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-rw-r--r--graphs/java/travel/.gitignore38
-rw-r--r--graphs/java/travel/pom.xml138
-rw-r--r--graphs/java/travel/src/main/java/fr/epita/assistants/travel/Country.java44
-rw-r--r--graphs/java/travel/src/main/java/fr/epita/assistants/travel/Travel.java13
-rw-r--r--graphs/java/travel/src/main/resources/travel_times.csv29
5 files changed, 262 insertions, 0 deletions
diff --git a/graphs/java/travel/.gitignore b/graphs/java/travel/.gitignore
new file mode 100644
index 0000000..5ff6309
--- /dev/null
+++ b/graphs/java/travel/.gitignore
@@ -0,0 +1,38 @@
+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### IntelliJ IDEA ###
+.idea/modules.xml
+.idea/jarRepositories.xml
+.idea/compiler.xml
+.idea/libraries/
+*.iws
+*.iml
+*.ipr
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store \ No newline at end of file
diff --git a/graphs/java/travel/pom.xml b/graphs/java/travel/pom.xml
new file mode 100644
index 0000000..671d430
--- /dev/null
+++ b/graphs/java/travel/pom.xml
@@ -0,0 +1,138 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<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">
+ <modelVersion>4.0.0</modelVersion>
+ <groupId>fr.epita.assistants</groupId>
+ <artifactId>travel</artifactId>
+ <version>1.0</version>
+
+ <properties>
+ <versions.java>21</versions.java>
+ <versions.junit>5.9.1</versions.junit>
+ <versions.maven-compiler-plugin>3.13.0</versions.maven-compiler-plugin>
+ <versions.maven-surefire-plugin>3.5.0</versions.maven-surefire-plugin>
+ <versions.maven-jar-plugin>3.1.1</versions.maven-jar-plugin>
+ <versions.maven-install-plugin>3.1.0</versions.maven-install-plugin>
+
+ <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+
+ <surefire.reportsDirectory>${project.build.directory}/surefire-reports</surefire.reportsDirectory>
+ </properties>
+
+ <dependencies>
+ <dependency>
+ <groupId>org.junit.jupiter</groupId>
+ <artifactId>junit-jupiter</artifactId>
+ <version>${versions.junit}</version>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.maven.surefire</groupId>
+ <artifactId>surefire-junit-platform</artifactId>
+ <version>${versions.maven-surefire-plugin}</version>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.maven</groupId>
+ <artifactId>maven-compat</artifactId>
+ <version>3.9.8</version>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.maven</groupId>
+ <artifactId>maven-plugin-api</artifactId>
+ <version>3.9.8</version>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.maven</groupId>
+ <artifactId>maven-project</artifactId>
+ <version>2.2.1</version>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.maven</groupId>
+ <artifactId>maven-core</artifactId>
+ <version>3.8.1</version>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.maven</groupId>
+ <artifactId>maven-monitor</artifactId>
+ <version>2.2.1</version>
+ </dependency>
+ <dependency>
+ <groupId>org.codehaus.plexus</groupId>
+ <artifactId>plexus-utils</artifactId>
+ <version>3.0.24</version>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.maven.shared</groupId>
+ <artifactId>maven-filtering</artifactId>
+ <version>3.3.2</version>
+ </dependency>
+ <dependency>
+ <groupId>org.codehaus.plexus</groupId>
+ <artifactId>plexus-interpolation</artifactId>
+ <version>1.13</version>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.maven</groupId>
+ <artifactId>maven-profile</artifactId>
+ <version>2.2.1</version>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.maven</groupId>
+ <artifactId>maven-artifact-manager</artifactId>
+ <version>2.2.1</version>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.maven</groupId>
+ <artifactId>maven-plugin-registry</artifactId>
+ <version>2.2.1</version>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.maven</groupId>
+ <artifactId>maven-repository-metadata</artifactId>
+ <version>2.2.1</version>
+ </dependency>
+ <dependency>
+ <groupId>classworlds</groupId>
+ <artifactId>classworlds</artifactId>
+ <version>1.1</version>
+ </dependency>
+ <dependency>
+ <groupId>org.junit.platform</groupId>
+ <artifactId>junit-platform-commons</artifactId>
+ <version>1.9.3</version>
+ </dependency>
+ <dependency>
+ <groupId>com.opencsv</groupId>
