public RestoreDBInstanceFromS3Request withMasterUserPassword(String masterUserPassword) {
        setMasterUserPassword(masterUserPassword);
        return this;
    }
<p>
The password for the master user.
</p>
<p>
Constraints:
</p>
<ul>
<li>
<p>
Can't be specified if <code>ManageMasterUserPassword</code> is turned on.
</p>
</li>
<li>
<p>
Can include any printable ASCII character except "/",
""", or "@". For RDS for Oracle, can't include the "&amp;" (ampersand) or the "'" (single quotes) character.
</p>
</li>
</ul>
<p>
Length Constraints:
</p>
<ul>
<li>
<p>
RDS for Db2 - Must contain from 8 to 128 characters.
</p>
</li>
<li>
<p>
RDS for MariaDB - Must contain from 8 to 41 characters.
</p>
</li>
<li>
<p>
RDS for Microsoft SQL Server - Must contain from 8 to 128 characters.
</p>
</li>
<li>
<p>
RDS for MySQL - Must contain from 8 to 41 characters.
</p>
</li>
<li>
<p>
RDS for Oracle - Must contain from 8 to 30 characters.
</p>
</li>
<li>
<p>
RDS for PostgreSQL - Must contain from 8 to 128 characters.
</p>
</li>
</ul>

@param masterUserPassword
       The password for the master user.</p>
       <p>
       Constraints:
       </p>
       <ul>
       <li>
       <p>
       Can't be specified if <code>ManageMasterUserPassword</code> is turned on.
       </p>
       </li>
       <li>
       <p>
       Can include any printable ASCII character except "/",
       """, or "@". For RDS for Oracle, can't include the "&amp;" (ampersand) or the "'" (single quotes)
       character.
       </p>
       </li>
       </ul>
       <p>
       Length Constraints:
       </p>
       <ul>
       <li>
       <p>
       RDS for Db2 - Must contain from 8 to 128 characters.
       </p>
       </li>
       <li>
       <p>
       RDS for MariaDB - Must contain from 8 to 41 characters.
       </p>
       </li>
       <li>
       <p>
       RDS for Microsoft SQL Server - Must contain from 8 to 128 characters.
       </p>
       </li>
       <li>
       <p>
       RDS for MySQL - Must contain from 8 to 41 characters.
       </p>
       </li>
       <li>
       <p>
       RDS for Oracle - Must contain from 8 to 30 characters.
       </p>
       </li>
       <li>
       <p>
       RDS for PostgreSQL - Must contain from 8 to 128 characters.
       </p>
       </li>
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-rds/src/main/java/com/amazonaws/services/rds/model/RestoreDBInstanceFromS3Request.java