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Data update

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Ingy döt Net 2023-07-22 21:42:12 -07:00
parent 9817d9b99b
commit 07c7092a52
140 changed files with 2712 additions and 241 deletions
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33
Task/File-size-distribution/Java/file-size-distribution.java Normal file
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import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
public final class FileSizeDistribution {
public static void main(String[] aArgs) throws IOException {
List<Path> fileNames = Files.list(Path.of("."))
.filter( file -> ! Files.isDirectory(file) )
.map(Path::getFileName)
.toList();
Map<Integer, Integer> fileSizes = new HashMap<Integer, Integer>();
for ( Path path : fileNames ) {
fileSizes.merge(String.valueOf(Files.size(path)).length(), 1, Integer::sum);
}
final int fileCount = fileSizes.values().stream().mapToInt(Integer::valueOf).sum();
System.out.println("File size distribution for directory \".\":" + System.lineSeparator());
System.out.println("File size in bytes | Number of files | Percentage");
System.out.println("-------------------------------------------------");
for ( int key : fileSizes.keySet() ) {
final int value = fileSizes.get(key);
System.out.println(String.format("%s%d%s%d%15d%15.1f%%",
" 10^", ( key - 1 ), " to 10^", key, value, ( 100.0 * value ) / fileCount));
}
}
}