com.bigdata.btree.keys

Class ThreadLocalKeyBuilderFactory

java.lang.Object

com.bigdata.btree.keys.ThreadLocalKeyBuilderFactory

All Implemented Interfaces:

IKeyBuilderFactory

public class ThreadLocalKeyBuilderFactory
extends Object
implements IKeyBuilderFactory

A thread-local implementation.

Author:

Bryan Thompson

Constructor Summary

Constructors

Constructor and Description
ThreadLocalKeyBuilderFactory(IKeyBuilderFactory delegate)

Method Summary

Methods

Modifier and Type	Method and Description
IKeyBuilder	getKeyBuilder() Return an instance of the configured IKeyBuilder.
IKeyBuilder	getPrimaryKeyBuilder() Return an instance of the configured IKeyBuilder that has been overridden to have StrengthEnum.Primary collation strength.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ThreadLocalKeyBuilderFactory

public ThreadLocalKeyBuilderFactory(IKeyBuilderFactory delegate)

Method Detail

getKeyBuilder

public IKeyBuilder getKeyBuilder()

Return an instance of the configured IKeyBuilder.

Return a ThreadLocal IKeyBuilder instance configured using the IKeyBuilderFactory specified to the ctor.

Specified by:

getKeyBuilder in interface IKeyBuilderFactory

getPrimaryKeyBuilder

public IKeyBuilder getPrimaryKeyBuilder()

Return an instance of the configured IKeyBuilder that has been overridden to have StrengthEnum.Primary collation strength. This may be used to form successors for Unicode prefix scans without having the secondary sort ordering characteristics mucking things up.

Return a ThreadLocal IKeyBuilder instance configured using the IKeyBuilderFactory specified to the ctor but with the StrengthEnum overriden as StrengthEnum.Primary.

Specified by:

getPrimaryKeyBuilder in interface IKeyBuilderFactory

See Also:

Name2Addr.indexNameScan(prefix) uses scan + filter