+ <artifactId>opencsv</artifactId>
+ <version>4.1</version>
+ </dependency>
+ </dependencies>
+
+ <build>
+ <plugins>
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-compiler-plugin</artifactId>
+ <version>${versions.maven-compiler-plugin}</version>
+ <configuration>
+ <source>${versions.java}</source>
+ <target>${versions.java}</target>
+ </configuration>
+ </plugin>
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-install-plugin</artifactId>
+ <version>${versions.maven-install-plugin}</version>
+ </plugin>
+
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-surefire-plugin</artifactId>
+ <version>${versions.maven-surefire-plugin}</version>
+ <configuration>
+ <reportsDirectory>${surefire.reportsDirectory}</reportsDirectory>
+ </configuration>
+ </plugin>
+ </plugins>
+ </build>
+</project>
diff --git a/graphs/java/travel/src/main/java/fr/epita/assistants/travel/Country.java b/graphs/java/travel/src/main/java/fr/epita/assistants/travel/Country.java
new file mode 100644
index 0000000..e616e64
--- /dev/null
+++ b/graphs/java/travel/src/main/java/fr/epita/assistants/travel/Country.java
@@ -0,0 +1,44 @@
+package fr.epita.assistants.travel;
+
+import com.opencsv.CSVReader;
+
+import java.io.FileReader;
+import java.time.ZoneId;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Objects;
+
+public class Country {
+ String countryName;
+ public Map<String, Integer> travelTimes;
+ ZoneId countryZone;
+ String filename;
+
+ public Country(String countryName, String countryZone, String inputFilePath) {
+ this.countryName = countryName;
+ this.countryZone = ZoneId.of(countryZone);
+ this.filename = inputFilePath;
+ this.travelTimes = initTravelTimes(inputFilePath);
+ }
+
+ public Map<String, Integer> initTravelTimes(String inputFilePath) {
+ Map<String, Integer> res = new HashMap<>();
+ try {
+ CSVReader c = new CSVReader(new FileReader(inputFilePath));
+ List<String[]> lines = c.readAll();
+ lines.removeFirst();
+ for (String[] line : lines) {
+ if (Objects.equals(line[0], this.countryName)) {
+ res.put(line[1], Integer.parseInt(line[2]));
+ }
+ else if (Objects.equals(line[1], this.countryName)) {
+ res.put(line[0], Integer.parseInt(line[2]));
+ }
+ }
+ } catch (Exception e) {
+ throw new RuntimeException(e);
+ }
+ return res;
+ }
+}
diff --git a/graphs/java/travel/src/main/java/fr/epita/assistants/travel/Travel.java b/graphs/java/travel/src/main/java/fr/epita/assistants/travel/Travel.java
new file mode 100644
index 0000000..9302e18
--- /dev/null
+++ b/graphs/java/travel/src/main/java/fr/epita/assistants/travel/Travel.java
@@ -0,0 +1,13 @@
+package fr.epita.assistants.travel;
+
+import java.time.ZonedDateTime;
+import java.time.format.DateTimeFormatter;
+
+public class Travel {
+ public static void travelTo(Country source, Country destination) {
+ ZonedDateTime t1 = ZonedDateTime.now(source.countryZone);
+ ZonedDateTime t2 = ZonedDateTime.now(destination.countryZone).plusHours(source.travelTimes.get(destination.countryName));
+ System.out.println("Boarding in " + source.countryName + ", local date and time is: " + t1.format(DateTimeFormatter.RFC_1123_DATE_TIME));
+ System.out.println("Landing in " + destination.countryName + ", local date and time on arrival will be: " + t2.format(DateTimeFormatter.RFC_1123_DATE_TIME));
+ }
+}
diff --git a/graphs/java/travel/src/main/resources/travel_times.csv b/graphs/java/travel/src/main/resources/travel_times.csv
new file mode 100644
index 0000000..a6b720b
--- /dev/null
+++ b/graphs/java/travel/src/main/resources/travel_times.csv
@@ -0,0 +1,29 @@
+source,destination,travel_time
+France,Italy,1
+France,England,2
+France,Vietnam,12
+France,Chicago,9
+France,Brazil,12
+France,Egypt,4
+France,Australia,24
+Italy,England,3
+Italy,Vietnam,11
+Italy,Chicago,9
+Italy,Brazil,12
+Italy,Egypt,3
+Italy,Australia,17
+England,Vietnam,12
+England,Chicago,11
+England,Brazil,12
+England,Egypt,5
+England,Australia,21
+Vietnam,Chicago,21
+Vietnam,Brazil,21
+Vietnam,Egypt,17
+Vietnam,Australia,6
+Chicago,Brazil,13
+Chicago,Egypt,13
+Chicago,Australia,21
+Brazil,Egypt,17
+Brazil,Australia,21
+Egypt,Australia,19 \ No newline at end of file
generated by cgit v1.2.3 (git 2.39.1) at 2026-03-14 14:29:59 +0000