From 4221ebadfa15cf8baedb9f3ff4b914478f941554 Mon Sep 17 00:00:00 2001
From: Yehoshua Oliveira <ioxua@newgo.com.br>
Date: Tue, 12 Jan 2021 15:09:20 -0300
Subject: [PATCH] feat: adds epsg code to the Datum interface

---
 .../skywalker/coordinateconverter/Datum.java  |  2 ++
 .../skywalker/coordinateconverter/Datums.java | 19 ++++++++++++-------
 2 files changed, 14 insertions(+), 7 deletions(-)

diff --git a/src/main/java/br/com/skywalker/coordinateconverter/Datum.java b/src/main/java/br/com/skywalker/coordinateconverter/Datum.java
index 6773972..12b40d4 100644
--- a/src/main/java/br/com/skywalker/coordinateconverter/Datum.java
+++ b/src/main/java/br/com/skywalker/coordinateconverter/Datum.java
@@ -14,6 +14,8 @@ public interface Datum {
 
 	String name();
 
+	int getEpsgCode();
+
 	default boolean isEqual(Datum other) {
 	    return null != other &&
                 this.getSemiAxis() == other.getSemiAxis() &&
diff --git a/src/main/java/br/com/skywalker/coordinateconverter/Datums.java b/src/main/java/br/com/skywalker/coordinateconverter/Datums.java
index f8ad5f2..962d35b 100644
--- a/src/main/java/br/com/skywalker/coordinateconverter/Datums.java
+++ b/src/main/java/br/com/skywalker/coordinateconverter/Datums.java
@@ -2,25 +2,27 @@
 
 public enum Datums implements Datum {
 
-	NONE(0.000000e+00, 0.000000e+00, 0.000000e+00, 0.000000e+00, 0.000000e+00),
-	SAD69(6.3781600e+06, 3.35289187e-03, -6.735000e+01, 3.880000e+00, -3.822000e+01),
-	CorregoAlegre(6.3783880e+06, 3.36700337e-03, -2.060500e+02, 1.682800e+02, -3.820000e+00),
-	AstroChua(6.3783880e+06, 3.36700337e-03, -1.443500e+02, 2.433700e+02, -3.322000e+01),
-	WGS84(6.3781370e+06, 3.35281066e-03, 0.000000e+00, 0.000000e+00, 0.000000e+00),
-	SIRGAS2000(6.3781370e+06, 3.35281068e-03, 0.000000e+00, 0.000000e+00, 0.000000e+00);
+	NONE(0.000000e+00, 0.000000e+00, 0.000000e+00, 0.000000e+00, 0.000000e+00, 0),
+	SAD69(6.3781600e+06, 3.35289187e-03, -6.735000e+01, 3.880000e+00, -3.822000e+01, 4618),
+	CorregoAlegre(6.3783880e+06, 3.36700337e-03, -2.060500e+02, 1.682800e+02, -3.820000e+00, 4225),
+	AstroChua(6.3783880e+06, 3.36700337e-03, -1.443500e+02, 2.433700e+02, -3.322000e+01, 4224),
+	WGS84(6.3781370e+06, 3.35281066e-03, 0.000000e+00, 0.000000e+00, 0.000000e+00, 4326),
+	SIRGAS2000(6.3781370e+06, 3.35281068e-03, 0.000000e+00, 0.000000e+00, 0.000000e+00, 4674);
 
 	private double semiAxis;
 	private double flatness;
 	private double deltaX;
 	private double deltaY;
 	private double deltaZ;
+	private int epsgCode;
 
-	private Datums(double semiAxis, double flatness, double deltaX, double deltaY, double deltaZ) {
+	private Datums(double semiAxis, double flatness, double deltaX, double deltaY, double deltaZ, int epsgCode) {
 		this.semiAxis = semiAxis;
 		this.flatness = flatness;
 		this.deltaX = deltaX;
 		this.deltaY = deltaY;
 		this.deltaZ = deltaZ;
+		this.epsgCode = epsgCode;
 	}
 
 	public double getSemiAxis() {
@@ -43,4 +45,7 @@ public double getDeltaZ() {
 		return deltaZ;
 	}
 
+    public int getEpsgCode() {
+        return epsgCode;
+    }
 }