public Builder setPscConnection(
          com.google.cloud.memorystore.v1.PscConnection.Builder builderForValue) {
        if (pscConnectionBuilder_ == null) {
          connection_ = builderForValue.build();
          onChanged();
        } else {
          pscConnectionBuilder_.setMessage(builderForValue.build());
        }
        connectionCase_ = 2;
        return this;
      }
<pre>
Detailed information of a PSC connection that is created by the user.
</pre>

<code>.google.cloud.memorystore.v1.PscConnection psc_connection = 2;</code>
java-valkey/proto-google-cloud-valkey-v1/src/main/java/com/google/cloud/memorystore/v1/Instance.java