Merge pull request #2 from Findyr/feature/sdk7

Add support for Eclair (API 7) devices

Author: Acconut

tus-android-client/build.gradle

@@ -6,7 +6,7 @@ android {
     buildToolsVersion "21.1.2"
 
     defaultConfig {
-        minSdkVersion 15
+        minSdkVersion 7
         targetSdkVersion 21
         versionCode 1
         versionName "1.0"

tus-android-client/src/main/java/io/tus/android/client/TusPreferencesURLStore.java

@@ -1,6 +1,7 @@
 package io.tus.android.client;
 
 import android.content.SharedPreferences;
+import android.os.Build;
 
 import java.net.MalformedURLException;
 import java.net.URL;
@@ -46,17 +47,24 @@ public void set(String fingerprint, URL url) {
 
         SharedPreferences.Editor editor = preferences.edit();
         editor.putString(fingerprint, urlStr);
-        editor.apply();
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.GINGERBREAD) {
+            editor.apply();
+        } else {
+            editor.commit();
+        }
     }
 
     public void remove(String fingerprint) {
         // Ignore empty fingerprints
         if(fingerprint.length() == 0) {
             return;
         }
-
         SharedPreferences.Editor editor = preferences.edit();
         editor.remove(fingerprint);
-        editor.apply();
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.GINGERBREAD) {
+            editor.apply();
+        } else {
+            editor.commit();
+        }
     }
 }