Optimize imports

47 files changed, 167 insertions, 195 deletions

diff --git a/src/main/java/eu/siacs/conversations/crypto/OtrService.java b/src/main/java/eu/siacs/conversations/crypto/OtrService.java
index 1e905bac2..f81c9865b 100644
--- a/src/main/java/eu/siacs/conversations/crypto/OtrService.java
+++ b/src/main/java/eu/siacs/conversations/crypto/OtrService.java
@@ -1,5 +1,20 @@
 package eu.siacs.conversations.crypto;
 
+import android.util.Log;
+
+import net.java.otr4j.OtrEngineHost;
+import net.java.otr4j.OtrException;
+import net.java.otr4j.OtrPolicy;
+import net.java.otr4j.OtrPolicyImpl;
+import net.java.otr4j.crypto.OtrCryptoEngineImpl;
+import net.java.otr4j.crypto.OtrCryptoException;
+import net.java.otr4j.session.FragmenterInstructions;
+import net.java.otr4j.session.InstanceTag;
+import net.java.otr4j.session.SessionID;
+
+import org.json.JSONException;
+import org.json.JSONObject;
+
 import java.math.BigInteger;
 import java.security.KeyFactory;
 import java.security.KeyPair;
@@ -11,31 +26,15 @@ import java.security.spec.DSAPrivateKeySpec;
 import java.security.spec.DSAPublicKeySpec;
 import java.security.spec.InvalidKeySpecException;
 
-import org.json.JSONException;
-import org.json.JSONObject;
-
-import android.util.Log;
-
 import eu.siacs.conversations.Config;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Conversation;
 import eu.siacs.conversations.services.XmppConnectionService;
-import eu.siacs.conversations.utils.CryptoHelper;
 import eu.siacs.conversations.xmpp.chatstate.ChatState;
 import eu.siacs.conversations.xmpp.jid.InvalidJidException;
 import eu.siacs.conversations.xmpp.jid.Jid;
 import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
 
-import net.java.otr4j.OtrEngineHost;
-import net.java.otr4j.OtrException;
-import net.java.otr4j.OtrPolicy;
-import net.java.otr4j.OtrPolicyImpl;
-import net.java.otr4j.crypto.OtrCryptoEngineImpl;
-import net.java.otr4j.crypto.OtrCryptoException;
-import net.java.otr4j.session.InstanceTag;
-import net.java.otr4j.session.SessionID;
-import net.java.otr4j.session.FragmenterInstructions;
-
 public class OtrService extends OtrCryptoEngineImpl implements OtrEngineHost {
 
 	private Account account;
diff --git a/src/main/java/eu/siacs/conversations/crypto/PgpEngine.java b/src/main/java/eu/siacs/conversations/crypto/PgpEngine.java
index 505c4b0f1..8f8122f0e 100644
--- a/src/main/java/eu/siacs/conversations/crypto/PgpEngine.java
+++ b/src/main/java/eu/siacs/conversations/crypto/PgpEngine.java
@@ -1,5 +1,13 @@
 package eu.siacs.conversations.crypto;
 
+import android.app.PendingIntent;
+import android.content.Intent;
+import android.net.Uri;
+
+import org.openintents.openpgp.OpenPgpSignatureResult;
+import org.openintents.openpgp.util.OpenPgpApi;
+import org.openintents.openpgp.util.OpenPgpApi.IOpenPgpCallback;
+
 import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.FileInputStream;
@@ -9,10 +17,6 @@ import java.io.InputStream;
 import java.io.OutputStream;
 import java.net.URL;
 
-import org.openintents.openpgp.OpenPgpSignatureResult;
-import org.openintents.openpgp.util.OpenPgpApi;
-import org.openintents.openpgp.util.OpenPgpApi.IOpenPgpCallback;
-
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Contact;
@@ -22,9 +26,6 @@ import eu.siacs.conversations.entities.Message;
 import eu.siacs.conversations.http.HttpConnectionManager;
 import eu.siacs.conversations.services.XmppConnectionService;
 import eu.siacs.conversations.ui.UiCallback;
-import android.app.PendingIntent;
-import android.content.Intent;
-import android.net.Uri;
 
 public class PgpEngine {
 	private OpenPgpApi api;
diff --git a/src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlService.java b/src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlService.java
index b05112a34..4189aba4f 100644
--- a/src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlService.java
+++ b/src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlService.java
@@ -2,7 +2,6 @@ package eu.siacs.conversations.crypto.axolotl;
 
 import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
-import android.util.Base64;
 import android.util.Log;
 
 import org.whispersystems.libaxolotl.AxolotlAddress;
@@ -31,7 +30,6 @@ import org.whispersystems.libaxolotl.state.SessionRecord;
 import org.whispersystems.libaxolotl.state.SignedPreKeyRecord;
 import org.whispersystems.libaxolotl.util.KeyHelper;
 
-import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.HashMap;
 import java.util.HashSet;
diff --git a/src/main/java/eu/siacs/conversations/crypto/axolotl/XmppAxolotlMessage.java b/src/main/java/eu/siacs/conversations/crypto/axolotl/XmppAxolotlMessage.java
index 459952281..1378c94a8 100644
--- a/src/main/java/eu/siacs/conversations/crypto/axolotl/XmppAxolotlMessage.java
+++ b/src/main/java/eu/siacs/conversations/crypto/axolotl/XmppAxolotlMessage.java
@@ -3,8 +3,8 @@ package eu.siacs.conversations.crypto.axolotl;
 import android.util.Base64;
 
 import java.security.InvalidAlgorithmParameterException;
-import java.security.NoSuchAlgorithmException;
 import java.security.InvalidKeyException;
+import java.security.NoSuchAlgorithmException;
 import java.util.HashSet;
 import java.util.Set;
 
@@ -17,7 +17,6 @@ import javax.crypto.SecretKey;
 import javax.crypto.spec.IvParameterSpec;
 import javax.crypto.spec.SecretKeySpec;
 
