org.lable.oss.dynamicconfig.provider.etcd

Class EtcdAsConfigSource

java.lang.Object

org.lable.oss.dynamicconfig.provider.etcd.EtcdAsConfigSource

All Implemented Interfaces:

Closeable, AutoCloseable, ConfigurationSource

public class EtcdAsConfigSource
extends Object
implements ConfigurationSource

Retrieve configuration from an Etcd cluster, and maintain a watch for updates.

Constructor Summary

Constructors

Constructor and Description
EtcdAsConfigSource()

Method Summary

Modifier and Type	Method and Description
void	close()
void	configure(org.apache.commons.configuration.Configuration configuration, org.apache.commons.configuration.Configuration defaults, ConfigChangeListener changeListener)
void	listen(String name)
InputStream	load(String name)
String	name()
void	stopListening(String name)
List<String>	systemProperties()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.lable.oss.dynamicconfig.core.spi.ConfigurationSource

normalizeRootConfigName

Constructor Detail

EtcdAsConfigSource

public EtcdAsConfigSource()

Method Detail

name

public String name()

Specified by:

name in interface ConfigurationSource

systemProperties

public List<String> systemProperties()

Specified by:

systemProperties in interface ConfigurationSource

configure

public void configure(org.apache.commons.configuration.Configuration configuration,
                      org.apache.commons.configuration.Configuration defaults,
                      ConfigChangeListener changeListener)
               throws ConfigurationException

This class required two parameters to be set in the configuration object passed:

cluster

Comma-separated list of addresses for the Etcd cluster.

namespace

Key namespace.

Additionally, the following optional parameter may be set:

copy.cluster.to

Copy the Etcd cluster endpoints to this configuration parameter to make it available in the configuration object loaded by this class.

Specified by:

configure in interface ConfigurationSource

Throws:

ConfigurationException

listen

public void listen(String name)

Specified by:

listen in interface ConfigurationSource

stopListening

public void stopListening(String name)

Specified by:

stopListening in interface ConfigurationSource

load

public InputStream load(String name)
                 throws ConfigurationException

Specified by:

load in interface ConfigurationSource

Throws:

ConfigurationException

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Throws:

IOException