build: change of package name

app/src/main/java/com/cappielloantonio/tempo/subsonic/utils/CacheUtil.java

@@ -0,0 +1,45 @@
+package com.cappielloantonio.tempo.subsonic.utils;
+
+import android.content.Context;
+import android.net.ConnectivityManager;
+import android.net.NetworkInfo;
+
+import com.cappielloantonio.tempo.App;
+
+import okhttp3.Interceptor;
+import okhttp3.Request;
+
+public class CacheUtil {
+    private int maxAge; // 60 seconds
+    private int maxStale; // 60 * 60 * 24 * 30 = 30 days (60 seconds * 60 minutes * 24 hours * 30 days)
+
+    public CacheUtil(int maxAge, int maxStale) {
+        this.maxAge = maxAge;
+        this.maxStale = maxStale;
+    }
+
+    public Interceptor onlineInterceptor = chain -> {
+        okhttp3.Response response = chain.proceed(chain.request());
+        return response.newBuilder()
+                .header("Cache-Control", "public, max-age=" + maxAge)
+                .removeHeader("Pragma")
+                .build();
+    };
+
+    public Interceptor offlineInterceptor = chain -> {
+        Request request = chain.request();
+        if (!isConnected()) {
+            request = request.newBuilder()
+                    .header("Cache-Control", "public, only-if-cached, max-stale=" + maxStale)
+                    .removeHeader("Pragma")
+                    .build();
+        }
+        return chain.proceed(request);
+    };
+
+    private boolean isConnected() {
+        ConnectivityManager connectivityManager = (ConnectivityManager) App.getContext().getSystemService(Context.CONNECTIVITY_SERVICE);
+        NetworkInfo netInfo = connectivityManager.getActiveNetworkInfo();
+        return (netInfo != null && netInfo.isConnected());
+    }
+}

app/src/main/java/com/cappielloantonio/tempo/subsonic/utils/StringUtil.java

@@ -0,0 +1,28 @@
+package com.cappielloantonio.tempo.subsonic.utils;
+
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+
+public class StringUtil {
+    public static String tokenize(String s) {
+        final String MD5 = "MD5";
+        try {
+            MessageDigest digest = java.security.MessageDigest.getInstance(MD5);
+            digest.update(s.getBytes());
+            byte[] messageDigest = digest.digest();
+
+            StringBuilder hexString = new StringBuilder();
+            for (byte aMessageDigest : messageDigest) {
+                StringBuilder h = new StringBuilder(Integer.toHexString(0xFF & aMessageDigest));
+                while (h.length() < 2) {
+                    h.insert(0, "0");
+                }
+                hexString.append(h);
+            }
+            return hexString.toString();
+        } catch (NoSuchAlgorithmException e) {
+            e.printStackTrace();
+        }
+        return "";
+    }
+}