feat(mon_dir): initial commit
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# Files
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.classpath
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.externalToolBuilders
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.gradle
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.project
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.pydevproject
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.settings
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.sonar
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*~
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*.ipr
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*.iml
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*.iws
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*.swp
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*.DS_Store
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*.snap.debug
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dependency-reduced-pom.xml
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# Directories
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.idea/
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.run/
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.venv/
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_site/
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build/
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dist/
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docs/_build/
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gen-java/
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gen-javabean/
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gen-py/
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node_modules/
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target/
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# Overview
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This project can serve as starting point for Maven and Java based projects.
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# Links
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[source](https://javapapers.com/core-java/monitor-a-folder-using-java/)
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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xmlns="http://maven.apache.org/POM/4.0.0"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<name>mon_dir</name>
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<description>description</description>
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<url>https://swingbe.de</url>
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<groupId>org.swingbe.de</groupId>
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<artifactId>mon_dir</artifactId>
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<version>0.0.1</version>
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<packaging>jar</packaging>
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<licenses>
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<license>
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<name>GNU General Public License</name>
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<url>https://www.gnu.org/licenses/gpl-3.0.txt</url>
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</license>
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</licenses>
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<scm>
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<url>https://github.com/Software-Ingenieur-Begerad/sandbox-java</url>
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</scm>
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<properties>
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<!-- Other properties -->
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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</properties>
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<build>
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<plugins>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-compiler-plugin</artifactId>
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<version>3.8.1</version>
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<configuration>
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<!-- Target Java versions -->
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<release>11</release>
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</configuration>
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</plugin>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-shade-plugin</artifactId>
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<version>3.2.1</version>
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<executions>
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<execution>
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<phase>package</phase>
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<goals>
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<goal>shade</goal>
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</goals>
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<configuration>
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<filters>
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<filter>
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<!-- exclude signatures from merged JAR to avoid invalid signature messages -->
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<artifact>*:*</artifact>
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<excludes>
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<exclude>META-INF/*.SF</exclude>
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<exclude>META-INF/*.DSA</exclude>
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<exclude>META-INF/*.RSA</exclude>
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</excludes>
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</filter>
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</filters>
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<!-- The shaded JAR will not be the main artifact for the project, it will be attached
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for deployment in the way source and docs are. -->
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<shadedArtifactAttached>true
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</shadedArtifactAttached>
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<shadedClassifierName>shaded</shadedClassifierName>
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<transformers>
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<transformer
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implementation="org.apache.maven.plugins.shade.resource.ServicesResourceTransformer"/>
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<transformer
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implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
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<manifestEntries>
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<Main-Class>de.swingbe.mon_dir.Main
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</Main-Class>
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</manifestEntries>
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</transformer>
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</transformers>
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</configuration>
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</execution>
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</executions>
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</plugin>
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</plugins>
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</build>
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</project>
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package de.swingbe.mon_dir;
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import java.io.IOException;
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import java.nio.file.*;
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public class Main {
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public static void main(String[] args) throws IOException,
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InterruptedException {
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Path folder = Paths.get("./");
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//obtain WatchService instance using FileSystems class
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WatchService watchService = FileSystems.getDefault().newWatchService();
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//register path to be watched with this instance
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folder.register(watchService, StandardWatchEventKinds.ENTRY_CREATE);
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boolean valid = true;
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do {
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WatchKey watchKey = watchService.take();
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for (WatchEvent event : watchKey.pollEvents()) {
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WatchEvent.Kind kind = event.kind();
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if (StandardWatchEventKinds.ENTRY_CREATE.equals(event.kind())) {
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String fileName = event.context().toString();
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System.out.println("File Created:" + fileName);
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} else if (StandardWatchEventKinds.ENTRY_MODIFY.equals(event.kind())) {
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String fileName = event.context().toString();
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System.out.println("File modified:" + fileName);
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} else if (StandardWatchEventKinds.ENTRY_DELETE.equals(event.kind())) {
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String fileName = event.context().toString();
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System.out.println("File deleted:" + fileName);
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} else {
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System.out.println("Event unkown");
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}
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valid = watchKey.reset();
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}
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}
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while (valid);
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}
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}
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