-import eu.siacs.conversations.entities.Contact;
 import eu.siacs.conversations.xml.Element;
 import eu.siacs.conversations.xmpp.jid.Jid;
 
diff --git a/src/main/java/eu/siacs/conversations/entities/Contact.java b/src/main/java/eu/siacs/conversations/entities/Contact.java
index fdb5f932a..f924c05a1 100644
--- a/src/main/java/eu/siacs/conversations/entities/Contact.java
+++ b/src/main/java/eu/siacs/conversations/entities/Contact.java
@@ -2,20 +2,15 @@ package eu.siacs.conversations.entities;
 
 import android.content.ContentValues;
 import android.database.Cursor;
-import android.util.Base64;
-import android.util.Log;
 
 import org.json.JSONArray;
 import org.json.JSONException;
 import org.json.JSONObject;
-import org.whispersystems.libaxolotl.IdentityKey;
-import org.whispersystems.libaxolotl.InvalidKeyException;
 
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Locale;
 
-import eu.siacs.conversations.Config;
 import eu.siacs.conversations.utils.UIHelper;
 import eu.siacs.conversations.xml.Element;
 import eu.siacs.conversations.xmpp.jid.InvalidJidException;
diff --git a/src/main/java/eu/siacs/conversations/entities/DownloadableFile.java b/src/main/java/eu/siacs/conversations/entities/DownloadableFile.java
index ae9ba1f1d..ca3254484 100644
--- a/src/main/java/eu/siacs/conversations/entities/DownloadableFile.java
+++ b/src/main/java/eu/siacs/conversations/entities/DownloadableFile.java
@@ -1,12 +1,13 @@
 package eu.siacs.conversations.entities;
 
+import android.util.Log;
+
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.FileNotFoundException;
 import java.io.FileOutputStream;
 import java.io.InputStream;
 import java.io.OutputStream;
-import java.net.URLConnection;
 import java.security.InvalidAlgorithmParameterException;
 import java.security.InvalidKeyException;
 import java.security.Key;
@@ -22,8 +23,6 @@ import javax.crypto.spec.SecretKeySpec;
 import eu.siacs.conversations.Config;
 import eu.siacs.conversations.utils.MimeUtils;
 
-import android.util.Log;
-
 public class DownloadableFile extends File {
 
 	private static final long serialVersionUID = 2247012619505115863L;
diff --git a/src/main/java/eu/siacs/conversations/entities/MucOptions.java b/src/main/java/eu/siacs/conversations/entities/MucOptions.java
index d867a3708..6ff6b8c9a 100644
--- a/src/main/java/eu/siacs/conversations/entities/MucOptions.java
+++ b/src/main/java/eu/siacs/conversations/entities/MucOptions.java
@@ -1,5 +1,7 @@
 package eu.siacs.conversations.entities;
 
+import android.annotation.SuppressLint;
+
 import java.util.ArrayList;
 import java.util.List;
 import java.util.concurrent.CopyOnWriteArrayList;
@@ -11,8 +13,6 @@ import eu.siacs.conversations.xmpp.jid.InvalidJidException;
 import eu.siacs.conversations.xmpp.jid.Jid;
 import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
 
-import android.annotation.SuppressLint;
-
 @SuppressLint("DefaultLocale")
 public class MucOptions {
 
diff --git a/src/main/java/eu/siacs/conversations/generator/IqGenerator.java b/src/main/java/eu/siacs/conversations/generator/IqGenerator.java
index 19c1d4f73..88ff8f46c 100644
--- a/src/main/java/eu/siacs/conversations/generator/IqGenerator.java
+++ b/src/main/java/eu/siacs/conversations/generator/IqGenerator.java
@@ -18,7 +18,6 @@ import eu.siacs.conversations.entities.Conversation;
 import eu.siacs.conversations.entities.DownloadableFile;
 import eu.siacs.conversations.services.MessageArchiveService;
 import eu.siacs.conversations.services.XmppConnectionService;
-import eu.siacs.conversations.utils.PhoneHelper;
 import eu.siacs.conversations.utils.Xmlns;
 import eu.siacs.conversations.xml.Element;
 import eu.siacs.conversations.xmpp.forms.Data;
diff --git a/src/main/java/eu/siacs/conversations/generator/MessageGenerator.java b/src/main/java/eu/siacs/conversations/generator/MessageGenerator.java
index 1dd21541b..06ec02843 100644
--- a/src/main/java/eu/siacs/conversations/generator/MessageGenerator.java
+++ b/src/main/java/eu/siacs/conversations/generator/MessageGenerator.java
@@ -2,17 +2,16 @@ package eu.siacs.conversations.generator;
 
 import android.util.Log;
 
+import net.java.otr4j.OtrException;
+import net.java.otr4j.session.Session;
+
 import java.text.SimpleDateFormat;
 import java.util.Date;
 import java.util.Locale;
 import java.util.TimeZone;
 
-import net.java.otr4j.OtrException;
-import net.java.otr4j.session.Session;
-
 import eu.siacs.conversations.Config;
 import eu.siacs.conversations.crypto.axolotl.AxolotlService;
-import eu.siacs.conversations.crypto.axolotl.NoSessionsCreatedException;
 import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Conversation;
diff --git a/src/main/java/eu/siacs/conversations/http/HttpDownloadConnection.java b/src/main/java/eu/siacs/conversations/http/HttpDownloadConnection.java
index a9c106ab1..2ece1cca0 100644
--- a/src/main/java/eu/siacs/conversations/http/HttpDownloadConnection.java
+++ b/src/main/java/eu/siacs/conversations/http/HttpDownloadConnection.java
@@ -18,9 +18,9 @@ import javax.net.ssl.SSLHandshakeException;
 
 import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
-import eu.siacs.conversations.entities.Transferable;
 import eu.siacs.conversations.entities.DownloadableFile;
 import eu.siacs.conversations.entities.Message;
+import eu.siacs.conversations.entities.Transferable;
 import eu.siacs.conversations.services.XmppConnectionService;
 import eu.siacs.conversations.utils.CryptoHelper;
 
