commit 88dc5c600ebbf44963fc6687b0791deedc7437d4 Author: ZueffC Date: Sun Apr 6 16:52:36 2025 +0300 Before the dawn diff --git a/.gitattributes b/.gitattributes new file mode 100644 index 0000000..f91f646 --- /dev/null +++ b/.gitattributes @@ -0,0 +1,12 @@ +# +# https://help.github.com/articles/dealing-with-line-endings/ +# +# Linux start script should use lf +/gradlew text eol=lf + +# These are Windows script files and should use crlf +*.bat text eol=crlf + +# Binary files should be left untouched +*.jar binary + diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..985a4bc --- /dev/null +++ b/.gitignore @@ -0,0 +1,8 @@ +# Ignore Gradle project-specific cache directory +.gradle + +# Ignore Gradle build output directory +build + +app/bin +app/build diff --git a/.project b/.project new file mode 100644 index 0000000..82c0761 --- /dev/null +++ b/.project @@ -0,0 +1,28 @@ + + + lab5-test + Project lab5-test created by Buildship. + + + + + org.eclipse.buildship.core.gradleprojectbuilder + + + + + + org.eclipse.buildship.core.gradleprojectnature + + + + 1743511323199 + + 30 + + org.eclipse.core.resources.regexFilterMatcher + node_modules|\.git|__CREATED_BY_JAVA_LANGUAGE_SERVER__ + + + + diff --git a/.settings/org.eclipse.buildship.core.prefs b/.settings/org.eclipse.buildship.core.prefs new file mode 100644 index 0000000..69184a5 --- /dev/null +++ b/.settings/org.eclipse.buildship.core.prefs @@ -0,0 +1,2 @@ +connection.project.dir=app +eclipse.preferences.version=1 diff --git a/app/.classpath b/app/.classpath new file mode 100644 index 0000000..be88c88 --- /dev/null +++ b/app/.classpath @@ -0,0 +1,18 @@ + + + + + + + + + + + + + + + + + + diff --git a/app/.project b/app/.project new file mode 100644 index 0000000..55164ea --- /dev/null +++ b/app/.project @@ -0,0 +1,34 @@ + + + app + Project app created by Buildship. + + + + + org.eclipse.jdt.core.javabuilder + + + + + org.eclipse.buildship.core.gradleprojectbuilder + + + + + + org.eclipse.jdt.core.javanature + org.eclipse.buildship.core.gradleprojectnature + + + + 1743511323190 + + 30 + + org.eclipse.core.resources.regexFilterMatcher + node_modules|\.git|__CREATED_BY_JAVA_LANGUAGE_SERVER__ + + + + diff --git a/app/.settings/org.eclipse.buildship.core.prefs b/app/.settings/org.eclipse.buildship.core.prefs new file mode 100644 index 0000000..0af630e --- /dev/null +++ b/app/.settings/org.eclipse.buildship.core.prefs @@ -0,0 +1,13 @@ +arguments=--init-script /home/oxff/.cache/jdtls/config/org.eclipse.osgi/58/0/.cp/gradle/init/init.gradle +auto.sync=false +build.scans.enabled=false +connection.gradle.distribution=GRADLE_DISTRIBUTION(LOCAL_INSTALLATION(/usr/share/java/gradle)) +connection.project.dir= +eclipse.preferences.version=1 +gradle.user.home= +java.home=/usr/lib/jvm/java-21-openjdk +jvm.arguments= +offline.mode=false +override.workspace.settings=true +show.console.view=true +show.executions.view=true diff --git a/app/.settings/org.eclipse.jdt.core.prefs b/app/.settings/org.eclipse.jdt.core.prefs new file mode 100644 index 0000000..e9186c3 --- /dev/null +++ b/app/.settings/org.eclipse.jdt.core.prefs @@ -0,0 +1,4 @@ +eclipse.preferences.version=1 +org.eclipse.jdt.core.compiler.codegen.targetPlatform=21 +org.eclipse.jdt.core.compiler.compliance=21 +org.eclipse.jdt.core.compiler.source=21 diff --git a/app/build.gradle b/app/build.gradle new file mode 100644 index 0000000..702e7c5 --- /dev/null +++ b/app/build.gradle @@ -0,0 +1,46 @@ +/* + * This file was generated by the Gradle 'init' task. + * + * This generated file contains a sample Java application project to get you started. + * For more details on building Java & JVM projects, please refer to https://docs.gradle.org/8.13/userguide/building_java_projects.html in the Gradle documentation. + * This project uses @Incubating APIs which are subject to change. + */ + +plugins { + // Apply the application plugin to add support for building a CLI application in Java. + id 'application' +} + +repositories { + // Use Maven Central for resolving dependencies. + mavenCentral() +} + +dependencies { + // This dependency is used by the application. + implementation libs.guava +} + +testing { + suites { + // Configure the built-in test suite + } +} + +// Apply a specific Java toolchain to ease working on different environments. +java { + toolchain { + languageVersion = JavaLanguageVersion.of(21) + } +} + +application { + // Define the main class for the application. + mainClass = 'itmo.lab5.App' +} + +jar { + manifest { + attributes 'Main-Class': application.mainClass + } +} diff --git a/app/src/main/java/itmo/lab5/App.java b/app/src/main/java/itmo/lab5/App.java new file mode 100644 index 0000000..ab2521e --- /dev/null +++ b/app/src/main/java/itmo/lab5/App.java @@ -0,0 +1,112 @@ +package itmo.lab5; + +import java.io.IOException; +import java.nio.file.Files; +import java.nio.file.InvalidPathException; +import java.nio.file.Path; +import java.nio.file.Paths; +import java.util.HashMap; +import java.util.Scanner; +import java.util.logging.*; + +import itmo.lab5.cli.CommandBuilder; +import itmo.lab5.cli.CommandContext; +import itmo.lab5.cli.CommandRegistry; +import itmo.lab5.interfaces.Command; +import itmo.lab5.cli.commands.*; +import itmo.lab5.models.Flat; +import itmo.lab5.parser.Reader; +import itmo.lab5.cli.helpers.History; + +public class App { + private static final Logger LOGGER = Logger.getLogger(FileHandler.class.getName()); + + public static void main(String[] g_args) { + Path dataFilePath = null; + var history = new History(); + var flats = new HashMap(); + + CommandContext context = new CommandContext(); + CommandRegistry registry = new CommandBuilder() + .register("exit", new ExitCommand()) + .register("help", new HelpCommand()) + .register("info", new InfoCommand()) + .register("clear", new ClearCommand()) + .register("show", new ShowCommand()) + .register("remove_key", new RemoveKeyCommand()) + .register("history", new HistoryCommand()) + .register("insert", new InsertCommand()) + .build(); + + try { + dataFilePath = getDataFileFromEnv("LAB5_DATA"); + flats = new Reader().parseCSV(dataFilePath.toFile()); + } catch (IllegalArgumentException | IOException e) { + LOGGER.log(Level.WARNING, "There's error while loading file: " + e.getMessage()); + return; + } + + context.set("registry", registry); + context.set("collection", flats); + context.set("history", history); + + var scanner = new Scanner(System.in); + + while (true) { + System.out.print("> "); + + String input = scanner.nextLine().trim(); + if (input.isEmpty()) + continue; + + String[] args = input.split(" "); + String commandName = args[0]; + Command command = registry.getByName(commandName); + + if (command != null) { + history.add(commandName); + var localArgs = args.length > 1 ? java.util.Arrays.copyOfRange(args, 1, args.length) : new String[0]; + var response = command.execute(localArgs, context); + System.out.println(response); + } else { + System.out.println("Unknown command: " + commandName); + } + } + + } + + public static Path getDataFileFromEnv(String envVariable) throws IOException { + String envPath = System.getenv(envVariable); + final Path path; + + if (envPath == null || envPath.trim().isEmpty()) { + throw new IllegalArgumentException( + "Environment variable '" + envVariable + "' is not set or empty."); + } + + try { + path = Paths.get(envPath); + } catch (InvalidPathException ex) { + throw new IllegalArgumentException( + "The path provided in environment variable '" + + envVariable + "' is invalid: " + ex.getMessage(), + ex); + } + + if (!Files.exists(path)) { + throw new IllegalArgumentException("The file at path '" + path + "' does not exist."); + } + + if (!Files.isRegularFile(path)) { + throw new IllegalArgumentException("The path '" + path + "' is not a file. Check twice!"); + } + + if (!Files.isReadable(path)) { + throw new IllegalArgumentException("The file at path '" + path + "' is not readable. " + + "Check file permissions!"); + } + + LOGGER.info("File '" + path + "' exists and is readable."); + return path; + } +} diff --git a/app/src/main/java/itmo/lab5/cli/CommandBuilder.java b/app/src/main/java/itmo/lab5/cli/CommandBuilder.java new file mode 100644 index 0000000..4162c08 --- /dev/null +++ b/app/src/main/java/itmo/lab5/cli/CommandBuilder.java @@ -0,0 +1,20 @@ +package itmo.lab5.cli; + +import itmo.lab5.interfaces.Command; + +public class CommandBuilder { + private final CommandRegistry registry; + + public CommandBuilder() { + this.registry = new CommandRegistry(); + } + + public CommandBuilder register(String name, Command newCommand) { + this.registry.register(name, newCommand); + return this; + } + + public CommandRegistry build() { + return this.registry; + } +} diff --git a/app/src/main/java/itmo/lab5/cli/CommandContext.java b/app/src/main/java/itmo/lab5/cli/CommandContext.java new file mode 100644 index 0000000..c148920 --- /dev/null +++ b/app/src/main/java/itmo/lab5/cli/CommandContext.java @@ -0,0 +1,15 @@ +package itmo.lab5.cli; + +import java.util.HashMap; + +public class CommandContext { + private HashMap data = new HashMap<>(); + + public void set(String key, Object value) { + this.data.put(key, value); + } + + public Object get(String name) { + return this.data.get(name); + } +} diff --git a/app/src/main/java/itmo/lab5/cli/CommandRegistry.java b/app/src/main/java/itmo/lab5/cli/CommandRegistry.java new file mode 100644 index 0000000..ad6ca39 --- /dev/null +++ b/app/src/main/java/itmo/lab5/cli/CommandRegistry.java @@ -0,0 +1,21 @@ +package itmo.lab5.cli; + +import java.util.HashMap; +import java.util.Map; +import itmo.lab5.interfaces.Command; + +public class CommandRegistry { + private final Map commands = new HashMap<>(); + + public void register(String name, Command newCommand) { + this.commands.put(name, newCommand); + } + + public Command getByName(String name) { + return this.commands.get(name); + } + + public Map getAllCommands() { + return this.commands; + } +} diff --git a/app/src/main/java/itmo/lab5/cli/commands/ClearCommand.java b/app/src/main/java/itmo/lab5/cli/commands/ClearCommand.java new file mode 100644 index 0000000..d7b11eb --- /dev/null +++ b/app/src/main/java/itmo/lab5/cli/commands/ClearCommand.java @@ -0,0 +1,23 @@ +package itmo.lab5.cli.commands; + +import java.util.HashMap; + +import itmo.lab5.cli.CommandContext; +import itmo.lab5.interfaces.Command; +import itmo.lab5.models.Flat; + +public class ClearCommand implements Command { + @Override + public String execute(String args[], CommandContext context) { + var collection = new HashMap(); + + try { + collection = (HashMap) context.get("collection"); + } catch (ClassCastException e) { + return "Can't clear collection. It might be missed"; + } + + collection.clear(); + return "Collection was successfuly cleared!"; + } +} diff --git a/app/src/main/java/itmo/lab5/cli/commands/ExitCommand.java b/app/src/main/java/itmo/lab5/cli/commands/ExitCommand.java new file mode 100644 index 0000000..a2562cd --- /dev/null +++ b/app/src/main/java/itmo/lab5/cli/commands/ExitCommand.java @@ -0,0 +1,12 @@ +package itmo.lab5.cli.commands; + +import itmo.lab5.cli.CommandContext; +import itmo.lab5.interfaces.Command; + +public class ExitCommand implements Command { + @Override + public String execute(String[] args, CommandContext context) { + System.exit(0); + return ""; + } +} diff --git a/app/src/main/java/itmo/lab5/cli/commands/HelpCommand.java b/app/src/main/java/itmo/lab5/cli/commands/HelpCommand.java new file mode 100644 index 0000000..8353e9c --- /dev/null +++ b/app/src/main/java/itmo/lab5/cli/commands/HelpCommand.java @@ -0,0 +1,28 @@ +package itmo.lab5.cli.commands; + +import itmo.lab5.cli.CommandContext; +import itmo.lab5.cli.CommandRegistry; +import itmo.lab5.interfaces.Command; + +public class HelpCommand implements Command { + @Override + public String execute(String args[], CommandContext context) { + var registry = (CommandRegistry) context.get("registry"); + StringBuilder result = new StringBuilder(); + + if (registry == null) { + result.append("There aren't any avaliable commands!"); + return result.toString(); + } + + result.append("List of avaliable commands: "); + for (String command : registry.getAllCommands().keySet()) { + result.append(command + ", "); + } + + return result + .delete(result.length() - 2, result.length()) + .append(".") + .toString(); + } +} diff --git a/app/src/main/java/itmo/lab5/cli/commands/HistoryCommand.java b/app/src/main/java/itmo/lab5/cli/commands/HistoryCommand.java new file mode 100644 index 0000000..0082a0f --- /dev/null +++ b/app/src/main/java/itmo/lab5/cli/commands/HistoryCommand.java @@ -0,0 +1,23 @@ +package itmo.lab5.cli.commands; + +import itmo.lab5.cli.CommandContext; +import itmo.lab5.interfaces.Command; +import itmo.lab5.cli.helpers.