public DescribeExpressionsResult withExpressions(ExpressionStatus... expressions) {
        if (this.expressions == null) {
            setExpressions(new com.amazonaws.internal.SdkInternalList<ExpressionStatus>(expressions.length));
        }
        for (ExpressionStatus ele : expressions) {
            this.expressions.add(ele);
        }
        return this;
    }
<p>
The expressions configured for the domain.
</p>
<p>
<b>NOTE:</b> This method appends the values to the existing list (if any). Use
{@link #setExpressions(java.util.Collection)} or {@link #withExpressions(java.util.Collection)} if you want to
override the existing values.
</p>

@param expressions
       The expressions configured for the domain.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-cloudsearch/src/main/java/com/amazonaws/services/cloudsearchv2/model/DescribeExpressionsResult.java