Add new class to send in notification events

src/main/java/me/goudham/domain/OldClipboardContent.java

@@ -0,0 +1,24 @@
+package me.goudham.domain;
+
+import java.awt.image.BufferedImage;
+
+public class OldClipboardContent {
+    private String oldText;
+    private BufferedImage oldImage;
+
+    public OldClipboardContent(String oldText) {
+        this.oldText = oldText;
+    }
+
+    public OldClipboardContent(BufferedImage oldImage) {
+        this.oldImage = oldImage;
+    }
+
+    public BufferedImage getOldImage() {
+        return oldImage;
+    }
+
+    public String getOldText() {
+        return oldText;
+    }
+}