ml#addAll(java.util.Collection)" title="class or interface in java.util" class="external-link">addAll</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/AbstractCollection.html#containsAll(java.util.Collection)" title="class or interface in java.util" class="external-link">containsAll</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/AbstractCollection.html#retainAll(java.util.Collection)" title="class or interface in java.util" class="ext