From cbab0d133b472c06a1872509aa506196fc56b0f8 Mon Sep 17 00:00:00 2001
From: Janis Danisevskis <jdanis@google.com>
Date: Thu, 15 Oct 2020 15:42:12 -0700
Subject: [PATCH] Keystore 2.0 SPI: Add forEach for int arrays to ArrayUtils

This patch adds a forEach function for int arrays to
android.security.keystore.ArrayUtils. A utility function with the
intendet use in Keystore 2.0 Key paramter handling.

Test: None
Change-Id: I2c02b300ee68fcd548c128deb0266fe603226807
---
 .../java/android/security/keystore/ArrayUtils.java | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/keystore/java/android/security/keystore/ArrayUtils.java b/keystore/java/android/security/keystore/ArrayUtils.java
index f519c7cdd3d2d..c8c1de4a5e83b 100644
--- a/keystore/java/android/security/keystore/ArrayUtils.java
+++ b/keystore/java/android/security/keystore/ArrayUtils.java
@@ -18,6 +18,8 @@ package android.security.keystore;
 
 import libcore.util.EmptyArray;
 
+import java.util.function.Consumer;
+
 /**
  * @hide
  */
@@ -107,4 +109,16 @@ public abstract class ArrayUtils {
             return result;
         }
     }
+
+    /**
+     * Runs {@code consumer.accept()} for each element of {@code array}.
+     * @param array
+     * @param consumer
+     * @hide
+     */
+    public static void forEach(int[] array, Consumer<Integer> consumer) {
+        for (int i : array) {
+            consumer.accept(i);
+        }
+    }
 }