public Builder mergeInstance(com.google.cloud.visionai.v1.Instance value) {
      if (instanceBuilder_ == null) {
        if (((bitField0_ & 0x00000002) != 0)
            && instance_ != null
            && instance_ != com.google.cloud.visionai.v1.Instance.getDefaultInstance()) {
          getInstanceBuilder().mergeFrom(value);
        } else {
          instance_ = value;
        }
      } else {
        instanceBuilder_.mergeFrom(value);
      }
      if (instance_ != null) {
        bitField0_ |= 0x00000002;
        onChanged();
      }
      return this;
    }
<pre>
Required. The resource being created.
</pre>

<code>
.google.cloud.visionai.v1.Instance instance = 2 [(.google.api.field_behavior) = REQUIRED];
</code>
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/ApplicationInstance.java