public void setValues(java.util.Collection<String> values) {
        if (values == null) {
            this.values = null;
            return;
        }

        this.values = new java.util.ArrayList<String>(values);
    }
<p>
The keyword to filter for.
</p>
<p>
You can prefix your search value with an exclamation mark (<code>!</code>) in order to perform negation filters.
</p>

@param values
       The keyword to filter for.</p>
       <p>
       You can prefix your search value with an exclamation mark (<code>!</code>) in order to perform negation
       filters.
aws-java-sdk-secretsmanager/src/main/java/com/amazonaws/services/secretsmanager/model/Filter.java