@java.lang.Override
  public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io.IOException {
    if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(name_)) {
      com.google.protobuf.GeneratedMessageV3.writeString(output, 1, name_);
    }
    if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(displayName_)) {
      com.google.protobuf.GeneratedMessageV3.writeString(output, 2, displayName_);
    }
    if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(description_)) {
      com.google.protobuf.GeneratedMessageV3.writeString(output, 3, description_);
    }
    if (state_ != com.google.cloud.visionai.v1.Index.State.STATE_UNSPECIFIED.getNumber()) {
      output.writeEnum(4, state_);
    }
    if (((bitField0_ & 0x00000001) != 0)) {
      output.writeMessage(5, getCreateTime());
    }
    if (((bitField0_ & 0x00000002) != 0)) {
      output.writeMessage(6, getUpdateTime());
    }
    for (int i = 0; i < deployedIndexes_.size(); i++) {
      output.writeMessage(8, deployedIndexes_.get(i));
    }
    if (assetFilterCase_ == 9) {
      output.writeBool(9, (boolean) ((java.lang.Boolean) assetFilter_));
    }
    if (((bitField0_ & 0x00000004) != 0)) {
      output.writeBool(11, satisfiesPzs_);
    }
    if (((bitField0_ & 0x00000008) != 0)) {
      output.writeBool(12, satisfiesPzi_);
    }
    getUnknownFields().writeTo(output);
  }
<pre>
Output only. This boolean field is only set for projects that have Physical
Zone Isolation enabled via an Org Policy constraint. It is set to true when
the index is a valid zone isolated index and false if it isn't.
</pre>

<code>optional bool satisfies_pzi = 12 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>

@return The satisfiesPzi.
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/Index.java