jdbm

Class RecordManagerOptions

java.lang.Object

jdbm.RecordManagerOptions

public final class RecordManagerOptions
extends Object

Standard options for RecordManager. Final reference -> class shouldn't be extended

Author:

Alex Boisvert, Cees de Groot

Field Summary

Fields

Modifier and Type	Field and Description
static String	AUTO_COMMIT Option to automatically commit data after each operation.
static String	CACHE_SIZE Cache size (when applicable)
static String	CACHE_TYPE Cache type.
static String	DISABLE_TRANSACTIONS Option to disable transaction (to increase performance at the cost of potential data loss).
static String	NORMAL_CACHE Use normal (strong) object references for the record cache.
static String	PROVIDER_FACTORY Option to create a thread-safe record manager.
static String	SOFT_REF_CACHE Use soft references {$link java.lang.ref.SoftReference} for the record cache instead of the default normal object references.
static String	THREAD_SAFE Option to create a thread-safe record manager.
static String	WEAK_REF_CACHE Use weak references {$link java.lang.ref.WeakReference} for the record cache instead of the default normal object references.

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

PROVIDER_FACTORY

public static final String PROVIDER_FACTORY

Option to create a thread-safe record manager.

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Constant Field Values

THREAD_SAFE

public static final String THREAD_SAFE

Option to create a thread-safe record manager.

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Constant Field Values

AUTO_COMMIT

public static final String AUTO_COMMIT

Option to automatically commit data after each operation.

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Constant Field Values

DISABLE_TRANSACTIONS

public static final String DISABLE_TRANSACTIONS

Option to disable transaction (to increase performance at the cost of potential data loss).

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Constant Field Values

CACHE_TYPE

public static final String CACHE_TYPE

Cache type.

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Constant Field Values

CACHE_SIZE

public static final String CACHE_SIZE

Cache size (when applicable)

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Constant Field Values

NORMAL_CACHE

public static final String NORMAL_CACHE

Use normal (strong) object references for the record cache.

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Constant Field Values

SOFT_REF_CACHE

public static final String SOFT_REF_CACHE

Use soft references {$link java.lang.ref.SoftReference} for the record cache instead of the default normal object references.

Soft references are cleared at the discretion of the garbage collector in response to memory demand.

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Constant Field Values

WEAK_REF_CACHE

public static final String WEAK_REF_CACHE

Use weak references {$link java.lang.ref.WeakReference} for the record cache instead of the default normal object references.

Weak references do not prevent their referents from being made finalizable, finalized, and then reclaimed.

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Constant Field Values