public String getS3KeyPrefix() {
        return this.s3KeyPrefix;
    }
<p>
The prefix applied to the log file names.
</p>
<p>
Constraints:
</p>
<ul>
<li>
<p>
Cannot exceed 512 characters
</p>
</li>
<li>
<p>
Cannot contain spaces( ), double quotes ("), single quotes ('), a backslash (\), or control characters. The
hexadecimal codes for invalid characters are:
</p>
<ul>
<li>
<p>
x00 to x20
</p>
</li>
<li>
<p>
x22
</p>
</li>
<li>
<p>
x27
</p>
</li>
<li>
<p>
x5c
</p>
</li>
<li>
<p>
x7f or larger
</p>
</li>
</ul>
</li>
</ul>

@return The prefix applied to the log file names.</p>
        <p>
        Constraints:
        </p>
        <ul>
        <li>
        <p>
        Cannot exceed 512 characters
        </p>
        </li>
        <li>
        <p>
        Cannot contain spaces( ), double quotes ("), single quotes ('), a backslash (\), or control characters.
        The hexadecimal codes for invalid characters are:
        </p>
        <ul>
        <li>
        <p>
        x00 to x20
        </p>
        </li>
        <li>
        <p>
        x22
        </p>
        </li>
        <li>
        <p>
        x27
        </p>
        </li>
        <li>
        <p>
        x5c
        </p>
        </li>
        <li>
        <p>
        x7f or larger
        </p>
        </li>
        </ul>
        </li>
aws-java-sdk-redshift/src/main/java/com/amazonaws/services/redshift/model/EnableLoggingRequest.java