Fix bad flag parsing on attachment pointers.

2026-05-04 15:35:38 +01:00 · 2021-04-22 14:46:20 -03:00
parent a4868602b5
commit bf124b87fa
8 changed files with 86 additions and 11 deletions
@@ -0,0 +1,19 @@
+package org.whispersystems.util;
+
+public final class FlagUtil {
+
+  private FlagUtil() {}
+
+  /**
+   * Left shift 1 by 'flag' - 1 spaces.
+   *
+   * Examples:
+   * 1 -> 0001
+   * 2 -> 0010
+   * 3 -> 0100
+   * 4 -> 1000
+   */
+  public static int toBinaryFlag(int flag) {
+    return 1 << (flag - 1);
+  }
+}