public DataSource(string name, DsType type, double min, double max) { Name = name; Type = type; Min = min; Max = max; }
public DataSource(string name, DsType type, double min, double max) { Name = name; Type = type; Min = min; Max = max; }
/** * <p>Creates new data source definition object. This object should be passed as argument * to {@link RrdDef#addDatasource(DsDef) addDatasource()} * method of {@link RrdDb RrdDb} object.</p> * <p/> * <p>For the complete explanation of all source definition parameters, see RRDTool's * <a href="../../../../man/rrdcreate.html" target="man">rrdcreate man page</a></p> * <p/> * <p><b>IMPORTANT NOTE:</b> If datasource name ends with '!', corresponding archives will never * store NaNs as datasource values. In that case, NaN datasource values will be silently * replaced with zeros by the framework.</p> * * @param dsName Data source name. * @param dsType Data source type. Valid values are "COUNTER", "GAUGE", "DERIVE" * and "ABSOLUTE" (these string constants are conveniently defined in the * {@link org.Rrd4n.DsType} class). * @param heartbeat Hearbeat * @param minValue Minimal value. Use <code>Double.NaN</code> if unknown. * @param maxValue Maximal value. Use <code>Double.NaN</code> if unknown. */ public DsDef(String dsName, DsType dsType, long heartbeat, double minValue, double maxValue) { if (dsName == null) { throw new ArgumentException("Null datasource name specified"); } if (dsName.Length == 0) { throw new ArgumentException("Datasource name length equal to zero"); } if (dsName.Length > RrdPrimitive.STRING_LENGTH) { throw new ArgumentException("Datasource name [" + dsName + "] to long (" + dsName.Length + " chars found, only " + RrdPrimitive.STRING_LENGTH + " allowed"); } if (dsType == null) { throw new ArgumentException("Null datasource type specified"); } if (heartbeat <= 0) { throw new ArgumentException("Invalid heartbeat, must be positive: " + heartbeat); } if (!Double.IsNaN(minValue) && !Double.IsNaN(maxValue) && minValue >= maxValue) { throw new ArgumentException("Invalid min/max values specified: " + minValue + "/" + maxValue); } this.DsName = dsName; this.dsType = dsType; this.heartbeat = heartbeat; this.minValue = minValue; this.maxValue = maxValue; }
/** * Adds single datasource to RRD definition from a RRDTool-like * datasource definition string. The string must have six elements separated with colons * (:) in the following order:<p> * <pre> * DS:name:type:heartbeat:minValue:maxValue * </pre> * For example:</p> * <pre> * DS:input:COUNTER:600:0:U * </pre> * For more information on datasource definition parameters see <code>rrdcreate</code> * man page.<p> * @param rrdToolDsDef Datasource definition string with the syntax borrowed from RRDTool. * @throws ArgumentException Thrown if invalid string is supplied. */ public void addDatasource(String rrdToolDsDef) { String[] tokens = rrdToolDsDef.Split(':'); if (tokens.Length != 6) { throw new ArgumentException("Wrong rrdtool-like datasource definition: " + rrdToolDsDef + ". Wrong number of elements"); } if (tokens[0].ToUpper().CompareTo("DS") != 0) { throw new ArgumentException("Wrong rrdtool-like datasource definition: " + rrdToolDsDef + ". No data source"); } String dsName = tokens[1]; DsType dsType = new DsType(DsType.ValueOf(tokens[2])); long dsHeartbeat; try { dsHeartbeat = long.Parse(tokens[3]); } catch (FormatException nfe) { throw new ArgumentException("Wrong rrdtool-like datasource definition: " + rrdToolDsDef, nfe); } double minValue = Double.NaN; if (tokens[4].ToUpper().CompareTo("U") != 0) { try { minValue = Double.Parse(tokens[4]); } catch (FormatException nfe) { throw new ArgumentException("Wrong rrdtool-like datasource definition: " + rrdToolDsDef, nfe); } } double maxValue = Double.NaN; if (tokens[5].ToUpper().CompareTo("U") != 0) { try { maxValue = Double.Parse(tokens[5]); } catch (FormatException nfe) { throw new ArgumentException("Wrong rrdtool-like datasource definition: " + rrdToolDsDef, nfe); } } addDatasource(new DsDef(dsName, dsType, dsHeartbeat, minValue, maxValue)); }
public DsDef parseDef(String word) { // DEF:name:type:heratbeat:min:max String[] tokens = word.Split(':'); if (tokens.Length < 6) { throw new ArgumentException("Invalid DS definition: " + word); } String dsName = tokens[1]; DsType dsType = new DsType(tokens[2]); long heartbeat; TimeSpan heartbeatSpan; if (!long.TryParse(tokens[3], out heartbeat)) { heartbeatSpan = TimeSpan.Parse(tokens[3]); heartbeat = (long)heartbeatSpan.TotalSeconds; } double min; if (!double.TryParse(tokens[4], out min)) { min = double.NaN; } double max; if (!double.TryParse(tokens[5], out max)) { max = double.NaN; } return(new DsDef(dsName, dsType, heartbeat, min, max)); }
/** * <p>Adds single datasource to RRD definition by specifying its data source name, source type, * heartbeat, minimal and maximal value. For the complete explanation of all data * source definition parameters see RRDTool's * <a href="../../../../man/rrdcreate.html" target="man">rrdcreate man page</a>.</p> * * <p><b>IMPORTANT NOTE:</b> If datasource name ends with '!', corresponding archives will never * store NaNs as datasource values. In that case, NaN datasource values will be silently * replaced with zeros by the framework.</p> * * @param dsName Data source name. * @param dsType Data source type. Valid types are "COUNTER", * "GAUGE", "DERIVE" and "ABSOLUTE" (these string constants are conveniently defined in * the {@link DsType} class). * @param heartbeat Data source heartbeat. * @param minValue Minimal acceptable value. Use <code>Double.NaN</code> if unknown. * @param maxValue Maximal acceptable value. Use <code>Double.NaN</code> if unknown. * @throws ArgumentException Thrown if new datasource definition uses already used data * source name. */ public void addDatasource(String dsName, DsType dsType, long heartbeat, double minValue, double maxValue) { addDatasource(new DsDef(dsName, dsType, heartbeat, minValue, maxValue)); }