public DeleteIdentitiesRequest withIdentityIdsToDelete(String... identityIdsToDelete) {
        if (this.identityIdsToDelete == null) {
            setIdentityIdsToDelete(new java.util.ArrayList<String>(identityIdsToDelete.length));
        }
        for (String ele : identityIdsToDelete) {
            this.identityIdsToDelete.add(ele);
        }
        return this;
    }
<p>
A list of 1-60 identities that you want to delete.
</p>
<p>
<b>NOTE:</b> This method appends the values to the existing list (if any). Use
{@link #setIdentityIdsToDelete(java.util.Collection)} or {@link #withIdentityIdsToDelete(java.util.Collection)}
if you want to override the existing values.
</p>

@param identityIdsToDelete
       A list of 1-60 identities that you want to delete.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-cognitoidentity/src/main/java/com/amazonaws/services/cognitoidentity/model/DeleteIdentitiesRequest.java