gitlet/gitlet/gitlet/BlobStore.java at master · xUser5000/gitlet · GitHub

30 lines (23 loc) · 685 Bytes

package gitlet;

import java.io.File;

import static gitlet.Utils.*;

public class BlobStore {

private final File BLOBS_DIR;

public BlobStore(File blobDirectory) {

BLOBS_DIR = blobDirectory;

}

public File get(String hash) {

File file = join(BLOBS_DIR, hash);

return (file.exists()) ? file : null;

}

public File save(File file) {

String contents = readContentsAsString(file);

String hash = sha1(contents);

File storedBlob = join(BLOBS_DIR, hash);

writeContents(storedBlob, contents);

return storedBlob;

}

public boolean contains(String hash) {

return get(hash) != null;

}

Expand file tree