diff --git a/app/src/main/java/org/nuclearfog/twidda/adapter/MessageAdapter.java b/app/src/main/java/org/nuclearfog/twidda/adapter/MessageAdapter.java
index e1085bdb..b9f6505b 100644
--- a/app/src/main/java/org/nuclearfog/twidda/adapter/MessageAdapter.java
+++ b/app/src/main/java/org/nuclearfog/twidda/adapter/MessageAdapter.java
@@ -19,14 +19,13 @@ import org.nuclearfog.twidda.R;
 import org.nuclearfog.twidda.backend.items.Message;
 
 import java.text.SimpleDateFormat;
-import java.util.ArrayList;
 import java.util.Calendar;
 import java.util.Date;
 import java.util.List;
 
 public class MessageAdapter extends RecyclerView.Adapter<MessageAdapter.MessageHolder> {
 
-    private List<Message> messages;
+    private Message messages[];
     private OnItemSelected mListener;
 
 
@@ -36,18 +35,18 @@ public class MessageAdapter extends RecyclerView.Adapter<MessageAdapter.MessageH
 
 
     public MessageAdapter(OnItemSelected listener) {
-        messages = new ArrayList<>();
+        messages = new Message[0];
         this.mListener = listener;
     }
 
 
     public Message getData(int pos) {
-        return messages.get(pos);
+        return messages[pos];
     }
 
 
-    public void setData(@NonNull List<Message> messages) {
-        this.messages = messages;
+    public void setData(@NonNull List<Message> messageList) {
+        messages = messageList.toArray(messages);
     }
 
 
@@ -64,13 +63,13 @@ public class MessageAdapter extends RecyclerView.Adapter<MessageAdapter.MessageH
 
     @Override
     public long getItemId(int pos) {
-        return messages.get(pos).getId();
+        return messages[pos].getId();
     }
 
 
     @Override
     public int getItemCount() {
-        return messages.size();
+        return messages.length;
     }
 
 
@@ -109,7 +108,7 @@ public class MessageAdapter extends RecyclerView.Adapter<MessageAdapter.MessageH
 
     @Override
     public void onBindViewHolder(@NonNull MessageHolder vh, int index) {
-        Message message = messages.get(index);
+        Message message = messages[index];
         Spanned text = Tagger.makeText(message.getText(), highlight, mListener);
         vh.message.setMovementMethod(LinkMovementMethod.getInstance());
         vh.message.setText(text);
diff --git a/app/src/main/java/org/nuclearfog/twidda/adapter/TimelineAdapter.java b/app/src/main/java/org/nuclearfog/twidda/adapter/TimelineAdapter.java
index e47bf051..b7a81f14 100644
--- a/app/src/main/java/org/nuclearfog/twidda/adapter/TimelineAdapter.java
+++ b/app/src/main/java/org/nuclearfog/twidda/adapter/TimelineAdapter.java
@@ -20,7 +20,7 @@ import org.nuclearfog.twidda.backend.items.Tweet;
 
 import java.text.NumberFormat;
 import java.text.SimpleDateFormat;
-import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.Calendar;
 import java.util.Date;
 import java.util.List;
@@ -28,7 +28,7 @@ import java.util.List;
 public class TimelineAdapter extends Adapter<TimelineAdapter.ItemHolder> {
 
     private OnItemClickListener mListener;
-    private List<Tweet> tweets;
+    private Tweet tweets[];
     private NumberFormat formatter;
     private int highlight = 0xFFFFFFFF;
     private int font_color = 0xFFFFFFFF;
@@ -36,7 +36,7 @@ public class TimelineAdapter extends Adapter<TimelineAdapter.ItemHolder> {
 
 
     public TimelineAdapter(OnItemClickListener mListener) {
-        tweets = new ArrayList<>();
+        tweets = new Tweet[0];
         formatter = NumberFormat.getIntegerInstance();
         this.mListener = mListener;
     }
@@ -54,29 +54,29 @@ public class TimelineAdapter extends Adapter<TimelineAdapter.ItemHolder> {
 
 
     public Tweet getData(int pos) {
-        return tweets.get(pos);
+        return tweets[pos];
     }
 
 
     public List<Tweet>getData() {
-        return tweets;
+        return Arrays.asList(tweets);
     }
 
 
     public void setData(@NonNull List<Tweet> newTweets) {
-        this.tweets = new ArrayList<>(newTweets);
+        tweets = newTweets.toArray(tweets);
     }
 
 
     @Override
     public long getItemId(int pos) {
-        return tweets.get(pos).getId();
+        return tweets[pos].getId();
     }
 
 
     @Override
     public int getItemCount() {
-        return tweets.size();
+        return tweets.length;
     }
 
 
@@ -98,7 +98,7 @@ public class TimelineAdapter extends Adapter<TimelineAdapter.ItemHolder> {
 
