eclipse Jetty and Apache Felix Http Jetty packages are no longer supported.
    @Deprecated(since = "2021-05-27")
    public static class ConnectionSet extends AbstractSet> implements Predicate {

        private final Set> set = new HashSet<>();

        @Override
        public boolean add(Class aClass) {
            return set.add(aClass);
        }

        @Override
        public boolean remove(Object o) {
            return set.remove(o);
        }

        @Override
        public Iterator> iterator() {
            return set.iterator();
        }

        @Override
        public int size() {
            return set.size();
        }

        @Override
        public boolean test(Connection connection) {
            if (connection == null)
                return false;
            return set.stream().anyMatch(c -> c.isAssignableFrom(connection.getClass()));
        }
    }
}