| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.echo; |
| |
| import java.io.InputStream; |
| |
| import org.apache.commons.net.discard.DiscardTCPClient; |
| |
| /*** |
| * The EchoTCPClient class is a TCP implementation of a client for the |
| * Echo protocol described in RFC 862. To use the class, merely |
| * establish a connection with |
| * {@link org.apache.commons.net.SocketClient#connect connect } |
| * and call {@link DiscardTCPClient#getOutputStream getOutputStream() } to |
| * retrieve the echo output stream and |
| * {@link #getInputStream getInputStream() } |
| * to get the echo input stream. |
| * Don't close either stream when you're done using them. Rather, call |
| * {@link org.apache.commons.net.SocketClient#disconnect disconnect } |
| * to clean up properly. |
| * <p> |
| * <p> |
| * @author Daniel F. Savarese |
| * @see EchoUDPClient |
| * @see DiscardTCPClient |
| ***/ |
| |
| public final class EchoTCPClient extends DiscardTCPClient |
| { |
| /*** The default echo port. It is set to 7 according to RFC 862. ***/ |
| public static final int DEFAULT_PORT = 7; |
| |
| /*** |
| * The default EchoTCPClient constructor. It merely sets the default |
| * port to <code> DEFAULT_PORT </code>. |
| ***/ |
| public EchoTCPClient () |
| { |
| setDefaultPort(DEFAULT_PORT); |
| } |
| |
| /*** |
| * Returns an InputStream from which you may read echoed data from |
| * the server. You should NOT close the InputStream when you're finished |
| * reading from it. Rather, you should call |
| * {@link org.apache.commons.net.SocketClient#disconnect disconnect } |
| * to clean up properly. |
| * <p> |
| * @return An InputStream from which you can read echoed data from the |
| * server. |
| ***/ |
| public InputStream getInputStream() |
| { |
| return _input_; |
| } |
| |
| } |