public static NarProperties getInstance ( final MavenProject project ) throws MojoFailureException { NarProperties instance = instances . get ( project ) ; if ( instance == null ) { if ( project == null ) { instance = new NarProperties ( project , null , null ) ; } else { String customPropertyLocation = project . getProperties ( ) . getProperty ( CUSTOM_AOL_PROPERTY_KEY ) ; if ( customPropertyLocation == null ) { // Try and read from the system property in case it's specified there customPropertyLocation = System . getProperties ( ) . getProperty ( CUSTOM_AOL_PROPERTY_KEY ) ; } File narFile = ( customPropertyLocation != null ) ? new File ( customPropertyLocation ) : new File ( project . getBasedir ( ) , AOL_PROPERTIES ) ; if ( narFile . exists ( ) ) { instance = new NarProperties ( project , narFile , customPropertyLocation ) ; } else { // use instance from parent instance = getInstance ( project . getParent ( ) ) ; } } instances . put ( project , instance ) ; } return instance ; }
Retrieve the NarProperties