*; + +public class HistoryCommand implements Command { + @Override + public String execute(String args[], CommandContext context) { + var history = new History(); + + try { + history = (History) context.get("history"); + } catch (ClassCastException e) { + return "There's problem with history. It might be null :("; + } + + if (history == null) + return "We reach End of History. Somewhere in the world, one Fukuyama is rejoicing :_)"; + + return history.toString(); + } +} diff --git a/app/src/main/java/itmo/lab5/cli/commands/InfoCommand.java b/app/src/main/java/itmo/lab5/cli/commands/InfoCommand.java new file mode 100644 index 0000000..d222c41 --- /dev/null +++ b/app/src/main/java/itmo/lab5/cli/commands/InfoCommand.java @@ -0,0 +1,30 @@ +package itmo.lab5.cli.commands; + +import java.util.HashMap; +import itmo.lab5.cli.CommandContext; +import itmo.lab5.interfaces.Command; +import itmo.lab5.models.Flat; + +public class InfoCommand implements Command { + @Override + public String execute(String args[], CommandContext context) { + var flats = new HashMap(); + + try { + flats = (HashMap) context.get("collection"); + } catch (ClassCastException e) { + return "Can't parse collection. Something goes wrong!"; + } + + if (flats == null || flats.isEmpty()) { + return "Collection is empty now!"; + } + + var anyFlat = flats.values().iterator().next(); + + return ("Information about collection: \n" + + "Collections stores in: " + flats.getClass().getName() + "\n" + + "Collection consists of: " + anyFlat.getClass().getName() + "\n" + + "Items: " + flats.size()); + } +} diff --git a/app/src/main/java/itmo/lab5/cli/commands/InsertCommand.java b/app/src/main/java/itmo/lab5/cli/commands/InsertCommand.java new file mode 100644 index 0000000..fd718c8 --- /dev/null +++ b/app/src/main/java/itmo/lab5/cli/commands/InsertCommand.java @@ -0,0 +1,182 @@ +package itmo.lab5.cli.commands; + +import java.util.Date; +import java.util.HashMap; +import java.util.Scanner; +import java.util.Arrays; + +import itmo.lab5.cli.CommandContext; +import itmo.lab5.interfaces.Command; +import itmo.lab5.models.enums.*; +import itmo.lab5.models.*; + +public class InsertCommand implements Command { + @Override + public String execute(String[] args, CommandContext context) { + if (args.length < 1 || !"null".equals(args[0])) { + return "Usage: insert null {element}"; + } + + Scanner scanner = new Scanner(System.in); + Date creationDate = new Date(); + + System.out.print("- Enter name: "); + String name = readNonEmptyString(scanner); + + System.out.println("- Coordinates:"); + System.out.print("Enter x (int): "); + int x = readInt(scanner); + System.out.print("Enter y (Long): "); + Long y = readLongNotNull(scanner); + Coordinates coordinates = new Coordinates(x, y); + + System.out.print("Enter square (Double > 0, <= 626): "); + Double area = readDoubleInRange(scanner, 0.0, 626.0); + + System.out.print("Enter room count (int > 0): "); + int numberOfRooms = readIntMin(scanner, 1); + + System.out.println("- Furnish"); + Furnish furnish = readEnum(scanner, Furnish.class); + + System.out.println("- View"); + View view = readEnumNullable(scanner, View.class); + + System.out.println("- Transport"); + Transport transport = readEnum(scanner, Transport.class); + + System.out.println("- House"); + System.out.print("Enter house's name: "); + + String houseName = scanner.nextLine(); + House house = null; + + if (!houseName.isBlank()) { + System.out.print("Enter house age (1-959): "); + int year = readIntInRange(scanner, 1, 959); + System.out.print("Enter house's floors count (1-77): "); + long numberOfFloors = readLongInRange(scanner, 1, 77); + house = new House(houseName, year, numberOfFloors); + } + + try { + HashMap collection = (HashMap) context.get("collection"); + var newID = collection.size() + 1; + + Flat flat = new Flat(newID, name, coordinates, creationDate, area, + numberOfRooms, furnish, view, transport, house); + collection.put(newID, flat); + } catch (ClassCastException e) { + return "There's an error while trying to add new element. Collection im some kind of broken."; + } + + return "New flat was successfully inserted!"; + } + + private String readNonEmptyString(Scanner scanner) { + while (true) { + String line = scanner.nextLine().trim(); + + if (!line.isEmpty()) + return line; + + System.out.print("Value can't be empty. Retry input: "); + } + } + + private int readInt(Scanner scanner) { + while (true) { + try { + return Integer.parseInt(scanner.nextLine().trim()); + } catch (NumberFormatException e) { + System.out.print("Please, enter integer: "); + } + } + } + + private Long readLongNotNull(Scanner scanner) { + while (true) { + String line = scanner.nextLine().trim(); + if (!line.isEmpty()) { + try { + return Long.parseLong(line); + } catch (NumberFormatException e) { + System.out.print("Please, enter Long: "); + } + } else { + System.out.print("Field can't be null. Retry: "); + } + } + } + + private int readIntMin(Scanner scanner, int min) { + while (true) { + int value = readInt(scanner); + if (value >= min) + return value; + System.out.print("Number must be bigger than " + min + ". Retry: "); + } + } + + private int readIntInRange(Scanner scanner, int min, int max) { + while (true) { + int value = readInt(scanner); + if (value >= min && value <= max) + return value; + System.out.print("Enter number in range [" + min + " ... " + max + "] "); + } + } + + private long readLongInRange(Scanner scanner, long min, long max) { + while (true) { + try { + long value = Long.parseLong(scanner.nextLine().trim()); + if (value >= min && value <= max) + return value; + System.out.print("Enter number in range [" + min + " ... " + max + "]"); + } catch (NumberFormatException e) { + System.out.print("Enter Long number: "); + } + } + } + + private Double readDoubleInRange(Scanner scanner, double min, double max) { + while (true) { + try { + Double value = Double.parseDouble(scanner.nextLine().trim()); + if (value > min && value <= max) + return value; + System.out.print("Enter float in range [" + (min + 0.0001) + " ... " + max + "] "); + } catch (NumberFormatException e) { + System.out.print("Enter float number: "); + } + } + } + + private > T readEnum(Scanner scanner, Class enumClass) { + System.out.println("Allowed values: " + Arrays.toString(enumClass.getEnumConstants())); + while (true) { + String input = scanner.nextLine().trim(); + try { + return Enum.valueOf(enumClass, input); + } catch (IllegalArgumentException e) { + System.out.print("You must enter one of values from the previous list: "); + } + } + } + + private > T readEnumNullable(Scanner scanner, Class enumClass) { + System.out + .println("Allowed values (or empty string): " + Arrays.toString(enumClass.getEnumConstants())); + while (true) { + String input = scanner.nextLine().trim(); + if (input.isEmpty()) + return null; + try { + return Enum.valueOf(enumClass, input); + } catch (IllegalArgumentException e) { + System.out.print("You must enter one of values from the previous list: "); + } + } + } +} diff --git a/app/src/main/java/itmo/lab5/cli/commands/RemoveKeyCommand.java b/app/src/main/java/itmo/lab5/cli/commands/RemoveKeyCommand.java new file mode 100644 index 0000000..d869d91 --- /dev/null +++ b/app/src/main/java/itmo/lab5/cli/commands/RemoveKeyCommand.java @@ -0,0 +1,39 @@ +package itmo.lab5.cli.commands; + +import java.util.HashMap; + +import itmo.lab5.cli.CommandContext; +import itmo.lab5.interfaces.Command; +import itmo.lab5.models.Flat; + +public class RemoveKeyCommand implements Command { + @Override + public String execute(String args[], CommandContext context) { + HashMap flats = new HashMap(); + Integer idToDelete = null; + + try { + flats = (HashMap) context.get("collection"); + } catch (ClassCastException e) { + return "There's a problem with collection parsing"; + } + + if (flats == null) + return "Collection is empty. Can't delete anything :("; + + try { + idToDelete = Integer.parseInt(args[0]); + } catch (Exception e) { + return "You provide misstyped argument!"; + } + + if (idToDelete == null) + return "Check argument's value twice"; + + if (!flats.containsKey(idToDelete)) + return "Can't find flat with such id"; + + flats.remove(idToDelete); + return "Successfuly deleted flat!"; + } +} diff --git a/app/src/main/java/itmo/lab5/cli/commands/ShowCommand.java b/app/src/main/java/itmo/lab5/cli/commands/ShowCommand.java new file mode 100644 index 0000000..3b92e99 --- /dev/null +++ b/app/src/main/java/itmo/lab5/cli/commands/ShowCommand.java @@ -0,0 +1,30 @@ +package itmo.lab5.cli.commands; + +import java.util.HashMap; + +import itmo.lab5.models.Flat; +import itmo.lab5.interfaces.Command; +import itmo.lab5.cli.CommandContext; + +public class ShowCommand implements Command { + @Override + public String execute(String args[], CommandContext context) { + var collection = new HashMap(); + + try { + collection = (HashMap) context.get("collection"); + } catch (ClassCastException e) { + System.out.println("Can't parse collection!"); + } + + if (collection.isEmpty() || collection.size() == 0) { + return "Nothing to show!"; + } + + for (Flat flat : collection.values()) { + System.out.println(flat); + } + + return ""; + } +} diff --git a/app/src/main/java/itmo/lab5/cli/commands/UpdateCommand.java b/app/src/main/java/itmo/lab5/cli/commands/UpdateCommand.java new file mode 100644 index 0000000..d71a0c9 --- /dev/null +++ b/app/src/main/java/itmo/lab5/cli/commands/UpdateCommand.java @@ -0,0 +1,135 @@ +package itmo.lab5.cli.commands; + +import itmo.lab5.models.*; +import itmo.lab5.models.enums.*; +import itmo.lab5.interfaces.Command; +import itmo.lab5.cli.CommandContext; + +import java.util.*; + +public class UpdateCommand implements Command { + private final Scanner scanner = new Scanner(System.in); + + @Override + public String execute(String[] args, CommandContext context) { + if (args.length < 1) + return "Usage: update id {element}"; + + int idToUpdate; + try { + idToUpdate = Integer.parseInt(args[1]); + } catch (NumberFormatException e) { + return "Invalid ID!"; + } + + Map collection = (Map) context.get("collection"); + if (!collection.containsKey(idToUpdate)) { + return "No flat with such ID: " + idToUpdate; + } + + Flat oldFlat = collection.get(idToUpdate); + Flat updatedFlat = readFlat(idToUpdate, oldFlat); + collection.put(idToUpdate, updatedFlat); + return "Flat with ID " + idToUpdate + " updated."; + } + + private Flat readFlat(int id, Flat oldFlat) { + System.out.println("- New information for Flat #" + id); + String name = readString("Enter new name: ", false, oldFlat.getName()); + Coordinates coordinates = readCoordinates(oldFlat.getCoordinates()); + Date creationDate = new Date(); + Double area = readNumber("Enter new square: ", 0.0, 626.0, Double::parseDouble, oldFlat.getArea()); + int rooms = readNumber("Enter new rooms count: ", 1, Integer.MAX_VALUE, Integer::parseInt, + oldFlat.getNumberOfRooms()); + Furnish furnish = readEnum("Enter new furnish: ", Furnish.class, oldFlat.getFurnish()); + View view = readEnumNullable("Enter new view (or empty string)", View.class, oldFlat.getView()); + Transport transport = readEnum("Enter new transport: ", Transport.class, oldFlat.getTransport()); + House house = readHouse(oldFlat.getHouse()); + + return new Flat(id, name, coordinates, creationDate, area, rooms, furnish, view, transport, house); + } + + private Coordinates readCoordinates(Coordinates oldCoords) { + int x = readNumber("Введите координату X", Integer.MIN_VALUE, Integer.MAX_VALUE, Integer::parseInt, + oldCoords.getX()); + Long y = readNumber("Введите координату Y", Long.MIN_VALUE, Long.MAX_VALUE, Long::parseLong, oldCoords.getY()); + return new Coordinates(x, y); + } + + private House readHouse(House oldHouse) { + System.out.print("Введите название дома (" + (oldHouse != null ? oldHouse.getName() : "null") + + ", пусто — не изменять, полностью пусто — null): "); + String name = scanner.nextLine().trim(); + if (name.isEmpty()) + return oldHouse; + if (name.equals("null")) + return null; + + int year = readNumber("Введите год постройки", 1, 959, Integer::parseInt, oldHouse.getYear()); + long floors = readNumber("Введите количество этажей", 1L, 77L, Long::parseLong, oldHouse.getNumberOfFloors()); + + return new House(name, year, floors); + } + + private String readString(String message, boolean allowEmpty, String oldValue) { + while (true) { + System.out.print(message + " (" + oldValue + "): "); + String input = scanner.nextLine().trim(); + if (input.isEmpty()) + return oldValue; + if (!input.isEmpty() || allowEmpty) + return input; + System.out.println("Строка не может быть пустой."); + } + } + + private > T readEnum(String message, Class enumClass, T oldValue) { + while (true) { + System.out.println(message + " (" + oldValue + ", варианты: " + + String.join(", ", Arrays.stream(enumClass.getEnumConstants()).map(Enum::name).toList()) + "):"); + String input = scanner.nextLine().trim(); + if (input.isEmpty()) + return oldValue; + try { + return Enum.valueOf(enumClass, input); + } catch (IllegalArgumentException e) { + System.out.println("Неверное значение. Повторите ввод."); + } + } + } + + private > T readEnumNullable(String message, Class enumClass, T oldValue) { + while (true) { + System.out.println(message + " (" + (oldValue != null ? oldValue : "null") + ", варианты: " + + String.join(", ", Arrays.stream(enumClass.getEnumConstants()).map(Enum::name).toList()) + "):"); + String input = scanner.nextLine().trim(); + if (input.isEmpty()) + return oldValue; + try { + return Enum.valueOf(enumClass, input); + } catch (IllegalArgumentException e) { + System.out.println("Неверное значение. Повторите ввод."); + } + } + } + + private > T readNumber(String message, T min, T max, Parser parser, T oldValue) { + while (true) { + System.out.print(message + " (" + oldValue + "): "); + String input = scanner.nextLine().trim(); + if (input.isEmpty()) + return oldValue; + try { + T value = parser.parse(input); + if (value.compareTo(min) >= 0 && value.compareTo(max) <= 0) + return value; + } catch (Exception ignored) { + } + System.out.println("Некорректный ввод. Повторите попытку."); + } + } + + interface Parser { + T parse(String input) throws Exception; + } +} diff --git a/app/src/main/java/itmo/lab5/cli/helpers/History.java b/app/src/main/java/itmo/lab5/cli/helpers/History.java new file mode 100644 index 0000000..18e5656 --- /dev/null +++ b/app/src/main/java/itmo/lab5/cli/helpers/History.java @@ -0,0 +1,33 @@ +package itmo.lab5.cli.helpers; + +import java.util.ArrayDeque; +import java.util.Deque; + +public class History { + private static final int MAX_SIZE = 8; + private final Deque history = new ArrayDeque(MAX_SIZE); + + public void add(String command) { + if (history.size() >= MAX_SIZE) + history.removeFirst(); + + history.add(command); + } + + public String get(int x) { + if (x >= MAX_SIZE) + return ""; + + return (String) history.toArray()[x]; + } + + public String get() { + return history.toString(); + } + + public String toString() { + var builder = new StringBuilder("History: \n"); + history.forEach(command -> builder.append(" - " + command + "\n")); + return builder.toString(); + } +} diff --git a/app/src/main/java/itmo/lab5/cli/helpers/ReaderUtil.java b/app/src/main/java/itmo/lab5/cli/helpers/ReaderUtil.java new file mode 100644 index 0000000..9105da2 --- /dev/null +++ b/app/src/main/java/itmo/lab5/cli/helpers/ReaderUtil.java @@ -0,0 +1,95 @@ +package itmo.lab5.cli.helpers; + +import java.util.Arrays; +import java.util.Scanner; + +public class ReaderUtil { + private final Scanner scanner; + + public ReaderUtil(Scanner scanner) { + this.scanner = scanner; + } + + public String promptString(String message, boolean allowEmpty, String oldValue) { + while (true) { + System.out.print(message); + if (!oldValue.isEmpty() || oldValue != null) + System.out.print(" (" + oldValue + "): "); + + String input = scanner.nextLine().trim(); + + if (input.isEmpty()) + return oldValue; + if (!input.isEmpty() || allowEmpty) + return input; + + System.out.println("String can't be empty "); + } + } + + public > T promptEnum(String message, Class enumClass, T oldValue) { + while (true) { + if (oldValue != null) + System.out.print("Now it's: " + oldValue + ". "); + + System.out.println( + message + "(options: " + + String.join(", ", Arrays.stream(enumClass.getEnumConstants()).map(Enum::name).toList()) + + "): "); + + String input = scanner.nextLine().trim(); + + if (input.isEmpty()) + return oldValue; + try { + return Enum.valueOf(enumClass, input); + } catch (IllegalArgumentException e) { + System.out.println("Invalid name; Please, try again: "); + } + + } + } + + public > T promptEnumNullable(String message, Class enumClass, T oldValue) { + while (true) { + if (oldValue != null) + System.out.print("Now it's: " + oldValue + ". "); + + System.out.println( + message + "(options: " + + String.join(", ", Arrays.stream(enumClass.getEnumConstants()).map(Enum::name).toList()) + + "): "); + + String input = scanner.nextLine().trim(); + + if (input.isEmpty()) + return oldValue; + try { + return Enum.valueOf(enumClass, input); + } catch (IllegalArgumentException e) { + System.out.println("Invalid name; Please, try again: "); + } + } + } + + public > T promptNumber(String message, T min, T max, Parser parser, T oldValue) { + while (true) { + System.out.print(message + " (" + oldValue + "): "); + String input = scanner.nextLine().trim(); + if (input.isEmpty()) + return oldValue; + try { + T value = parser.parse(input); + if (value.compareTo(min) >= 0 && value.compareTo(max) <= 0) + return value; + } catch (Exception e) { + } + + System.out.println("Invalid value; Please, try again: "); + } + } + + public interface Parser { + T parse(String input) throws Exception; + } +} diff --git a/app/src/main/java/itmo/lab5/interfaces/Command.java b/app/src/main/java/itmo/lab5/interfaces/Command.java new file mode 100644 index 0000000..524dc59 --- /dev/null +++ b/app/src/main/java/itmo/lab5/interfaces/Command.java @@ -0,0 +1,7 @@ +package itmo.lab5.interfaces; + +import itmo.lab5.cli.CommandContext; + +public interface Command { + String execute(String[] args, CommandContext context); +} diff --git a/app/src/main/java/itmo/lab5/models/Coordinates.java b/app/src/main/java/itmo/lab5/models/Coordinates.java new file mode 100644 index 0000000..4ad6f58 --- /dev/null +++ b/app/src/main/java/itmo/lab5/models/Coordinates.java @@ -0,0 +1,31 @@ +package itmo.lab5.models; + +public class Coordinates { + private int x; + private Long y; // Поле не может быть null + + public Coordinates(int x, Long y) { + this.x = x; + this.y = y; + } + + public void setX(int x) { + this.x = x; + } + + public void setY(Long y) { + this.y = y; + } + + public int getX() { + return this.x; + } + + public Long getY() { + return this.y; + } + + public String toString() { + return "Point(x = " + Integer.toString(x) + ", y = " + Long.toString(y) + ")"; + } +} diff --git a/app/src/main/java/itmo/lab5/models/Flat.java b/app/src/main/java/itmo/lab5/models/Flat.java new file mode 100644 index 0000000..6da691d --- /dev/null +++ b/app/src/main/java/itmo/lab5/models/Flat.java @@ -0,0 +1,141 @@ +package itmo.lab5.models; + +import itmo.lab5.models.enums.*; + +import java.text.SimpleDateFormat; +import java.util.Date; + +public class Flat { + private int id; // Значение поля должно быть больше 0, Значение этого поля должно быть + // уникальным, Значение этого поля должно генерироваться автоматически + private String name; // Поле не может быть null, Строка не может быть пустой + private Coordinates coordinates; // Поле не может быть null + private Date creationDate; // Поле не может быть null, Значение этого поля должно генерироваться + // автоматически + private Double area; // Максимальное значение поля: 626, Значение поля должно быть больше 0 + private int numberOfRooms; // Значение поля должно быть больше 0 + private Furnish furnish; // Поле не может быть null + private View view; // Поле может быть null + private Transport transport; // Поле не может быть null + private House house; // Поле может быть null + + public Flat(int id, String name, Coordinates coordinates, Date creationDate, Double area, + int numberOfRooms, Furnish furnish, View view, Transport transport, House house) { + this.id = id; + this.name = name; + this.coordinates = coordinates; + this.creationDate = creationDate; + this.area = area; + this.numberOfRooms = numberOfRooms; + this.furnish = furnish; + this.view = view; + this.transport = transport; + this.house = house; + } + + public Flat() { + + } + + public int getId() { + return id; + } + + public void setId(int id) { + this.id = id; + } + + public String