MockCorpora.java revision 39bbcdc1a485ded93059de4a3f70bfda85e9f304 
1/*
2 * Copyright (C) 2010 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.quicksearchbox;
18
19import android.database.DataSetObservable;
20import android.database.DataSetObserver;
21import android.util.Log;
22
23import java.util.Collection;
24import java.util.Collections;
25import java.util.HashMap;
26import java.util.HashSet;
27
28
29/**
30 * Mock implementation of {@link Corpora}.
31 */
32public class MockCorpora implements Corpora {
33
34    private static final String TAG = "QSB.MockCorpora";
35
36    private final DataSetObservable mDataSetObservable = new DataSetObservable();
37
38    private HashMap<String,Corpus> mCorporaByName = new HashMap<String,Corpus>();
39    private HashSet<Corpus> mDefaultCorpora = new HashSet<Corpus>();
40
41    private Corpus mWebCorpus;
42
43    public void addCorpus(Corpus corpus) {
44        Corpus oldCorpus = mCorporaByName.put(corpus.getName(), corpus);
45        if (oldCorpus != null) {
46            Log.d(TAG, "Replaced " + oldCorpus + " with " + corpus);
47        }
48        notifyDataSetChanged();
49    }
50
51    public void setWebCorpus(Corpus webCorpus) {
52        mWebCorpus = webCorpus;
53    }
54
55    public void addDefaultCorpus(Corpus corpus) {
56        mDefaultCorpora.add(corpus);
57    }
58
59    public Collection<Corpus> getAllCorpora() {
60        return Collections.unmodifiableCollection(mCorporaByName.values());
61    }
62
63    public Corpus getCorpus(String name) {
64        return mCorporaByName.get(name);
65    }
66
67    public Corpus getWebCorpus() {
68        return mWebCorpus;
69    }
70
71    public Corpus getCorpusForSource(Source source) {
72        for (Corpus corpus : mCorporaByName.values()) {
73            for (Source corpusSource : corpus.getSources()) {
74                if (corpusSource.equals(source)) {
75                    return corpus;
76                }
77            }
78        }
79        return null;
80    }
81
82    public Collection<Corpus> getEnabledCorpora() {
83        return getAllCorpora();
84    }
85
86    public Source getSource(String name) {
87        for (Corpus corpus : mCorporaByName.values()) {
88            for (Source source : corpus.getSources()) {
89                if (source.getName().equals(name)) {
90                    return source;
91                }
92            }
93        }
94        return null;
95    }
96
97    public boolean isCorpusDefaultEnabled(Corpus corpus) {
98        return mDefaultCorpora.contains(corpus);
99    }
100
101    public boolean isCorpusEnabled(Corpus corpus) {
102        return true;
103    }
104
105    public void close() {
106        // Nothing to release
107    }
108
109    public void registerDataSetObserver(DataSetObserver observer) {
110        mDataSetObservable.registerObserver(observer);
111    }
112
113    public void unregisterDataSetObserver(DataSetObserver observer) {
114        mDataSetObservable.unregisterObserver(observer);
115    }
116
117    protected void notifyDataSetChanged() {
118        mDataSetObservable.notifyChanged();
119    }
120
121}
122