generate hashCode: prevent conflicts with 'Arrays' name

java/java-tests/testData/codeInsight/generateEquals/afterArraysClass.java

@@ -0,0 +1,20 @@
+class Arrays {
+  int[] i;
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+
+        final Arrays arrays = (Arrays) o;
+
+        if (!java.util.Arrays.equals(i, arrays.i)) return false;
+
+        return true;
+    }
+
+    @Override
+    public int hashCode() {
+        return i != null ? i.hashCode() : 0;
+    }
+}

java/java-tests/testData/codeInsight/generateEquals/beforeArraysClass.java

@@ -0,0 +1,3 @@
+class Arrays {
+  int[] i;
+}