added ShoppingCart(wip)

.gitignore

@@ -1,3 +1,4 @@
 *.iml
 .idea
 .project
+target

src/main/java/de/hsel/spm/baudas/analysis/ShoppingCart.java

@@ -0,0 +1,26 @@
+package de.hsel.spm.baudas.analysis;
+
+
+import org.jetbrains.annotations.Nullable;
+import weka.core.Instances;
+
+import java.io.File;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+public class ShoppingCart implements Analysis<Map<String, List<String>>>{
+
+
+    @Nullable
+    @Override
+    public Instances load(File file) {
+        return null;
+    }
+
+    @Override
+    public Map<String, List<String>> getResult() {
+        Map<String, List<String>> result = new HashMap<>();
+        return result;
+    }
+}