org.neo4j.kernel
Class Config

java.lang.Object
  org.neo4j.kernel.Config

public class Config
extends Object

A non-standard configuration object.

Field Summary

static String	ALLOW_STORE_UPGRADE Boolean (one of true,false) defining whether to allow a store upgrade in case the current version of the database starts against an older store version.
static String	ARRAY_BLOCK_SIZE
static String	ARRAY_PROPERTY_STORE_MMAP_SIZE The size to allocate for memory mapping the array property store
static String	BACKUP_SLAVE Mark this database as a backup slave.
static String	CACHE_TYPE The type of cache to use for nodes and relationships, one of [weak, soft, none]
static String	DEFAULT_DATA_SOURCE_NAME
static String	DUMP_CONFIGURATION Print out the effective Neo4j configuration after startup
static String	ENABLE_ONLINE_BACKUP Enable a support for running online backups
static String	ENABLE_REMOTE_SHELL Enable a remote shell server which shell clients can log in to
static String	INTERCEPT_COMMITTING_TRANSACTIONS Determines whether any TransactionInterceptors loaded will intercept prepared transactions before they reach the logical log.
static String	INTERCEPT_DESERIALIZED_TRANSACTIONS Determines whether any TransactionInterceptors loaded will intercept externally received transactions (e.g.
static String	KEEP_LOGICAL_LOGS Make Neo4j keep the logical transaction logs for being able to backup the database
static String	LOGICAL_LOG Relative path for where the Neo4j logical log is located
static String	NEO_STORE Relative path for where the Neo4j storage information file is located
static String	NODE_AUTO_INDEXING Boolean value (one of true, false) that controls the auto indexing feature for nodes.
static String	NODE_KEYS_INDEXABLE A list of property names (comma separated) that will be indexed by default.
static String	NODE_STORE_MMAP_SIZE The size to allocate for memory mapping the node store
static String	PROPERTY_INDEX_KEY_STORE_MMAP_SIZE The size to allocate for memory mapping the store for property key strings
static String	PROPERTY_INDEX_STORE_MMAP_SIZE The size to allocate for memory mapping the store for property key indexes
static String	PROPERTY_STORE_MMAP_SIZE The size to allocate for memory mapping the property value store
static String	READ_ONLY Only allow read operations from this Neo4j instance.
static String	REBUILD_IDGENERATORS_FAST Use a quick approach for rebuilding the ID generators.
static String	RELATIONSHIP_AUTO_INDEXING Boolean value (one of true, false) that controls the auto indexing feature for relationships.
static String	RELATIONSHIP_KEYS_INDEXABLE A list of property names (comma separated) that will be indexed by default.
static String	RELATIONSHIP_STORE_MMAP_SIZE The size to allocate for memory mapping the relationship store
static String	STORAGE_DIRECTORY Relative path for where the Neo4j storage directory is located
static String	STRING_BLOCK_SIZE
static String	STRING_PROPERTY_STORE_MMAP_SIZE The size to allocate for memory mapping the string property store
static String	TXMANAGER_IMPLEMENTATION The name of the Transaction Manager service to use as defined in the TM service provider constructor, defaults to native.
static String	USE_MEMORY_MAPPED_BUFFERS Tell Neo4j to use memory mapped buffers for accessing the native storage layer

Method Summary

static boolean	configValueContainsMultipleParameters(String configValue)
static void	dumpConfiguration(Map<?,?> config)
static Map<Object,Object>	getDefaultParams()
static Object	getFromConfig(Map<?,?> config, Object key, Object defaultValue)
GraphDbModule	getGraphDbModule()
IdGeneratorFactory	getIdGeneratorFactory()
IdGeneratorModule	getIdGeneratorModule()
IndexStore	getIndexStore()
KernelPanicEventGenerator	getKernelPanicGenerator()
LockManager	getLockManager()
LockReleaser	getLockReleaser()
Map<Object,Object>	getParams()
PersistenceModule	getPersistenceModule()
RelationshipTypeCreator	getRelationshipTypeCreator()
RelationshipTypeHolder	getRelationshipTypeHolder()
TxModule	getTxModule()
boolean	isReadOnly()
static boolean	osIsMacOS()
static boolean	osIsWindows()
static Args	parseMapFromConfigValue(String name, String configValue)

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_DATA_SOURCE_NAME

public static final String DEFAULT_DATA_SOURCE_NAME

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Constant Field Values

USE_MEMORY_MAPPED_BUFFERS

public static final String USE_MEMORY_MAPPED_BUFFERS

Tell Neo4j to use memory mapped buffers for accessing the native storage layer

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Constant Field Values

DUMP_CONFIGURATION

public static final String DUMP_CONFIGURATION

Print out the effective Neo4j configuration after startup

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Constant Field Values

KEEP_LOGICAL_LOGS

public static final String KEEP_LOGICAL_LOGS

Make Neo4j keep the logical transaction logs for being able to backup the database

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Constant Field Values

ENABLE_REMOTE_SHELL

public static final String ENABLE_REMOTE_SHELL

Enable a remote shell server which shell clients can log in to

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Constant Field Values

ENABLE_ONLINE_BACKUP

public static final String ENABLE_ONLINE_BACKUP

Enable a support for running online backups

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Constant Field Values

BACKUP_SLAVE

public static final String BACKUP_SLAVE

Mark this database as a backup slave.

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Constant Field Values

READ_ONLY

public static final String READ_ONLY

Only allow read operations from this Neo4j instance.

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Constant Field Values

STORAGE_DIRECTORY

public static final String STORAGE_DIRECTORY

Relative path for where the Neo4j storage directory is located

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Constant Field Values

REBUILD_IDGENERATORS_FAST

public static final String REBUILD_IDGENERATORS_FAST

Use a quick approach for rebuilding the ID generators. This give quicker recovery time, but will limit the ability to reuse the space of deleted entities.

