8000 Get current project root directory · allwaysoft/Java-Coding-Problems@66bc05a · GitHub
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AnghelLeonardAnghelLeonard
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Get current project root directory
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‎Chapter06/BONUS_1_GetCurrentProjectRootDirectory/README.md

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# Converting `Date` to `YearMonth`
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Write a program that converts an `Date` to `YearMonth` and vice-versa.

‎Chapter06/BONUS_1_GetCurrentProjectRootDirectory/pom.xml

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<?xml version="1.0" encoding="UTF-8"?>
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<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/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>com.app</groupId>
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<artifactId>BONUS_1_GetCurrentProjectRootDirectory</artifactId>
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<version>1.0-SNAPSHOT</version>
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<packaging>jar</packaging>
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<properties>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<maven.compiler.source>13</maven.compiler.source>
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<maven.compiler.target>13</maven.compiler.target>
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</properties>
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<name>BONUS_1_GetCurrentProjectRootDirectory</name>
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</project>

‎Chapter06/BONUS_1_GetCurrentProjectRootDirectory/src/main/java/modern/challenge/MainApplication.java

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package modern.challenge;
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public class MainApplication {
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public static void main(String[] args) {
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System.out.println("The root directory of this project is:\n"
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+ Roots.getCurrentProjectRootDirectory());
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}
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}

‎Chapter06/BONUS_1_GetCurrentProjectRootDirectory/src/main/java/modern/challenge/Roots.java

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package modern.challenge;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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public class Roots {
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private Roots() {
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throw new AssertionError("Cannot be instantiatied");
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}
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public static String getCurrentProjectRootDirectory() {
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String userDirectory = System.getProperty("user.dir");
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Path rootDirectory = Paths.get(".").normalize().toAbsolutePath();
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if (rootDirectory.startsWith(userDirectory)) {
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return rootDirectory.toString();
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} else {
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throw new RuntimeException("Cannot find the current project root directory");
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}
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}
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}

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