code: public CertificateDetail withExtendedKeyUsages(ExtendedKeyUsage... extendedKeyUsages) {
          if (this.extendedKeyUsages == null) {
              setExtendedKeyUsages(new java.util.ArrayList<ExtendedKeyUsage>(extendedKeyUsages.length));
          }
          for (ExtendedKeyUsage ele : extendedKeyUsages) {
              this.extendedKeyUsages.add(ele);
          }
          return this;
      }
docs: <p>
  Contains a list of Extended Key Usage X.509 v3 extension objects. Each object specifies a purpose for which the
  certificate public key can be used and consists of a name and an object identifier (OID).
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setExtendedKeyUsages(java.util.Collection)} or {@link #withExtendedKeyUsages(java.util.Collection)} if
  you want to override the existing values.
  </p>
  
  @param extendedKeyUsages
  Contains a list of Extended Key Usage X.509 v3 extension objects. Each object specifies a purpose for
  which the certificate public key can be used and consists of a name and an object identifier (OID).
  @return Returns a reference to this object so that method calls can be chained together.