code: public DescribeVpcEndpointConnectionsResult withVpcEndpointConnections(VpcEndpointConnection... vpcEndpointConnections) {
          if (this.vpcEndpointConnections == null) {
              setVpcEndpointConnections(new com.amazonaws.internal.SdkInternalList<VpcEndpointConnection>(vpcEndpointConnections.length));
          }
          for (VpcEndpointConnection ele : vpcEndpointConnections) {
              this.vpcEndpointConnections.add(ele);
          }
          return this;
      }
docs: <p>
  Information about one or more VPC endpoint connections.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setVpcEndpointConnections(java.util.Collection)} or
  {@link #withVpcEndpointConnections(java.util.Collection)} if you want to override the existing values.
  </p>
  
  @param vpcEndpointConnections
  Information about one or more VPC endpoint connections.
  @return Returns a reference to this object so that method calls can be chained together.