C: 4 - Refactored example 1 to use MVP pattern. Closes #15

app/src/main/java/com/vestrel00/daggerbutterknifemvp/ui/example_1/Example1Activity.java

@@ -21,7 +21,7 @@
 
 import com.vestrel00.daggerbutterknifemvp.R;
 import com.vestrel00.daggerbutterknifemvp.ui.common.BaseActivity;
-import com.vestrel00.daggerbutterknifemvp.ui.example_1.fragment.Example1Fragment;
+import com.vestrel00.daggerbutterknifemvp.ui.example_1.fragment.view.Example1Fragment;
 
 /**
  * Activity that contains a single Fragment.

app/src/main/java/com/vestrel00/daggerbutterknifemvp/ui/example_1/Example1ActivityModule.java

@@ -21,8 +21,8 @@
 import com.vestrel00.daggerbutterknifemvp.inject.PerActivity;
 import com.vestrel00.daggerbutterknifemvp.inject.PerFragment;
 import com.vestrel00.daggerbutterknifemvp.ui.common.BaseActivityModule;
-import com.vestrel00.daggerbutterknifemvp.ui.example_1.fragment.Example1Fragment;
-import com.vestrel00.daggerbutterknifemvp.ui.example_1.fragment.Example1FragmentModule;
+import com.vestrel00.daggerbutterknifemvp.ui.example_1.fragment.view.Example1Fragment;
+import com.vestrel00.daggerbutterknifemvp.ui.example_1.fragment.view.Example1FragmentModule;
 
 import dagger.Binds;
 import dagger.Module;

app/src/main/java/com/vestrel00/daggerbutterknifemvp/ui/example_1/fragment/presenter/Example1Presenter.java

@@ -0,0 +1,27 @@
+/*
+ * Copyright 2017 Vandolf Estrellado
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.vestrel00.daggerbutterknifemvp.ui.example_1.fragment.presenter;
+
+import com.vestrel00.daggerbutterknifemvp.ui.common.presenter.Presenter;
+
+/**
+ * A {@link Presenter} that does some work and shows the results.
+ */
+public interface Example1Presenter extends Presenter {
+
+    void onDoSomething();
+}

app/src/main/java/com/vestrel00/daggerbutterknifemvp/ui/example_1/fragment/presenter/Example1PresenterImpl.java

@@ -0,0 +1,55 @@
+/*
+ * Copyright 2017 Vandolf Estrellado
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.vestrel00.daggerbutterknifemvp.ui.example_1.fragment.presenter;
+
+import com.vestrel00.daggerbutterknifemvp.inject.PerFragment;
+import com.vestrel00.daggerbutterknifemvp.ui.common.presenter.BasePresenter;
+import com.vestrel00.daggerbutterknifemvp.ui.example_1.fragment.view.Example1View;
+import com.vestrel00.daggerbutterknifemvp.util.PerActivityUtil;
+import com.vestrel00.daggerbutterknifemvp.util.PerFragmentUtil;
+import com.vestrel00.daggerbutterknifemvp.util.SingletonUtil;
+
+import javax.inject.Inject;
+
+/**
+ * An implementation of {@link Example1Presenter}.
+ */
+@PerFragment
+final class Example1PresenterImpl extends BasePresenter<Example1View> implements Example1Presenter {
+
+    private final SingletonUtil singletonUtil;
+    private final PerActivityUtil perActivityUtil;
+    private final PerFragmentUtil perFragmentUtil;
+
+    @Inject
+    Example1PresenterImpl(Example1View view, SingletonUtil singletonUtil,
+                          PerActivityUtil perActivityUtil, PerFragmentUtil perFragmentUtil) {
+        super(view);
+        this.singletonUtil = singletonUtil;
+        this.perActivityUtil = perActivityUtil;
+        this.perFragmentUtil = perFragmentUtil;
+    }
+
+    @Override
+    public void onDoSomething() {
+        // Do something here. Maybe make an asynchronous call to fetch data...
+        String something = singletonUtil.doSomething();
+        something += "\n" + perActivityUtil.doSomething();
+        something += "\n" + perFragmentUtil.doSomething();
+        view.showSomething(something);
+    }
+}

app/src/main/java/com/vestrel00/daggerbutterknifemvp/ui/example_1/fragment/presenter/Example1PresenterModule.java