getName() { + return name; + } + + public void setName(String name) { + this.name = name; + } + + public Coordinates getCoordinates() { + return coordinates; + } + + public void setCoordinates(Coordinates coordinates) { + this.coordinates = coordinates; + } + + public Date getCreationDate() { + return creationDate; + } + + public void setCreationDate(Date creationDate) { + this.creationDate = creationDate; + } + + public Double getArea() { + return area; + } + + public void setArea(Double area) { + this.area = area; + } + + public int getNumberOfRooms() { + return numberOfRooms; + } + + public void setNumberOfRooms(int numberOfRooms) { + this.numberOfRooms = numberOfRooms; + } + + public Furnish getFurnish() { + return furnish; + } + + public void setFurnish(Furnish furnish) { + this.furnish = furnish; + } + + public View getView() { + return view; + } + + public void setView(View view) { + this.view = view; + } + + public Transport getTransport() { + return transport; + } + + public void setTransport(Transport transport) { + this.transport = transport; + } + + public House getHouse() { + return house; + } + + public void setHouse(House house) { + this.house = house; + } + + @Override + public String toString() { + var sdf = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss"); + var dateFormat = (creationDate == null) ? "null" : sdf.format(creationDate); + var builder = new StringBuilder(); + + builder + .append("Flat:\n") + .append(" ID: ").append(id).append("\n") + .append(" Name: ").append(name).append("\n") + .append(" Coordinates: ").append(coordinates != null ? coordinates.toString() : "null").append("\n") + .append(" Creation Date: ").append(dateFormat).append("\n") + .append(" Area: ").append(area).append("\n") + .append(" Number Of Rooms: ").append(numberOfRooms).append("\n") + .append(" Furnish: ").append(furnish).append("\n") + .append(" View: ").append(view != null ? view : "null").append("\n") + .append(" Transport: ").append(transport).append("\n") + .append(" House: ").append(house != null ? house.toString() : "null").append("\n"); + + return builder.toString(); + } +} diff --git a/app/src/main/java/itmo/lab5/models/House.java b/app/src/main/java/itmo/lab5/models/House.java new file mode 100644 index 0000000..f6a3c2e --- /dev/null +++ b/app/src/main/java/itmo/lab5/models/House.java @@ -0,0 +1,33 @@ +package itmo.lab5.models; + +public class House { + private String name; // Поле не может быть null + private int year; // Максимальное значение поля: 959, Значение поля должно быть больше 0 + private long numberOfFloors; // Максимальное значение поля: 77, Значение поля должно быть больше 0 + + public House(String name, int year, long numberOfFloors) { + this.name = name; + this.year = year; + this.numberOfFloors = numberOfFloors; + } + + public String getName() { + return this.name; + } + + public int getYear() { + return this.year; + } + + public long getNumberOfFloors() { + return this.getNumberOfFloors(); + } + + public String toString() { + return "House(" + + "name = '" + name + + "', year = " + Integer.toString(year) + + ", numberOfFloors = " + Long.toString(numberOfFloors) + + ")"; + } +} diff --git a/app/src/main/java/itmo/lab5/models/enums/Furnish.java b/app/src/main/java/itmo/lab5/models/enums/Furnish.java new file mode 100644 index 0000000..d0a8935 --- /dev/null +++ b/app/src/main/java/itmo/lab5/models/enums/Furnish.java @@ -0,0 +1,7 @@ +package itmo.lab5.models.enums; + +public enum Furnish { + DESIGNER, + FINE, + BAD; +} diff --git a/app/src/main/java/itmo/lab5/models/enums/Transport.java b/app/src/main/java/itmo/lab5/models/enums/Transport.java new file mode 100644 index 0000000..f7ccf2e --- /dev/null +++ b/app/src/main/java/itmo/lab5/models/enums/Transport.java @@ -0,0 +1,8 @@ +package itmo.lab5.models.enums; + +public enum Transport { + FEW, + NONE, + LITTLE, + NORMAL; +} diff --git a/app/src/main/java/itmo/lab5/models/enums/View.java b/app/src/main/java/itmo/lab5/models/enums/View.java new file mode 100644 index 0000000..4d2efa5 --- /dev/null +++ b/app/src/main/java/itmo/lab5/models/enums/View.java @@ -0,0 +1,8 @@ +package itmo.lab5.models.enums; + +public enum View { + STREET, + PARK, + NORMAL, + GOOD; +} diff --git a/app/src/main/java/itmo/lab5/parser/Reader.java b/app/src/main/java/itmo/lab5/parser/Reader.java new file mode 100644 index 0000000..0c9cde2 --- /dev/null +++ b/app/src/main/java/itmo/lab5/parser/Reader.java @@ -0,0 +1,79 @@ +package itmo.lab5.parser; + +import java.io.File; +import java.io.FileNotFoundException; +import java.text.ParseException; +import java.text.SimpleDateFormat; +import java.util.HashMap; +import java.util.Map; +import java.util.Scanner; +import java.util.stream.Collectors; + +import itmo.lab5.models.enums.*; +import itmo.lab5.models.*; + +public class Reader { + static final SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss"); + + public HashMap parseCSV(File file) throws FileNotFoundException, IllegalArgumentException { + var collection = new HashMap(); + var scanner = new Scanner(file); + + if (scanner.hasNextLine()) { + var currentLine = scanner.nextLine(); + if (!currentLine.contains("id,name")) { + scanner = new Scanner(file); + } + } + + while (scanner.hasNextLine()) { + var currentLine = scanner.nextLine(); + Flat parsedFlat = null; + + try { + parsedFlat = parseFlat(currentLine); + } catch (Exception e) { + throw new IllegalArgumentException( + "There's an error while trying to parse line: '" + + currentLine + "'; " + + "The error is: " + e.getMessage()); + } + + collection.put(parsedFlat.getId(), parsedFlat); + } + + collection = collection.entrySet() + .stream() + .sorted(HashMap.Entry.comparingByKey()) + .collect(Collectors.toMap( + Map.Entry::getKey, + Map.Entry::getValue, + (oldValue, newValue) -> oldValue, + HashMap::new)); + + scanner.close(); + return collection; + } + + private static Flat parseFlat(String lineToParse) throws IllegalArgumentException, ParseException { + var values = lineToParse.split(",", -1); + var flat = new Flat(); + + flat.setId(Integer.parseInt(values[0])); + flat.setName(values[1]); + flat.setCoordinates(new Coordinates(Integer.parseInt(values[2]), Long.parseLong(values[3]))); + flat.setCreationDate(dateFormat.parse(values[4])); + flat.setArea(Double.parseDouble(values[5])); + flat.setNumberOfRooms(Integer.parseInt(values[6])); + flat.setFurnish(Furnish.valueOf(values[7])); + flat.setView(values[8].isEmpty() ? null : View.valueOf(values[8])); + flat.setTransport(Transport.valueOf(values[9])); + + if (!values[10].isEmpty()) { + House house = new House(values[10], Integer.parseInt(values[11]), Long.parseLong(values[12])); + flat.setHouse(house); + } + + return