diff --git a/src/main/java/eu/siacs/conversations/http/HttpUploadConnection.java b/src/main/java/eu/siacs/conversations/http/HttpUploadConnection.java
index c0d4455a1..e170590e1 100644
--- a/src/main/java/eu/siacs/conversations/http/HttpUploadConnection.java
+++ b/src/main/java/eu/siacs/conversations/http/HttpUploadConnection.java
@@ -14,9 +14,9 @@ import javax.net.ssl.HttpsURLConnection;
 
 import eu.siacs.conversations.Config;
 import eu.siacs.conversations.entities.Account;
-import eu.siacs.conversations.entities.Transferable;
 import eu.siacs.conversations.entities.DownloadableFile;
 import eu.siacs.conversations.entities.Message;
+import eu.siacs.conversations.entities.Transferable;
 import eu.siacs.conversations.persistance.FileBackend;
 import eu.siacs.conversations.services.XmppConnectionService;
 import eu.siacs.conversations.ui.UiCallback;
diff --git a/src/main/java/eu/siacs/conversations/parser/AbstractParser.java b/src/main/java/eu/siacs/conversations/parser/AbstractParser.java
index 24e93db16..18331796e 100644
--- a/src/main/java/eu/siacs/conversations/parser/AbstractParser.java
+++ b/src/main/java/eu/siacs/conversations/parser/AbstractParser.java
@@ -11,7 +11,6 @@ import eu.siacs.conversations.entities.Contact;
 import eu.siacs.conversations.services.XmppConnectionService;
 import eu.siacs.conversations.xml.Element;
 import eu.siacs.conversations.xmpp.jid.Jid;
-import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
 
 public abstract class AbstractParser {
 
diff --git a/src/main/java/eu/siacs/conversations/parser/MessageParser.java b/src/main/java/eu/siacs/conversations/parser/MessageParser.java
index 9cbe5b460..38e0f98af 100644
--- a/src/main/java/eu/siacs/conversations/parser/MessageParser.java
+++ b/src/main/java/eu/siacs/conversations/parser/MessageParser.java
@@ -6,7 +6,6 @@ import android.util.Pair;
 import net.java.otr4j.session.Session;
 import net.java.otr4j.session.SessionStatus;
 
-import java.util.List;
 import java.util.Set;
 
 import eu.siacs.conversations.Config;
diff --git a/src/main/java/eu/siacs/conversations/persistance/FileBackend.java b/src/main/java/eu/siacs/conversations/persistance/FileBackend.java
index ab1912856..d607345e3 100644
--- a/src/main/java/eu/siacs/conversations/persistance/FileBackend.java
+++ b/src/main/java/eu/siacs/conversations/persistance/FileBackend.java
@@ -1,5 +1,19 @@
 package eu.siacs.conversations.persistance;
 
+import android.database.Cursor;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.graphics.Canvas;
+import android.graphics.Matrix;
+import android.graphics.RectF;
+import android.net.Uri;
+import android.os.Environment;
+import android.provider.MediaStore;
+import android.util.Base64;
+import android.util.Base64OutputStream;
+import android.util.Log;
+import android.webkit.MimeTypeMap;
+
 import java.io.ByteArrayOutputStream;
 import java.io.Closeable;
 import java.io.File;
@@ -17,25 +31,11 @@ import java.util.Arrays;
 import java.util.Date;
 import java.util.Locale;
 
-import android.database.Cursor;
-import android.graphics.Bitmap;
-import android.graphics.BitmapFactory;
-import android.graphics.Canvas;
-import android.graphics.Matrix;
-import android.graphics.RectF;
-import android.net.Uri;
-import android.os.Environment;
-import android.provider.MediaStore;
-import android.util.Base64;
-import android.util.Base64OutputStream;
-import android.util.Log;
-import android.webkit.MimeTypeMap;
-
 import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
-import eu.siacs.conversations.entities.Transferable;
 import eu.siacs.conversations.entities.DownloadableFile;
 import eu.siacs.conversations.entities.Message;
+import eu.siacs.conversations.entities.Transferable;
 import eu.siacs.conversations.services.XmppConnectionService;
 import eu.siacs.conversations.utils.CryptoHelper;
 import eu.siacs.conversations.utils.ExifHelper;
diff --git a/src/main/java/eu/siacs/conversations/services/EventReceiver.java b/src/main/java/eu/siacs/conversations/services/EventReceiver.java
index dfbe9db76..ceab1592b 100644
--- a/src/main/java/eu/siacs/conversations/services/EventReceiver.java
+++ b/src/main/java/eu/siacs/conversations/services/EventReceiver.java
@@ -1,10 +1,11 @@
 package eu.siacs.conversations.services;
 
-import eu.siacs.conversations.persistance.DatabaseBackend;
 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
 
+import eu.siacs.conversations.persistance.DatabaseBackend;
+
 public class EventReceiver extends BroadcastReceiver {
 	@Override
 	public void onReceive(Context context, Intent intent) {
diff --git a/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java b/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java
index 14c5c23b5..93420a24e 100644
--- a/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java
+++ b/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java
@@ -57,11 +57,11 @@ import eu.siacs.conversations.entities.Blockable;
 import eu.siacs.conversations.entities.Bookmark;
 import eu.siacs.conversations.entities.Contact;
 import eu.siacs.conversations.entities.Conversation;
-import eu.siacs.conversations.entities.Transferable;
-import eu.siacs.conversations.entities.TransferablePlaceholder;
 import eu.siacs.conversations.entities.Message;
 import eu.siacs.conversations.entities.MucOptions;
 import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
+import eu.siacs.conversations.entities.Transferable;
+import eu.siacs.conversations.entities.TransferablePlaceholder;
 import eu.siacs.conversations.generator.IqGenerator;
 import eu.siacs.conversations.generator.MessageGenerator;
 import eu.siacs.conversations.generator.PresenceGenerator;
diff --git a/src/main/java/eu/siacs/conversations/ui/AboutPreference.java b/src/main/java/eu/siacs/conversations/ui/AboutPreference.java
index a57e1b89e..bd2042fb6 100644
--- a/src/main/java/eu/siacs/conversations/ui/AboutPreference.java
+++ b/src/main/java/eu/siacs/conversations/ui/AboutPreference.java
@@ -2,7 +2,6 @@ package eu.siacs.conversations.ui;
 
