Adding fluent capabilities

src/com/activeandroid/util/Database.java

@@ -0,0 +1,24 @@
+package com.activeandroid.util;
+
+import com.activeandroid.Model;
+
+/**
+ * Created by adifrancesco on 24/11/2015.
+ */
+public class Database {
+
+    private static Database _instance;
+
+    private Database() {}
+
+    public static Database Instance() {
+        if(_instance==null)
+            _instance = new Database();
+
+        return _instance;
+    }
+
+    public <T extends Model> Repository<T> Repository(Class<T> type) {
+        return new Repository<T>(type);
+    }
+}

src/com/activeandroid/util/Repository.java

@@ -0,0 +1,75 @@
+package com.activeandroid.util;
+
+import com.activeandroid.ActiveAndroid;
+import com.activeandroid.Model;
+import com.activeandroid.query.From;
+import com.activeandroid.query.Select;
+
+import java.util.List;
+
+/**
+ * Created by adifrancesco on 24/11/2015.
+ */
+public class Repository<T extends Model> {
+
+    private Class<T> clazz;
+
+    public Repository(Class<T> clazz)
+    {
+        this.clazz = clazz;
+    }
+
+    public void save(T m) {
+        m.save();
+    }
+
+    public void save(List<T> m) {
+        ActiveAndroid.beginTransaction();
+        try {
+            for(T item : m) {
+                item.save();
+            }
+            ActiveAndroid.setTransactionSuccessful();
+        }
+        finally {
+            ActiveAndroid.endTransaction();
+        }
+    }
+
+    public List<T> getAll() {
+        return new Select()
+                .from(clazz)
+                .execute();
+    }
+
+    public T get(int id) {
+        return T.load(clazz, id);
+        /*
+        return new Select()
+                .from(clazz)
+                .where("Id = ?", id)
+                .execute();
+        */
+    }
+
+    public T getById(int id) {
+        return new Select()
+                .from(clazz)
+                .where("Id = ?", id)
+                .executeSingle();
+    }
+
+    public From query() {
+        return new Select()
+                .from(clazz);
+    }
+
+    public void delete(long i) {
+        T item = T.load(clazz, i);
+        item.delete();
+    }
+
+    public void delete(T item) {
+        item.delete();
+    }
+}