SystemConfig implements ISystemConfig { @Override public IConfiguration[] listConfigurations() { Collection<IConfiguration> entries = configs.values(); return entries.toArray( new IConfiguration[entries.size()] ); } SystemConfig();  SystemConfig( List<IConfiguration> startingConfigs ); String getProperty( String placeholder ); @Override IConfiguration getConfiguration( String configId ); @Override void registerConfiguration( IConfiguration configuration ); @Override IConfiguration[] listConfigurations();  }
@Test public void testListConfigurations() throws Exception { }