 import android.content.Context;
 import android.content.Intent;
-import android.content.pm.PackageManager;
 import android.preference.Preference;
 import android.util.AttributeSet;
 
diff --git a/src/main/java/eu/siacs/conversations/ui/ChangePasswordActivity.java b/src/main/java/eu/siacs/conversations/ui/ChangePasswordActivity.java
index 54c064c65..d40a1121c 100644
--- a/src/main/java/eu/siacs/conversations/ui/ChangePasswordActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/ChangePasswordActivity.java
@@ -4,7 +4,6 @@ import android.os.Bundle;
 import android.view.View;
 import android.widget.Button;
 import android.widget.EditText;
-import android.widget.TextView;
 import android.widget.Toast;
 
 import eu.siacs.conversations.R;
diff --git a/src/main/java/eu/siacs/conversations/ui/ChooseContactActivity.java b/src/main/java/eu/siacs/conversations/ui/ChooseContactActivity.java
index c9e99ce57..b2ea28a0f 100644
--- a/src/main/java/eu/siacs/conversations/ui/ChooseContactActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/ChooseContactActivity.java
@@ -13,11 +13,11 @@ import android.widget.AbsListView.MultiChoiceModeListener;
 import android.widget.AdapterView;
 import android.widget.ListView;
 
-import java.util.Set;
-import java.util.HashSet;
+import java.util.ArrayList;
 import java.util.Collections;
+import java.util.HashSet;
 import java.util.List;
-import java.util.ArrayList;
+import java.util.Set;
 
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.Account;
diff --git a/src/main/java/eu/siacs/conversations/ui/ConferenceDetailsActivity.java b/src/main/java/eu/siacs/conversations/ui/ConferenceDetailsActivity.java
index 07b8819d9..5138047d6 100644
--- a/src/main/java/eu/siacs/conversations/ui/ConferenceDetailsActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/ConferenceDetailsActivity.java
@@ -27,7 +27,6 @@ import org.openintents.openpgp.util.OpenPgpUtils;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.Comparator;
-import java.util.List;
 
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.crypto.PgpEngine;
@@ -38,8 +37,8 @@ import eu.siacs.conversations.entities.Conversation;
 import eu.siacs.conversations.entities.MucOptions;
 import eu.siacs.conversations.entities.MucOptions.User;
 import eu.siacs.conversations.services.XmppConnectionService;
-import eu.siacs.conversations.services.XmppConnectionService.OnMucRosterUpdate;
 import eu.siacs.conversations.services.XmppConnectionService.OnConversationUpdate;
+import eu.siacs.conversations.services.XmppConnectionService.OnMucRosterUpdate;
 import eu.siacs.conversations.xmpp.jid.Jid;
 
 public class ConferenceDetailsActivity extends XmppActivity implements OnConversationUpdate, OnMucRosterUpdate, XmppConnectionService.OnAffiliationChanged, XmppConnectionService.OnRoleChanged, XmppConnectionService.OnConferenceOptionsPushed {
diff --git a/src/main/java/eu/siacs/conversations/ui/ConversationActivity.java b/src/main/java/eu/siacs/conversations/ui/ConversationActivity.java
index a6cd0431f..dbf4490ec 100644
--- a/src/main/java/eu/siacs/conversations/ui/ConversationActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/ConversationActivity.java
@@ -29,12 +29,12 @@ import android.widget.PopupMenu.OnMenuItemClickListener;
 import android.widget.Toast;
 
 import net.java.otr4j.session.SessionStatus;
-import de.timroes.android.listview.EnhancedListView;
 
 import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
 
+import de.timroes.android.listview.EnhancedListView;
 import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.crypto.axolotl.AxolotlService;
diff --git a/src/main/java/eu/siacs/conversations/ui/ConversationFragment.java b/src/main/java/eu/siacs/conversations/ui/ConversationFragment.java
index 15491deab..f40b06c83 100644
--- a/src/main/java/eu/siacs/conversations/ui/ConversationFragment.java
+++ b/src/main/java/eu/siacs/conversations/ui/ConversationFragment.java
@@ -12,7 +12,6 @@ import android.content.IntentSender;
 import android.content.IntentSender.SendIntentException;
 import android.os.Bundle;
 import android.text.InputType;
-import android.util.Log;
 import android.view.ContextMenu;
 import android.view.ContextMenu.ContextMenuInfo;
 import android.view.Gravity;
@@ -45,16 +44,15 @@ import java.util.concurrent.ConcurrentLinkedQueue;
 import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.crypto.PgpEngine;
-import eu.siacs.conversations.crypto.axolotl.AxolotlService;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Contact;
 import eu.siacs.conversations.entities.Conversation;
-import eu.siacs.conversations.entities.Transferable;
 import eu.siacs.conversations.entities.DownloadableFile;
-import eu.siacs.conversations.entities.TransferablePlaceholder;
 import eu.siacs.conversations.entities.Message;
 import eu.siacs.conversations.entities.MucOptions;
 import eu.siacs.conversations.entities.Presences;
+import eu.siacs.conversations.entities.Transferable;
+import eu.siacs.conversations.entities.TransferablePlaceholder;
 import eu.siacs.conversations.services.XmppConnectionService;
 import eu.siacs.conversations.ui.XmppActivity.OnPresenceSelected;
 import eu.siacs.conversations.ui.XmppActivity.OnValueEdited;
diff --git a/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java b/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java
index 2b352f03e..379d07285 100644
--- a/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java
@@ -6,7 +6,6 @@ import android.content.DialogInterface;
 import android.content.Intent;
 import android.os.Bundle;
 import android.text.Editable;
-import android.text.TextUtils;
 import android.text.TextWatcher;
 import android.view.Menu;
 import android.view.MenuItem;
diff --git a/src/main/java/eu/siacs/conversations/ui/ManageAccountActivity.java b/src/main/java/eu/siacs/conversations/ui/ManageAccountActivity.java
index 56dbc55e0..e1189e7a3 100644
--- a/src/main/java/eu/siacs/conversations/ui/ManageAccountActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/ManageAccountActivity.java
@@ -1,27 +1,28 @@
 package eu.siacs.conversations.ui;
 
