public Builder setPrivateConnectionId(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      privateConnectionId_ = value;
      bitField0_ |= 0x00000002;
      onChanged();
      return this;
    }
<pre>
Required. The user-provided identifier of the new private connection.
This identifier must be unique among private connection resources
within the parent and becomes the final token in the name URI. The
identifier must meet the following requirements:

* Only contains 1-63 alphanumeric characters and hyphens
* Begins with an alphabetical character
* Ends with a non-hyphen character
* Not formatted as a UUID
* Complies with [RFC 1034](https://datatracker.ietf.org/doc/html/rfc1034)
(section 3.5)
</pre>

<code>string private_connection_id = 2 [(.google.api.field_behavior) = REQUIRED];</code>

@param value The privateConnectionId to set.
@return This builder for chaining.
java-vmwareengine/proto-google-cloud-vmwareengine-v1/src/main/java/com/google/cloud/vmwareengine/v1/CreatePrivateConnectionRequest.java