question: public void reload ( String why ) { mFullPhotoPaths = mRootDir . list ( MediaScanner . JPG_FILENAME_FILTER ) ; if ( ( mFullPhotoPaths != null ) && ( mFullPhotoPaths . length == 0 ) ) { mFullPhotoPaths = null ; Log . i ( Global . LOG_CONTEXT , mDebugPrefix + why + "AdapterArrayHelper.refreshLocal(" + mRootDir + ") " + 0 ) ; } else if ( mFullPhotoPaths != null ) { if ( Global . debugEnabled ) { Log . i ( Global . LOG_CONTEXT , mDebugPrefix + why + "AdapterArrayHelper.refreshLocal(" + mRootDir + ") " + mFullPhotoPaths . length ) ; } String parentDirString = mRootDir . getAbsolutePath ( ) ; for ( int i = 0 ; i < mFullPhotoPaths . length ; i ++ ) { mFullPhotoPaths [ i ] = parentDirString + "/" + mFullPhotoPaths [ i ] ; } } }
target:  refreshLocal files from inital path 