flat; + } +} diff --git a/app/src/main/resources/data.csv b/app/src/main/resources/data.csv new file mode 100644 index 0000000..25fc0e1 --- /dev/null +++ b/app/src/main/resources/data.csv @@ -0,0 +1,6 @@ +id,name,coordinates_x,coordinates_y,creationDate,area,numberOfRooms,furnish,view,transport,house_name,house_year,house_numberOfFloors +1,Flat1,100,50,2024-04-01T12:00:00,500.5,3,DESIGNER,STREET,NORMAL,House1,500,10 +2,Flat2,200,60,2024-04-01T12:05:00,450.0,2,FINE,,FEW,House2,800,5 +3,Flat3,300,70,2024-04-01T12:10:00,626.0,4,BAD,PARK,LITTLE,,, +4,Flat4,400,80,2024-04-01T12:15:00,300.0,1,DESIGNER,GOOD,NONE,House3,959,77 +5,Flat5,500,90,2024-04-01T12:20:00,550.5,2,FINE,NORMAL,NORMAL,House4,600,20 diff --git a/gradle.properties b/gradle.properties new file mode 100644 index 0000000..5154008 --- /dev/null +++ b/gradle.properties @@ -0,0 +1,7 @@ +# This file was generated by the Gradle 'init' task. +# https://docs.gradle.org/current/userguide/build_environment.html#sec:gradle_configuration_properties + +org.gradle.configuration-cache=true +org.gradle.parallel=true +org.gradle.caching=true + diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml new file mode 100644 index 0000000..baed7db --- /dev/null +++ b/gradle/libs.versions.toml @@ -0,0 +1,8 @@ +# This file was generated by the Gradle 'init' task. +# https://docs.gradle.org/current/userguide/platforms.html#sub::toml-dependencies-format + +[versions] +guava = "33.3.1-jre" + +[libraries] +guava = { module = "com.google.guava:guava", version.ref = "guava" } diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar new file mode 100644 index 0000000..9bbc975 Binary files /dev/null and b/gradle/wrapper/gradle-wrapper.jar differ diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties new file mode 100644 index 0000000..37f853b --- /dev/null +++ b/gradle/wrapper/gradle-wrapper.properties @@ -0,0 +1,7 @@ +distributionBase=GRADLE_USER_HOME +distributionPath=wrapper/dists +distributionUrl=https\://services.gradle.org/distributions/gradle-8.13-bin.zip +networkTimeout=10000 +validateDistributionUrl=true +zipStoreBase=GRADLE_USER_HOME +zipStorePath=wrapper/dists diff --git a/gradlew b/gradlew new file mode 100755 index 0000000..faf9300 --- /dev/null +++ b/gradlew @@ -0,0 +1,251 @@ +#!/bin/sh + +# +# Copyright © 2015-2021 the original authors. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# https://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# +# SPDX-License-Identifier: Apache-2.0 +# + +############################################################################## +# +# Gradle start up script for POSIX generated by Gradle. +# +# Important for running: +# +# (1) You need a POSIX-compliant shell to run this script. If your /bin/sh is +# noncompliant, but you have some other compliant shell such as ksh or +# bash, then to run this script, type that shell name before the whole +# command line, like: +# +# ksh Gradle +# +# Busybox and similar reduced shells will NOT work, because this script +# requires all of these POSIX shell features: +# * functions; +# * expansions «$var», «${var}», «${var:-default}», «${var+SET}», +# «${var#prefix}», «${var%suffix}», and «$( cmd )»; +# * compound commands having a testable exit status, especially «case»; +# * various built-in commands including «command», «set», and «ulimit». +# +# Important for patching: +# +# (2) This script targets any POSIX shell, so it avoids extensions provided +# by Bash, Ksh, etc; in particular arrays are avoided. +# +# The "traditional" practice of packing multiple parameters into a +# space-separated string is a well documented source of bugs and security +# problems, so this is (mostly) avoided, by progressively accumulating +# options in "$@", and eventually passing that to Java. +# +# Where the inherited environment variables (DEFAULT_JVM_OPTS, JAVA_OPTS, +# and GRADLE_OPTS) rely on word-splitting, this is performed explicitly; +# see the in-line comments for details. +# +# There are tweaks for specific operating systems such as AIX, CygWin, +# Darwin, MinGW, and NonStop. +# +# (3) This script is generated from the Groovy template +# https://github.com/gradle/gradle/blob/HEAD/platforms/jvm/plugins-application/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt +# within the Gradle project. +# +# You can find Gradle at https://github.com/gradle/gradle/. +# +############################################################################## + +# Attempt to set APP_HOME + +# Resolve links: $0 may be a link +app_path=$0 + +# Need this for daisy-chained symlinks. +while + APP_HOME=${app_path%"${app_path##*/}"} # leaves a trailing /; empty if no leading path + [ -h "$app_path" ] +do + ls=$( ls -ld "$app_path" ) + link=${ls#*' -> '} + case $link in #( + /*) app_path=$link ;; #( + *) app_path=$APP_HOME$link ;; + esac +done + +# This is normally unused +# shellcheck disable=SC2034 +APP_BASE_NAME=${0##*/} +# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036) +APP_HOME=$( cd -P "${APP_HOME:-./}" > /dev/null && printf '%s\n' "$PWD" ) || exit + +# Use the maximum available, or set MAX_FD != -1 to use that value. +MAX_FD=maximum + +warn () { + echo "$*" +} >&2 + +die () { + echo + echo "$*" + echo + exit 1 +} >&2 + +# OS specific support (must be 'true' or 'false'). +cygwin=false +msys=false +darwin=false +nonstop=false +case "$( uname )" in #( + CYGWIN* ) cygwin=true ;; #( + Darwin* ) darwin=true ;; #( + MSYS* | MINGW* ) msys=true ;; #( + NONSTOP* ) nonstop=true ;; +esac + +CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar + + +# Determine the Java command to use to start the JVM. +if [ -n "$JAVA_HOME" ] ; then + if [ -x "$JAVA_HOME/jre/sh/java" ] ; then + # IBM's JDK on AIX uses strange locations for the executables + JAVACMD=$JAVA_HOME/jre/sh/java + else + JAVACMD=$JAVA_HOME/bin/java + fi + if [ ! -x "$JAVACMD" ] ; then + die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME + +Please set the JAVA_HOME variable in your environment to match the +location of your Java installation." + fi +else + JAVACMD=java + if ! command -v java >/dev/null 2>&1 + then + die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. + +Please set the JAVA_HOME variable in your environment to match the +location of your Java installation." + fi +fi + +# Increase the maximum file descriptors if we can. +if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then + case $MAX_FD in #( + max*) + # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked. + # shellcheck disable=SC2039,SC3045 + MAX_FD=$( ulimit -H -n ) || + warn "Could not query maximum file descriptor limit" + esac + case $MAX_FD in #( + '' | soft) :;; #( + *) + # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked. + # shellcheck disable=SC2039,SC3045 + ulimit -n "$MAX_FD" || + warn "Could not set maximum file descriptor limit to $MAX_FD" + esac +fi + +# Collect all arguments for the java command, stacking in reverse order: +# * args from the command line +# * the main class name +# * -classpath +# * -D...appname settings +# * --module-path (only if needed) +# * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables. + +# For Cygwin or MSYS, switch paths to Windows format before running java +if "$cygwin" || "$msys" ; then + APP_HOME=$( cygpath --path --mixed "$APP_HOME" ) + CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" ) + + JAVACMD=$( cygpath --unix "$JAVACMD" ) + + # Now convert the arguments - kludge to limit ourselves to /bin/sh + for arg do + if + case $arg in #( + -*) false ;; # don't mess with options #( + /?