Adding the original version from the blog.

pom.xml

@@ -0,0 +1,42 @@
+<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>de.lusiardi.maven</groupId>
+    <artifactId>basics1</artifactId>
+    <packaging>jar</packaging>
+    <version>0.1</version>
+    <name>Einfuehrung in Maven</name>
+    <url>http://wp.lusiardi.de/?p=197</url>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>
+                    org.apache.maven.plugins
+                </groupId>
+                <artifactId>
+                    maven-compiler-plugin
+                </artifactId>
+                <version>2.1</version>
+                <configuration>
+                    <source>
+                        1.5
+                    </source>
+                    <target>
+                        1.5
+                    </target>
+                    <encoding>UTF-8</encoding>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+    <dependencies>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>4.8.2</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+</project>

src/main/java/b1/Math.java

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+package b1;
+
+public class Math {
+
+    public static int square(int a) {
+        return a * a;
+    }
+}

src/test/java/b1/MathTest.java

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+package b1;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+public class MathTest {
+
+    @Test
+    public void testSqure() {
+        Assert.assertEquals(16, Math.square(4));
+    }
+}