fix plenty of lint warnings, make some for loops into foreach, remove unused imports and throw exceptions

2 files changed, 4 insertions, 5 deletions

diff --git a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/helper/ActionBarHelper.java b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/helper/ActionBarHelper.java
index 2276e0f8a..24e8ff4c7 100644
--- a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/helper/ActionBarHelper.java
+++ b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/helper/ActionBarHelper.java
@@ -22,7 +22,6 @@ import org.sufficientlysecure.keychain.R;
 import org.sufficientlysecure.keychain.util.Log;
 
 import android.app.Activity;
-import android.graphics.drawable.Drawable;
 import android.support.v7.app.ActionBar;
 import android.support.v7.app.ActionBarActivity;
 import android.view.LayoutInflater;
diff --git a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/helper/Preferences.java b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/helper/Preferences.java
index 493f25707..f18a290b3 100644
--- a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/helper/Preferences.java
+++ b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/helper/Preferences.java
@@ -144,8 +144,8 @@ public class Preferences {
                 Constants.defaults.KEY_SERVERS);
         Vector<String> servers = new Vector<String>();
         String chunks[] = rawData.split(",");
-        for (int i = 0; i < chunks.length; ++i) {
-            String tmp = chunks[i].trim();
+        for (String c : chunks) {
+            String tmp = c.trim();
             if (tmp.length() > 0) {
                 servers.add(tmp);
             }
@@ -156,8 +156,8 @@ public class Preferences {
     public void setKeyServers(String[] value) {
         SharedPreferences.Editor editor = mSharedPreferences.edit();
         String rawData = "";
-        for (int i = 0; i < value.length; ++i) {
-            String tmp = value[i].trim();
+        for (String v : value) {
+            String tmp = v.trim();
             if (tmp.length() == 0) {
                 continue;
             }