1 package org.treetank.api;
2
3 import java.io.File;
4 import java.io.IOException;
5
6 import org.treetank.exception.TTIOException;
7
8 /**
9 *
10 * @author Andreas Rain
11 *
12 */
13 public interface IFilelistenerReadTrx {
14
15 /**
16 * The returned array consists of all the relative paths there are in the storage.
17 *
18 * @return
19 */
20 public String[] getFilePaths();
21
22 /**
23 * The returned array consists of all the relative paths there are in the storage.
24 *
25 * @return
26 */
27 public boolean fileExists(String pRelativePath);
28
29 /**
30 *
31 * @return int - amount of buckets
32 */
33 public int getCount();
34
35 /**
36 * This method allows you to get a full file using the node key of the
37 * header
38 *
39 * @param pKey
40 * @return true if successful, false otherwise
41 */
42 public File getFullFile(String pRelativePath) throws TTIOException, IOException;
43
44 /**
45 * Close this transaction
46 *
47 * @throws TTIOException
48 */
49 public void close() throws TTIOException;
50
51 /**
52 * Check whether or not this transaction has been closed
53 *
54 * @return true if closed, false otherwise
55 */
56 public boolean isClosed();
57 }