org.neo4j.kernel
Class HaConfig

java.lang.Object
  org.neo4j.kernel.HaConfig

public class HaConfig
extends Object

Nested Class Summary

static class

HaConfig.SlaveUpdateMode

Field Summary

static int	CONFIG_DEFAULT_COORDINATOR_FETCH_INFO_TIMEOUT
static String	CONFIG_DEFAULT_HA_CLUSTER_NAME
static int	CONFIG_DEFAULT_PORT
static long	CONFIG_DEFAULT_PULL_INTERVAL
static long	CONFIG_DEFAULT_ZK_SESSION_TIMEOUT
static String	CONFIG_KEY_ALLOW_INIT_CLUSTER
static String	CONFIG_KEY_BRANCHED_DATA_POLICY
static String	CONFIG_KEY_CLUSTER_NAME
static String	CONFIG_KEY_COORDINATOR_FETCH_INFO_TIMEOUT
static String	CONFIG_KEY_COORDINATORS
static String	CONFIG_KEY_LOCK_READ_TIMEOUT
static String	CONFIG_KEY_MAX_CONCURRENT_CHANNELS_PER_SLAVE
static String	CONFIG_KEY_MAX_CONCURRENT_TRANSACTIONS_ON_MASTER
static String	CONFIG_KEY_OLD_COORDINATORS
static String	CONFIG_KEY_OLD_SERVER_ID
static String	CONFIG_KEY_PULL_INTERVAL
static String	CONFIG_KEY_READ_TIMEOUT
static String	CONFIG_KEY_SERVER
static String	CONFIG_KEY_SERVER_ID
static String	CONFIG_KEY_SLAVE_COORDINATOR_UPDATE_MODE
static String	CONFIG_KEY_ZK_SESSION_TIMEOUT
static String	GCR_CACHE_MIN_LOG_INTERVAL The minimal time that must pass in between logging statistics from the cache (when using the 'gcr' cache).
static String	NODE_CACHE_ARRAY_FRACTION The fraction of the heap (1%-10%) to use for the base array in the node cache (when using the 'gcr' cache).
static String	NODE_CACHE_SIZE The amount of memory to use for the node cache (when using the 'gcr' cache).
static String	RELATIONSHIP_CACHE_ARRAY_FRACTION The fraction of the heap (1%-10%) to use for the base array in the relationship cache (when using the 'gcr' cache).
static String	RELATIONSHIP_CACHE_SIZE The amount of memory to use for the relationship cache (when using the 'gcr' cache).

Constructor Summary

HaConfig()

Method Summary

static boolean	getAllowInitFromConfig(Map<?,?> config)
static int	getBackupPortFromConfig(Map<?,?> config)
static HAGraphDb.BranchedDataPolicy	getBranchedDataPolicyFromConfig(Map<String,String> config)
static int	getClientLockReadTimeoutFromConfig(Map<String,String> config)
static int	getClientReadTimeoutFromConfig(Map<String,String> config)
static String	getClusterNameFromConfig(Map<String,String> config)
static String	getConfigValue(Map<String,String> config, String... oneKeyOutOf)
static String	getCoordinatorsFromConfig(Map<String,String> config)
static int	getFetchInfoTimeoutFromConfig(Map<String,String> config)
static String	getHaServerFromConfig(Map<String,String> config)
static int	getMachineIdFromConfig(Map<String,String> config)
static int	getMaxConcurrentChannelsPerSlaveFromConfig(Map<String,String> config)
static int	getMaxConcurrentTransactionsOnMasterFromConfig(Map<String,String> config)
static long	getPullIntervalFromConfig(Map<String,String> config)
static HaConfig.SlaveUpdateMode	getSlaveUpdateModeFromConfig(Map<String,String> config)
static long	getZKSessionTimeoutFromConfig(Map<String,String> config)
static Map<String,String>	loadConfigurations(String file)

