Package org.eclipse.rdf4j.federated.cache

Enum SourceSelectionCache.StatementSourceAssurance

java.lang.Object

java.lang.Enum<SourceSelectionCache.StatementSourceAssurance>

org.eclipse.rdf4j.federated.cache.SourceSelectionCache.StatementSourceAssurance

All Implemented Interfaces:

Serializable, Comparable<SourceSelectionCache.StatementSourceAssurance>

Enclosing interface:

SourceSelectionCache

public static enum SourceSelectionCache.StatementSourceAssurance
extends Enum<SourceSelectionCache.StatementSourceAssurance>

Enum Constant Summary

Enum Constants

Enum Constant	Description
HAS_REMOTE_STATEMENTS	The endpoint has data for a given query pattern
NONE	The endpoint does not provide any information
POSSIBLY_HAS_STATEMENTS	No local information available: a remote check needs to be performed to check if a data source can provide statements

Method Summary

Modifier and Type	Method	Description
static SourceSelectionCache.StatementSourceAssurance	valueOf(String name)	Returns the enum constant of this type with the specified name.
static SourceSelectionCache.StatementSourceAssurance[]	values()	Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

NONE

public static final SourceSelectionCache.StatementSourceAssurance NONE

The endpoint does not provide any information

HAS_REMOTE_STATEMENTS

public static final SourceSelectionCache.StatementSourceAssurance HAS_REMOTE_STATEMENTS

The endpoint has data for a given query pattern

POSSIBLY_HAS_STATEMENTS

public static final SourceSelectionCache.StatementSourceAssurance POSSIBLY_HAS_STATEMENTS

No local information available: a remote check needs to be performed to check if a data source can provide statements

Method Detail

values

public static SourceSelectionCache.StatementSourceAssurance[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (SourceSelectionCache.StatementSourceAssurance c : SourceSelectionCache.StatementSourceAssurance.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static SourceSelectionCache.StatementSourceAssurance valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum type has no constant with the specified name

NullPointerException - if the argument is null