public CreateClusterSnapshotRequest withSnapshotIdentifier(String snapshotIdentifier) {
        setSnapshotIdentifier(snapshotIdentifier);
        return this;
    }
<p>
A unique identifier for the snapshot that you are requesting. This identifier must be unique for all snapshots
within the Amazon Web Services account.
</p>
<p>
Constraints:
</p>
<ul>
<li>
<p>
Cannot be null, empty, or blank
</p>
</li>
<li>
<p>
Must contain from 1 to 255 alphanumeric characters or hyphens
</p>
</li>
<li>
<p>
First character must be a letter
</p>
</li>
<li>
<p>
Cannot end with a hyphen or contain two consecutive hyphens
</p>
</li>
</ul>
<p>
Example: <code>my-snapshot-id</code>
</p>

@param snapshotIdentifier
       A unique identifier for the snapshot that you are requesting. This identifier must be unique for all
       snapshots within the Amazon Web Services account.</p>
       <p>
       Constraints:
       </p>
       <ul>
       <li>
       <p>
       Cannot be null, empty, or blank
       </p>
       </li>
       <li>
       <p>
       Must contain from 1 to 255 alphanumeric characters or hyphens
       </p>
       </li>
       <li>
       <p>
       First character must be a letter
       </p>
       </li>
       <li>
       <p>
       Cannot end with a hyphen or contain two consecutive hyphens
       </p>
       </li>
       </ul>
       <p>
       Example: <code>my-snapshot-id</code>
@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/CreateClusterSnapshotRequest.java