commons-net-1.4.1.jar is the JAR file for Apache Commons Net 1.4.1, which implements the client side of many basic Internet protocols.

commons-net-1.4.1.jar is distributed as part of the commons-net-1.4.1.zip download file.

JAR File Size and Download Location:

JAR name: commons-net.jar, commons-net-1.4.1.jar
Target JDK version: 1.4
Dependency: None
File name: commons-net-1.4.1.jar
File size: 180792 bytes
Date modified: 03-Dec-2005
Download: Apache Commons Net

⏎ org/apache/commons/net/io/ToNetASCIIOutputStream.java

/*
 * Copyright 2001-2005 The Apache Software Foundation
 *
 * 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 org.apache.commons.net.io;

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

/***
 * This class wraps an output stream, replacing all singly occurring
 * <LF> (linefeed) characters with <CR><LF> (carriage return
 * followed by linefeed), which is the NETASCII standard for representing
 * a newline.
 * You would use this class to implement ASCII file transfers requiring
 * conversion to NETASCII.
 * <p>
 * <p>
 * @author Daniel F. Savarese
 ***/

public final class ToNetASCIIOutputStream extends FilterOutputStream
{
    private boolean __lastWasCR;

    /***
     * Creates a ToNetASCIIOutputStream instance that wraps an existing
     * OutputStream.
     * <p>
     * @param output  The OutputStream to wrap.
     ***/
    public ToNetASCIIOutputStream(OutputStream output)
    {
        super(output);
        __lastWasCR = false;
    }


    /***
     * Writes a byte to the stream.    Note that a call to this method
     * may result in multiple writes to the underlying input stream in order
     * to convert naked newlines to NETASCII line separators.
     * This is transparent to the programmer and is only mentioned for
     * completeness.
     * <p>
     * @param ch The byte to write.
     * @exception IOException If an error occurs while writing to the underlying
     *            stream.
     ***/
    public synchronized void write(int ch)
    throws IOException
    {
        switch (ch)
        {
        case '\r':
            __lastWasCR = true;
            out.write('\r');
            return ;
        case '\n':
            if (!__lastWasCR)
                out.write('\r');
            // Fall through
        default:
            __lastWasCR = false;
            out.write(ch);
            return ;
        }
    }


    /***
     * Writes a byte array to the stream.
     * <p>
     * @param buffer  The byte array to write.
     * @exception IOException If an error occurs while writing to the underlying
     *            stream.
     ***/
    public synchronized void write(byte buffer[])
    throws IOException
    {
        write(buffer, 0, buffer.length);
    }


    /***
     * Writes a number of bytes from a byte array to the stream starting from
     * a given offset.
     * <p>
     * @param buffer  The byte array to write.
     * @param offset  The offset into the array at which to start copying data.
     * @param length  The number of bytes to write.
     * @exception IOException If an error occurs while writing to the underlying
     *            stream.
     ***/
    public synchronized void write(byte buffer[], int offset, int length)
    throws IOException
    {
        while (length-- > 0)
            write(buffer[offset++]);
    }

}

⏎ org/apache/commons/net/io/ToNetASCIIOutputStream.java

Or download all of them as a single archive file:

File name: commons-net-1.4.1-src.zip
File size: 324370 bytes
Release date: 2013-03-03
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