Uses of Class org.rrd4j.core.RrdDb

Packages that use RrdDb

Package

Description

net.i2p.router.web

The router console user interface, implemented in routerconsole.jar, with these classes supporting the webapp in routerconsole.war.

org.rrd4j.core

core RRD4J implementation.

org.rrd4j.data

RRD4J data management classes and interfaces.
Provides data sources, processors, aggregators, and utilities for Round Robin Database (RRD) operations and calculations.

Uses of RrdDb in net.i2p.router.web
Fields in net.i2p.router.web declared as RrdDb
Modifier and Type
Field
Description
private RrdDb
GraphListener._db
The RRD database instance.
Methods in net.i2p.router.web that return RrdDb
Modifier and Type
Method
Description
(package private) RrdDb
GraphListener.getData()
Get the RRD database instance.
Methods in net.i2p.router.web with parameters of type RrdDb
Modifier and Type
Method
Description
private void
GraphListener.closeQuietly(RrdDb db, String baseName)
Drop a half-built handle so a failed open cannot leak a file descriptor.
Uses of RrdDb in org.rrd4j.core
Subclasses with type arguments of type RrdDb in org.rrd4j.core
Modifier and Type
Class
Description
private static class
RrdBackendFactory.ClosingReference
Phantom reference that closes the backend when the RRD database is garbage collected.
Classes in org.rrd4j.core that implement interfaces with type arguments of type RrdDb
Modifier and Type
Class
Description
class
RrdDb
Main class used to create and manipulate round robin databases (RRDs).
Fields in org.rrd4j.core declared as RrdDb
Modifier and Type
Field
Description
private final RrdDb
Archive.parentDb
The database the archive belongs to.
private final RrdDb
Datasource.parentDb
The database holding this data source.
private final RrdDb
FetchRequest.parentDb
The database being read.
private final RrdDb
Header.parentDb
The database whose header this is.
private final RrdDb
Sample.parentDb
The database the sample belongs to.
(package private) RrdDb
RrdDbPool.RrdEntry.rrdDb
The pooled database, null while a placeholder.
Fields in org.rrd4j.core with type parameters of type RrdDb
Modifier and Type
Field
Description
private PhantomReference<RrdDb>
RrdBackend.ref
Reference to the database using the backend.
private final ReferenceQueue<RrdDb>
RrdBackendFactory.refQueue
Queue the closing references enqueue themselves on.
Methods in org.rrd4j.core that return RrdDb
Modifier and Type
Method
Description
RrdDb
RrdDb.Builder.build()
Builds or imports a RrdDb instance.
(package private) RrdDb
Archive.getParentDb()
Returns the parent RRD database.
RrdDb
FetchRequest.getParentDb()
Returns the underlying RrdDb object.
static RrdDb
RrdDb.of(String path)
Opens an existing RRD with read/write access.
static RrdDb
RrdDb.of(URI uri)
Opens an existing RRD with read/write access.
static RrdDb
RrdDb.of(RrdDef rrdDef)
Returns a new RRD object from the definition.
RrdDb
RrdDbPool.requestRrdDb(String path)
Requests a RrdDb reference for the given RRD path.
RrdDb
RrdDbPool.requestRrdDb(String path, String sourcePath)
Requests a RrdDb reference for the given path.
RrdDb
RrdDbPool.requestRrdDb(URI uri)
Requests a RrdDb reference for the given RRD URI.
RrdDb
RrdDbPool.requestRrdDb(URI uri, String sourcePath)
Requests a RrdDb reference for the given URI.
(package private) RrdDb
RrdDbPool.requestRrdDb(URI uri, RrdBackendFactory factory)
Request RRD
(package private) RrdDb
RrdDbPool.requestRrdDb(URI uri, RrdBackendFactory factory, DataImporter importer)
Request RRD with import
private RrdDb
RrdDbPool.requestRrdDb(RrdDb.Builder builder, URI uri, RrdBackendFactory factory)
Opens or creates the database for a request.
RrdDb
RrdDbPool.requestRrdDb(RrdDef rrdDef)
Requests a RrdDb reference for the given RRD definition object.
(package private) RrdDb
RrdDbPool.requestRrdDb(RrdDef rrdDef, RrdBackendFactory factory)
Request RRD from definition
Methods in org.rrd4j.core with parameters of type RrdDb
Modifier and Type
Method
Description
void
RrdDb.copyStateTo(RrdDb otherRrd)
Copies object's internal state to another RrdDb object.
(package private) RrdBackend
RrdBackendFactory.getBackend(RrdDb rrdDb, String path, boolean readOnly)
Creates RrdBackend object for the given storage path.
(package private) RrdBackend
RrdBackendFactory.getBackend(RrdDb rrdDb, URI uri, boolean readOnly)
Creates RrdBackend object for the given storage path.
(package private) static int
Util.getMatchingArchiveIndex(RrdDb rrd1, int arcIndex, RrdDb rrd2)
Looks up in rrd2 the archive whose consolidation function and row count match archive arcIndex of rrd1
(package private) static int
Util.getMatchingDatasourceIndex(RrdDb rrd1, int dsIndex, RrdDb rrd2)
Looks up in rrd2 the datasource sharing the name of datasource dsIndex of rrd1
int
RrdDbPool.getOpenCount(RrdDb rrdDb)
Returns the number of usage for a RRD.
Method parameters in org.rrd4j.core with type arguments of type RrdDb
Modifier and Type
Method
Description
(package private) void
RrdBackend.done(RrdBackendFactory factory, PhantomReference<RrdDb> ref)
Set the factory and reference for this backend.
Constructors in org.rrd4j.core with parameters of type RrdDb
Modifier
Constructor
Description
(package private)
Archive(RrdDb parentDb, ArcDef arcDef)
Create an archive with the given definition.
(package private)
Archive(RrdDb parentDb, DataImporter reader, int arcIndex)
Create an archive by importing from XML data.
ClosingReference(RrdDb db, RrdBackend backend, ReferenceQueue<? super RrdDb> q)
Creates a new closing reference.
(package private)
Datasource(RrdDb parentDb, DataImporter reader, int dsIndex)
Loads an existing datasource from another RRD, copying the definition and the state variables (last value, accumulated value and NaN seconds) from the indexed datasource of the importer.
(package private)
Datasource(RrdDb parentDb, DsDef dsDef)
Binds this datasource's storage slots in the RRD and, when a definition is supplied, fills them with it.
(package private)
FetchRequest(RrdDb parentDb, ConsolFun consolFun, long fetchStart, long fetchEnd, long resolution)
Create a fetch request covering the given time range.
(package private)
Header(RrdDb parentDb, DataImporter reader)
Construct a header from an imported RRDtool file, mapping its version string onto the RRD4J version number.
(package private)
Header(RrdDb parentDb, RrdDef rrdDef)
Construct a header from a definition, taking the version, step, arc and archive counts and start time from it.
(package private)
Sample(RrdDb parentDb, long time)
Creates a new sample for the specified RRD database and time.
Constructor parameters in org.rrd4j.core with type arguments of type RrdDb
Modifier
Constructor
Description
ClosingReference(RrdDb db, RrdBackend backend, ReferenceQueue<? super RrdDb> q)
Creates a new closing reference.
Uses of RrdDb in org.rrd4j.data
Methods in org.rrd4j.data that return RrdDb
Modifier and Type
Method
Description
(package private) RrdDb
Def.getRrdDb()
Rrd db.

Uses of RrdDb in net.i2p.router.web

Uses of RrdDb in org.rrd4j.core

Uses of RrdDb in org.rrd4j.data