public Builder clearCaCerts() {
        if (caCertsBuilder_ == null) {
          caCerts_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000001);
          onChanged();
        } else {
          caCertsBuilder_.clear();
        }
        return this;
      }
<pre>
PEM encoded CA certificate chains for managed server authentication.
</pre>

<code>
repeated .google.cloud.memorystore.v1.CertificateAuthority.ManagedCertificateAuthority.CertChain ca_certs = 1;
</code>
java-valkey/proto-google-cloud-valkey-v1/src/main/java/com/google/cloud/memorystore/v1/CertificateAuthority.java