question: public void updateDebug ( Boolean debug , Boolean database , Boolean exception , Boolean tracing , Boolean dump , Boolean timer , Boolean implicitAccess , Boolean queryUsage ) throws SecurityException { checkWriteAccess ( ) ; boolean hasAccess = ConfigWebUtil . hasAccess ( config , SecurityManager . TYPE_DEBUGGING ) ; if ( ! hasAccess ) throw new SecurityException ( "no access to change debugging settings" ) ; Element debugging = _getRootElement ( "debugging" ) ; if ( debug != null ) debugging . setAttribute ( "debug" , Caster . toString ( debug . booleanValue ( ) ) ) ; else debugging . removeAttribute ( "debug" ) ; if ( database != null ) debugging . setAttribute ( "database" , Caster . toString ( database . booleanValue ( ) ) ) ; else debugging . removeAttribute ( "database" ) ; if ( exception != null ) debugging . setAttribute ( "exception" , Caster . toString ( exception . booleanValue ( ) ) ) ; else debugging . removeAttribute ( "exception" ) ; if ( tracing != null ) debugging . setAttribute ( "tracing" , Caster . toString ( tracing . booleanValue ( ) ) ) ; else debugging . removeAttribute ( "tracing" ) ; if ( dump != null ) debugging . setAttribute ( "dump" , Caster . toString ( dump . booleanValue ( ) ) ) ; else debugging . removeAttribute ( "dump" ) ; if ( timer != null ) debugging . setAttribute ( "timer" , Caster . toString ( timer . booleanValue ( ) ) ) ; else debugging . removeAttribute ( "timer" ) ; if ( implicitAccess != null ) debugging . setAttribute ( "implicit-access" , Caster . toString ( implicitAccess . booleanValue ( ) ) ) ; else debugging . removeAttribute ( "implicit-access" ) ; if ( queryUsage != null ) debugging . setAttribute ( "query-usage" , Caster . toString ( queryUsage . booleanValue ( ) ) ) ; else debugging . removeAttribute ( "query-usage" ) ; }
target:  updates if debugging or not