org.planx.xmlstore.regions
Class RegionConfiguration

java.lang.Object
  org.planx.xmlstore.regions.RegionConfiguration

public class RegionConfiguration
extends Object

Field Summary

int	CACHE_SIZE Maximum number of regions to keep in the memory cache.
boolean	DO_SHARE_NEW If true new regions will be compacted before saving.
boolean	ENABLE_SHARER If true the sharer will run as a background thread.
int	POLICY If POLICY_INSTANCE is null the value of a default policy as defined in the static fields of this class.
static int	POLICY_FIRST
CanonicPolicy	POLICY_INSTANCE An implementation of a canonical node chooseing policy.
static int	POLICY_LEAST_INTER_REGION
int	REGION_SIZE Minimum region size in bytes.
long	SHARER_PERIOD If the sharer is enabled, the number of milli seconds between invocations.
boolean	USE_HASH_SHARER If true a hash sharer will be used instead of MSD.

Constructor Summary

RegionConfiguration()

Method Summary

static RegionConfiguration	environmentConfiguration() Returns a RegionConfiguration with values of fields filled in from environment properties with corresponding names.
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

POLICY_FIRST

public static final int POLICY_FIRST

See Also:

Constant Field Values

POLICY_LEAST_INTER_REGION

public static final int POLICY_LEAST_INTER_REGION

See Also:

Constant Field Values

REGION_SIZE

public int REGION_SIZE

Minimum region size in bytes.

CACHE_SIZE

public int CACHE_SIZE

Maximum number of regions to keep in the memory cache. Must minimum be 2, but should rather be more.

USE_HASH_SHARER

public boolean USE_HASH_SHARER

If true a hash sharer will be used instead of MSD.

DO_SHARE_NEW

public boolean DO_SHARE_NEW

If true new regions will be compacted before saving.

ENABLE_SHARER

public boolean ENABLE_SHARER

If true the sharer will run as a background thread.

SHARER_PERIOD

public long SHARER_PERIOD

If the sharer is enabled, the number of milli seconds between invocations.

POLICY_INSTANCE

public CanonicPolicy POLICY_INSTANCE

An implementation of a canonical node chooseing policy. Set to null to choose using POLICY instead.

POLICY

public int POLICY

If POLICY_INSTANCE is null the value of a default policy as defined in the static fields of this class.

Constructor Detail

RegionConfiguration

public RegionConfiguration()

Method Detail

environmentConfiguration

public static RegionConfiguration environmentConfiguration()

Returns a RegionConfiguration with values of fields filled in from environment properties with corresponding names.

toString

public String toString()

Overrides:

toString in class Object