package com.planet_ink.coffee_mud.core.intermud.cm1; import com.planet_ink.coffee_mud.core.interfaces.*; import com.planet_ink.coffee_mud.core.threads.CMThreadFactory; import com.planet_ink.coffee_mud.core.threads.CMThreadPoolExecutor; import com.planet_ink.coffee_mud.core.*; import com.planet_ink.coffee_mud.core.collections.*; import com.planet_ink.coffee_mud.Abilities.interfaces.*; import com.planet_ink.coffee_mud.Areas.interfaces.*; import com.planet_ink.coffee_mud.Behaviors.interfaces.*; import com.planet_ink.coffee_mud.CharClasses.interfaces.*; import com.planet_ink.coffee_mud.Commands.interfaces.*; import com.planet_ink.coffee_mud.Common.interfaces.*; import com.planet_ink.coffee_mud.Exits.interfaces.*; import com.planet_ink.coffee_mud.Items.interfaces.*; import com.planet_ink.coffee_mud.Libraries.interfaces.*; import com.planet_ink.coffee_mud.Locales.interfaces.*; import com.planet_ink.coffee_mud.MOBS.interfaces.*; import com.planet_ink.coffee_mud.Races.interfaces.*; import java.util.*; import java.util.concurrent.*; import java.net.*; import java.io.*; import java.nio.*; import java.nio.channels.*; /* Copyright 2010-2019 Bo Zimmerman 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. */ public class CM1Client { private final String host; private final int port; private Socket sock = null; private BufferedReader br = null; private BufferedWriter bw = null; public CM1Client(final String host, final int port) { this.host=host; this.port=port; } public final static int s_int(final String INT) { try { return Integer.parseInt(INT); } catch(final Exception e) { return 0; } } public synchronized List<String> transactMessages(final String command) { final LinkedList<String> list=new LinkedList<String>(); if(command.trim().length()==0) return list; try { if((command.indexOf('\n')<0)&&(command.indexOf('\r')<0)) bw.write(command+"\n"); else { bw.write("BLOCK\n"); final String s=br.readLine(); if(!s.startsWith("[OK /BLOCK:")) return list; final String eob=s.substring(11,s.length()-1); bw.write(command+eob); } String s=br.readLine(); if(s==null) return list; if(s.startsWith("[OK ")) { s=s.substring(4,s.length()-1); if(s.startsWith("/MESSAGES:")) { final int num=s_int(s.substring(9)); for(int i=0;i<num;i++) list.add(br.readLine()); } else list.add(s); } else if(s.startsWith("[FAIL ")) list.add(s); else if(s.startsWith("[BLOCK ")) { final String eob=s.substring(7,s.length()-1); final StringBuilder str=new StringBuilder(""); while(!str.toString().endsWith(eob)) str.append((char)br.read()); list.add(str.toString().substring(0,str.length()-eob.length())); } } catch(final Exception e) { } return list; } public synchronized String transact(final String command) { final List<String> list=transactMessages(command); if(list.size()==0) return ""; return list.get(0); } public synchronized boolean connect() { try { sock=new Socket(host,port); br=new BufferedReader(new InputStreamReader(sock.getInputStream())); bw=new BufferedWriter(new OutputStreamWriter(sock.getOutputStream())); final long timeout=System.currentTimeMillis() + (3 * 1000); String s=br.readLine(); while((System.currentTimeMillis()<timeout) &&(!s.startsWith("CONNECTED TO"))) s=br.readLine(); if(System.currentTimeMillis()>timeout) return true; bw.close(); bw=null; br.close(); br=null; sock.close(); sock=null; return false; } catch(final Exception e) { return false; } } }