@java.lang.Override
    public java.lang.String getInstance() {
      java.lang.Object ref = instance_;
      if (ref instanceof java.lang.String) {
        return (java.lang.String) ref;
      } else {
        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        instance_ = s;
        return s;
      }
    }
<pre>
Optional. The full resource path of the remote instance in
the format: projects/&lt;project&gt;/locations/&lt;region&gt;/instances/&lt;instance-id&gt;
</pre>

<code>
string instance = 1 [(.google.api.field_behavior) = OPTIONAL, (.google.api.resource_reference) = { ... }
</code>

@return The instance.
java-valkey/proto-google-cloud-valkey-v1/src/main/java/com/google/cloud/memorystore/v1/CrossInstanceReplicationConfig.java