70 lines
2.5 KiB
Java
70 lines
2.5 KiB
Java
/* -*-mode:java; c-basic-offset:2; indent-tabs-mode:nil -*- */
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/*
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Copyright (c) 2002-2015 ymnk, JCraft,Inc. All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the distribution.
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3. The names of the authors may not be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JCRAFT,
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INC. OR ANY CONTRIBUTORS TO THIS SOFTWARE BE LIABLE FOR ANY DIRECT, INDIRECT,
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INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package com.jcraft.jsch;
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abstract class Request{
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private boolean reply=false;
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private Session session=null;
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private Channel channel=null;
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void request(Session session, Channel channel) throws Exception{
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this.session=session;
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this.channel=channel;
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if(channel.connectTimeout>0){
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setReply(true);
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}
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}
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boolean waitForReply(){ return reply; }
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void setReply(boolean reply){ this.reply=reply; }
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void write(Packet packet) throws Exception{
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if(reply){
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channel.reply=-1;
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}
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session.write(packet);
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if(reply){
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long start=System.currentTimeMillis();
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long timeout=channel.connectTimeout;
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while(channel.isConnected() && channel.reply==-1){
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try{Thread.sleep(10);}
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catch(Exception ee){
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}
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if(timeout>0L &&
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(System.currentTimeMillis()-start)>timeout){
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channel.reply=0;
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throw new JSchException("channel request: timeout");
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}
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}
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if(channel.reply==0){
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throw new JSchException("failed to send channel request");
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}
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}
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}
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}
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