s439473/java-xml-json-projekt-2
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Błażej Rybarkiewicz 2020-05-24 16:32:11 +02:00
commit 2484cd63fe
3 changed files with 107 additions and 0 deletions
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.gitignore vendored Normal file
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.idea
target
java-xml-json-projekt-2.iml

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pom.xml Normal file
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<?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>org.example</groupId>
<artifactId>java-xml-json-projekt-2</artifactId>
<version>1.0-SNAPSHOT</version>
<properties>
<maven.compiler.source>1.6</maven.compiler.source>
<maven.compiler.target>1.6</maven.compiler.target>
</properties>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-assembly-plugin</artifactId>
<executions>
<execution>
<phase>package</phase>
<goals>
<goal>single</goal>
</goals>
<configuration>
<finalName>${project.artifactId}-${project.version}</finalName>
<attach>false</attach>
<appendAssemblyId>false</appendAssemblyId>
<archive>
<manifest>
<mainClass>
Main
</mainClass>
</manifest>
</archive>
<descriptorRefs>
<descriptorRef>jar-with-dependencies</descriptorRef>
</descriptorRefs>
</configuration>
</execution>
</executions>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source>8</source>
<target>8</target>
</configuration>
</plugin>
</plugins>
</build>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.json</groupId>
<artifactId>json</artifactId>
<version>20200518</version>
</dependency>
</dependencies>
</project>

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src/main/java/Main.java Normal file
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import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.Scanner;
import org.json.JSONObject;
public class Main {
public static void main(String[] args) {
try {
InputStream response = new URL("https://api.exchangeratesapi.io/latest").openStream();
Scanner s = new Scanner(response).useDelimiter("\\A");
String result = s.hasNext() ? s.next() : "";
JSONObject rates = new JSONObject(result).getJSONObject("rates");
Scanner inScanner = new Scanner(System.in); // Create a Scanner object
while (true) {
System.out.println("Wpisz 'quit' aby zakończyć działania programu.");
System.out.println("Podaj kod waluty:");
String code = inScanner.nextLine().trim().toUpperCase();
if (code.equals("QUIT")) {
System.out.println("Papa.");
System.exit(0);
} else if (rates.has(code)) {
System.out.printf("Dzisiejszy kurs EUR/%s to %.6f\n", code, rates.getBigDecimal(code));
} else {
System.out.printf("Nie znaleziono pary EUR/%s. Podaj inną walutę\n", code);
}
}
} catch (MalformedURLException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
}