public String getSystemPassword() {
        return this.systemPassword;
    }
Returns the password of the {@link #setSystemUsername(String) systemUsername} that will be used when creating an
LDAP connection used for authorization queries.
<p/>
Note that setting this property is not required if the calling LDAP Realm does not perform authorization
checks.

@return the password of the {@link #setSystemUsername(String) systemUsername} that will be used when creating an
LDAP connection used for authorization queries.
core/src/main/java/org/apache/shiro/realm/ldap/JndiLdapContextFactory.java