konvert SSLContextProvider

android/android-base/src/main/java/org/isoron/androidbase/SSLContextProvider.java

@@ -1,70 +0,0 @@
-/*
- * Copyright (C) 2017 Álinson Santos Xavier <isoron@gmail.com>
- *
- * This file is part of Loop Habit Tracker.
- *
- * Loop Habit Tracker is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by the
- * Free Software Foundation, either version 3 of the License, or (at your
- * option) any later version.
- *
- * Loop Habit Tracker is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-package org.isoron.androidbase;
-
-import android.content.*;
-
-import androidx.annotation.NonNull;
-
-import java.io.*;
-import java.security.*;
-import java.security.cert.Certificate;
-import java.security.cert.*;
-
-import javax.inject.*;
-import javax.net.ssl.*;
-
-public class SSLContextProvider
-{
-    private Context context;
-
-    @Inject
-    public SSLContextProvider(@NonNull @AppContext Context context)
-    {
-        this.context = context;
-    }
-
-    public SSLContext getCACertSSLContext()
-    {
-        try
-        {
-            CertificateFactory cf = CertificateFactory.getInstance("X.509");
-            InputStream caInput = context.getAssets().open("cacert.pem");
-            Certificate ca = cf.generateCertificate(caInput);
-
-            KeyStore ks = KeyStore.getInstance(KeyStore.getDefaultType());
-            ks.load(null, null);
-            ks.setCertificateEntry("ca", ca);
-
-            TrustManagerFactory tmf = TrustManagerFactory.getInstance(
-                TrustManagerFactory.getDefaultAlgorithm());
-            tmf.init(ks);
-
-            SSLContext ctx = SSLContext.getInstance("TLS");
-            ctx.init(null, tmf.getTrustManagers(), null);
-
-            return ctx;
-        }
-        catch (Exception e)
-        {
-            throw new RuntimeException(e);
-        }
-    }
-}

android/android-base/src/main/java/org/isoron/androidbase/SSLContextProvider.kt

@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2017 Álinson Santos Xavier <isoron@gmail.com>
+ *
+ * This file is part of Loop Habit Tracker.
+ *
+ * Loop Habit Tracker is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or (at your
+ * option) any later version.
+ *
+ * Loop Habit Tracker is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.isoron.androidbase
+
+import android.content.Context
+import java.security.KeyStore
+import java.security.cert.CertificateFactory
+import javax.inject.Inject
+import javax.net.ssl.SSLContext
+import javax.net.ssl.TrustManagerFactory
+
+class SSLContextProvider @Inject constructor(@param:AppContext private val context: Context) {
+    fun getCACertSSLContext(): SSLContext =
+            try {
+                val ca = CertificateFactory.getInstance("X.509")
+                        .let { cf ->
+                            context.assets.open("cacert.pem")
+                                    .use { caInput ->
+                                        cf.generateCertificate(caInput)
+                                    }
+                        }
+                val ks = KeyStore.getInstance(KeyStore.getDefaultType())
+                        .apply {
+                            load(null, null)
+                            setCertificateEntry("ca", ca)
+                        }
+                val tmf =
+                        TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm())
+                                .apply { init(ks) }
+                SSLContext.getInstance("TLS")
+                        .apply { init(null, tmf.trustManagers, null) }
+            } catch (e: Exception) {
+                throw RuntimeException(e)
+            }
+}