From 33e5d3106e3c6e4eed5c881243ba5affe18c8566 Mon Sep 17 00:00:00 2001
From: paul-loedige <paul@gve-loedige.de>
Date: Sun, 27 Dec 2020 13:57:30 +0100
Subject: [PATCH] moved XML submodule to resources

---
 .gitmodules                                   |  4 +-
 .../aped/utils/ExternalStorageHandler.java    | 53 +++++++++++++++++++
 APED/app/src/main/java/com/example/aped/xml   |  1 -
 APED/app/src/main/res/raw/XML                 |  1 +
 4 files changed, 56 insertions(+), 3 deletions(-)
 create mode 100644 APED/app/src/main/java/com/example/aped/utils/ExternalStorageHandler.java
 delete mode 160000 APED/app/src/main/java/com/example/aped/xml
 create mode 160000 APED/app/src/main/res/raw/XML

diff --git a/.gitmodules b/.gitmodules
index 74fcc03..e7b6f15 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,3 @@
-[submodule "APED/app/src/main/java/com/example/aped/xml"]
-	path = APED/app/src/main/java/com/example/aped/xml
+[submodule "APED/app/src/main/res/raw/XML"]
+	path = APED/app/src/main/res/raw/XML
 	url = https://its-gitlab.init.hs-owl.de/mo_b_l/aped_xml_configs.git
diff --git a/APED/app/src/main/java/com/example/aped/utils/ExternalStorageHandler.java b/APED/app/src/main/java/com/example/aped/utils/ExternalStorageHandler.java
new file mode 100644
index 0000000..886478b
--- /dev/null
+++ b/APED/app/src/main/java/com/example/aped/utils/ExternalStorageHandler.java
@@ -0,0 +1,53 @@
+package com.example.aped.utils;
+
+import android.content.Context;
+import android.os.Environment;
+
+import java.io.File;
+import java.io.FileNotFoundException;
+
+/**
+ * Utility for getting information related to the external storage.
+ */
+public final class ExternalStorageHandler {
+
+    private ExternalStorageHandler() { }
+
+    /**
+     * Checks whether the external storage is mounted.
+     * @return boolean value
+     */
+    public static boolean isExternalStorageMounted() {
+        return Environment.MEDIA_MOUNTED.equals(
+                Environment.getExternalStorageState()
+        );
+    }
+
+    /**
+     * Checks whether the external storage is read only.
+     * @return boolean value
+     */
+    public static boolean isExternalStorageReadOnly() {
+        return Environment.MEDIA_MOUNTED_READ_ONLY.equals(
+                Environment.getExternalStorageState()
+        );
+    }
+
+    /**
+     * Returns the external private storage base directory path for an activity.
+     * @param context the relevant activity
+     * @return the path to the base of the external private storage
+     * @throws FileNotFoundException checks if the directory is mounted
+     */
+    public static String getExternalPrivateStorageDir(final Context context)
+            throws FileNotFoundException {
+        if (isExternalStorageMounted()) {
+            File file = context.getExternalCacheDir();
+            return file.getAbsolutePath();
+        } else {
+            throw new FileNotFoundException(
+                    "The relevant storage is not available."
+            );
+        }
+    }
+}
diff --git a/APED/app/src/main/java/com/example/aped/xml b/APED/app/src/main/java/com/example/aped/xml
deleted file mode 160000
index 3600828..0000000
--- a/APED/app/src/main/java/com/example/aped/xml
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 3600828925b4f02fcf472797c5cf526d24f53f63
diff --git a/APED/app/src/main/res/raw/XML b/APED/app/src/main/res/raw/XML
new file mode 160000
index 0000000..ce8ce41
--- /dev/null
+++ b/APED/app/src/main/res/raw/XML
@@ -0,0 +1 @@
+Subproject commit ce8ce41609a1a7ef9282cbcdda3358f9c2ec6939