/home/leaf/crossfire/jxclient/trunk/gui/src/main/java/com/realtime/crossfire/jxclient/gui/textinput/GUICommandFactory.java

Go to the documentation of this file.

/*
 * This file is part of JXClient, the Fullscreen Java Crossfire Client.
 *
 * JXClient is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * JXClient 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with JXClient; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * Copyright (C) 2005-2008 Yann Chachkoff.
 * Copyright (C) 2006-2011 Andreas Kirschbaum.
 */

package com.realtime.crossfire.jxclient.gui.textinput;

import com.realtime.crossfire.jxclient.gui.commandlist.GUICommand;
import com.realtime.crossfire.jxclient.settings.Macros;
import com.realtime.crossfire.jxclient.util.StringUtils;
import java.util.regex.Pattern;
import org.jetbrains.annotations.NotNull;

public class GUICommandFactory {

    @NotNull
    private static final Pattern PATTERN_ENCODE = Pattern.compile(".*[- \t]$");

    @NotNull
    private static final String TRAILING_ESCAPE = "-";

    @NotNull
    private final CommandCallback commandCallback;

    @NotNull
    private final CommandExecutor commandExecutor;

    @NotNull
    private final Macros macros;

    public GUICommandFactory(@NotNull final CommandCallback commandCallback, @NotNull final CommandExecutor commandExecutor, @NotNull final Macros macros) {
        this.commandCallback = commandCallback;
        this.commandExecutor = commandExecutor;
        this.macros = macros;
    }

    public GUICommand createCommandDecode(@NotNull final String encodedCommandString) {
        return createCommand(decode(encodedCommandString));
    }

    @NotNull
    public GUICommand createCommand(@NotNull final String commandString) {
        if (commandString.equals("-e")) {
            return new ActivateCommandInputCommand("", commandCallback, macros);
        } else if (commandString.startsWith("-e ")) {
            return new ActivateCommandInputCommand(StringUtils.trimLeading(commandString.substring(3)), commandCallback, macros);
        } else {
            return new ExecuteCommandCommand(commandExecutor, commandString, macros);
        }
    }

    @NotNull
    public static String encode(@NotNull final String command) {
        return PATTERN_ENCODE.matcher(command).matches() ? command+TRAILING_ESCAPE : command;
    }

    @NotNull
    private static String decode(@NotNull final String command) {
        return command.endsWith(TRAILING_ESCAPE) ? command.substring(0, command.length()-TRAILING_ESCAPE.length()) : command;
    }

}

---