From 8eab78ad06ddc7cfe60f3ceec8ec596fceb0ab88 Mon Sep 17 00:00:00 2001 From: user Date: Tue, 21 Oct 2025 00:48:13 +0500 Subject: [PATCH] =?UTF-8?q?=D0=94=D0=BE=D0=BC=D0=B0=D0=BD=D0=B8=D0=BD?= =?UTF-8?q?=D0=B0=20=D0=94=D0=B0=D1=80=D1=8C=D1=8F=20=D0=BF=D1=80=D0=B8-20?= =?UTF-8?q?1=205=20=D0=BC=D0=BE=D0=B4=D1=83=D0=BB=D1=8C?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- task01/src/com/example/task01/ErrorLevel.java | 8 ++ task01/src/com/example/task01/Logger.java | 89 +++++++++++++++ task01/src/com/example/task01/Task01Main.java | 2 +- .../src/com/example/task02/DiscountBill.java | 21 ++++ task03/src/com/example/task03/Hours.java | 27 +++++ .../src/com/example/task03/Milliseconds.java | 19 ++-- task03/src/com/example/task03/Minutes.java | 23 ++-- task03/src/com/example/task03/Seconds.java | 19 ++-- task03/src/com/example/task03/TimeUnit.java | 2 + .../src/com/example/task03/TimeUnitUtils.java | 42 +++++++- .../com/example/task04/ConsoleHandler.java | 8 ++ task04/src/com/example/task04/ErrorLevel.java | 8 ++ .../src/com/example/task04/FileHandler.java | 24 +++++ task04/src/com/example/task04/Logger.java | 102 ++++++++++++++++++ .../src/com/example/task04/MemoryHandler.java | 30 ++++++ .../com/example/task04/MessageHandler.java | 5 + .../example/task04/RotationFileHandler.java | 28 +++++ 17 files changed, 431 insertions(+), 26 deletions(-) create mode 100644 task01/src/com/example/task01/ErrorLevel.java create mode 100644 task01/src/com/example/task01/Logger.java create mode 100644 task02/src/com/example/task02/DiscountBill.java create mode 100644 task03/src/com/example/task03/Hours.java create mode 100644 task04/src/com/example/task04/ConsoleHandler.java create mode 100644 task04/src/com/example/task04/ErrorLevel.java create mode 100644 task04/src/com/example/task04/FileHandler.java create mode 100644 task04/src/com/example/task04/Logger.java create mode 100644 task04/src/com/example/task04/MemoryHandler.java create mode 100644 task04/src/com/example/task04/MessageHandler.java create mode 100644 task04/src/com/example/task04/RotationFileHandler.java diff --git a/task01/src/com/example/task01/ErrorLevel.java b/task01/src/com/example/task01/ErrorLevel.java new file mode 100644 index 00000000..c41f0fce --- /dev/null +++ b/task01/src/com/example/task01/ErrorLevel.java @@ -0,0 +1,8 @@ +package com.example.task01; + +public enum ErrorLevel { + DEBUG(), + INFO(), + WARNING(), + ERROR(); +} diff --git a/task01/src/com/example/task01/Logger.java b/task01/src/com/example/task01/Logger.java new file mode 100644 index 00000000..841503ad --- /dev/null +++ b/task01/src/com/example/task01/Logger.java @@ -0,0 +1,89 @@ +package com.example.task01; + +import java.text.MessageFormat; +import java.time.LocalDateTime; +import java.time.format.DateTimeFormatter; +import java.util.ArrayList; + +public class Logger { + private final String name; + private ErrorLevel level; + private static final ArrayList loggers = new ArrayList<>(); + + public Logger(String name) { + this.name = name; + this.level = ErrorLevel.INFO; + loggers.add(this); + } + + public Logger(String name, ErrorLevel level) { + this.name = name; + this.level = level; + loggers.add(this); + } + + public String getName() { + return name; + } + + public ErrorLevel getLevel() { + return level; + } + + public void setLevel(ErrorLevel level) { + this.level = level; + } + + public static Logger getLogger(String name) { + for (Logger logger : loggers) { + if (logger.getName().equals(name)) return logger; + } + return new Logger(name); + } + + public void log(ErrorLevel level, String message) { + if (this.level.ordinal() <= level.ordinal()) { + String dateTime = LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyy.MM.dd HH:mm:ss")); + String formattedMessage = MessageFormat.format("[{0}] {1} {2} - {3}", level, dateTime, name, message); + System.out.println(formattedMessage); + } + } + + public void log(ErrorLevel level, String pattern, Object... args) { + if (this.level.ordinal() <= level.ordinal()) { + System.out.println(MessageFormat.format(pattern, args)); + } + } + + public void debug(String message) { + log(ErrorLevel.DEBUG, message); + } + + public void debug(String pattern, Object... args) { + log(ErrorLevel.DEBUG, pattern, args); + } + + public void info(String message) { + log(ErrorLevel.INFO, message); + } + + public void info(String pattern, Object... args) { + log(ErrorLevel.INFO, pattern, args); + } + + public void warning(String message) { + log(ErrorLevel.WARNING, message); + } + + public void warning(String pattern, Object... args) { + log(ErrorLevel.WARNING, pattern, args); + } + + public void error(String message) { + log(ErrorLevel.ERROR, message); + } + + public void error(String pattern, Object... args) { + log(ErrorLevel.ERROR, pattern, args); + } +} \ No newline at end of file diff --git a/task01/src/com/example/task01/Task01Main.java b/task01/src/com/example/task01/Task01Main.java index 9973557d..31862511 100644 --- a/task01/src/com/example/task01/Task01Main.java +++ b/task01/src/com/example/task01/Task01Main.java @@ -4,4 +4,4 @@ public class Task01Main { public static void main(String[] args) { } -} +} \ No newline at end of file diff --git a/task02/src/com/example/task02/DiscountBill.java b/task02/src/com/example/task02/DiscountBill.java new file mode 100644 index 00000000..de2aad7d --- /dev/null +++ b/task02/src/com/example/task02/DiscountBill.java @@ -0,0 +1,21 @@ +package com.example.task02; + +public class DiscountBill extends Bill{ + private final double discount; + public DiscountBill(double discount) { + this.discount = discount; + } + + public String getDiscount(){ + return discount + "%"; + } + + public long getAbsoluteDiscount() { + return super.getPrice() - getPrice(); + } + @Override + public long getPrice() { + long price = super.getPrice(); + return (long) (price * (1 - discount / 100)); + } +} \ No newline at end of file diff --git a/task03/src/com/example/task03/Hours.java b/task03/src/com/example/task03/Hours.java new file mode 100644 index 00000000..a2864d6e --- /dev/null +++ b/task03/src/com/example/task03/Hours.java @@ -0,0 +1,27 @@ +package com.example.task03; + +public class Hours implements TimeUnit{ + private final long hours; + public Hours(long hours) { + this.hours = hours; + } + + @Override + public long toMillis() { + return hours * 3600 * 1000; + } + + @Override + public long toSeconds() { + return hours * 3600; + } + + @Override + public long toMinutes() { + return hours * 60; + } + @Override + public long getHours() { + return hours; + } +} diff --git a/task03/src/com/example/task03/Milliseconds.java b/task03/src/com/example/task03/Milliseconds.java index 5115bc7d..fa08343a 100644 --- a/task03/src/com/example/task03/Milliseconds.java +++ b/task03/src/com/example/task03/Milliseconds.java @@ -5,24 +5,29 @@ */ public class Milliseconds implements TimeUnit { - private final long amount; + private final long milliseconds; - public Milliseconds(long amount) { - this.amount = amount; + public Milliseconds(long milliseconds) { + this.milliseconds = milliseconds; } @Override public long toMillis() { - return amount; + return milliseconds; } @Override public long toSeconds() { - return amount / 1000; + return Math.round(milliseconds / 1000f); } @Override public long toMinutes() { - return amount / 1000 * 60; + return Math.round(milliseconds / (float) (1000 * 60)); } -} + + @Override + public long getHours() { + return Math.round(milliseconds / (float) (3600 * 1000)); + } +} \ No newline at end of file diff --git a/task03/src/com/example/task03/Minutes.java b/task03/src/com/example/task03/Minutes.java index d6fa0594..86dbef57 100644 --- a/task03/src/com/example/task03/Minutes.java +++ b/task03/src/com/example/task03/Minutes.java @@ -2,26 +2,29 @@ public class Minutes implements TimeUnit { - public Minutes(long amount) { - // TODO: реализовать - throw new UnsupportedOperationException(); + private final long minutes; + + public Minutes(long minutes) { + this.minutes = minutes; } @Override public long toMillis() { - // TODO: реализовать - throw new UnsupportedOperationException(); + return minutes * 60 * 1000; } @Override public long toSeconds() { - // TODO: реализовать - throw new UnsupportedOperationException(); + return minutes * 60; } @Override public long toMinutes() { - // TODO: реализовать - throw new UnsupportedOperationException(); + return minutes; + } + + @Override + public long getHours() { + return Math.round(minutes / 60f); } -} +} \ No newline at end of file diff --git a/task03/src/com/example/task03/Seconds.java b/task03/src/com/example/task03/Seconds.java index ce6bc213..2c5fe43b 100644 --- a/task03/src/com/example/task03/Seconds.java +++ b/task03/src/com/example/task03/Seconds.java @@ -5,24 +5,29 @@ */ public class Seconds implements TimeUnit { - private final long amount; + private final long seconds; - public Seconds(long amount) { - this.amount = amount; + public Seconds(long seconds) { + this.seconds = seconds; } @Override public long toMillis() { - return amount * 1000; + return seconds * 1000; } @Override public long toSeconds() { - return amount; + return seconds; } @Override public long toMinutes() { - return Math.round(amount / 60); + return Math.round(seconds / 60f); } -} + + @Override + public long getHours() { + return Math.round(seconds / 3600f); + } +} \ No newline at end of file diff --git a/task03/src/com/example/task03/TimeUnit.java b/task03/src/com/example/task03/TimeUnit.java index 3b123fb8..221a286d 100644 --- a/task03/src/com/example/task03/TimeUnit.java +++ b/task03/src/com/example/task03/TimeUnit.java @@ -28,4 +28,6 @@ public interface TimeUnit { */ long toMinutes(); + long getHours(); + } diff --git a/task03/src/com/example/task03/TimeUnitUtils.java b/task03/src/com/example/task03/TimeUnitUtils.java index 790f8850..79ab32c9 100644 --- a/task03/src/com/example/task03/TimeUnitUtils.java +++ b/task03/src/com/example/task03/TimeUnitUtils.java @@ -15,6 +15,14 @@ public static Milliseconds toMillis(Seconds seconds) { return new Milliseconds(seconds.toMillis()); } + public static Milliseconds toMillis(Minutes minutes) { + return new Milliseconds(minutes.toMillis()); + } + + public static Milliseconds toMillis(Hours hours) { + return new Milliseconds(hours.toMillis()); + } + /** * Конвертирует интервал в миллисекундах в интервал в секундах * @@ -24,4 +32,36 @@ public static Milliseconds toMillis(Seconds seconds) { public static Seconds toSeconds(Milliseconds millis) { return new Seconds(millis.toSeconds()); } -} + + public static Seconds toSeconds(Minutes minutes) { + return new Seconds(minutes.toSeconds()); + } + + public static Seconds toSeconds(Hours hours) { + return new Seconds(hours.toSeconds()); + } + + public static Minutes toMinutes(Milliseconds milliseconds) { + return new Minutes(milliseconds.toMinutes()); + } + + public static Minutes toMinutes(Seconds seconds) { + return new Minutes(seconds.toMinutes()); + } + + public static Minutes toMinutes(Hours