-import java.util.ArrayList;
-import java.util.List;
-
-import eu.siacs.conversations.R;
-import eu.siacs.conversations.entities.Account;
-import eu.siacs.conversations.services.XmppConnectionService.OnAccountUpdate;
-import eu.siacs.conversations.ui.adapter.AccountAdapter;
 import android.app.AlertDialog;
 import android.content.DialogInterface;
 import android.content.DialogInterface.OnClickListener;
 import android.content.Intent;
 import android.os.Bundle;
 import android.view.ContextMenu;
+import android.view.ContextMenu.ContextMenuInfo;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
-import android.view.ContextMenu.ContextMenuInfo;
 import android.widget.AdapterView;
 import android.widget.AdapterView.AdapterContextMenuInfo;
 import android.widget.AdapterView.OnItemClickListener;
 import android.widget.ListView;
 
+import java.util.ArrayList;
+import java.util.List;
+
+import eu.siacs.conversations.R;
+import eu.siacs.conversations.entities.Account;
+import eu.siacs.conversations.services.XmppConnectionService.OnAccountUpdate;
+import eu.siacs.conversations.ui.adapter.AccountAdapter;
+
 public class ManageAccountActivity extends XmppActivity implements OnAccountUpdate {
 
 	protected Account selectedAccount = null;
diff --git a/src/main/java/eu/siacs/conversations/ui/SettingsActivity.java b/src/main/java/eu/siacs/conversations/ui/SettingsActivity.java
index eb5d9b2e0..5ce361df9 100644
--- a/src/main/java/eu/siacs/conversations/ui/SettingsActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/SettingsActivity.java
@@ -1,19 +1,6 @@
 package eu.siacs.conversations.ui;
 
-import java.security.KeyStoreException;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Collections;
-import java.util.Locale;
-
-import de.duenndns.ssl.MemorizingTrustManager;
-
-import eu.siacs.conversations.R;
-import eu.siacs.conversations.entities.Account;
-import eu.siacs.conversations.xmpp.XmppConnection;
-
 import android.app.AlertDialog;
-import android.app.Fragment;
 import android.app.FragmentManager;
 import android.content.DialogInterface;
 import android.content.SharedPreferences;
@@ -25,6 +12,17 @@ import android.preference.Preference;
 import android.preference.PreferenceManager;
 import android.widget.Toast;
 
+import java.security.KeyStoreException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.Locale;
+
+import de.duenndns.ssl.MemorizingTrustManager;
+import eu.siacs.conversations.R;
+import eu.siacs.conversations.entities.Account;
+import eu.siacs.conversations.xmpp.XmppConnection;
+
 public class SettingsActivity extends XmppActivity implements
 		OnSharedPreferenceChangeListener {
 	private SettingsFragment mSettingsFragment;
diff --git a/src/main/java/eu/siacs/conversations/ui/ShareWithActivity.java b/src/main/java/eu/siacs/conversations/ui/ShareWithActivity.java
index 351f1dfc2..fed820656 100644
--- a/src/main/java/eu/siacs/conversations/ui/ShareWithActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/ShareWithActivity.java
@@ -17,7 +17,6 @@ import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
 
-import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Conversation;
diff --git a/src/main/java/eu/siacs/conversations/ui/TrustKeysActivity.java b/src/main/java/eu/siacs/conversations/ui/TrustKeysActivity.java
index 4efa4f6cf..ab32e61a2 100644
--- a/src/main/java/eu/siacs/conversations/ui/TrustKeysActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/TrustKeysActivity.java
@@ -2,7 +2,6 @@ package eu.siacs.conversations.ui;
 
 import android.content.Intent;
 import android.os.Bundle;
-import android.util.Log;
 import android.view.View;
 import android.view.View.OnClickListener;
 import android.widget.Button;
@@ -12,14 +11,11 @@ import android.widget.TextView;
 
 import org.whispersystems.libaxolotl.IdentityKey;
 
-
 import java.util.HashMap;
 import java.util.Map;
 import java.util.Set;
 
-import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
-import eu.siacs.conversations.crypto.axolotl.AxolotlService;
 import eu.siacs.conversations.crypto.axolotl.AxolotlService.SQLiteAxolotlStore.Trust;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Contact;
diff --git a/src/main/java/eu/siacs/conversations/ui/XmppActivity.java b/src/main/java/eu/siacs/conversations/ui/XmppActivity.java
index 00322452c..77001f20c 100644
--- a/src/main/java/eu/siacs/conversations/ui/XmppActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/XmppActivity.java
@@ -56,7 +56,6 @@ import com.google.zxing.WriterException;
 import com.google.zxing.common.BitMatrix;
 import com.google.zxing.qrcode.QRCodeWriter;
 import com.google.zxing.qrcode.decoder.ErrorCorrectionLevel;
-import com.kyleduo.switchbutton.SwitchButton;
 
 import net.java.otr4j.session.SessionID;
 
diff --git a/src/main/java/eu/siacs/conversations/ui/adapter/AccountAdapter.java b/src/main/java/eu/siacs/conversations/ui/adapter/AccountAdapter.java
index 226b1920e..ece4ac6b9 100644
--- a/src/main/java/eu/siacs/conversations/ui/adapter/AccountAdapter.java
+++ b/src/main/java/eu/siacs/conversations/ui/adapter/AccountAdapter.java
@@ -1,13 +1,5 @@
 package eu.siacs.conversations.ui.adapter;
 
-import java.util.List;
-
-import eu.siacs.conversations.R;
-import eu.siacs.conversations.entities.Account;
-import eu.siacs.conversations.ui.XmppActivity;
-import eu.siacs.conversations.ui.ManageAccountActivity;
-import eu.siacs.conversations.ui.widget.Switch;
-
 import android.content.Context;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -17,6 +9,14 @@ import android.widget.CompoundButton;
 import android.widget.ImageView;
 import android.widget.TextView;
 
