PropertyOracle (GWT Javadoc)

All Known Implementing Classes:

SubsetFilteringPropertyOracle
```
public interface PropertyOracle
```
Provides deferred binding property values.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`ConfigurationProperty`	`getConfigurationProperty(java.lang.String propertyName)`	Attempts to get a named configuration property.
`SelectionProperty`	`getSelectionProperty(TreeLogger logger, java.lang.String propertyName)`	Attempts to get a named deferred binding property.

- Method Detail
  - getConfigurationProperty
```
ConfigurationProperty getConfigurationProperty(java.lang.String propertyName)
                                        throws BadPropertyValueException
```
    Attempts to get a named configuration property. Throws BadPropertyValueException if the property is undefined. The result of invoking this method with the same propertyName must be stable.
    
    Parameters:
    
    propertyName -
    
    Returns:
    
    the configuration property instance (never null)
    
    Throws:
    
    BadPropertyValueException - if the property is unknown or not a configuration property
  - getSelectionProperty
```
SelectionProperty getSelectionProperty(TreeLogger logger,
                                       java.lang.String propertyName)
                                throws BadPropertyValueException
```
    Attempts to get a named deferred binding property. Throws BadPropertyValueException if the property is either undefined or has a value that is unsupported. The result of invoking this method with the same propertyName must be stable.
    
    Parameters:
    
    logger -
    
    propertyName -
    
    Returns:
    
    the selection property instance (never null)
    
    Throws:
    
    BadPropertyValueException - if the property is unknown or not a selection property