yegor256/takes

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src/main/java/org/takes/servlet/ServletOutputStreamTo.java

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/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2014-2024 Yegor Bugayenko
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package org.takes.servlet;

import java.io.IOException;
import java.io.OutputStream;
import javax.servlet.ServletOutputStream;
import javax.servlet.WriteListener;

/**
 * ServletOutputStreamTo.
 *
 * @since 1.14
 */
public final class ServletOutputStreamTo extends ServletOutputStream {
    /**
     * Target.
     */
    private final OutputStream target;

    /**
     * Ctor.
     * @param output The encapsulated OutputStream
     */
    public ServletOutputStreamTo(final OutputStream output) {
        super();
        this.target = output;
    }

    @Override
    public boolean isReady() {
        return true;
    }

    @Override
    public void setWriteListener(final WriteListener listener) {
        throw new UnsupportedOperationException("#setWriteListener()");
    }

    @Override
    public void write(final int data) throws IOException {
        this.target.write(data);
    }

    @Override
    public void flush() throws IOException {
        this.target.flush();
    }

    @Override
    public void close() throws IOException {
        this.target.close();
    }
}