Simple Java Example

.travis.yml

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+language: java

README.md

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-# java-example
+[![Build Status](https://travis-ci.org/travis-ci-examples/java-example.svg?branch=master)](https://travis-ci.org/travis-ci-examples/java-example)
+
+# JAVA Example
+Just to learn how to use travis-ci in a java project!
+
+This is a working minimal example of how to use Travis CI with Java on GitHub.
+
+- It uses the [JUnit](https://junit.org) testing framework

pom.xml

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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">
+	<modelVersion>4.0.0</modelVersion>
+
+	<groupId>io.github.travis-ci-examples</groupId>
+	<artifactId>java-example</artifactId>
+	<version>1.0.0</version>
+	<packaging>jar</packaging>
+
+	<name>travis-ci-java-example</name>
+
+	<dependencies>
+
+		<dependency>
+			<groupId>junit</groupId>
+			<artifactId>junit</artifactId>
+			<version>4.12</version>
+			<scope>test</scope>
+		</dependency>
+
+	</dependencies>
+
+	<build>
+		<plugins>
+
+			<plugin>
+				<artifactId>maven-assembly-plugin</artifactId>
+				<version>2.6</version>
+				<configuration>
+					<descriptorRefs>
+						<descriptorRef>jar-with-dependencies</descriptorRef>
+					</descriptorRefs>
+					<finalName>travis-ci-java-example</finalName>
+					<appendAssemblyId>false</appendAssemblyId>
+					<archive>
+						<manifest>
+							<mainClass>io.github.travis_ci_examples.SimpleCalculator</mainClass>
+						</manifest>
+					</archive>
+				</configuration>
+				<executions>
+					<execution>
+						<id>build-jar-with-dependencies</id>
+						<phase>package</phase>
+						<goals>
+							<goal>single</goal>
+						</goals>
+					</execution>
+				</executions>
+			</plugin>
+
+		</plugins>
+	</build>
+</project>

src/main/java/io/github/travis_ci_examples/SimpleCalculator.java

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+package io.github.travis_ci_examples;
+
+public class SimpleCalculator {
+	public int add(int a, int b) {
+		return a + b;
+	}
+	public int sub(int a, int b) {
+		return a - b;
+	}
+	public int mul(int a, int b) {
+		return a * b;
+	}
+	public int div(int a, int b) {
+		return a / b;
+	}
+	public static final void main(String[] args) {
+		System.out.println("Hello world?");
+	}
+}

test/java/io/github/travis_ci_examples/SimpleCalculatorTest.java

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+package io.github.travis_ci_examples;
+
+import java.util.*;
+
+import static org.junit.Assert.*;
+import org.junit.*;
+
+public class SimpleCalculatorTest {
+	@Test
+	public void testAdd() {
+		SimpleCalculator calc = new SimpleCalculator();
+		assertEquals(calc.add(1, 1), 2);
+	}
+	@Test
+	public void testSub() {
+		SimpleCalculator calc = new SimpleCalculator();
+		assertEquals(calc.sub(1, 1), 0);
+	}
+	@Test
+	public void testMul() {
+		SimpleCalculator calc = new SimpleCalculator();
+		assertEquals(calc.mul(3, 5), 15);
+	}
+	@Test
+	public void testDiv() {
+		SimpleCalculator calc = new SimpleCalculator();
+		assertEquals(calc.div(8, 2), 4);
+	}
+}