Fix java.lang.NullPointerException: Attempt to get length of null array

Signed-off-by: micrusa <[email protected]>
micrusa · Apr 27, 2020 · f2f19d7 · f2f19d7
1 parent ada791b
commit f2f19d7
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/app/src/main/java/me/micrusa/amaztimer/utils/latestTraining.java b/app/src/main/java/me/micrusa/amaztimer/utils/latestTraining.java
@@ -9,9 +9,12 @@
 public class latestTraining {
     private defValues defValues = new defValues();
 
-    private int[] hrArray = new int[0];
+    private int[] hrArray = null;
 
     public void addHrValue(int value){
+        if(this.hrArray == null){
+            this.hrArray = new int[0];
+        }
         int[] newArray = new int[this.hrArray.length + 1];
         for(int i=0; i<this.hrArray.length; i++){
             newArray[i] = this.hrArray[i];