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Constant Field Values

NODE_STORE_MMAP_SIZE

public static final String NODE_STORE_MMAP_SIZE

The size to allocate for memory mapping the node store

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Constant Field Values

ARRAY_PROPERTY_STORE_MMAP_SIZE

public static final String ARRAY_PROPERTY_STORE_MMAP_SIZE

The size to allocate for memory mapping the array property store

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Constant Field Values

PROPERTY_INDEX_KEY_STORE_MMAP_SIZE

public static final String PROPERTY_INDEX_KEY_STORE_MMAP_SIZE

The size to allocate for memory mapping the store for property key strings

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Constant Field Values

PROPERTY_INDEX_STORE_MMAP_SIZE

public static final String PROPERTY_INDEX_STORE_MMAP_SIZE

The size to allocate for memory mapping the store for property key indexes

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Constant Field Values

PROPERTY_STORE_MMAP_SIZE

public static final String PROPERTY_STORE_MMAP_SIZE

The size to allocate for memory mapping the property value store

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Constant Field Values

STRING_PROPERTY_STORE_MMAP_SIZE

public static final String STRING_PROPERTY_STORE_MMAP_SIZE

The size to allocate for memory mapping the string property store

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Constant Field Values

RELATIONSHIP_STORE_MMAP_SIZE

public static final String RELATIONSHIP_STORE_MMAP_SIZE

The size to allocate for memory mapping the relationship store

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Constant Field Values

LOGICAL_LOG

public static final String LOGICAL_LOG

Relative path for where the Neo4j logical log is located

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Constant Field Values

NEO_STORE

public static final String NEO_STORE

Relative path for where the Neo4j storage information file is located

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Constant Field Values

CACHE_TYPE

public static final String CACHE_TYPE

The type of cache to use for nodes and relationships, one of [weak, soft, none]

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Constant Field Values

TXMANAGER_IMPLEMENTATION

public static final String TXMANAGER_IMPLEMENTATION

The name of the Transaction Manager service to use as defined in the TM service provider constructor, defaults to native.

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Constant Field Values

INTERCEPT_COMMITTING_TRANSACTIONS

public static final String INTERCEPT_COMMITTING_TRANSACTIONS

Determines whether any TransactionInterceptors loaded will intercept prepared transactions before they reach the logical log. Defaults to false.

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Constant Field Values

INTERCEPT_DESERIALIZED_TRANSACTIONS

public static final String INTERCEPT_DESERIALIZED_TRANSACTIONS

Determines whether any TransactionInterceptors loaded will intercept externally received transactions (e.g. in HA) before they reach the logical log and are applied to the store. Defaults to false.

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Constant Field Values

ALLOW_STORE_UPGRADE

public static final String ALLOW_STORE_UPGRADE

Boolean (one of true,false) defining whether to allow a store upgrade in case the current version of the database starts against an older store version. Setting this to true does not guarantee successful upgrade, just allows an attempt at it.

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Constant Field Values

STRING_BLOCK_SIZE

public static final String STRING_BLOCK_SIZE

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Constant Field Values

ARRAY_BLOCK_SIZE

public static final String ARRAY_BLOCK_SIZE

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Constant Field Values

NODE_KEYS_INDEXABLE

public static final String NODE_KEYS_INDEXABLE

A list of property names (comma separated) that will be indexed by default. This applies to Nodes only.

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Constant Field Values

RELATIONSHIP_KEYS_INDEXABLE

public static final String RELATIONSHIP_KEYS_INDEXABLE

A list of property names (comma separated) that will be indexed by default. This applies to Relationships only.

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Constant Field Values

NODE_AUTO_INDEXING

public static final String NODE_AUTO_INDEXING

Boolean value (one of true, false) that controls the auto indexing feature for nodes. Setting to false shuts it down unconditionally, while true enables it for every property, subject to restrictions in the configuration. The default is false.

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Constant Field Values

RELATIONSHIP_AUTO_INDEXING

public static final String RELATIONSHIP_AUTO_INDEXING

Boolean value (one of true, false) that controls the auto indexing feature for relationships. Setting to false shuts it down unconditionally, while true enables it for every property, subject to restrictions in the configuration. The default is false.

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Constant Field Values

Method Detail

getDefaultParams

public static Map<Object,Object> getDefaultParams()

osIsWindows

public static boolean osIsWindows()

osIsMacOS

public static boolean osIsMacOS()

getTxModule

public TxModule getTxModule()

getGraphDbModule

public GraphDbModule getGraphDbModule()

getPersistenceModule

public PersistenceModule getPersistenceModule()

getIdGeneratorModule

public IdGeneratorModule getIdGeneratorModule()

getLockManager

public LockManager getLockManager()

getIndexStore

public IndexStore getIndexStore()

getLockReleaser

public LockReleaser getLockReleaser()

getParams

public Map<Object,Object> getParams()

isReadOnly

public boolean isReadOnly()

getRelationshipTypeCreator

public RelationshipTypeCreator getRelationshipTypeCreator()

getIdGeneratorFactory

public IdGeneratorFactory getIdGeneratorFactory()

getRelationshipTypeHolder

public RelationshipTypeHolder getRelationshipTypeHolder()

dumpConfiguration

public static void dumpConfiguration(Map<?,?> config)

configValueContainsMultipleParameters

public static boolean configValueContainsMultipleParameters(String configValue)

parseMapFromConfigValue

public static Args parseMapFromConfigValue(String name,
                                           String configValue)

getFromConfig

public static Object getFromConfig(Map<?,?> config,
                                   Object key,
                                   Object defaultValue)

getKernelPanicGenerator

public KernelPanicEventGenerator getKernelPanicGenerator()