/*
* TeleStax, Open Source Cloud Communications Copyright 2012.
* and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.mobicents.ss7.management.console;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.ServiceLoader;
import org.jboss.jreadline.complete.CompleteOperation;
import org.jboss.jreadline.complete.Completion;
import org.jboss.jreadline.console.Config;
import org.jboss.jreadline.console.settings.Settings;
/**
*
*
* @author amit bhayani
*
*/
public class ConsoleImpl implements Console {
private final org.jboss.jreadline.console.Console console;
private final CommandContext cmdCtx;
private ServiceLoader<CommandHandler> commandHandlerLoader = ServiceLoader.load(CommandHandler.class);
protected static List<CommandHandler> commandHandlerList = new ArrayList<CommandHandler>();
private final CommandHistory history = new HistoryImpl();
/**
* @throws IOException
*
*/
public ConsoleImpl(CommandContext cmdCtx) throws IOException {
super();
this.console = new org.jboss.jreadline.console.Console();
this.cmdCtx = cmdCtx;
for (CommandHandler commandHandler : commandHandlerLoader) {
commandHandlerList.add(commandHandler);
List<CommandLineCompleter> commandLineCompleterList = commandHandler.getCommandLineCompleterList();
for (CommandLineCompleter commandLineCompleter : commandLineCompleterList) {
this.addCompleter(commandLineCompleter);
}
}
// Add Histor
HistoryHandler historyHandler = new HistoryHandler();
commandHandlerList.add(historyHandler);
for (CommandLineCompleter commandLineCompleter : historyHandler.getCommandLineCompleterList()) {
this.addCompleter(commandLineCompleter);
}
// Add SS7 Connect
ConnectHandler connectHandler = new ConnectHandler();
commandHandlerList.add(connectHandler);
for (CommandLineCompleter commandLineCompleter : connectHandler.getCommandLineCompleterList()) {
this.addCompleter(commandLineCompleter);
}
// Add SS7 DisConnect
DisconnectHandler disconnectHandler = new DisconnectHandler();
commandHandlerList.add(disconnectHandler);
for (CommandLineCompleter commandLineCompleter : disconnectHandler.getCommandLineCompleterList()) {
this.addCompleter(commandLineCompleter);
}
// Add Exit handler
ExitHandler exitHandler = new ExitHandler();
commandHandlerList.add(exitHandler);
for (CommandLineCompleter commandLineCompleter : exitHandler.getCommandLineCompleterList()) {
this.addCompleter(commandLineCompleter);
}
}
public void stop() {
try {
this.console.stop();
} catch (IOException e) {
e.printStackTrace();
}
}
/*
* (non-Javadoc)
*
* @see org.mobicents.ss7.management.console.Console#addCompleter(org.mobicents
* .ss7.management.console.CommandLineCompleter)
*/
@Override
public void addCompleter(final CommandLineCompleter completer) {
console.addCompletion(new Completion() {
@Override
public void complete(CompleteOperation co) {
int offset = completer.complete(cmdCtx, co.getBuffer(), co.getCursor(), co.getCompletionCandidates());
// TODO : Not sure as of now to set offset
// co.setOffset(offset);
}
});
}
/*
* (non-Javadoc)
*
* @see org.mobicents.ss7.management.console.Console#isUseHistory()
*/
@Override
public boolean isUseHistory() {
return !Settings.getInstance().isHistoryDisabled();
}
/*
* (non-Javadoc)
*
* @see org.mobicents.ss7.management.console.Console#setUseHistory(boolean)
*/
@Override
public void setUseHistory(boolean useHistory) {
Settings.getInstance().setHistoryDisabled(!useHistory);
}
/*
* (non-Javadoc)
*
* @see org.mobicents.ss7.management.console.Console#getHistory()
*/
@Override
public CommandHistory getHistory() {
return history;
}
/*
* (non-Javadoc)
*
* @see org.mobicents.ss7.management.console.Console#setHistoryFile(java.io.File)
*/
@Override
public void setHistoryFile(File f) {
Settings.getInstance().setHistoryFile(f);
}
/*
* (non-Javadoc)
*
* @see org.mobicents.ss7.management.console.Console#clearScreen()
*/
@Override
public void clearScreen() {
try {
console.clear();
} catch (IOException e) {
e.printStackTrace();
}
}
/*
* (non-Javadoc)
*
* @see org.mobicents.ss7.management.console.Console#printColumns(java.util. Collection)
*/
@Override
public void printColumns(Collection<String> list) {
String[] newList = new String[list.size()];
list.toArray(newList);
try {
console.pushToConsole(org.jboss.jreadline.util.Parser.formatCompletions(newList, console.getTerminalHeight(),
console.getTerminalWidth()));
} catch (IOException e) {
e.printStackTrace();
}
}
/*
* (non-Javadoc)
*
* @see org.mobicents.ss7.management.console.Console#print(java.lang.String)
*/
@Override
public void print(String line) {
try {
console.pushToConsole(line);
} catch (IOException e) {
e.printStackTrace();
}
}
/*
* (non-Javadoc)
*
* @see org.mobicents.ss7.management.console.Console#printNewLine()
*/
@Override
public void printNewLine() {
try {
console.pushToConsole(Config.getLineSeparator());
} catch (IOException e) {
e.printStackTrace();
}
}
/*
* (non-Javadoc)
*
* @see org.mobicents.ss7.management.console.Console#readLine(java.lang.String)
*/
@Override
public String readLine(String prompt) {
try {
return console.read(prompt);
} catch (IOException e) {
e.printStackTrace();
return null;
}
}
/*
* (non-Javadoc)
*
* @see org.mobicents.ss7.management.console.Console#readLine(java.lang.String, java.lang.Character)
*/
@Override
public String readLine(String prompt, Character mask) {
try {
return console.read(prompt, mask);
} catch (IOException e) {
e.printStackTrace();
return null;
}
}
class HistoryImpl implements CommandHistory {
@SuppressWarnings("unchecked")
@Override
public List<String> asList() {
return console.getHistory().getAll();
}
@Override
public boolean isUseHistory() {
return !Settings.getInstance().isHistoryDisabled();
}
@Override
public void setUseHistory(boolean useHistory) {
Settings.getInstance().setHistoryDisabled(!useHistory);
}
@Override
public void clear() {
console.getHistory().clear();
}
@Override
public void setMaxSize(int maxSize) {
Settings.getInstance().setHistorySize(maxSize);
}
@Override
public int getMaxSize() {
return Settings.getInstance().getHistorySize();
}
}
}