1 files changed, 15 insertions, 23 deletions

diff --git a/app/src/main/java/se/leap/bitmaskclient/PRNGFixes.java b/app/src/main/java/se/leap/bitmaskclient/PRNGFixes.java
index a046f01f..9e523751 100644
--- a/app/src/main/java/se/leap/bitmaskclient/PRNGFixes.java
+++ b/app/src/main/java/se/leap/bitmaskclient/PRNGFixes.java
@@ -12,28 +12,17 @@ package se.leap.bitmaskclient;
  * Source: http://android-developers.blogspot.de/2013/08/some-securerandom-thoughts.html
  */
 
-import android.os.Build;
+import android.os.*;
 import android.os.Process;
-import android.util.Log;
-
-import java.io.ByteArrayOutputStream;
-import java.io.DataInputStream;
-import java.io.DataOutputStream;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.OutputStream;
-import java.io.UnsupportedEncodingException;
-import java.security.NoSuchAlgorithmException;
+import android.util.*;
+
+import java.io.*;
+import java.security.*;
 import java.security.Provider;
-import java.security.SecureRandom;
-import java.security.SecureRandomSpi;
-import java.security.Security;
 
 /**
  * Fixes for the output of the default PRNG having low entropy.
- *
+ * <p/>
  * The fixes need to be applied via {@link #apply()} before any use of Java
  * Cryptography Architecture primitives. A good place to invoke them is in the
  * application's {@code onCreate}.
@@ -43,10 +32,13 @@ public final class PRNGFixes {
     private static final int VERSION_CODE_JELLY_BEAN = 16;
     private static final int VERSION_CODE_JELLY_BEAN_MR2 = 18;
     private static final byte[] BUILD_FINGERPRINT_AND_DEVICE_SERIAL =
-        getBuildFingerprintAndDeviceSerial();
+            getBuildFingerprintAndDeviceSerial();
 
-    /** Hidden constructor to prevent instantiation. */
-    private PRNGFixes() {}
+    /**
+     * Hidden constructor to prevent instantiation.
+     */
+    private PRNGFixes() {
+    }
 
     /**
      * Applies all fixes.
@@ -113,7 +105,7 @@ public final class PRNGFixes {
         if ((secureRandomProviders == null)
                 || (secureRandomProviders.length < 1)
                 || (!LinuxPRNGSecureRandomProvider.class.equals(
-                        secureRandomProviders[0].getClass()))) {
+                secureRandomProviders[0].getClass()))) {
             Security.insertProviderAt(new LinuxPRNGSecureRandomProvider(), 1);
         }
 
@@ -138,7 +130,7 @@ public final class PRNGFixes {
                 rng2.getProvider().getClass())) {
             throw new SecurityException(
                     "SecureRandom.getInstance(\"SHA1PRNG\") backed by wrong"
-                    + " Provider: " + rng2.getProvider().getClass());
+                            + " Provider: " + rng2.getProvider().getClass());
         }
     }
 
@@ -152,7 +144,7 @@ public final class PRNGFixes {
             super("LinuxPRNG",
                     1.0,
                     "A Linux-specific random number provider that uses"
-                        + " /dev/urandom");
+                            + " /dev/urandom");
             // Although /dev/urandom is not a SHA-1 PRNG, some apps
             // explicitly request a SHA1PRNG SecureRandom and we thus need to
             // prevent them from getting the default implementation whose output