public AttackSummary withAttackVectors(AttackVectorDescription... attackVectors) {
        if (this.attackVectors == null) {
            setAttackVectors(new java.util.ArrayList<AttackVectorDescription>(attackVectors.length));
        }
        for (AttackVectorDescription ele : attackVectors) {
            this.attackVectors.add(ele);
        }
        return this;
    }
<p>
The list of attacks for a specified time period.
</p>
<p>
<b>NOTE:</b> This method appends the values to the existing list (if any). Use
{@link #setAttackVectors(java.util.Collection)} or {@link #withAttackVectors(java.util.Collection)} if you want
to override the existing values.
</p>

@param attackVectors
       The list of attacks for a specified time period.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-shield/src/main/java/com/amazonaws/services/shield/model/AttackSummary.java