cz.cuni.amis.utils.configuration.providers
Class EnvironmentVariableProvider

java.lang.Object
  cz.cuni.amis.utils.configuration.PropertyProvider
      cz.cuni.amis.utils.configuration.providers.EnvironmentVariableProvider

All Implemented Interfaces:

java.lang.Comparable<PropertyProvider>

public class EnvironmentVariableProvider
extends PropertyProvider

Read property from system variable.

Constructor Summary

EnvironmentVariableProvider()

Method Summary

int	getPriority() Priority of this provider.
java.lang.String	getProperty(java.lang.String key) Searches for given property key.
java.lang.String	toString()

Methods inherited from class cz.cuni.amis.utils.configuration.PropertyProvider

compareTo

Methods inherited from class java.lang.Object

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

Constructor Detail

EnvironmentVariableProvider

public EnvironmentVariableProvider()

Method Detail

getPriority

public int getPriority()

Description copied from class: PropertyProvider

Priority of this provider. It will be asked for property value before all providers with lower priority.

Specified by:

getPriority in class PropertyProvider

Returns:

getProperty

public java.lang.String getProperty(java.lang.String key)

Description copied from class: PropertyProvider

Searches for given property key.

Specified by:

getProperty in class PropertyProvider

Returns:

null if the property wasn't found

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object