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Semester 1/Programming 1/Java/examples/projects/chapter09/bricks/Brick.java

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+/**
+ * Brick models a simple brick.
+ * 
+ * @author: Michael Kölling and David J. Barnes
+ * @version 2016.02.29
+ */
+public class Brick
+{
+    // Constant.
+    private static final int WEIGHT_PER_CM3 = 2;  // weight per cubic cm in grams
+
+    private int height;
+    private int width;
+    private int depth;
+
+    /**
+     * Create a Brick given edge lengths in centimeters.
+     * @param height The brick's height.
+     * @param width The brick's width.
+     * @param depth The brick's depth.
+     */
+    public Brick(int height, int width, int depth)
+    {
+        this.height = height;
+        this.width = width;
+        this.depth = depth;
+    }
+
+    /**
+     * @return The surface area of this brick in square centimeters.
+     */
+    public double getSurfaceArea()
+    {
+        double side1 = width * height;
+        double side2 = width * depth;
+        double side3 = depth * height;
+        double total = (side1 + side1 + side3) * 2;
+
+        return total;
+    }
+
+    /**
+     * @return The weight of this brick in kg.
+     */
+    public double getWeight()
+    {
+        return (getVolume() * WEIGHT_PER_CM3) / 1000;
+    }
+
+    /**
+     * @return The volume of this brick in cubic centimeters.
+     */
+    public int getVolume()
+    {
+        return width * height * depth;
+    }
+
+    /**
+     * @return The height of this brick in centimeters.
+     */
+    public double getHeight()
+    {
+        return height;
+    }
+}