New coordinate classes which will be useful as keys for different kin…

…ds of Maps (collections).

src/main/java/ru/wpstuio/amorphine/utils/Coordinates2d.java

@@ -0,0 +1,34 @@
+package ru.wpstuio.amorphine.utils;
+
+/**
+ * The class has been created to use as a key for hash maps containing chunks, regions and so on.
+ * All new inctanses of the class with simular params returns the same hash code
+ */
+public class Coordinates2d {
+    private final int x;
+    private final int z;
+
+    private final String coordinates_as_string;
+
+    public Coordinates2d(int x, int z) {
+        this.x = x;
+        this.z = z;
+
+        this.coordinates_as_string = "(" + x + ";" + z + ")";
+    }
+
+    public int getX() {
+        return x;
+    }
+
+    public int getZ() {
+        return z;
+    }
+
+    public String toString() {
+        return coordinates_as_string;
+    }
+    public int hashCode() {
+        return this.coordinates_as_string.hashCode();
+    }
+}

src/main/java/ru/wpstuio/amorphine/utils/Coordinates3d.java

@@ -0,0 +1,41 @@
+package ru.wpstuio.amorphine.utils;
+
+/**
+ * The class has been created to use as a key for hash maps containing chunks, regions and so on.
+ * All new inctanses of the class with simular params returns the same hash code
+ */
+public class Coordinates3d {
+    private final int x;
+    private final int y;
+    private final int z;
+
+    private final String coordinates_as_string;
+
+    public Coordinates3d(int x, int y, int z) {
+        this.x = x;
+        this.y = y;
+        this.z = z;
+
+        this.coordinates_as_string = "(" + x + ";" + y + ";" + z + ")";
+    }
+
+    public int getX() {
+        return x;
+    }
+
+    public int getY() {
+        return y;
+    }
+
+    public int getZ() {
+        return z;
+    }
+
+    public String toString() {
+        return coordinates_as_string;
+    }
+
+    public int hashCode() {
+        return this.coordinates_as_string.hashCode();
+    }
+}