Very Simple OOP Example

Personal/SimpleOOPExample/src/Coords.java

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+public class Coords {
+    private int x;
+    private int y;
+
+    public Coords(int x, int y) {
+        this.x = x;
+        this.y = y;
+    }
+
+    public int getX() {
+        return x;
+    }
+
+    public void setX(int x) {
+        this.x = x;
+    }
+
+    public int getY() {
+        return y;
+    }
+
+    public void setY(int y) {
+        this.y = y;
+    }
+}

Personal/SimpleOOPExample/src/Line.java

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+public class Line {
+    private double gradient;
+    private double intercept;
+
+    private int x1;
+    private int x2;
+    private int y1;
+    private int y2;
+
+    public Line(Coords coords1, Coords coords2) {
+        this.x1 = coords1.getX();
+        this.y1 = coords1.getY();
+        this.x2 = coords2.getX();
+        this.y2 = coords2.getY();
+    }
+
+    public void calculateGradient() {
+        gradient = (y2 - y1) / (x2 - x1);
+    }
+
+    public void calculateIntercept() {
+        intercept = y1 - (gradient * x1);
+    }
+
+    public void displayEquation() {
+        System.out.println("y = " + gradient + "x + " + intercept);
+    }
+
+    public double getGradient() {
+        return gradient;
+    }
+
+    public void setGradient(int gradient) {
+        this.gradient = gradient;
+    }
+
+    public double getIntercept() {
+        return intercept;
+    }
+
+    public void setIntercept(int intercept) {
+        this.intercept = intercept;
+    }
+
+}

Personal/SimpleOOPExample/src/Main.java

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+public class Main {
+    public static void main(String[] args) throws Exception {
+        Coords p1 = new Coords(4, 16);
+        Coords p2 = new Coords(2, 8);
+
+        Line myLine = new Line(p1, p2);
+
+        myLine.calculateGradient();
+        myLine.calculateIntercept();
+        myLine.displayEquation();
+    }
+}