     @Override
     public void onBindViewHolder(@NonNull ItemHolder vh, int index) {
-        Tweet tweet = tweets.get(index);
+        Tweet tweet = tweets[index];
         if (tweet.getEmbeddedTweet() != null) {
             String retweeter = "RT " + tweet.getUser().getScreenname();
             vh.retweeter.setText(retweeter);
diff --git a/app/src/main/java/org/nuclearfog/twidda/adapter/TrendAdapter.java b/app/src/main/java/org/nuclearfog/twidda/adapter/TrendAdapter.java
index 13db023d..8100eb86 100644
--- a/app/src/main/java/org/nuclearfog/twidda/adapter/TrendAdapter.java
+++ b/app/src/main/java/org/nuclearfog/twidda/adapter/TrendAdapter.java
@@ -13,18 +13,17 @@ import android.widget.TextView;
 import org.nuclearfog.twidda.R;
 import org.nuclearfog.twidda.backend.items.Trend;
 
-import java.util.ArrayList;
 import java.util.List;
 
 public class TrendAdapter extends Adapter<TrendAdapter.ItemHolder> {
 
-    private List<Trend> trendList;
+    private Trend trends[];
     private OnItemClickListener mListener;
     private int font_color = 0xFFFFFFFF;
 
 
     public TrendAdapter(OnItemClickListener mListener) {
-        trendList = new ArrayList<>();
+        trends = new Trend[0];
         this.mListener = mListener;
     }
 
@@ -35,18 +34,18 @@ public class TrendAdapter extends Adapter<TrendAdapter.ItemHolder> {
 
 
     public Trend getData(int pos) {
-        return trendList.get(pos);
+        return trends[pos];
     }
 
 
     public void setData(@NonNull List<Trend> trendList) {
-        this.trendList = trendList;
+        trends = trendList.toArray(trends);
     }
 
 
     @Override
     public int getItemCount() {
-        return trendList.size();
+        return trends.length;
     }
 
 
@@ -68,7 +67,7 @@ public class TrendAdapter extends Adapter<TrendAdapter.ItemHolder> {
 
     @Override
     public void onBindViewHolder(@NonNull ItemHolder vh, int index) {
-        Trend trend = trendList.get(index);
+        Trend trend = trends[index];
         String posStr = Integer.toString(trend.getPosition()) + '.';
         vh.trends.setText(trend.getName());
         vh.pos.setText(posStr);
diff --git a/app/src/main/java/org/nuclearfog/twidda/adapter/UserAdapter.java b/app/src/main/java/org/nuclearfog/twidda/adapter/UserAdapter.java
index 044d90ea..7b5054b7 100644
--- a/app/src/main/java/org/nuclearfog/twidda/adapter/UserAdapter.java
+++ b/app/src/main/java/org/nuclearfog/twidda/adapter/UserAdapter.java
@@ -16,30 +16,29 @@ import com.squareup.picasso.Picasso;
 import org.nuclearfog.twidda.R;
 import org.nuclearfog.twidda.backend.items.TwitterUser;
 
-import java.util.ArrayList;
 import java.util.List;
 
 public class UserAdapter extends Adapter<UserAdapter.ItemHolder> {
 
-    private List<TwitterUser> mUser;
+    private TwitterUser mUser[];
     private OnItemClickListener mListener;
     private int font_color = 0xFFFFFFFF;
     private boolean loadImage = true;
 
 
     public UserAdapter(OnItemClickListener mListener) {
-        mUser = new ArrayList<>();
+        mUser = new TwitterUser[0];
         this.mListener = mListener;
     }
 
 
     public TwitterUser getData(int pos) {
-        return mUser.get(pos);
+        return mUser[pos];
     }
 
 
-    public void setData(@NonNull List<TwitterUser> mUser) {
-        this.mUser = new ArrayList<>(mUser);
+    public void setData(@NonNull List<TwitterUser> userList) {
+        mUser = userList.toArray(mUser);
     }
 
 
@@ -55,13 +54,13 @@ public class UserAdapter extends Adapter<UserAdapter.ItemHolder> {
 
     @Override
     public int getItemCount() {
-        return mUser.size();
+        return mUser.length;
     }
 
 
     @Override
     public long getItemId(int pos) {
-        return mUser.get(pos).getId();
+        return mUser[pos].getId();
     }
 
 
@@ -83,7 +82,7 @@ public class UserAdapter extends Adapter<UserAdapter.ItemHolder> {
 
     @Override
     public void onBindViewHolder(@NonNull ItemHolder vh, int index) {
-        TwitterUser user = mUser.get(index);
+        TwitterUser user = mUser[index];
         vh.screenname.setText(user.getScreenname());
         vh.username.setText(user.getUsername());