Packages that use Variable
Package
Description
RRD4J is a high performance data logging and graphing system for time series data, implementing RRDTool's functionality in Java.
core RRD4J implementation.
RRD4J data management classes and interfaces.
Provides data sources, processors, aggregators, and utilities for Round Robin Database (RRD) operations and calculations.
Provides data sources, processors, aggregators, and utilities for Round Robin Database (RRD) operations and calculations.
RRD4J graph capabilities.
Uses of Variable in org.rrd4j
Modifier and TypeMethodDescriptionabstract VariableConsolFun.getVariable()Creates the variable that applies this consolidation function.Uses of Variable in org.rrd4j.core
Methods in org.rrd4j.core with parameters of type VariableModifier and TypeMethodDescriptionvoidDataHolder.datasource(String name, String defName, Variable var) Creates a datasource that performs a variable calculation on an another named datasource to yield a single combined timestamp/value.Uses of Variable in org.rrd4j.data
Subclasses of Variable in org.rrd4j.dataModifier and TypeClassDescriptionstatic classCalculate the average of the data points.static classFind the first valid data point and it's timestampstatic classFind the first last valid point and it's timestampstatic classCalculate the correlation coefficient of the least squares line.static classCalculate the y-intercept of the least squares line.static classCalculate the slop of the least squares line.static classThe biggest of the data points, stamped with the latest point attaining it.static classThe smallest of the data points, stamped with the latest point attaining it.static classFind the point at the n-th percentile.static classPercentile calculation that leaves gap entries out of the ranking.static classCalculate the standard deviation for the data point.static classCalculate the sum of the data points.Fields in org.rrd4j.data declared as VariableModifier and TypeFieldDescriptionprivate final VariableVDef.varThe variable holding the defined value.Methods in org.rrd4j.data with parameters of type VariableModifier and TypeMethodDescriptionvoidDataProcessor.datasource(String name, String defName, Variable var) Creates a datasource that performs a variable calculation on an another named datasource to yield a single combined timestamp/value.DataProcessor.getVariable(String sourceName, Variable var) Returns single aggregated value for a single datasource.Constructors in org.rrd4j.data with parameters of type VariableUses of Variable in org.rrd4j.graph
Fields in org.rrd4j.graph declared as VariableModifier and TypeFieldDescriptionprivate final VariableVDef.varThe variable holding the defined value.Methods in org.rrd4j.graph with parameters of type VariableModifier and TypeMethodDescriptionvoidRrdGraphDef.datasource(String name, String defName, Variable var) Creates a datasource that performs a variable calculation on an another named datasource to yield a single combined timestamp/value.Constructors in org.rrd4j.graph with parameters of type Variable