add data structures for categories

src/org/fox/ttrss/FeedCategory.java

@@ -0,0 +1,44 @@
+package org.fox.ttrss;
+
+import android.os.Parcel;
+import android.os.Parcelable;
+
+public class FeedCategory implements Parcelable {
+	int id;
+	String title;
+	int unread;
+	
+	public FeedCategory(Parcel in) {
+		readFromParcel(in);
+	}
+	
+	@Override
+	public int describeContents() {
+		return 0;
+	}
+
+	@Override
+	public void writeToParcel(Parcel out, int flags) {
+		out.writeInt(id);
+		out.writeString(title);
+		out.writeInt(unread);
+	}
+	
+	public void readFromParcel(Parcel in) {
+		id = in.readInt();
+		title = in.readString();
+		unread = in.readInt();
+	}
+	
+	@SuppressWarnings("rawtypes")
+	public static final Parcelable.Creator CREATOR =
+    	new Parcelable.Creator() {
+            public FeedCategory createFromParcel(Parcel in) {
+                return new FeedCategory(in);
+            }
+ 
+            public FeedCategory[] newArray(int size) {
+                return new FeedCategory[size];
+            }
+        };
+}

src/org/fox/ttrss/FeedCategoryList.java

@@ -0,0 +1,51 @@
+package org.fox.ttrss;
+
+import java.util.ArrayList;
+
+import android.os.Parcel;
+import android.os.Parcelable;
+
+@SuppressWarnings("serial")
+public class FeedCategoryList extends ArrayList<FeedCategory> implements Parcelable {
+
+		public FeedCategoryList() { }
+	
+		@Override
+		public int describeContents() {
+			return 0;
+		}
+
+		@Override
+		public void writeToParcel(Parcel out, int flags) {
+			out.writeInt(this.size());
+			for (FeedCategory feed : this) {
+				out.writeParcelable(feed, flags);
+			}
+		}
+		
+		public void readFromParcel(Parcel in) {
+			int length = in.readInt();
+			
+			for (int i = 0; i < length; i++) {
+				FeedCategory feed = in.readParcelable(Feed.class.getClassLoader());
+				this.add(feed);
+			}
+			
+		}
+				
+		public FeedCategoryList(Parcel in) {
+			readFromParcel(in);
+		}
+		
+		@SuppressWarnings("rawtypes")
+		public static final Parcelable.Creator CREATOR =
+	    	new Parcelable.Creator() {
+	            public FeedCategoryList createFromParcel(Parcel in) {
+	                return new FeedCategoryList(in);
+	            }
+	 
+	            public FeedCategoryList[] newArray(int size) {
+	                return new FeedCategoryList[size];
+	            }
+	        };
+	}