public int getStringValuesCount() {
      return stringValues_.size();
    }
<pre>
Exactly one of
[string_values][google.cloud.talent.v4beta1.CustomAttribute.string_values]
or [long_values][google.cloud.talent.v4beta1.CustomAttribute.long_values]
must be specified.

This field is used to perform a string match (`CASE_SENSITIVE_MATCH` or
`CASE_INSENSITIVE_MATCH`) search.
For filterable `string_value`s, a maximum total number of 200 values
is allowed, with each `string_value` has a byte size of no more than
500B. For unfilterable `string_values`, the maximum total byte size of
unfilterable `string_values` is 50KB.

Empty string isn't allowed.
</pre>

<code>repeated string string_values = 1;</code>

@return The count of stringValues.
java-talent/proto-google-cloud-talent-v4beta1/src/main/java/com/google/cloud/talent/v4beta1/CustomAttribute.java