Update dependencies & fix null pointer exception when file has missing properties or none at all

Bump log4j-api from 2.12.0 to 2.15.0

pom.xml

@@ -106,17 +106,17 @@
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-api</artifactId>
-            <version>2.12.0</version>
+            <version>2.17.1</version>
         </dependency>
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-core</artifactId>
-            <version>2.12.0</version>
+            <version>2.17.1</version>
         </dependency>
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-slf4j-impl</artifactId>
-            <version>2.12.0</version>
+            <version>2.17.1</version>
         </dependency>
         <dependency>
             <groupId>org.slf4j</groupId>
@@ -137,12 +137,12 @@
         <dependency>
             <groupId>com.fasterxml.jackson.dataformat</groupId>
             <artifactId>jackson-dataformat-yaml</artifactId>
-            <version>2.9.9</version>
+            <version>2.13.1</version>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>2.9.10.4</version>
+            <version>2.13.1</version>
         </dependency>
         <!-- endregion -->
         <!-- region unit-tests -->

src/main/java/at/pcgamingfreaks/mkvaudiosubtitlechanger/AttributeUpdaterKernel.java

@@ -21,6 +21,9 @@ public class AttributeUpdaterKernel {
         if(allValidPaths != null && configPattern != null){
             for(File file : allValidPaths){
                 List<FileAttribute> attributes = collector.loadAttributes(file);
+                if (attributes.isEmpty()) {
+                    continue;
+                }
                 boolean fileHasChanged = false;
                 for(AttributeConfig config : configPattern){
                     /*

src/main/java/at/pcgamingfreaks/mkvaudiosubtitlechanger/intimpl/MkvFileCollector.java

@@ -74,6 +74,10 @@ public class MkvFileCollector implements FileCollector {
             InputStream inputStream = Runtime.getRuntime().exec(array).getInputStream();
             jsonMap = mapper.readValue(inputStream, Map.class);
             List<Map<String, Object>> tracks = (List<Map<String, Object>>) jsonMap.get("tracks");
+            if (tracks == null) {
+                log.warn("Couldn't retrieve information of {}", file.getAbsoluteFile().toString());
+                return new ArrayList<>();
+            }
             for (Map<String, Object> attribute : tracks) {
                 if (!"video".equals(attribute.get("type"))) {
                     Map<String, Object> properties = (Map<String, Object>) attribute.get("properties");
@@ -81,8 +85,8 @@ public class MkvFileCollector implements FileCollector {
                             (int) properties.get("number"),
                             (String) properties.get("language"),
                             (String) properties.get("track_name"),
-                            (Boolean) properties.get("default_track"),
+                            (Boolean) properties.getOrDefault("default_track", false),
-                            (Boolean) properties.get("forced_track"),
+                            (Boolean) properties.getOrDefault("forced_track", false),
                             (String) attribute.get("type")));
                 }
             }