/*
 * Copyright 2010 dorkbox, llc
 *
 * 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 dorkbox.executor;

import java.io.IOException;
import java.io.OutputStream;

public
class TeeOutputStream extends OutputStream {
    private final OutputStream out;
    private final OutputStream tee;

    public
    TeeOutputStream(OutputStream out, OutputStream tee) {
        if (out == null) {
            throw new NullPointerException();
        }
        else if (tee == null) {
            throw new NullPointerException();
        }
        else {
            this.out = out;
            this.tee = tee;
        }
    }

    @Override
    public
    void write(int b) throws IOException {
        this.out.write(b);
        this.tee.write(b);
    }

    @Override
    public
    void write(byte[] b) throws IOException {
        this.out.write(b);
        this.tee.write(b);
    }

    @Override
    public
    void write(byte[] b, int off, int len) throws IOException {
        this.out.write(b, off, len);
        this.tee.write(b, off, len);
    }

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

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