public Cluster withPendingActions(String... pendingActions) {
        if (this.pendingActions == null) {
            setPendingActions(new com.amazonaws.internal.SdkInternalList<String>(pendingActions.length));
        }
        for (String ele : pendingActions) {
            this.pendingActions.add(ele);
        }
        return this;
    }
<p>
Cluster operations that are waiting to be started.
</p>
<p>
<b>NOTE:</b> This method appends the values to the existing list (if any). Use
{@link #setPendingActions(java.util.Collection)} or {@link #withPendingActions(java.util.Collection)} if you want
to override the existing values.
</p>

@param pendingActions
       Cluster operations that are waiting to be started.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-redshift/src/main/java/com/amazonaws/services/redshift/model/Cluster.java