public String getDefaultValue ( ) { String ret ; if ( isRequestParam ( ) ) { ret = isDefined ( requestParam . defaultValue ( ) ) ? requestParam . defaultValue ( ) : null ; } else if ( isRequestHeader ( ) ) { ret = ! ( ValueConstants . DEFAULT_NONE . equals ( requestHeader . defaultValue ( ) ) ) ? requestHeader . defaultValue ( ) : null ; } else { ret = null ; } return ret ; }
Determines default value of request param or request header if available .