MockFileFinder.h revision 8a39da80b33691b0c82458c3b7727e13ff71277e 
1//
2// Copyright 2011 The Android Open Source Project
3//
4
5#ifndef MOCKFILEFINDER_H
6#define MOCKFILEFINDER_H
7
8#include <utils/Vector.h>
9#include <utils/KeyedVector.h>
10#include <utils/String8.h>
11
12#include "DirectoryWalker.h"
13
14using namespace android;
15
16class MockFileFinder : public FileFinder {
17public:
18    MockFileFinder (KeyedVector<String8, KeyedVector<String8,time_t> >& files)
19        : mFiles(files)
20    {
21        // Nothing left to do
22    };
23
24    /**
25     * findFiles implementation for the abstraction.
26     * PRECONDITIONS:
27     *  No checking is done, so there MUST be an entry in mFiles with
28     *  path matching basePath.
29     *
30     * POSTCONDITIONS:
31     *  fileStore is filled with a copy of the data in mFiles corresponding
32     *  to the basePath.
33     */
34
35    virtual bool findFiles(String8 basePath, Vector<String8>& extensions,
36                           KeyedVector<String8,time_t>& fileStore,
37                           DirectoryWalker* dw)
38    {
39        const KeyedVector<String8,time_t>* payload(&mFiles.valueFor(basePath));
40        // Since KeyedVector doesn't implement swap
41        // (who doesn't use swap??) we loop and add one at a time.
42        for (size_t i = 0; i < payload->size(); ++i) {
43            fileStore.add(payload->keyAt(i),payload->valueAt(i));
44        }
45        return true;
46    }
47
48private:
49    // Virtual mapping between "directories" and the "files" contained
50    // in them
51    KeyedVector<String8, KeyedVector<String8,time_t> > mFiles;
52};
53
54
55#endif // MOCKFILEFINDER_H