Methods inherited from class java.lang.Object

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

Field Detail

CONFIG_KEY_OLD_SERVER_ID

public static final String CONFIG_KEY_OLD_SERVER_ID

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Constant Field Values

CONFIG_KEY_SERVER_ID

public static final String CONFIG_KEY_SERVER_ID

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Constant Field Values

CONFIG_KEY_OLD_COORDINATORS

public static final String CONFIG_KEY_OLD_COORDINATORS

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Constant Field Values

CONFIG_KEY_COORDINATORS

public static final String CONFIG_KEY_COORDINATORS

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Constant Field Values

CONFIG_KEY_SERVER

public static final String CONFIG_KEY_SERVER

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Constant Field Values

CONFIG_KEY_CLUSTER_NAME

public static final String CONFIG_KEY_CLUSTER_NAME

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Constant Field Values

CONFIG_KEY_PULL_INTERVAL

public static final String CONFIG_KEY_PULL_INTERVAL

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Constant Field Values

CONFIG_KEY_ALLOW_INIT_CLUSTER

public static final String CONFIG_KEY_ALLOW_INIT_CLUSTER

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Constant Field Values

CONFIG_KEY_MAX_CONCURRENT_CHANNELS_PER_SLAVE

public static final String CONFIG_KEY_MAX_CONCURRENT_CHANNELS_PER_SLAVE

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Constant Field Values

CONFIG_KEY_BRANCHED_DATA_POLICY

public static final String CONFIG_KEY_BRANCHED_DATA_POLICY

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Constant Field Values

CONFIG_KEY_READ_TIMEOUT

public static final String CONFIG_KEY_READ_TIMEOUT

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Constant Field Values

CONFIG_KEY_SLAVE_COORDINATOR_UPDATE_MODE

public static final String CONFIG_KEY_SLAVE_COORDINATOR_UPDATE_MODE

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Constant Field Values

CONFIG_KEY_LOCK_READ_TIMEOUT

public static final String CONFIG_KEY_LOCK_READ_TIMEOUT

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Constant Field Values

CONFIG_KEY_COORDINATOR_FETCH_INFO_TIMEOUT

public static final String CONFIG_KEY_COORDINATOR_FETCH_INFO_TIMEOUT

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Constant Field Values

CONFIG_KEY_MAX_CONCURRENT_TRANSACTIONS_ON_MASTER

public static final String CONFIG_KEY_MAX_CONCURRENT_TRANSACTIONS_ON_MASTER

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Constant Field Values

CONFIG_KEY_ZK_SESSION_TIMEOUT

public static final String CONFIG_KEY_ZK_SESSION_TIMEOUT

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Constant Field Values

CONFIG_DEFAULT_HA_CLUSTER_NAME

public static final String CONFIG_DEFAULT_HA_CLUSTER_NAME

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Constant Field Values

CONFIG_DEFAULT_PORT

public static final int CONFIG_DEFAULT_PORT

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Constant Field Values

CONFIG_DEFAULT_PULL_INTERVAL

public static final long CONFIG_DEFAULT_PULL_INTERVAL

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Constant Field Values

CONFIG_DEFAULT_COORDINATOR_FETCH_INFO_TIMEOUT

public static final int CONFIG_DEFAULT_COORDINATOR_FETCH_INFO_TIMEOUT

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Constant Field Values

CONFIG_DEFAULT_ZK_SESSION_TIMEOUT

public static final long CONFIG_DEFAULT_ZK_SESSION_TIMEOUT

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Constant Field Values

NODE_CACHE_SIZE

public static final String NODE_CACHE_SIZE

The amount of memory to use for the node cache (when using the 'gcr' cache).

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Constant Field Values

RELATIONSHIP_CACHE_SIZE

public static final String RELATIONSHIP_CACHE_SIZE

The amount of memory to use for the relationship cache (when using the 'gcr' cache).

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Constant Field Values

NODE_CACHE_ARRAY_FRACTION

public static final String NODE_CACHE_ARRAY_FRACTION

The fraction of the heap (1%-10%) to use for the base array in the node cache (when using the 'gcr' cache).

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Constant Field Values

RELATIONSHIP_CACHE_ARRAY_FRACTION

public static final String RELATIONSHIP_CACHE_ARRAY_FRACTION

The fraction of the heap (1%-10%) to use for the base array in the relationship cache (when using the 'gcr' cache).

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Constant Field Values

GCR_CACHE_MIN_LOG_INTERVAL

public static final String GCR_CACHE_MIN_LOG_INTERVAL

The minimal time that must pass in between logging statistics from the cache (when using the 'gcr' cache). Default unit is seconds, suffix with 's', 'm', or 'ms' to have the unit be seconds, minutes or milliseconds respectively.

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Constant Field Values

Constructor Detail

HaConfig

public HaConfig()

Method Detail

getConfigValue

public static String getConfigValue(Map<String,String> config,
                                    String... oneKeyOutOf)

getBranchedDataPolicyFromConfig

public static HAGraphDb.BranchedDataPolicy getBranchedDataPolicyFromConfig(Map<String,String> config)

getSlaveUpdateModeFromConfig

public static HaConfig.SlaveUpdateMode getSlaveUpdateModeFromConfig(Map<String,String> config)

getClientReadTimeoutFromConfig

public static int getClientReadTimeoutFromConfig(Map<String,String> config)

getClientLockReadTimeoutFromConfig

public static int getClientLockReadTimeoutFromConfig(Map<String,String> config)

getMaxConcurrentChannelsPerSlaveFromConfig

public static int getMaxConcurrentChannelsPerSlaveFromConfig(Map<String,String> config)

getMaxConcurrentTransactionsOnMasterFromConfig

public static int getMaxConcurrentTransactionsOnMasterFromConfig(Map<String,String> config)

getClusterNameFromConfig

public static String getClusterNameFromConfig(Map<String,String> config)

getPullIntervalFromConfig

public static long getPullIntervalFromConfig(Map<String,String> config)

getZKSessionTimeoutFromConfig

public static long getZKSessionTimeoutFromConfig(Map<String,String> config)

getHaServerFromConfig

public static String getHaServerFromConfig(Map<String,String> config)

getAllowInitFromConfig

public static boolean getAllowInitFromConfig(Map<?,?> config)

getCoordinatorsFromConfig

public static String getCoordinatorsFromConfig(Map<String,String> config)

getMachineIdFromConfig

public static int getMachineIdFromConfig(Map<String,String> config)

getBackupPortFromConfig

public static int getBackupPortFromConfig(Map<?,?> config)

Returns:

the port for the backup server if that is enabled, or 0 if disabled.

getFetchInfoTimeoutFromConfig

public static int getFetchInfoTimeoutFromConfig(Map<String,String> config)

loadConfigurations

public static Map<String,String> loadConfigurations(String file)