public Builder setProductSetIdBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);
      productSetId_ = value;
      bitField0_ |= 0x00000001;
      onChanged();
      return this;
    }
<pre>
The ProductSet that contains the Products to delete. If a Product is a
member of product_set_id in addition to other ProductSets, the Product will
still be deleted.
</pre>

<code>string product_set_id = 1;</code>

@param value The bytes for productSetId to set.
@return This builder for chaining.
java-vision/proto-google-cloud-vision-v1p4beta1/src/main/java/com/google/cloud/vision/v1p4beta1/ProductSetPurgeConfig.java