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Removed .dat extension, and use an extra level in the directory structure (data/aB/cD/aBcDeF... etc)

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This commit is contained in:
CalDescent 2021-06-16 19:49:12 +01:00
parent 9407e7e418
commit 76742c3869
1 changed files with 17 additions and 10 deletions
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15
src/main/java/org/qortal/storage/DataFile.java
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@ -98,8 +98,9 @@ public class DataFile {
} }
protected String getOutputFilePath(String base58Digest) { protected String getOutputFilePath(String base58Digest) {
String base58Digest2Chars = base58Digest.substring(0, Math.min(base58Digest.length(), 2)); String base58DigestFirst2Chars = base58Digest.substring(0, Math.min(base58Digest.length(), 2));
String outputDirectory = String.format("%s/%s", Settings.getInstance().getDataPath(), base58Digest2Chars); String base58DigestNext2Chars = base58Digest.substring(2, Math.min(base58Digest.length(), 4));
String outputDirectory = String.format("%s/%s/%s", Settings.getInstance().getDataPath(), base58DigestFirst2Chars, base58DigestNext2Chars);
Path outputDirectoryPath = Paths.get(outputDirectory); Path outputDirectoryPath = Paths.get(outputDirectory);
try { try {
@ -107,7 +108,7 @@ public class DataFile {
} catch (IOException e) { } catch (IOException e) {
throw new IllegalStateException("Unable to create data subdirectory"); throw new IllegalStateException("Unable to create data subdirectory");
} }
return String.format("%s/%s.dat", outputDirectory, base58Digest); return String.format("%s/%s", outputDirectory, base58Digest);
} }
public ValidationResult isValid() { public ValidationResult isValid() {
@ -198,7 +199,11 @@ public class DataFile {
} }
protected void cleanupFilesystem() { protected void cleanupFilesystem() {
Path directory = Paths.get(this.filePath).getParent().toAbsolutePath(); String path = this.filePath;
// Iterate through two levels of parent directories, and delete if empty
for (int i=0; i<2; i++) {
Path directory = Paths.get(path).getParent().toAbsolutePath();
try (Stream<Path> files = Files.list(directory)) { try (Stream<Path> files = Files.list(directory)) {
final long count = files.count(); final long count = files.count();
if (count == 0) { if (count == 0) {
@ -207,6 +212,8 @@ public class DataFile {
} catch (IOException e) { } catch (IOException e) {
LOGGER.warn("Unable to count files in directory", e); LOGGER.warn("Unable to count files in directory", e);
} }
path = directory.toString();
}
} }