/** * \cond LICENSE * Arara -- the cool TeX automation tool * Copyright (c) 2012, Paulo Roberto Massa Cereda * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * 3. Neither the name of the project's author nor the names of its * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY * WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * \endcond * * Arara: The main class. Basically, this class will get the file name from the * arguments list and call the proper methods from the other helper classes. */ // package definition package com.github.arara; // needed imports import com.github.arara.model.AraraDirective; import com.github.arara.utils.*; import java.io.File; import java.util.List; import org.slf4j.Logger; import org.slf4j.LoggerFactory; /** * The main arara class. The code logic is encapsulated in the helper class, so * if something goes wrong, the generic exception catch here will simply print * it. I tried to make the code as easier as possible. * * @author Paulo Roberto Massa Cereda * @version 3.0a * @since 1.0 */ public class Arara { // the logger final static Logger logger = LoggerFactory.getLogger(Arara.class); // the localization class final static AraraLocalization localization = AraraLocalization.getInstance(); /** * The main method. The idea is to provide to arara only the supported file * name and let it handle. The application will remove the file extension * (if any) and call the other helper classes. * * @param args The command line arguments. In fact, arara supports a lot of * flags, all listed in the CommandLineAnalyzer. */ public static void main(String[] args) { // the application status, zero for a normal execution, // or nonzero for an abnormal execution int exitStatus; // trying to have a normal execution try { // print the application header AraraUtils.printHeader(); // create a configuration instance and load // the proper settings, if any ConfigurationLoader configuration = new ConfigurationLoader(); configuration.load(); // create a new analyzer CommandLineAnalyzer commandLine = new CommandLineAnalyzer(args, configuration); // if the minimum parameters are not satisfied or it's a simple // help or version request if (!commandLine.parse()) { // simply return exitStatus = 0; // exit right now, good job System.exit(exitStatus); } // it's a normal workflow, let's define the main file File file; // create a new file reference file = new File(commandLine.getFile()); // welcome message logger.info(localization.getMessage("Log_WelcomeMessage")); // process file logger.info(localization.getMessage("Log_ProcessingFile", file.getName())); // file exists, let's proceed with the directive extractor DirectiveExtractor dirExtractor = new DirectiveExtractor(file, configuration); // extract all directives from the file dirExtractor.extract(); // get all directives found List directives = dirExtractor.getDirectives(); // set the overall result flag boolean overallResult = true; // check if any directive was found if (!directives.isEmpty()) { // now let's parse the directives DirectiveParser dirParser = new DirectiveParser(directives); // set the file dirParser.setFile(file); // parse the directives TaskDeployer taskDeployer = new TaskDeployer(dirParser.parse(), configuration); // deploy the tasks through a command trigger CommandTrigger commandTrigger = new CommandTrigger(taskDeployer.deploy()); // set verbose option, if enabled commandTrigger.setVerbose(commandLine.isVerbose()); // set an execution timeout, if set commandTrigger.setExecutionTimeout(commandLine.getExecutionTimeout()); // execute the tasks overallResult = commandTrigger.execute(); } else { // no directives found, add message to the log logger.info(localization.getMessage("Log_NoDirectivesFound", file.getName())); // print message System.out.println(AraraUtils.wrap(localization.getMessage("Msg_NoDirectivesFound", file.getName()))); } // final message logger.info(localization.getMessage("Log_Done")); // if everything was ok, that is, every command in the command list // returned with an exit status of zero if (overallResult) { // everything fine exitStatus = 0; } else { // something wrong happened, so let's consider the whole // execution as abnormal exitStatus = 1; } } catch (Exception exception) { // something bad happened, print the error message System.out.println(AraraUtils.wrap(exception.getMessage())); // catch error in the log logger.error(localization.getMessage("Log_ExceptionRaised")); logger.error(exception.getMessage()); // error, set status to an abnormal execution exitStatus = 1; } // send the exit code to the terminal, and we are done System.exit(exitStatus); } }