Removed some warnings on OkHttpDownloader

Author: vicajilau

fetch2okhttp/src/main/java/com/tonyodev/fetch2okhttp/OkHttpDownloader.kt

@@ -1,5 +1,6 @@
 package com.tonyodev.fetch2okhttp
 
+import android.util.Log
 import com.tonyodev.fetch2core.*
 import okhttp3.OkHttpClient
 import okhttp3.Request
@@ -26,7 +27,7 @@ open class OkHttpDownloader @JvmOverloads constructor(
 
     constructor(fileDownloaderType: Downloader.FileDownloaderType) : this(null, fileDownloaderType)
 
-    protected val connections: MutableMap<Downloader.Response, Response> = Collections.synchronizedMap(HashMap<Downloader.Response, Response>())
+    private val connections: MutableMap<Downloader.Response, Response> = Collections.synchronizedMap(HashMap<Downloader.Response, Response>())
 
     @Volatile
     var client: OkHttpClient = okHttpClient ?: OkHttpClient.Builder()
@@ -74,8 +75,8 @@ open class OkHttpDownloader @JvmOverloads constructor(
                     .build()
         }
         var okHttpResponse = client.newCall(okHttpRequest).execute()
-        var responseHeaders = okHttpResponse.headers().toMultimap()
-        var code = okHttpResponse.code()
+        var responseHeaders = okHttpResponse.headers.toMultimap()
+        var code = okHttpResponse.code
         if ((code == HttpURLConnection.HTTP_MOVED_TEMP
                         || code == HttpURLConnection.HTTP_MOVED_PERM
                         || code == HttpURLConnection.HTTP_SEE_OTHER) && getHeaderValue(responseHeaders, "Location") != null) {
@@ -90,16 +91,16 @@ open class OkHttpDownloader @JvmOverloads constructor(
             try {
                 okHttpResponse.close()
             } catch (e: Exception) {
-
+                Log.d(e.message, "Failed executing request.")
             }
             okHttpResponse = client.newCall(okHttpRequest).execute()
-            responseHeaders = okHttpResponse.headers().toMultimap()
-            code = okHttpResponse.code()
+            responseHeaders = okHttpResponse.headers.toMultimap()
+            code = okHttpResponse.code
         }
 
         val success = okHttpResponse.isSuccessful
         val contentLength = getContentLengthFromHeader(responseHeaders, -1L)
-        val byteStream: InputStream? = okHttpResponse.body()?.byteStream()
+        val byteStream: InputStream? = okHttpResponse.body?.byteStream()
         val errorResponseString: String? = if (!success) {
             copyStreamToString(byteStream, false)
         } else {
@@ -159,7 +160,7 @@ open class OkHttpDownloader @JvmOverloads constructor(
         try {
             response?.close()
         } catch (e: Exception) {
-
+            e.printStackTrace()
         }
     }