+import java.util.List;
+
+import eu.siacs.conversations.R;
+import eu.siacs.conversations.entities.Account;
+import eu.siacs.conversations.ui.ManageAccountActivity;
+import eu.siacs.conversations.ui.XmppActivity;
+import eu.siacs.conversations.ui.widget.Switch;
+
 public class AccountAdapter extends ArrayAdapter<Account> {
 
 	private XmppActivity activity;
diff --git a/src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java b/src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java
index bfe44326e..6918713e4 100644
--- a/src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java
+++ b/src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java
@@ -21,8 +21,8 @@ import java.util.concurrent.RejectedExecutionException;
 
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.Conversation;
-import eu.siacs.conversations.entities.Transferable;
 import eu.siacs.conversations.entities.Message;
+import eu.siacs.conversations.entities.Transferable;
 import eu.siacs.conversations.ui.ConversationActivity;
 import eu.siacs.conversations.ui.XmppActivity;
 import eu.siacs.conversations.utils.UIHelper;
diff --git a/src/main/java/eu/siacs/conversations/ui/adapter/KnownHostsAdapter.java b/src/main/java/eu/siacs/conversations/ui/adapter/KnownHostsAdapter.java
index 0993735f1..471526afe 100644
--- a/src/main/java/eu/siacs/conversations/ui/adapter/KnownHostsAdapter.java
+++ b/src/main/java/eu/siacs/conversations/ui/adapter/KnownHostsAdapter.java
@@ -1,13 +1,13 @@
 package eu.siacs.conversations.ui.adapter;
 
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Locale;
-
 import android.content.Context;
 import android.widget.ArrayAdapter;
 import android.widget.Filter;
 
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Locale;
+
 public class KnownHostsAdapter extends ArrayAdapter<String> {
 	private ArrayList<String> domains;
 	private Filter domainFilter = new Filter() {
diff --git a/src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java b/src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java
index 7b20b55fc..ad7d76224 100644
--- a/src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java
+++ b/src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java
@@ -1,15 +1,5 @@
 package eu.siacs.conversations.ui.adapter;
 
-import java.lang.ref.WeakReference;
-import java.util.List;
-import java.util.concurrent.RejectedExecutionException;
-
-import eu.siacs.conversations.R;
-import eu.siacs.conversations.entities.ListItem;
-import eu.siacs.conversations.ui.XmppActivity;
-import eu.siacs.conversations.utils.UIHelper;
-import eu.siacs.conversations.xmpp.jid.Jid;
-
 import android.content.Context;
 import android.content.SharedPreferences;
 import android.content.res.Resources;
@@ -26,6 +16,16 @@ import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.TextView;
 
+import java.lang.ref.WeakReference;
+import java.util.List;
+import java.util.concurrent.RejectedExecutionException;
+
+import eu.siacs.conversations.R;
+import eu.siacs.conversations.entities.ListItem;
+import eu.siacs.conversations.ui.XmppActivity;
+import eu.siacs.conversations.utils.UIHelper;
+import eu.siacs.conversations.xmpp.jid.Jid;
+
 public class ListItemAdapter extends ArrayAdapter<ListItem> {
 
 	protected XmppActivity activity;
diff --git a/src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java b/src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java
index df3a391b1..08e0f2989 100644
--- a/src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java
+++ b/src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java
@@ -31,10 +31,10 @@ import eu.siacs.conversations.crypto.axolotl.AxolotlService;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Contact;
 import eu.siacs.conversations.entities.Conversation;
-import eu.siacs.conversations.entities.Transferable;
 import eu.siacs.conversations.entities.DownloadableFile;
 import eu.siacs.conversations.entities.Message;
 import eu.siacs.conversations.entities.Message.FileParams;
+import eu.siacs.conversations.entities.Transferable;
 import eu.siacs.conversations.ui.ConversationActivity;
 import eu.siacs.conversations.utils.GeoHelper;
 import eu.siacs.conversations.utils.UIHelper;
diff --git a/src/main/java/eu/siacs/conversations/ui/widget/Switch.java b/src/main/java/eu/siacs/conversations/ui/widget/Switch.java
index c72e760ef..fd3b5553f 100644
--- a/src/main/java/eu/siacs/conversations/ui/widget/Switch.java
+++ b/src/main/java/eu/siacs/conversations/ui/widget/Switch.java
@@ -7,8 +7,6 @@ import android.view.ViewConfiguration;
 
 import com.kyleduo.switchbutton.SwitchButton;
 
-import eu.siacs.conversations.Config;
-
 public class Switch extends SwitchButton {
 
 	private int mTouchSlop;
diff --git a/src/main/java/eu/siacs/conversations/utils/DNSHelper.java b/src/main/java/eu/siacs/conversations/utils/DNSHelper.java
index 5a47bb3c3..36d03b30a 100644
--- a/src/main/java/eu/siacs/conversations/utils/DNSHelper.java
+++ b/src/main/java/eu/siacs/conversations/utils/DNSHelper.java
@@ -1,17 +1,7 @@
 package eu.siacs.conversations.utils;
 
-import de.measite.minidns.Client;
-import de.measite.minidns.DNSMessage;
-import de.measite.minidns.Record;
-import de.measite.minidns.Record.TYPE;
-import de.measite.minidns.Record.CLASS;
-import de.measite.minidns.record.SRV;
-import de.measite.minidns.record.A;
-import de.measite.minidns.record.AAAA;
-import de.measite.minidns.record.Data;
-import de.measite.minidns.util.NameUtil;
-import eu.siacs.conversations.Config;
-import eu.siacs.conversations.xmpp.jid.Jid;
+import android.os.Bundle;
+import android.util.Log;
 
 import java.io.IOException;
 import java.net.InetAddress;
@@ -22,8 +12,18 @@ import java.util.Random;
 import java.util.TreeMap;
 import java.util.regex.Pattern;
 
