public static com.google.cloud.workstations.v1beta.WorkstationCluster.PrivateClusterConfig
        parseFrom(
            java.io.InputStream input, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
            throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3.parseWithIOException(
          PARSER, input, extensionRegistry);
    }
<pre>
Optional. Additional projects that are allowed to attach to the
workstation cluster's service attachment. By default, the workstation
cluster's project and the VPC host project (if different) are allowed.
</pre>

<code>repeated string allowed_projects = 4 [(.google.api.field_behavior) = OPTIONAL];</code>

@param index The index of the value to return.
@return The bytes of the allowedProjects at the given index.
java-workstations/proto-google-cloud-workstations-v1beta/src/main/java/com/google/cloud/workstations/v1beta/WorkstationCluster.java