Bug 965622 - (Part 1) Add EmptyViewConfig to HomeConfig. r=liuche

mobile/android/base/home/HomeConfig.java

@@ -612,6 +612,7 @@ public final class HomeConfig {
         private final ItemHandler mItemHandler;
         private final String mBackImageUrl;
         private final String mFilter;
+        private final EmptyViewConfig mEmptyViewConfig;
 
         private static final String JSON_KEY_TYPE = "type";
         private static final String JSON_KEY_DATASET = "dataset";
@@ -619,6 +620,7 @@ public final class HomeConfig {
         private static final String JSON_KEY_ITEM_HANDLER = "itemHandler";
         private static final String JSON_KEY_BACK_IMAGE_URL = "backImageUrl";
         private static final String JSON_KEY_FILTER = "filter";
+        private static final String JSON_KEY_EMPTY = "empty";
 
         public ViewConfig(int index, JSONObject json) throws JSONException, IllegalArgumentException {
             mIndex = index;
@@ -629,6 +631,13 @@ public final class HomeConfig {
             mBackImageUrl = json.optString(JSON_KEY_BACK_IMAGE_URL, null);
             mFilter = json.optString(JSON_KEY_FILTER, null);
 
+            final JSONObject jsonEmptyViewConfig = json.optJSONObject(JSON_KEY_EMPTY);
+            if (jsonEmptyViewConfig != null) {
+                mEmptyViewConfig = new EmptyViewConfig(jsonEmptyViewConfig);
+            } else {
+                mEmptyViewConfig = null;
+            }
+
             validate();
         }
 
@@ -641,6 +650,7 @@ public final class HomeConfig {
             mItemHandler = (ItemHandler) in.readParcelable(getClass().getClassLoader());
             mBackImageUrl = in.readString();
             mFilter = in.readString();
+            mEmptyViewConfig = (EmptyViewConfig) in.readParcelable(getClass().getClassLoader());
 
             validate();
         }
@@ -653,12 +663,14 @@ public final class HomeConfig {
             mItemHandler = viewConfig.mItemHandler;
             mBackImageUrl = viewConfig.mBackImageUrl;
             mFilter = viewConfig.mFilter;
+            mEmptyViewConfig = viewConfig.mEmptyViewConfig;
 
             validate();
         }
 
         public ViewConfig(int index, ViewType type, String datasetId, ItemType itemType,
-                          ItemHandler itemHandler, String backImageUrl, String filter) {
+                          ItemHandler itemHandler, String backImageUrl, String filter,
+                          EmptyViewConfig emptyViewConfig) {
             mIndex = index;
             mType = type;
             mDatasetId = datasetId;
@@ -666,6 +678,7 @@ public final class HomeConfig {
             mItemHandler = itemHandler;
             mBackImageUrl = backImageUrl;
             mFilter = filter;
+            mEmptyViewConfig = emptyViewConfig;
 
             validate();
         }
@@ -716,6 +729,10 @@ public final class HomeConfig {
             return mFilter;
         }
 
+        public EmptyViewConfig getEmptyViewConfig() {
+            return mEmptyViewConfig;
+        }
+
         public JSONObject toJSON() throws JSONException {
             final JSONObject json = new JSONObject();
 
@@ -732,6 +749,10 @@ public final class HomeConfig {
                 json.put(JSON_KEY_FILTER, mFilter);
             }
 
+            if (mEmptyViewConfig != null) {
+                json.put(JSON_KEY_EMPTY, mEmptyViewConfig.toJSON());
+            }
+
             return json;
         }
 
@@ -749,6 +770,7 @@ public final class HomeConfig {
             dest.writeParcelable(mItemHandler, 0);
             dest.writeString(mBackImageUrl);
             dest.writeString(mFilter);
+            dest.writeParcelable(mEmptyViewConfig, 0);
         }
 
         public static final Creator<ViewConfig> CREATOR = new Creator<ViewConfig>() {
@@ -764,6 +786,75 @@ public final class HomeConfig {
         };
     }
 
+    public static class EmptyViewConfig implements Parcelable {
+        private final String mText;
+        private final String mImageUrl;
+
+        private static final String JSON_KEY_TEXT = "text";
+        private static final String JSON_KEY_IMAGE_URL = "imageUrl";
+
+        public EmptyViewConfig(JSONObject json) throws JSONException, IllegalArgumentException {
+            mText = json.optString(JSON_KEY_TEXT, null);
+            mImageUrl = json.optString(JSON_KEY_IMAGE_URL, null);
+        }
+
+        @SuppressWarnings("unchecked")
+        public EmptyViewConfig(Parcel in) {
+            mText = in.readString();
+            mImageUrl = in.readString();
+        }
+
+        public EmptyViewConfig(EmptyViewConfig emptyViewConfig) {
+            mText = emptyViewConfig.mText;
+            mImageUrl = emptyViewConfig.mImageUrl;
+        }
+
+        public EmptyViewConfig(String text, String imageUrl) {
+            mText = text;
+            mImageUrl = imageUrl;
+        }
+
+        public String getText() {
+            return mText;
+        }
+
+        public String getImageUrl() {
+            return mImageUrl;
+        }
+
+        public JSONObject toJSON() throws JSONException {
+            final JSONObject json = new JSONObject();
+
+            json.put(JSON_KEY_TEXT, mText);
+            json.put(JSON_KEY_IMAGE_URL, mImageUrl);
+
+            return json;
+        }
+
+        @Override
+        public int describeContents() {
+            return 0;
+        }
+
+        @Override
+        public void writeToParcel(Parcel dest, int flags) {
+            dest.writeString(mText);
+            dest.writeString(mImageUrl);
+        }
+
+        public static final Creator<EmptyViewConfig> CREATOR = new Creator<EmptyViewConfig>() {
+            @Override
+            public EmptyViewConfig createFromParcel(final Parcel in) {
+                return new EmptyViewConfig(in);
+            }
+
+            @Override
+            public EmptyViewConfig[] newArray(final int size) {
+                return new EmptyViewConfig[size];
+            }
+        };
+    }
+
     public static class AuthConfig implements Parcelable {
         private final String mMessageText;
         private final String mButtonText;