hours) { + return new Minutes(hours.toMinutes()); + } + + public static Hours toHours(Milliseconds milliseconds) { + return new Hours(milliseconds.getHours()); + } + + public static Hours toHours(Seconds seconds) { + return new Hours(seconds.getHours()); + } + + public static Hours toHours(Minutes minutes) { + return new Hours(minutes.getHours()); + } +} \ No newline at end of file diff --git a/task04/src/com/example/task04/ConsoleHandler.java b/task04/src/com/example/task04/ConsoleHandler.java new file mode 100644 index 00000000..a2a9fa5d --- /dev/null +++ b/task04/src/com/example/task04/ConsoleHandler.java @@ -0,0 +1,8 @@ +package com.example.task04; + +public class ConsoleHandler implements MessageHandler{ + @Override + public void log(String message) { + System.out.println(message); + } +} diff --git a/task04/src/com/example/task04/ErrorLevel.java b/task04/src/com/example/task04/ErrorLevel.java new file mode 100644 index 00000000..e81180aa --- /dev/null +++ b/task04/src/com/example/task04/ErrorLevel.java @@ -0,0 +1,8 @@ +package com.example.task04; + +public enum ErrorLevel { + DEBUG(), + INFO(), + WARNING(), + ERROR(); +} diff --git a/task04/src/com/example/task04/FileHandler.java b/task04/src/com/example/task04/FileHandler.java new file mode 100644 index 00000000..f054787e --- /dev/null +++ b/task04/src/com/example/task04/FileHandler.java @@ -0,0 +1,24 @@ +package com.example.task04; + +import java.io.File; +import java.io.FileOutputStream; +import java.io.IOException; + +public class FileHandler implements MessageHandler { + private final String Path; + + public FileHandler(String path) { + Path = path; + } + + @Override + public void log(String message) { + File file = new File(Path); + + try (FileOutputStream fileOutputStream = new FileOutputStream(file)) { + fileOutputStream.write(message.getBytes()); + } catch (IOException ex) { + System.out.println(ex.getMessage()); + } + } +} \ No newline at end of file diff --git a/task04/src/com/example/task04/Logger.java b/task04/src/com/example/task04/Logger.java new file mode 100644 index 00000000..081cd817 --- /dev/null +++ b/task04/src/com/example/task04/Logger.java @@ -0,0 +1,102 @@ +package com.example.task04; + +import java.text.MessageFormat; +import java.time.LocalDateTime; +import java.time.format.DateTimeFormatter; +import java.util.ArrayList; + +public class Logger { + private final String name; + private ErrorLevel level; + private static final ArrayList loggers = new ArrayList<>(); + private static ArrayList handlers = new ArrayList<>(); + + public Logger(String name) { + this.name = name; + this.level = ErrorLevel.INFO; + loggers.add(this); + handlers.add(new ConsoleHandler()); + } + + public Logger(String name, ArrayList messageHandlers) { + this.name = name; + this.level = ErrorLevel.INFO; + handlers = messageHandlers; + loggers.add(this); + } + + public Logger(String name, ErrorLevel level, ArrayList messageHandlers) { + this.name = name; + this.level = level; + handlers = messageHandlers; + loggers.add(this); + } + + public String getName() { + return name; + } + + public ErrorLevel getLevel() { + return level; + } + + public void setLevel(ErrorLevel level) { + this.level = level; + } + + public static Logger getLogger(String name) { + for (Logger logger : loggers) { + if (logger.getName().equals(name)) return logger; + } + return new Logger(name); + } + + public void log(ErrorLevel level, String message) { + if (this.level.ordinal() <= level.ordinal()) { + String dateTime = LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyy.MM.dd hh:mm:ss")); + String formattedMessage = MessageFormat.format("[{0}] {1} {2} - {3}", level, dateTime, name, message); + for (MessageHandler messageHandler : handlers) + messageHandler.log(formattedMessage); + } + } + + public void log(ErrorLevel level, String pattern, Object... args) { + if (this.level.ordinal() <= level.ordinal()) { + String message = MessageFormat.format(pattern, args); + for (MessageHandler messageHandler : handlers) + messageHandler.log(message); + } + } + + public void debug(String message) { + log(ErrorLevel.DEBUG, message); + } + + public void debug(String pattern, Object... args) { + log(ErrorLevel.DEBUG, pattern, args); + } + + public void info(String message) { + log(ErrorLevel.INFO, message); + } + + public void info(String pattern, Object... args) { + log(ErrorLevel.INFO, pattern, args); + } + + public void warning(String message) { + log(ErrorLevel.WARNING, message); + } + + public void warning(String pattern, Object... args) { + log(ErrorLevel.WARNING, pattern, args); + } + + public void error(String message) { + log(ErrorLevel.ERROR, message); + } + + public void error(String pattern, Object... args) { + log(ErrorLevel.ERROR, pattern, args); + } +} \ No newline at end of file diff --git a/task04/src/com/example/task04/MemoryHandler.java b/task04/src/com/example/task04/MemoryHandler.java new file mode 100644 index 00000000..81711192 --- /dev/null +++ b/task04/src/com/example/task04/MemoryHandler.java @@ -0,0 +1,30 @@ +package com.example.task04; + +import java.util.ArrayList; +import java.util.Arrays; + +public class MemoryHandler implements MessageHandler { + private final int MaxSize; + private final ArrayList Messages = new ArrayList<>(); + private final ArrayList Handlers = new ArrayList<>(); + + public MemoryHandler(int maxSize, MessageHandler... handlers) { + MaxSize = maxSize; + ArrayList newHandlers = new ArrayList<>(Arrays.asList(handlers)); + Handlers.addAll(newHandlers); + } + + @Override + public void log(String message) { + Messages.add(message); + if (Messages.size() > MaxSize) sendMsgToHandler(); + } + + public void sendMsgToHandler() { + for (MessageHandler handler : Handlers) { + for (String message : Messages) + handler.log(message); + Messages.clear(); + } + } +} \ No newline at end of file diff --git a/task04/src/com/example/task04/MessageHandler.java b/task04/src/com/example/task04/MessageHandler.java new file mode 100644 index 00000000..bc432e69 --- /dev/null +++ b/task04/src/com/example/task04/MessageHandler.java @@ -0,0 +1,5 @@ +package com.example.task04; + +public interface MessageHandler { + void log(String message); +} \ No newline at end of file diff --git a/task04/src/com/example/task04/RotationFileHandler.java b/task04/src/com/example/task04/RotationFileHandler.java new file mode 100644 index 00000000..3bba2a56 --- /dev/null +++ b/task04/src/com/example/task04/RotationFileHandler.java @@ -0,0 +1,28 @@ +package com.example.task04; + +import java.io.File; +import java.io.FileOutputStream; +import java.io.IOException; +import java.time.LocalDateTime; +import java.time.temporal.ChronoUnit; + +public class RotationFileHandler implements MessageHandler { + private final String Path; + private final ChronoUnit Rotation; + + public RotationFileHandler(String path, ChronoUnit rotation) { + Path = path; + Rotation = rotation; + } + + @Override + public void log(String message) { + LocalDateTime dateNow = LocalDateTime.now().truncatedTo(Rotation); + File file = new File(Path + dateNow.toString().replace(':', '#') + ".txt"); + try (FileOutputStream fileOutputStream = new FileOutputStream(file)) { + fileOutputStream.write(message.getBytes()); + } catch (IOException ex) { + System.out.println(ex.getMessage()); + } + } +} \ No newline at end of file