-import android.os.Bundle;
-import android.util.Log;
+import de.measite.minidns.Client;
+import de.measite.minidns.DNSMessage;
+import de.measite.minidns.Record;
+import de.measite.minidns.Record.CLASS;
+import de.measite.minidns.Record.TYPE;
+import de.measite.minidns.record.A;
+import de.measite.minidns.record.AAAA;
+import de.measite.minidns.record.Data;
+import de.measite.minidns.record.SRV;
+import de.measite.minidns.util.NameUtil;
+import eu.siacs.conversations.Config;
+import eu.siacs.conversations.xmpp.jid.Jid;
 
 public class DNSHelper {
 
diff --git a/src/main/java/eu/siacs/conversations/utils/ExceptionHandler.java b/src/main/java/eu/siacs/conversations/utils/ExceptionHandler.java
index 0ad57fe21..4e3ec2366 100644
--- a/src/main/java/eu/siacs/conversations/utils/ExceptionHandler.java
+++ b/src/main/java/eu/siacs/conversations/utils/ExceptionHandler.java
@@ -1,5 +1,7 @@
 package eu.siacs.conversations.utils;
 
+import android.content.Context;
+
 import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.OutputStream;
@@ -8,8 +10,6 @@ import java.io.StringWriter;
 import java.io.Writer;
 import java.lang.Thread.UncaughtExceptionHandler;
 
-import android.content.Context;
-
 public class ExceptionHandler implements UncaughtExceptionHandler {
 
 	private UncaughtExceptionHandler defaultHandler;
diff --git a/src/main/java/eu/siacs/conversations/utils/ExceptionHelper.java b/src/main/java/eu/siacs/conversations/utils/ExceptionHelper.java
index ee3ea3e1e..0f1828473 100644
--- a/src/main/java/eu/siacs/conversations/utils/ExceptionHelper.java
+++ b/src/main/java/eu/siacs/conversations/utils/ExceptionHelper.java
@@ -1,5 +1,17 @@
 package eu.siacs.conversations.utils;
 
+import android.app.AlertDialog;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.content.DialogInterface.OnClickListener;
+import android.content.SharedPreferences;
+import android.content.pm.PackageInfo;
+import android.content.pm.PackageManager;
+import android.content.pm.PackageManager.NameNotFoundException;
+import android.preference.PreferenceManager;
+import android.text.format.DateUtils;
+import android.util.Log;
+
 import java.io.BufferedReader;
 import java.io.FileInputStream;
 import java.io.IOException;
@@ -15,18 +27,6 @@ import eu.siacs.conversations.services.XmppConnectionService;
 import eu.siacs.conversations.xmpp.jid.InvalidJidException;
 import eu.siacs.conversations.xmpp.jid.Jid;
 
-import android.app.AlertDialog;
-import android.content.Context;
-import android.content.DialogInterface;
-import android.content.SharedPreferences;
-import android.content.DialogInterface.OnClickListener;
-import android.content.pm.PackageInfo;
-import android.content.pm.PackageManager;
-import android.content.pm.PackageManager.NameNotFoundException;
-import android.preference.PreferenceManager;
-import android.text.format.DateUtils;
-import android.util.Log;
-
 public class ExceptionHelper {
 	public static void init(Context context) {
 		if (!(Thread.getDefaultUncaughtExceptionHandler() instanceof ExceptionHandler)) {
diff --git a/src/main/java/eu/siacs/conversations/utils/OnPhoneContactsLoadedListener.java b/src/main/java/eu/siacs/conversations/utils/OnPhoneContactsLoadedListener.java
index 9a6897689..f18a4ed8e 100644
--- a/src/main/java/eu/siacs/conversations/utils/OnPhoneContactsLoadedListener.java
+++ b/src/main/java/eu/siacs/conversations/utils/OnPhoneContactsLoadedListener.java
@@ -1,9 +1,9 @@
 package eu.siacs.conversations.utils;
 
-import java.util.List;
-
 import android.os.Bundle;
 
+import java.util.List;
+
 public interface OnPhoneContactsLoadedListener {
 	public void onPhoneContactsLoaded(List<Bundle> phoneContacts);
 }
diff --git a/src/main/java/eu/siacs/conversations/utils/PhoneHelper.java b/src/main/java/eu/siacs/conversations/utils/PhoneHelper.java
index 99e8ebb80..b90f06ff9 100644
--- a/src/main/java/eu/siacs/conversations/utils/PhoneHelper.java
+++ b/src/main/java/eu/siacs/conversations/utils/PhoneHelper.java
@@ -1,9 +1,5 @@
 package eu.siacs.conversations.utils;
 
-import java.util.ArrayList;
-import java.util.List;
-import java.util.concurrent.RejectedExecutionException;
-
 import android.content.Context;
 import android.content.CursorLoader;
 import android.content.Loader;
@@ -15,6 +11,9 @@ import android.os.Bundle;
 import android.provider.ContactsContract;
 import android.provider.ContactsContract.Profile;
 
+import java.util.List;
+import java.util.concurrent.RejectedExecutionException;
+
 public class PhoneHelper {
 
 	public static void loadPhoneContacts(Context context,final List<Bundle> phoneContacts, final OnPhoneContactsLoadedListener listener) {
diff --git a/src/main/java/eu/siacs/conversations/utils/UIHelper.java b/src/main/java/eu/siacs/conversations/utils/UIHelper.java
index 2e768ad91..cac23f077 100644
--- a/src/main/java/eu/siacs/conversations/utils/UIHelper.java
+++ b/src/main/java/eu/siacs/conversations/utils/UIHelper.java
@@ -1,5 +1,10 @@
 package eu.siacs.conversations.utils;
 
+import android.content.Context;
+import android.text.format.DateFormat;
+import android.text.format.DateUtils;
+import android.util.Pair;
+
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Calendar;
@@ -9,15 +14,10 @@ import java.util.Locale;
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.Contact;
 import eu.siacs.conversations.entities.Conversation;
-import eu.siacs.conversations.entities.Transferable;
 import eu.siacs.conversations.entities.Message;
+import eu.siacs.conversations.entities.Transferable;
 import eu.siacs.conversations.xmpp.jid.Jid;
 
