Enum IndexingService
- java.lang.Object
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- java.lang.Enum<IndexingService>
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- org.eclipse.viatra.query.runtime.matchers.context.IndexingService
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- All Implemented Interfaces:
java.io.Serializable
,java.lang.Comparable<IndexingService>
public enum IndexingService extends java.lang.Enum<IndexingService>
These are the different services which can be provided by anIQueryRuntimeContext
implementation.- Since:
- 1.4
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Enum Constant Summary
Enum Constants Enum Constant Description INSTANCES
Enables enumeration of instances and reverse-navigation.NOTIFICATIONS
The indexer can provide notifications about changes in the model.STATISTICS
Cardinality information is available.
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Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method Description static IndexingService
valueOf(java.lang.String name)
Returns the enum constant of this type with the specified name.static IndexingService[]
values()
Returns an array containing the constants of this enum type, in the order they are declared.
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Enum Constant Detail
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STATISTICS
public static final IndexingService STATISTICS
Cardinality information is available. Makes possible to calculate unseeded calls ofIQueryRuntimeContext#countTuples(IInputKey, org.eclipse.viatra.query.runtime.matchers.tuple.Tuple)
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NOTIFICATIONS
public static final IndexingService NOTIFICATIONS
The indexer can provide notifications about changes in the model.
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INSTANCES
public static final IndexingService INSTANCES
Enables enumeration of instances and reverse-navigation.
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Method Detail
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values
public static IndexingService[] 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 (IndexingService c : IndexingService.values()) System.out.println(c);
- Returns:
- an array containing the constants of this enum type, in the order they are declared
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valueOf
public static IndexingService valueOf(java.lang.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:
java.lang.IllegalArgumentException
- if this enum type has no constant with the specified namejava.lang.NullPointerException
- if the argument is null
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