*) t=${arg#/} t=/${t%%/*} # looks like a POSIX filepath + [ -e "$t" ] ;; #( + *) false ;; + esac + then + arg=$( cygpath --path --ignore --mixed "$arg" ) + fi + # Roll the args list around exactly as many times as the number of + # args, so each arg winds up back in the position where it started, but + # possibly modified. + # + # NB: a `for` loop captures its iteration list before it begins, so + # changing the positional parameters here affects neither the number of + # iterations, nor the values presented in `arg`. + shift # remove old arg + set -- "$@" "$arg" # push replacement arg + done +fi + + +# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. +DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' + +# Collect all arguments for the java command: +# * DEFAULT_JVM_OPTS, JAVA_OPTS, and optsEnvironmentVar are not allowed to contain shell fragments, +# and any embedded shellness will be escaped. +# * For example: A user cannot expect ${Hostname} to be expanded, as it is an environment variable and will be +# treated as '${Hostname}' itself on the command line. + +set -- \ + "-Dorg.gradle.appname=$APP_BASE_NAME" \ + -classpath "$CLASSPATH" \ + org.gradle.wrapper.GradleWrapperMain \ + "$@" + +# Stop when "xargs" is not available. +if ! command -v xargs >/dev/null 2>&1 +then + die "xargs is not available" +fi + +# Use "xargs" to parse quoted args. +# +# With -n1 it outputs one arg per line, with the quotes and backslashes removed. +# +# In Bash we could simply go: +# +# readarray ARGS < <( xargs -n1 <<<"$var" ) && +# set -- "${ARGS[@]}" "$@" +# +# but POSIX shell has neither arrays nor command substitution, so instead we +# post-process each arg (as a line of input to sed) to backslash-escape any +# character that might be a shell metacharacter, then use eval to reverse +# that process (while maintaining the separation between arguments), and wrap +# the whole thing up as a single "set" statement. +# +# This will of course break if any of these variables contains a newline or +# an unmatched quote. +# + +eval "set -- $( + printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" | + xargs -n1 | + sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' | + tr '\n' ' ' + )" '"$@"' + +exec "$JAVACMD" "$@" diff --git a/gradlew.bat b/gradlew.bat new file mode 100644 index 0000000..9d21a21 --- /dev/null +++ b/gradlew.bat @@ -0,0 +1,94 @@ +@rem +@rem Copyright 2015 the original author or authors. +@rem +@rem Licensed under the Apache License, Version 2.0 (the "License"); +@rem you may not use this file except in compliance with the License. +@rem You may obtain a copy of the License at +@rem +@rem https://www.apache.org/licenses/LICENSE-2.0 +@rem +@rem Unless required by applicable law or agreed to in writing, software +@rem distributed under the License is distributed on an "AS IS" BASIS, +@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +@rem See the License for the specific language governing permissions and +@rem limitations under the License. +@rem +@rem SPDX-License-Identifier: Apache-2.0 +@rem + +@if "%DEBUG%"=="" @echo off +@rem ########################################################################## +@rem +@rem Gradle startup script for Windows +@rem +@rem ########################################################################## + +@rem Set local scope for the variables with windows NT shell +if "%OS%"=="Windows_NT" setlocal + +set DIRNAME=%~dp0 +if "%DIRNAME%"=="" set DIRNAME=. +@rem This is normally unused +set APP_BASE_NAME=%~n0 +set APP_HOME=%DIRNAME% + +@rem Resolve any "." and ".." in APP_HOME to make it shorter. +for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi + +@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. +set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m" + +@rem Find java.exe +if defined JAVA_HOME goto findJavaFromJavaHome + +set JAVA_EXE=java.exe +%JAVA_EXE% -version >NUL 2>&1 +if %ERRORLEVEL% equ 0 goto execute + +echo. 1>&2 +echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 1>&2 +echo. 1>&2 +echo Please set the JAVA_HOME variable in your environment to match the 1>&2 +echo location of your Java installation. 1>&2 + +goto fail + +:findJavaFromJavaHome +set JAVA_HOME=%JAVA_HOME:"=% +set JAVA_EXE=%JAVA_HOME%/bin/java.exe + +if exist "%JAVA_EXE%" goto execute + +echo. 1>&2 +echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 1>&2 +echo. 1>&2 +echo Please set the JAVA_HOME variable in your environment to match the 1>&2 +echo location of your Java installation. 1>&2 + +goto fail + +:execute +@rem Setup the command line + +set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar + + +@rem Execute Gradle +"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %* + +:end +@rem End local scope for the variables with windows NT shell +if %ERRORLEVEL% equ 0 goto mainEnd + +:fail +rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of +rem the _cmd.exe /c_ return code! +set EXIT_CODE=%ERRORLEVEL% +if %EXIT_CODE% equ 0 set EXIT_CODE=1 +if not ""=="%GRADLE_EXIT_CONSOLE%" exit %EXIT_CODE% +exit /b %EXIT_CODE% + +:mainEnd +if "%OS%"=="Windows_NT" endlocal + +:omega diff --git a/settings.gradle b/settings.gradle new file mode 100644 index 0000000..56b52e7 --- /dev/null +++ b/settings.gradle @@ -0,0 +1,15 @@ +/* + * This file was generated by the Gradle 'init' task. + * + * The settings file is used to specify which projects to include in your build. + * For more detailed information on multi-project builds, please refer to https://docs.gradle.org/8.13/userguide/multi_project_builds.html in the Gradle documentation. + * This project uses @Incubating APIs which are subject to change. + */ + +plugins { + // Apply the foojay-resolver plugin to allow automatic download of JDKs + id 'org.gradle.toolchains.foojay-resolver-convention' version '0.9.0' +} + +rootProject.name = 'lab5' +include('app')