oracle.pgx.config

Class AbstractConfig

java.lang.Object

oracle.pgx.config.AbstractConfig

Direct Known Subclasses:

AbstractClientConfig, AbstractEdgeTypeConfig, AbstractGraphBuilderConfig, AbstractGraphPropertyConfig, AbstractNodePropertyConfig, AbstractNodeTypeConfig, AbstractPgxConfig, AbstractRuntimeConfig, AnalysisTaskConfig, BasicSchedulerConfig, EnterpriseSchedulerConfig, EnterpriseSchedulerFlagsConfig, FilterExpressionConfig, GraphConfig, GraphErrorHandlingConfig, GraphLoadingConfig, RdfGraphPrefixConfig

public abstract class AbstractConfig
extends java.lang.Object

base class for all configuration classes

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	ENV_SEPARATOR
static java.lang.String	ENV_VARIABLE_PREFIX
static java.lang.String	SYSTEM_PROPERTY_PREFIX

Method Summary

Modifier and Type	Method and Description
static java.lang.String	getValueFromEnvironment(java.lang.String key) Looks up a value by a key from java properties and the system environment.
static <T> java.util.Optional<T>	getValueFromEnvironment(java.lang.String key, java.lang.Class<T> type)
static java.lang.Object	parseString(java.lang.String value, java.lang.Class type)
void	setSerializable(boolean serializable) Set this config to be serializable

Methods inherited from class java.lang.Object

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

Field Detail

ENV_SEPARATOR

public static final java.lang.String ENV_SEPARATOR

See Also:

Constant Field Values

ENV_VARIABLE_PREFIX

public static final java.lang.String ENV_VARIABLE_PREFIX

See Also:

Constant Field Values

SYSTEM_PROPERTY_PREFIX

public static final java.lang.String SYSTEM_PROPERTY_PREFIX

See Also:

Constant Field Values

Method Detail

getValueFromEnvironment

public static java.lang.String getValueFromEnvironment(java.lang.String key)

Looks up a value by a key from java properties and the system environment. Looks up the provided key first in the java system properties prefixed with SYSTEM_PROPERTY_PREFIX and returns the value if present. If it is not present, looks it up in the system environment prefixed with ENV_VARIABLE_PREFIX and returns this one if present. Returns null if the key is neither found in the properties nor in the environment.

Parameters:

key - the key to look up

Returns:

the found value or null if the key is not available

See Also:

SYSTEM_PROPERTY_PREFIX, ENV_VARIABLE_PREFIX, System.getProperty(String), System.getenv(String)

getValueFromEnvironment

public static <T> java.util.Optional<T> getValueFromEnvironment(java.lang.String key,
                                                                java.lang.Class<T> type)

parseString

public static java.lang.Object parseString(java.lang.String value,
                                           java.lang.Class type)

setSerializable

public void setSerializable(boolean serializable)

Set this config to be serializable

Parameters:

serializable - true if serializable, false otherwise