ej.property

Interface PropertyLoader

All Known Subinterfaces:

PropertyRegistry, SharedPropertyRegistry

All Known Implementing Classes:

CompositePropertyLoader, FilePropertyLoader, SimplePropertyRegistry, SystemPropertyLoader

public interface PropertyLoader

A property loader is a map of properties. The keys and their corresponding values are strings.

Method Summary

Modifier and Type	Method and Description
String	getProperty(String key) Gets the value mapped with the specified key.
String	getProperty(String key, String defaultValue) Gets the value mapped with the specified key or a default value.

Method Detail

getProperty

@Nullable
String getProperty(String key)

Gets the value mapped with the specified key.

Parameters:

key - the key.

Returns:

the value of the property, or null if the property is not found.

Throws:

SecurityException - if a security manager exists and does not allow the caller to retrieve the given property.

getProperty

String getProperty(String key,
                   String defaultValue)

Gets the value mapped with the specified key or a default value.

Parameters:

key - the key.

defaultValue - the default value.

Returns:

the value of the property, or the default value if the property is not found.

Throws:

SecurityException - if a security manager exists and does not allow the caller to retrieve the given property.