Class TimestampGenerator
java.lang.Object
org.datanucleus.store.valuegenerator.AbstractGenerator<Timestamp>
org.datanucleus.store.valuegenerator.TimestampGenerator
- All Implemented Interfaces:
ValueGenerator<Timestamp>
Value generator for timestamps.
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Field Summary
Fields inherited from class org.datanucleus.store.valuegenerator.AbstractGenerator
allocationSize, block, initialValue, name, storeMgr
Fields inherited from interface org.datanucleus.store.valuegenerator.ValueGenerator
PROPERTY_CATALOG_NAME, PROPERTY_CLASS_NAME, PROPERTY_COLUMN_NAME, PROPERTY_FIELD_NAME, PROPERTY_KEY_CACHE_SIZE, PROPERTY_KEY_DATABASE_CACHE_SIZE, PROPERTY_KEY_INITIAL_VALUE, PROPERTY_KEY_MAX_VALUE, PROPERTY_KEY_MIN_VALUE, PROPERTY_ROOT_CLASS_NAME, PROPERTY_SCHEMA_NAME, PROPERTY_SEQUENCE_NAME, PROPERTY_SEQUENCETABLE_CATALOG, PROPERTY_SEQUENCETABLE_NAME_COLUMN, PROPERTY_SEQUENCETABLE_NEXTVAL_COLUMN, PROPERTY_SEQUENCETABLE_SCHEMA, PROPERTY_SEQUENCETABLE_TABLE, PROPERTY_TABLE_NAME
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionstatic Class
Accessor for the storage class for values generated with this generator.protected ValueGenerationBlock
<Timestamp> reserveBlock
(long size) Method to reserve a block of values.Methods inherited from class org.datanucleus.store.valuegenerator.AbstractGenerator
allocate, current, currentValue, getName, next, nextValue, obtainGenerationBlock, obtainGenerationBlock, reserveBlock
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Constructor Details
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TimestampGenerator
Constructor.- Parameters:
storeMgr
- StoreManagername
- Symbolic name of the generator
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Method Details
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getStorageClass
Accessor for the storage class for values generated with this generator.- Returns:
- Storage class (in this case Timestamp.class)
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reserveBlock
Method to reserve a block of values. Only ever reserves a single timestamp, to the time at which it is created.- Specified by:
reserveBlock
in classAbstractGenerator<Timestamp>
- Parameters:
size
- Number of elements to reserve.- Returns:
- The block.
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