public Builder mergeFrom(
          com.google.cloud.workstations.v1beta.WorkstationCluster.PrivateClusterConfig other) {
        if (other
            == com.google.cloud.workstations.v1beta.WorkstationCluster.PrivateClusterConfig
                .getDefaultInstance()) return this;
        if (other.getEnablePrivateEndpoint() != false) {
          setEnablePrivateEndpoint(other.getEnablePrivateEndpoint());
        }
        if (!other.getClusterHostname().isEmpty()) {
          clusterHostname_ = other.clusterHostname_;
          bitField0_ |= 0x00000002;
          onChanged();
        }
        if (!other.getServiceAttachmentUri().isEmpty()) {
          serviceAttachmentUri_ = other.serviceAttachmentUri_;
          bitField0_ |= 0x00000004;
          onChanged();
        }
        if (!other.allowedProjects_.isEmpty()) {
          if (allowedProjects_.isEmpty()) {
            allowedProjects_ = other.allowedProjects_;
            bitField0_ |= 0x00000008;
          } else {
            ensureAllowedProjectsIsMutable();
            allowedProjects_.addAll(other.allowedProjects_);
          }
          onChanged();
        }
        this.mergeUnknownFields(other.getUnknownFields());
        onChanged();
        return this;
      }
<pre>
Configuration options for private workstation clusters.
</pre>

Protobuf type {@code
google.cloud.workstations.v1beta.WorkstationCluster.PrivateClusterConfig}
java-workstations/proto-google-cloud-workstations-v1beta/src/main/java/com/google/cloud/workstations/v1beta/WorkstationCluster.java