question: private void createBlockMirrorData ( String name , int numBlockMirrors ) throws Exception { Volume volume = new Volume ( ) ; URI volumeURI = URIUtil . createId ( Volume . class ) ; testVolumeURIs . add ( volumeURI ) ; volume . setId ( volumeURI ) ; volume . setLabel ( "blockMirrorVolume" ) ; URI cgUri = createBlockConsistencyGroup ( "blockMirrorVolume-cg" ) ; volume . setConsistencyGroup ( cgUri ) ; _dbClient . createObject ( volume ) ; for ( int i = 1 ; i <= numBlockMirrors ; i ++ ) { BlockMirror blockMirror = new BlockMirror ( ) ; URI blockMirrorURI = URIUtil . createId ( BlockMirror . class ) ; testBlockMirrorURIs . add ( blockMirrorURI ) ; blockMirror . setId ( blockMirrorURI ) ; blockMirror . setLabel ( name + i ) ; blockMirror . setConsistencyGroup ( cgUri ) ; _dbClient . createObject ( blockMirror ) ; } }
target:  Creates the BlockObject BlockMirror data.