Switch to Maven file structure

src/main/java/tools/Randomizer.java

@@ -0,0 +1,40 @@
+package tools;
+
+import java.util.Random;
+
+public class Randomizer {
+
+    private final static Random rand = new Random();
+
+    public static int nextInt() {
+	return rand.nextInt();
+    }
+
+    public static int nextInt(final int arg0) {
+	return rand.nextInt(arg0);
+    }
+
+    public static void nextBytes(final byte[] bytes) {
+	rand.nextBytes(bytes);
+    }
+
+    public static boolean nextBoolean() {
+	return rand.nextBoolean();
+    }
+
+    public static double nextDouble() {
+	return rand.nextDouble();
+    }
+
+    public static float nextFloat() {
+	return rand.nextFloat();
+    }
+
+    public static long nextLong() {
+	return rand.nextLong();
+    }
+
+    public static int rand(final int lbound, final int ubound) {
+	return (int) ((rand.nextDouble() * (ubound - lbound + 1)) + lbound);
+    }
+}