/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you 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.apache.sshd.common.io;

import java.util.Map;

import org.apache.sshd.common.Closeable;

/**
 * @author <a href="mailto:dev@mina.apache.org">Apache MINA SSHD Project</a>
 */
public interface IoService extends Closeable {
    /**
     * Socket reuse address.
     * See {@link java.net.StandardSocketOptions#SO_REUSEADDR}
     */
    boolean DEFAULT_REUSE_ADDRESS = true;

    /**
     * Returns the map of all sessions which are currently managed by this
     * service.  The key of map is the {@link IoSession#getId() ID} of the
     * session.
     *
     * @return the sessions. An empty collection if there's no session.
     */
    Map<Long, IoSession> getManagedSessions();

}
