@java.lang.Override
  public boolean equals(final java.lang.Object obj) {
    if (obj == this) {
      return true;
    }
    if (!(obj instanceof com.google.cloud.vision.v1p3beta1.OperationMetadata)) {
      return super.equals(obj);
    }
    com.google.cloud.vision.v1p3beta1.OperationMetadata other =
        (com.google.cloud.vision.v1p3beta1.OperationMetadata) obj;

    if (state_ != other.state_) return false;
    if (hasCreateTime() != other.hasCreateTime()) return false;
    if (hasCreateTime()) {
      if (!getCreateTime().equals(other.getCreateTime())) return false;
    }
    if (hasUpdateTime() != other.hasUpdateTime()) return false;
    if (hasUpdateTime()) {
      if (!getUpdateTime().equals(other.getUpdateTime())) return false;
    }
    if (!getUnknownFields().equals(other.getUnknownFields())) return false;
    return true;
  }
<pre>
The time when the operation result was last updated.
</pre>

<code>.google.protobuf.Timestamp update_time = 6;</code>
java-vision/proto-google-cloud-vision-v1p3beta1/src/main/java/com/google/cloud/vision/v1p3beta1/OperationMetadata.java