Init

.gitignore

+**/target/
+/target/
+*/target/*
+.classpath
+.project
+.settings
+
+# Package Files #
+*.jar
+*.war
+*.ear
+
+*.iml
+*.idea
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pom.xml

+<project xmlns="http://maven.apache.org/POM/4.0.0"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+	<groupId>koz01.java2</groupId>
+	<artifactId>lab08</artifactId>
+	<version>0.0.1-SNAPSHOT</version>
+	<packaging>jar</packaging>
+	<properties>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+		<maven.compiler.source>15</maven.compiler.source>
+		<maven.compiler.target>15</maven.compiler.target>
+	</properties>
+	<dependencies>
+		<dependency>
+			<groupId>org.openjfx</groupId>
+			<artifactId>javafx-controls</artifactId>
+			<version>15.0.1</version>
+		</dependency>
+		<dependency>
+			<groupId>org.openjfx</groupId>
+			<artifactId>javafx-fxml</artifactId>
+			<version>15.0.1</version>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/org.junit.jupiter/junit-jupiter-api -->
+		<dependency>
+			<groupId>org.junit.jupiter</groupId>
+			<artifactId>junit-jupiter-api</artifactId>
+			<version>5.5.2</version>
+			<scope>test</scope>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/org.junit.jupiter/junit-jupiter-engine -->
+		<dependency>
+			<groupId>org.junit.jupiter</groupId>
+			<artifactId>junit-jupiter-engine</artifactId>
+			<version>5.5.2</version>
+			<scope>test</scope>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/org.junit.jupiter/junit-jupiter-params -->
+		<dependency>
+			<groupId>org.junit.jupiter</groupId>
+			<artifactId>junit-jupiter-params</artifactId>
+			<version>5.5.2</version>
+			<scope>test</scope>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/org.projectlombok/lombok -->
+		<dependency>
+		    <groupId>org.projectlombok</groupId>
+		    <artifactId>lombok</artifactId>
+		    <version>1.18.18</version>
+		    <scope>provided</scope>
+		</dependency>
+		<!-- https://mvnrepository.com/artifact/org.apache.logging.log4j/log4j-api -->
+		<dependency>
+		    <groupId>org.apache.logging.log4j</groupId>
+		    <artifactId>log4j-api</artifactId>
+		    <version>2.14.0</version>
+		</dependency>
+				
+				<!-- https://mvnrepository.com/artifact/org.apache.logging.log4j/log4j-api -->
+		<dependency>
+		    <groupId>org.apache.logging.log4j</groupId>
+		    <artifactId>log4j-core</artifactId>
+		    <version>2.14.0</version>
+		</dependency>
+	</dependencies>
+</project>

src/main/java/koz01/java2/lab08/App.java

+package koz01.java2.lab08;
+
+import javafx.application.Application;
+import javafx.scene.Scene;
+import javafx.scene.layout.BorderPane;
+import javafx.stage.Stage;
+
+
+/**
+ * JavaFX App
+ */
+public class App extends Application {
+
+    @Override
+    public void start(Stage primaryStage) {
+    	try {
+			BorderPane root = new BorderPane();
+			Scene scene = new Scene(root,400,400);
+			scene.getStylesheets().add(getClass().getResource("application.css").toExternalForm());
+			primaryStage.setScene(scene);
+			primaryStage.show();
+		} catch(Exception e) {
+			e.printStackTrace();
+		}
+    }
+
+    public static void main(String[] args) {
+        launch();
+    }
+
+}
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src/main/java/koz01/java2/lab08/tools/CreateIndex.java

+package koz01.java2.lab08.tools;
+
+import java.io.IOException;
+import java.nio.ByteBuffer;
+import java.nio.channels.FileChannel;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.nio.file.StandardOpenOption;
+import java.util.Collection;
+import java.util.LinkedList;
+
+import lombok.extern.log4j.Log4j2;
+
+@Log4j2
+public class CreateIndex {
+
+
+	public static void main(String[] args) throws IOException {
+		Collection<Path> files = new LinkedList<>();
+		Files.newDirectoryStream(Paths.get(args[0])).forEach(p -> files.add(p));
+		try (FileChannel fc = FileChannel.open(Paths.get(args[1]),
+			StandardOpenOption.CREATE, StandardOpenOption.WRITE,
+			StandardOpenOption.TRUNCATE_EXISTING))
+		{
+			ByteBuffer bb = java.nio.ByteBuffer.allocate(8);
+			bb.putInt(files.size());
+			bb.flip();
+			fc.write(bb);
+			bb.clear();
+			int offset = 4 + files.size() * 8;
+			for (Path image : files) {
+				bb.putInt(offset);
+				int size = (int) Files.size(image);
+				log.info("file: {}, size={}, offset={}", image, size, offset);
+				
+				bb.putInt(size);
+				bb.flip();
+				fc.write(bb);
+				bb.clear();
+				offset += size;
+			}
+			ByteBuffer bb1 = ByteBuffer.allocate(1024 * 1024);
+			for (Path image : files) {
+				try(FileChannel fci = FileChannel.open(image)) {
+					while (0 <= fci.read(bb1)) {
+						bb1.flip();
+						fc.write(bb1);
+						bb1.clear();
+					}
+				}
+			}
+		}
+	}
+
+}

src/main/java/module-info.java

+module koz01.java2.lab08 {
+    requires transitive javafx.controls;
+    requires javafx.fxml;
+    opens koz01.java2.lab08 to javafx.fxml;
+    exports koz01.java2.lab08;
+		requires lombok;
+		requires org.apache.logging.log4j;
+}
\ No newline at end of file

src/main/resources/koz01/java2/lab08/application.css

+/* JavaFX CSS - Leave this comment until you have at least create one rule which uses -fx-Property */
\ No newline at end of file

src/main/resources/log4j2.xml

+<Configuration>
+	<Appenders>
+		<Console name="Console">
+			<PatternLayout pattern="%d{HH:mm:ss.SSS} [%t] %-5level %logger{36} - %msg%n"/>
+		</Console>
+	</Appenders>
+	<Loggers>
+		<Root level="info">
+			<AppenderRef ref="Console"></AppenderRef>
+		</Root>
+	</Loggers>
+</Configuration>
\ No newline at end of file