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swak component of trueLicense core

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/*
 * Copyright © 2017 Schlichtherle IT Services
 *
 * 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
 *
 *     https://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 com.swak.license.api.io;

import java.io.InputStream;
import java.io.OutputStream;

/**
 * @author Christian Schlichtherle
 */
final class Internal {

    private Internal() {
    }

    static Filter compose(Filter first, Filter second) {
        return new Filter() {

            @Override
            public Socket output(Socket output) {
                return first.output(second.output(output));
            }

            @Override
            public Socket input(Socket input) {
                return first.input(second.input(input));
            }
        };
    }

    static ConnectedCodec connect(Codec c, Store s) {
        return new ConnectedCodec() {

            @Override
            public Codec codec() {
                return c;
            }

            @Override
            public Store store() {
                return s;
            }
        };
    }
}