UnusedImports fix (#112)

build.gradle

@@ -15,6 +15,7 @@ android {
 
 repositories {
     maven { url 'https://maven.fabric.io/public' }
+    maven { url "http://dl.bintray.com/touchin/touchin-tools" }
 }
 
 dependencies {
@@ -34,7 +35,7 @@ dependencies {
     }
 
     compileOnly 'com.facebook.fresco:fresco:1.5.0'
-    compileOnly 'com.bluelinelabs:logansquare:1.3.7'
+    compileOnly 'ru.touchin:logansquare:1.4.1'
 
     compileOnly 'com.scottyab:aes-crypto:0.0.4'
 

src/main/java/ru/touchin/templates/TouchinActivity.java

@@ -21,7 +21,7 @@ package ru.touchin.templates;
 
 import android.app.ActivityManager;
 import android.content.Intent;
-import android.graphics.drawable.BitmapDrawable;
+import android.graphics.BitmapFactory;
 import android.os.Build;
 import android.os.Bundle;
 import android.support.annotation.ColorRes;
@@ -62,9 +62,14 @@ public abstract class TouchinActivity<TLogic extends Logic> extends ViewControll
      * @param primaryColorRes Color of application to show in task bar.
      */
     protected void setupTaskDescriptor(@NonNull final String label, @DrawableRes final int iconRes, @ColorRes final int primaryColorRes) {
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
             final ActivityManager.TaskDescription taskDescription = new ActivityManager.TaskDescription(label,
-                    ((BitmapDrawable) ContextCompat.getDrawable(this, iconRes)).getBitmap(),
+                    iconRes,
+                    ContextCompat.getColor(this, primaryColorRes));
+            setTaskDescription(taskDescription);
+        } else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+            final ActivityManager.TaskDescription taskDescription = new ActivityManager.TaskDescription(label,
+                    BitmapFactory.decodeResource(getResources(), iconRes),
                     ContextCompat.getColor(this, primaryColorRes));
             setTaskDescription(taskDescription);
         }

src/main/java/ru/touchin/templates/logansquare/LoganSquareJodaTimeConverter.java

@@ -42,7 +42,7 @@ public class LoganSquareJodaTimeConverter implements TypeConverter<DateTime> {
     @Override
     public DateTime parse(@NonNull final JsonParser jsonParser) throws IOException {
         final String dateString = jsonParser.getValueAsString();
-        if (dateString == null) {
+        if (dateString == null || dateString.isEmpty()) {
             return null;
         }
         try {
@@ -60,9 +60,9 @@ public class LoganSquareJodaTimeConverter implements TypeConverter<DateTime> {
                           @NonNull final JsonGenerator jsonGenerator)
             throws IOException {
         if (fieldName != null) {
-            jsonGenerator.writeStringField(fieldName, object != null ? object.toString() : null);
+            jsonGenerator.writeStringField(fieldName, object != null && !object.toString().isEmpty() ? object.toString() : null);
         } else {
-            jsonGenerator.writeString(object != null ? object.toString() : null);
+            jsonGenerator.writeString(object != null && !object.toString().isEmpty() ? object.toString() : null);
         }
     }
 

src/main/java/ru/touchin/templates/logansquare/LoganSquareJsonFactory.java

@@ -20,13 +20,15 @@
 package ru.touchin.templates.logansquare;
 
 import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
 
 import com.bluelinelabs.logansquare.ConverterUtils;
 import com.bluelinelabs.logansquare.LoganSquare;
-import com.google.api.client.json.jackson2.JacksonFactory;
+import com.fasterxml.jackson.core.JsonGenerator;
 
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
+import java.io.StringWriter;
 import java.lang.annotation.Annotation;
 import java.lang.reflect.ParameterizedType;
 import java.lang.reflect.Type;
@@ -42,7 +44,7 @@ import ru.touchin.templates.retrofit.JsonResponseBodyConverter;
 
 /**
  * Created by Gavriil Sitnikov on 2/06/2016.
- * LoganSquareConverter class to use with {@link Retrofit} to parse and generate models based on Google Jackson library {@link JacksonFactory}.
+ * LoganSquareConverter class to use with {@link Retrofit} to parse and generate models based on Logan Square library.
  */
 public class LoganSquareJsonFactory extends Converter.Factory {
 
@@ -63,6 +65,16 @@ public class LoganSquareJsonFactory extends Converter.Factory {
         return new LoganSquareRequestBodyConverter<>();
     }
 
+    @Nullable
+    @Override
+    public Converter<?, String> stringConverter(@NonNull final Type type, @NonNull final Annotation[] annotations, @NonNull final Retrofit retrofit) {
+        if (type instanceof Class && ((Class) type).getSuperclass() == Enum.class) {
+            return new LoganSquareStringEnumConverter<>();
+        } else {
+            return super.stringConverter(type, annotations, retrofit);
+        }
+    }
+
     public static class LoganSquareJsonResponseBodyConverter<T> extends JsonResponseBodyConverter<T> {
 
         @NonNull
@@ -101,11 +113,29 @@ public class LoganSquareJsonFactory extends Converter.Factory {
     public static class LoganSquareRequestBodyConverter<T> extends JsonRequestBodyConverter<T> {
 
         @Override
-        protected void writeValueToByteArray(@NonNull final T value, @NonNull final ByteArrayOutputStream byteArrayOutputStream)
+        protected void writeValueToByteArray(@NonNull final T value, @NonNull final ByteArrayOutputStream byteArrayOutputStream) throws IOException {
-                throws IOException {
             LoganSquare.serialize(value, byteArrayOutputStream);
         }
 
     }
 
+    public static class LoganSquareStringEnumConverter<T> implements Converter<T, String> {
+
+        @Nullable
+        @SuppressWarnings({"unchecked", "TryFinallyCanBeTryWithResources"})
+        @Override
+        public String convert(@NonNull final T value) throws IOException {
+            final StringWriter writer = new StringWriter();
+            try {
+                final JsonGenerator generator = LoganSquare.JSON_FACTORY.createGenerator(writer);
+                LoganSquare.typeConverterFor((Class<T>) value.getClass()).serialize(value, null, false, generator);
+                generator.close();
+                return writer.toString().replaceAll("\"", "");
+            } finally {
+                writer.close();
+            }
+        }
+
+    }
+
 }