Java InputStream Copy copyByte(InputStream input, OutputStream output)

Description

Copies one byte from input to output.

License

Apache License

Parameter

Parameter	Description
input	- The stream to read from.
output	- The stream to write to.

Exception

Parameter	Description
IOException	on EOF or any read or write error.

Declaration

public static int copyByte(InputStream input, OutputStream output) throws IOException 

Method Source Code

//package com.java2s;
/*//  w  ww. jav  a2 s  . c o  m
 * Copyright 2011 Google Inc.
 *
 * 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.
 */

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

public class Main {
    /**
     * Copies one byte from input to output.
     * @param input - The stream to read from.
     * @param output - The stream to write to.
     * @throws IOException on EOF or any read or write error.
     */
    public static int copyByte(InputStream input, OutputStream output) throws IOException {
        int b = input.read();
        if (b < 0) {
            throw new IOException("Unexpected EOF.");
        }
        if (output != null) {
            output.write(b);
        }
        return b & 0xFF;
    }
}

Related

1. copyBytes(DataInput in, DataOutput out, int length, byte[] buf)
2. copyBytes(final byte[] bytes, final OutputStream outputStream)
3. copyBytes(final InputStream in, final OutputStream out, final int buffSize, final boolean close)
4. copyBytes(final InputStream is, final OutputStream os)