/*
* Created on 02-Nov-2007
* Copyright (C) 2007 by Andrea Vacondio.
*
* This library is provided under dual licenses.
* You may choose the terms of the Lesser General Public License version 2.1 or the General Public License version 2
* License at your discretion.
*
*
* This library 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;
* version 2.1 of the License.
*
* This library 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 library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*
*
* This program 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.
*
* This program 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 this program;
* if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package org.pdfsam.console.business;
import java.util.Observer;
import org.apache.log4j.Logger;
import org.pdfsam.console.business.dto.commands.AbstractParsedCommand;
import org.pdfsam.console.business.parser.CmdParseManager;
import org.pdfsam.console.business.pdf.CmdExecuteManager;
import org.pdfsam.console.exceptions.console.ConsoleException;
/**
* Facade for the console services
*
* @author Andrea Vacondio
*
*/
public class ConsoleServicesFacade {
private static final Logger LOG = Logger.getLogger(ConsoleServicesFacade.class.getPackage().getName());
public static final String VERSION = "2.4.0e";
public static final String CREATOR = "pdfsam-console (Ver. " + ConsoleServicesFacade.VERSION + ")";
private CmdParseManager cmdParserManager;
private CmdExecuteManager cmdExecuteManager;
public ConsoleServicesFacade() {
cmdParserManager = new CmdParseManager();
cmdExecuteManager = new CmdExecuteManager();
}
/**
* execute parsedCommand
*
* @param parsedCommand
* @throws ConsoleException.
*/
public synchronized void execute(AbstractParsedCommand parsedCommand) throws ConsoleException {
cmdExecuteManager.execute(parsedCommand);
}
/**
* parse and validate the input arguments
*
* @param inputArguments
* input string arguments
* @return the parsed command
* @throws Exception.
*/
public synchronized AbstractParsedCommand parseAndValidate(String[] inputArguments) throws Exception {
try {
AbstractParsedCommand retVal = null;
if (cmdParserManager.parse(inputArguments)) {
retVal = cmdParserManager.validate();
} else {
LOG.error("Parse failed.");
}
return retVal;
} catch (ConsoleException ce) {
throw new Exception(ce);
}
}
/**
* Adds an observer that observe the execution. No duplicate allowed.
*
* @param observer
* @throws NullPointerException
* if the observer is null
*/
public synchronized void addExecutionObserver(Observer observer) throws NullPointerException {
cmdExecuteManager.addObserver(observer);
}
/**
* @return the License String
*/
public static String getLicense() {
StringBuffer sb = new StringBuffer();
sb.append(ConsoleServicesFacade.CREATOR + " Copyright (C) 2007 Andrea Vacondio\n");
sb.append("This library is provided under dual license.\n");
sb
.append("You may choose the terms of the Lesser General Public License version 2.1 or the General Public License version 2\n");
sb.append("License at your discretion.\n\n");
sb.append("This library is free software; you can redistribute it and/or\n");
sb.append("modify it under the terms of the GNU Lesser General Public\n");
sb.append("License as published by the Free Software Foundation;\n");
sb.append("version 2.1 of the License.\n\n");
sb.append("This library is distributed in the hope that it will be useful,\n");
sb.append("but WITHOUT ANY WARRANTY; without even the implied warranty of\n");
sb.append("MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\n");
sb.append("Lesser General Public License for more details.\n\n");
sb.append("You should have received a copy of the GNU Lesser General Public\n");
sb.append("License along with this library; if not, write to the Free Software\n");
sb.append("Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA\n\n\n");
sb.append("This program is free software: you can redistribute it and/or modify\n");
sb.append("it under the terms of the GNU General Public License as published by\n");
sb.append("the Free Software Foundation,version 2 of the License\n\n");
sb.append("This program is distributed in the hope that it will be useful,\n");
sb.append("but WITHOUT ANY WARRANTY; without even the implied warranty of\n");
sb.append("MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n");
sb.append("GNU General Public License for more details.\n\n");
sb.append("You should have received a copy of the GNU General Public License\n");
sb.append("along with this program. If not, see <http://www.gnu.org/licenses/>..\n");
sb.append("This is free software, and you are welcome to redistribute it\n");
sb.append("under certain conditions;\n");
return sb.toString();
}
}