From 601fb37b1b8ab619441f9d17bade55743feeb3c3 Mon Sep 17 00:00:00 2001
From: Mark van de Korput <m.vandekorput@eaglescience.nl>
Date: Fri, 25 Sep 2020 10:57:46 +0200
Subject: [PATCH] Fixes #70 check getExternalCacheDir for null result

---
 build.gradle                                  |  2 +-
 .../activity/VideoPickActivity.java           | 21 +++++++++++++------
 gradle/wrapper/gradle-wrapper.properties      |  4 ++--
 3 files changed, 18 insertions(+), 9 deletions(-)

diff --git a/build.gradle b/build.gradle
index 58563d4..51c4cd0 100644
--- a/build.gradle
+++ b/build.gradle
@@ -6,7 +6,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.5.3'
+        classpath 'com.android.tools.build:gradle:4.0.1'
         classpath 'com.github.dcendents:android-maven-gradle-plugin:1.5'
         classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.6'
         // NOTE: Do not place your application dependencies here; they belong
diff --git a/filepicker/src/main/java/com/vincent/filepicker/activity/VideoPickActivity.java b/filepicker/src/main/java/com/vincent/filepicker/activity/VideoPickActivity.java
index 9def973..9316d4c 100644
--- a/filepicker/src/main/java/com/vincent/filepicker/activity/VideoPickActivity.java
+++ b/filepicker/src/main/java/com/vincent/filepicker/activity/VideoPickActivity.java
@@ -105,12 +105,12 @@ public void OnSelectStateChanged(boolean state, VideoFile file) {
         });
 
         mProgressBar = (ProgressBar) findViewById(R.id.pb_video_pick);
-        File folder = new File(getExternalCacheDir().getAbsolutePath() + File.separator + THUMBNAIL_PATH);
-        if (!folder.exists()) {
-            mProgressBar.setVisibility(View.VISIBLE);
-        } else {
-            mProgressBar.setVisibility(View.GONE);
-        }
+
+        File thumbnailFolderFile = this.getThumbnailFolderFile();
+        mProgressBar.setVisibility(
+                thumbnailFolderFile == null || !thumbnailFolderFile.exists()
+                        ? View.VISIBLE
+                        : View.GONE);
 
         rl_done = (RelativeLayout) findViewById(R.id.rl_done);
         rl_done.setOnClickListener(new View.OnClickListener() {
@@ -159,6 +159,15 @@ public void onFolderListClick(Directory directory) {
         }
     }
 
+    /**
+     * @return null if there is no external storage available, otherwise a File
+     * instance referencing to the thumbnail file.
+     */
+    private File getThumbnailFolderFile() {
+        File f = getExternalCacheDir();
+        return f == null ? null : new File(f.getAbsolutePath(), THUMBNAIL_PATH);
+    }
+
     @Override
     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
         super.onActivityResult(requestCode, resultCode, data);
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 696b99c..5030579 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Sun Dec 29 18:00:03 IST 2019
+#Fri Sep 25 10:43:54 CEST 2020
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.1.1-all.zip