-import android.content.Context;
-import android.text.format.DateFormat;
-import android.text.format.DateUtils;
-import android.util.Pair;
-
 public class UIHelper {
 
 	private static String BLACK_HEART_SUIT = "\u2665";
diff --git a/src/main/java/eu/siacs/conversations/xml/XmlReader.java b/src/main/java/eu/siacs/conversations/xml/XmlReader.java
index 52d3d46ac..aeaaa5931 100644
--- a/src/main/java/eu/siacs/conversations/xml/XmlReader.java
+++ b/src/main/java/eu/siacs/conversations/xml/XmlReader.java
@@ -1,18 +1,18 @@
 package eu.siacs.conversations.xml;
 
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.InputStreamReader;
+import android.os.PowerManager;
+import android.os.PowerManager.WakeLock;
+import android.util.Log;
+import android.util.Xml;
 
 import org.xmlpull.v1.XmlPullParser;
 import org.xmlpull.v1.XmlPullParserException;
 
-import eu.siacs.conversations.Config;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
 
-import android.os.PowerManager;
-import android.os.PowerManager.WakeLock;
-import android.util.Log;
-import android.util.Xml;
+import eu.siacs.conversations.Config;
 
 public class XmlReader {
 	private XmlPullParser parser;
diff --git a/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java b/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java
index 35c89b45f..7c81d988c 100644
--- a/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java
@@ -26,7 +26,6 @@ import java.net.IDN;
 import java.net.InetAddress;
 import java.net.InetSocketAddress;
 import java.net.Socket;
-import java.net.SocketAddress;
 import java.net.UnknownHostException;
 import java.security.KeyManagementException;
 import java.security.NoSuchAlgorithmException;
diff --git a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnection.java b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnection.java
index 65cafe791..138a5e51d 100644
--- a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnection.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnection.java
@@ -1,5 +1,10 @@
 package eu.siacs.conversations.xmpp.jingle;
 
+import android.content.Intent;
+import android.net.Uri;
+import android.os.SystemClock;
+import android.util.Log;
+
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Iterator;
@@ -8,17 +13,13 @@ import java.util.Locale;
 import java.util.Map.Entry;
 import java.util.concurrent.ConcurrentHashMap;
 
-import android.content.Intent;
-import android.net.Uri;
-import android.os.SystemClock;
-import android.util.Log;
 import eu.siacs.conversations.Config;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Conversation;
-import eu.siacs.conversations.entities.Transferable;
 import eu.siacs.conversations.entities.DownloadableFile;
-import eu.siacs.conversations.entities.TransferablePlaceholder;
 import eu.siacs.conversations.entities.Message;
+import eu.siacs.conversations.entities.Transferable;
+import eu.siacs.conversations.entities.TransferablePlaceholder;
 import eu.siacs.conversations.services.XmppConnectionService;
 import eu.siacs.conversations.xml.Element;
 import eu.siacs.conversations.xmpp.OnIqPacketReceived;
diff --git a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnectionManager.java b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnectionManager.java
index cadf9df39..ab564480c 100644
--- a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnectionManager.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnectionManager.java
@@ -1,16 +1,18 @@
 package eu.siacs.conversations.xmpp.jingle;
 
+import android.annotation.SuppressLint;
+import android.util.Log;
+
 import java.math.BigInteger;
 import java.security.SecureRandom;
 import java.util.HashMap;
 import java.util.List;
 import java.util.concurrent.CopyOnWriteArrayList;
-import android.annotation.SuppressLint;
-import android.util.Log;
+
 import eu.siacs.conversations.Config;
 import eu.siacs.conversations.entities.Account;
-import eu.siacs.conversations.entities.Transferable;
 import eu.siacs.conversations.entities.Message;
+import eu.siacs.conversations.entities.Transferable;
 import eu.siacs.conversations.services.AbstractConnectionManager;
 import eu.siacs.conversations.services.XmppConnectionService;
 import eu.siacs.conversations.utils.Xmlns;
diff --git a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleInbandTransport.java b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleInbandTransport.java
index 9a02ee7aa..6f31f1639 100644
--- a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleInbandTransport.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleInbandTransport.java
@@ -1,5 +1,8 @@
 package eu.siacs.conversations.xmpp.jingle;
 
+import android.util.Base64;
+import android.util.Log;
+
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
@@ -7,9 +10,6 @@ import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 import java.util.Arrays;
 
-import android.util.Base64;
-import android.util.Log;
-
 import eu.siacs.conversations.Config;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.DownloadableFile;
diff --git a/src/main/java/eu/siacs/conversations/xmpp/pep/Avatar.java b/src/main/java/eu/siacs/conversations/xmpp/pep/Avatar.java
index 74da6a9bd..38bb5c8f9 100644
--- a/src/main/java/eu/siacs/conversations/xmpp/pep/Avatar.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/pep/Avatar.java
@@ -1,10 +1,10 @@
 package eu.siacs.conversations.xmpp.pep;
 
+import android.util.Base64;
+
 import eu.siacs.conversations.xml.Element;
 import eu.siacs.conversations.xmpp.jid.Jid;
 
-import android.util.Base64;
-
 public class Avatar {
 
 	public enum Origin { PEP, VCARD };
diff --git a/src/main/java/eu/siacs/conversations/xmpp/stanzas/MessagePacket.java b/src/main/java/eu/siacs/conversations/xmpp/stanzas/MessagePacket.java
index 628f0d934..6b6909125 100644
--- a/src/main/java/eu/siacs/conversations/xmpp/stanzas/MessagePacket.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/stanzas/MessagePacket.java
@@ -2,8 +2,6 @@ package eu.siacs.conversations.xmpp.stanzas;
 
 import android.util.Pair;
 
-import java.text.ParseException;
-
 import eu.siacs.conversations.parser.AbstractParser;
 import eu.siacs.conversations.xml.Element;