@@ -0,0 +1,33 @@
+/*
+ * Copyright 2017 Vandolf Estrellado
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.vestrel00.daggerbutterknifemvp.ui.example_1.fragment.presenter;
+
+import com.vestrel00.daggerbutterknifemvp.inject.PerFragment;
+
+import dagger.Binds;
+import dagger.Module;
+
+/**
+ * Provides example 1 presenter dependencies.
+ */
+@Module
+public abstract class Example1PresenterModule {
+
+    @Binds
+    @PerFragment
+    abstract Example1Presenter example1Presenter(Example1PresenterImpl example1PresenterImpl);
+}

app/src/main/java/com/vestrel00/daggerbutterknifemvp/ui/example_1/fragment/Example1Fragment.java → app/src/main/java/com/vestrel00/daggerbutterknifemvp/ui/example_1/fragment/view/Example1Fragment.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package com.vestrel00.daggerbutterknifemvp.ui.example_1.fragment;
+package com.vestrel00.daggerbutterknifemvp.ui.example_1.fragment.view;
 
 import android.os.Bundle;
 import android.view.LayoutInflater;
@@ -23,29 +23,17 @@
 import android.widget.TextView;
 
 import com.vestrel00.daggerbutterknifemvp.R;
-import com.vestrel00.daggerbutterknifemvp.ui.common.BaseFragment;
-import com.vestrel00.daggerbutterknifemvp.util.PerActivityUtil;
-import com.vestrel00.daggerbutterknifemvp.util.PerFragmentUtil;
-import com.vestrel00.daggerbutterknifemvp.util.SingletonUtil;
-
-import javax.inject.Inject;
+import com.vestrel00.daggerbutterknifemvp.ui.common.view.BaseViewFragment;
+import com.vestrel00.daggerbutterknifemvp.ui.example_1.fragment.presenter.Example1Presenter;
 
 import butterknife.BindView;
 import butterknife.OnClick;
 
 /**
- * A fragment that contains a button that does something.
+ * A fragment implementation of {@link Example1View}.
  */
-public final class Example1Fragment extends BaseFragment {
-
-    @Inject
-    SingletonUtil singletonUtil;
-
-    @Inject
-    PerActivityUtil perActivityUtil;
-
-    @Inject
-    PerFragmentUtil perFragmentUtil;
+public final class Example1Fragment extends BaseViewFragment<Example1Presenter>
+        implements Example1View {
 
     @BindView(R.id.some_text)
     TextView someText;
@@ -56,15 +44,13 @@ public View onCreateView(LayoutInflater inflater, ViewGroup container,
         return inflater.inflate(R.layout.example_1_fragment, container, false);
     }
 
-    @OnClick(R.id.do_something)
-    void onDoSomethingClicked() {
-        String something = singletonUtil.doSomething();
-        something += "\n" + perActivityUtil.doSomething();
-        something += "\n" + perFragmentUtil.doSomething();
-        showSomething(something);
+    @Override
+    public void showSomething(String something) {
+        someText.setText(something);
     }
 
-    private void showSomething(String something) {
-        someText.setText(something);
+    @OnClick(R.id.do_something)
+    void onDoSomethingClicked() {
+        presenter.onDoSomething();
     }
 }

app/src/main/java/com/vestrel00/daggerbutterknifemvp/ui/example_1/fragment/Example1FragmentModule.java → app/src/main/java/com/vestrel00/daggerbutterknifemvp/ui/example_1/fragment/view/Example1FragmentModule.java

@@ -14,12 +14,13 @@
  * limitations under the License.
  */
 
-package com.vestrel00.daggerbutterknifemvp.ui.example_1.fragment;
+package com.vestrel00.daggerbutterknifemvp.ui.example_1.fragment.view;
 
 import android.app.Fragment;
 
 import com.vestrel00.daggerbutterknifemvp.inject.PerFragment;
-import com.vestrel00.daggerbutterknifemvp.ui.common.BaseFragmentModule;
+import com.vestrel00.daggerbutterknifemvp.ui.common.view.BaseFragmentModule;
+import com.vestrel00.daggerbutterknifemvp.ui.example_1.fragment.presenter.Example1PresenterModule;
 
 import javax.inject.Named;
 
@@ -31,6 +32,7 @@
  */
 @Module(includes = {
         BaseFragmentModule.class,
+        Example1PresenterModule.class
 })
 public abstract class Example1FragmentModule {
 
@@ -46,4 +48,8 @@ public abstract class Example1FragmentModule {
     @Named(BaseFragmentModule.FRAGMENT)
     @PerFragment
     abstract Fragment fragment(Example1Fragment example1Fragment);
+
+    @Binds
+    @PerFragment
+    abstract Example1View example1View(Example1Fragment example1Fragment);
 }

app/src/main/java/com/vestrel00/daggerbutterknifemvp/ui/example_1/fragment/view/Example1View.java

@@ -0,0 +1,27 @@
+/*
+ * Copyright 2017 Vandolf Estrellado
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.vestrel00.daggerbutterknifemvp.ui.example_1.fragment.view;
+
+import com.vestrel00.daggerbutterknifemvp.ui.common.view.MVPView;
+
+/**
+ * A view that contains a button that does something.
+ */
+public interface Example1View extends MVPView {
+
+    void showSomething(String something);
+}