org.jboss.gravia.runtime.spi

Class SubstitutionPropertiesProvider

java.lang.Object

org.jboss.gravia.runtime.spi.AbstractPropertiesProvider

org.jboss.gravia.runtime.spi.CompositePropertiesProvider

org.jboss.gravia.runtime.spi.SubstitutionPropertiesProvider

All Implemented Interfaces:

PropertiesProvider

public class SubstitutionPropertiesProvider
extends CompositePropertiesProvider

A PropertiesProvider that is applying placeholder substitution based on the property values of an external PropertiesProvider.

Constructor Summary

Constructors

Constructor and Description
SubstitutionPropertiesProvider(PropertiesProvider... delegates)

Method Summary

Methods

Modifier and Type	Method and Description
Object	getProperty(String key) Returns the value of the specified property.
Object	getProperty(String key, Object defaultValue) Returns the value of the specified property.

Methods inherited from class org.jboss.gravia.runtime.spi.AbstractPropertiesProvider

getRequiredProperty

Methods inherited from class java.lang.Object

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

Constructor Detail

SubstitutionPropertiesProvider

public SubstitutionPropertiesProvider(PropertiesProvider... delegates)

Method Detail

getProperty

public Object getProperty(String key)

Description copied from interface: PropertiesProvider

Returns the value of the specified property. If the key is not found in the Runtime properties, the system properties are then searched. The method returns null if the property is not found.

Specified by:

getProperty in interface PropertiesProvider

Overrides:

getProperty in class AbstractPropertiesProvider

Parameters:

key - The name of the requested property.

Returns:

The value of the requested property, or null if the property is undefined.

getProperty

public Object getProperty(String key,
                 Object defaultValue)

Description copied from interface: PropertiesProvider

Returns the value of the specified property. If the key is not found in the Runtime properties, the system properties are then searched. The method returns provided default value if the property is not found.

Specified by:

getProperty in interface PropertiesProvider

Overrides:

getProperty in class CompositePropertiesProvider

Parameters:

key - The name of the requested property.

Returns:

The value of the requested property, or the provided default value if the property is undefined.