added WeekOverview

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

@@ -0,0 +1,73 @@
+package de.hsel.spm.baudas.analysis;
+
+import org.jetbrains.annotations.Nullable;
+import weka.core.Instance;
+import weka.core.Instances;
+import weka.filters.Filter;
+import weka.filters.unsupervised.attribute.Remove;
+
+import java.io.File;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Week Overview Analysis
+ *
+ * @author Julian Hinxlage
+ * @version 0.1
+ * @since 0.1
+ **/
+public class WeekOverview implements Analysis<Map<String, Integer>> {
+
+    private Instances instances;
+    private Map<String, Integer> result;
+
+    public WeekOverview(File file) {
+        result = new HashMap<String, Integer>();
+        instances = load(file);
+    }
+
+    @Override
+    public Map<String, Integer> getResult() {
+
+        int[] keepIndexes = new int[]{5, 10};
+        int dayIndex = 0;
+        int amountIndex = 1;
+
+
+        try {
+            //Remove all other attributes
+            Remove remove = new Remove();
+            remove.setAttributeIndicesArray(keepIndexes);
+            remove.setInvertSelection(true);
+            remove.setInputFormat(instances);
+            instances = Filter.useFilter(instances, remove);
+        } catch (Exception ex) {
+            ex.printStackTrace();
+        }
+
+
+        for (int i = 0; i < instances.attribute(dayIndex).numValues(); i++) {
+            String day = instances.attribute(dayIndex).value(i);
+
+            System.out.println(day);
+
+
+            for (int j = 0; j < instances.attribute(amountIndex).numValues(); j++) {
+                String amount = instances.attribute(amountIndex).value(j);
+
+                System.out.println(amount);
+
+                int x = Integer.parseInt(amount);
+
+                if(!result.containsKey(day)){
+                    result.put(day,0);
+                }
+                result.put(day,result.get(day) + x);
+
+            }
+        }
+
+        return result;
+    }
+}

src/test/java/de/hsel/spm/baudas/WeekOverviewTest.java

@@ -0,0 +1,30 @@
+package de.hsel.spm.baudas;
+
+import de.hsel.spm.baudas.analysis.WeekOverview;
+import org.junit.jupiter.api.Test;
+
+import java.io.File;
+import java.util.Map;
+
+
+/**
+ * Week Overview Analysis Test
+ *
+ * @author Julian Hinxlage
+ * @version 0.1
+ * @since 0.1
+ **/
+public class WeekOverviewTest {
+
+    @Test
+    public void test(){
+        WeekOverview overview = new WeekOverview(new File(getClass().getClassLoader().getResource("kd100.csv").getFile()));
+
+        Map<String, Integer> result = overview.getResult();
+
+        for(Map.Entry<String, Integer> i : result.entrySet()){
+            System.out.println(i.getKey() + " = " + i.getValue());
+        }
+
+    }
+}