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https://github.com/zaaarf/lillero-mapping-writer.git
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fix: don't bother with error catching
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5bd9f685b1
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1 changed files with 48 additions and 51 deletions
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@ -21,60 +21,57 @@ public class MappingWriter {
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/**
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* The main function, must be passed exactly two arguments
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* @param args the command line arguments
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* @throws IOException if something goes wrong
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* @throws IOException if something goes wrong while writing the file
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* @throws ParseException if something goes wrong while parsin arguments
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*/
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public static void main(String[] args) throws IOException, ParseException {
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try {
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Options options = new Options()
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.addOption("r", "reverse", false, "Writes down inverted mappings");
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DefaultParser parser = new DefaultParser();
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CommandLine cmdLine = parser.parse(options, args);
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args = cmdLine.getArgs();
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Options options = new Options()
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.addOption("r", "reverse", false, "Writes down inverted mappings");
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DefaultParser parser = new DefaultParser();
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CommandLine cmdLine = parser.parse(options, args);
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args = cmdLine.getArgs();
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if(args.length != 3) {
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System.err.println("Bad argument count!");
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System.err.println("java -jar mapping-writer.jar [-r] <location> <format> <output>");
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return;
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}
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//load the mapper
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List<String> lines = MapperProvider.fetchFromLocalOrRemote(args[0]);
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IMapper mapper = MapperProvider.getMapper(lines);
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mapper.populate(lines, false);
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if(cmdLine.hasOption("reverse"))
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mapper = mapper.getInverted();
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//load the writers
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Map<String, IWriter> writerMap = new HashMap<>();
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for(IWriter w : ServiceLoader.load(IWriter.class))
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writerMap.put(w.uniqueId(), w);
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//get the one we need
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IWriter writer = writerMap.get(args[1]);
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if(writer == null) {
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System.err.printf("%s was not recognised as a valid format!", args[1]);
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return;
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}
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//now for the file
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File targetFile = new File(args[2]);
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if(!targetFile.createNewFile()) {
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System.out.println("File already exists!");
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return;
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}
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if(!targetFile.canWrite()) {
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System.out.println("Failed to write to file: access denied.");
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return;
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}
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//call the writer
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PrintWriter printWriter = new PrintWriter(new FileWriter(targetFile));
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writer.write(mapper, printWriter);
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printWriter.close();
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} catch(ParseException ex) {
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ex.printStackTrace();
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if(args.length != 3) {
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System.err.println("Bad argument count!");
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System.err.println("java -jar mapping-writer.jar [-r] <location> <format> <output>");
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return;
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}
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//load the mapper
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List<String> lines = MapperProvider.fetchFromLocalOrRemote(args[0]);
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IMapper mapper = MapperProvider.getMapper(lines);
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mapper.populate(lines, false);
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if(cmdLine.hasOption("reverse"))
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mapper = mapper.getInverted();
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//load the writers
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Map<String, IWriter> writerMap = new HashMap<>();
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for(IWriter w : ServiceLoader.load(IWriter.class))
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writerMap.put(w.uniqueId(), w);
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//get the one we need
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IWriter writer = writerMap.get(args[1]);
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if(writer == null) {
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System.err.printf("%s was not recognised as a valid format!", args[1]);
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return;
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}
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//now for the file
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File targetFile = new File(args[2]);
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if(!targetFile.createNewFile()) {
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System.out.println("File already exists!");
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return;
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}
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if(!targetFile.canWrite()) {
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System.out.println("Failed to write to file: access denied.");
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return;
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}
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//call the writer
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PrintWriter printWriter = new PrintWriter(new FileWriter(targetFile));
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writer.write(mapper, printWriter);
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printWriter.close();
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}
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}
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