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      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 
     17 package com.android.cts.verifier;
     18 
     19 import com.android.compatibility.common.util.ReportLog;
     20 
     21 import android.app.backup.BackupManager;
     22 import android.content.ContentProvider;
     23 import android.content.ContentResolver;
     24 import android.content.ContentValues;
     25 import android.content.Context;
     26 import android.content.UriMatcher;
     27 import android.database.Cursor;
     28 import android.database.sqlite.SQLiteDatabase;
     29 import android.database.sqlite.SQLiteOpenHelper;
     30 import android.database.sqlite.SQLiteQueryBuilder;
     31 import android.net.Uri;
     32 
     33 import java.io.ByteArrayOutputStream;
     34 import java.io.IOException;
     35 import java.io.ObjectOutputStream;
     36 
     37 /** {@link ContentProvider} that provides read and write access to the test results. */
     38 public class TestResultsProvider extends ContentProvider {
     39 
     40     private static final String RESULTS_PATH = "results";
     41 
     42     /**
     43      * Get the URI from the result content.
     44      * @param context
     45      * @return Uri
     46      */
     47     public static Uri getResultContentUri(Context context) {
     48         final String packageName = context.getPackageName();
     49         final Uri contentUri = Uri.parse("content://" + packageName + ".testresultsprovider");
     50         return Uri.withAppendedPath(contentUri, RESULTS_PATH);
     51     }
     52 
     53     /**
     54      * Get the URI from the test name.
     55      * @param context
     56      * @param testName
     57      * @return Uri
     58      */
     59     public static Uri getTestNameUri(Context context) {
     60         final String testName = context.getClass().getName();
     61         return Uri.withAppendedPath(getResultContentUri(context), testName);
     62     }
     63 
     64     static final String _ID = "_id";
     65 
     66     /** String name of the test like "com.android.cts.verifier.foo.FooTestActivity" */
     67     static final String COLUMN_TEST_NAME = "testname";
     68 
     69     /** Integer test result corresponding to constants in {@link TestResult}. */
     70     static final String COLUMN_TEST_RESULT = "testresult";
     71 
     72     /** Boolean indicating whether the test info has been seen. */
     73     static final String COLUMN_TEST_INFO_SEEN = "testinfoseen";
     74 
     75     /** String containing the test's details. */
     76     static final String COLUMN_TEST_DETAILS = "testdetails";
     77 
     78     /** ReportLog containing the test result metrics. */
     79     static final String COLUMN_TEST_METRICS = "testmetrics";
     80 
     81     private static final UriMatcher URI_MATCHER = new UriMatcher(UriMatcher.NO_MATCH);
     82     private static final int RESULTS_ALL = 1;
     83     private static final int RESULTS_ID = 2;
     84     private static final int RESULTS_TEST_NAME = 3;
     85 
     86     private static final String TABLE_NAME = "results";
     87 
     88     private SQLiteOpenHelper mOpenHelper;
     89 
     90     private BackupManager mBackupManager;
     91 
     92     @Override
     93     public boolean onCreate() {
     94         final String authority = getContext().getPackageName() + ".testresultsprovider";
     95 
     96         URI_MATCHER.addURI(authority, RESULTS_PATH, RESULTS_ALL);
     97         URI_MATCHER.addURI(authority, RESULTS_PATH + "/#", RESULTS_ID);
     98         URI_MATCHER.addURI(authority, RESULTS_PATH + "/*", RESULTS_TEST_NAME);
     99 
    100         mOpenHelper = new TestResultsOpenHelper(getContext());
    101         mBackupManager = new BackupManager(getContext());
    102         return false;
    103     }
    104 
    105     private static class TestResultsOpenHelper extends SQLiteOpenHelper {
    106 
    107         private static final String DATABASE_NAME = "results.db";
    108 
    109         private static final int DATABASE_VERSION = 6;
    110 
    111         TestResultsOpenHelper(Context context) {
    112             super(context, DATABASE_NAME, null, DATABASE_VERSION);
    113         }
    114 
    115         @Override
    116         public void onCreate(SQLiteDatabase db) {
    117             db.execSQL("CREATE TABLE " + TABLE_NAME + " ("
    118                     + _ID + " INTEGER PRIMARY KEY AUTOINCREMENT, "
    119                     + COLUMN_TEST_NAME + " TEXT, "
    120                     + COLUMN_TEST_RESULT + " INTEGER,"
    121                     + COLUMN_TEST_INFO_SEEN + " INTEGER DEFAULT 0,"
    122                     + COLUMN_TEST_DETAILS + " TEXT,"
    123                     + COLUMN_TEST_METRICS + " BLOB);");
    124         }
    125 
    126         @Override
    127         public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
    128             db.execSQL("DROP TABLE IF EXISTS " + TABLE_NAME);
    129             onCreate(db);
    130         }
    131     }
    132 
    133     @Override
    134     public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs,
    135             String sortOrder) {
    136         SQLiteQueryBuilder query = new SQLiteQueryBuilder();
    137         query.setTables(TABLE_NAME);
    138 
    139         int match = URI_MATCHER.match(uri);
    140         switch (match) {
    141             case RESULTS_ALL:
    142                 break;
    143 
    144             case RESULTS_ID:
    145                 query.appendWhere(_ID);
    146                 query.appendWhere("=");
    147                 query.appendWhere(uri.getPathSegments().get(1));
    148                 break;
    149 
    150             case RESULTS_TEST_NAME:
    151                 query.appendWhere(COLUMN_TEST_NAME);
    152                 query.appendWhere("=");
    153                 query.appendWhere("\"" + uri.getPathSegments().get(1) + "\"");
    154                 break;
    155 
    156             default:
    157                 throw new IllegalArgumentException("Unknown URI: " + uri);
    158         }
    159 
    160         SQLiteDatabase db = mOpenHelper.getReadableDatabase();
    161         return query.query(db, projection, selection, selectionArgs, null, null, sortOrder);
    162     }
    163 
    164     @Override
    165     public Uri insert(Uri uri, ContentValues values) {
    166         SQLiteDatabase db = mOpenHelper.getWritableDatabase();
    167         long id = db.insert(TABLE_NAME, null, values);
    168         getContext().getContentResolver().notifyChange(uri, null);
    169         mBackupManager.dataChanged();
    170         return Uri.withAppendedPath(getResultContentUri(getContext()), "" + id);
    171     }
    172 
    173     @Override
    174     public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {
    175         int match = URI_MATCHER.match(uri);
    176         switch (match) {
    177             case RESULTS_ALL:
    178                 break;
    179 
    180             case RESULTS_ID:
    181                 String idSelection = _ID + "=" + uri.getPathSegments().get(1);
    182                 if (selection != null && selection.length() > 0) {
    183                     selection = idSelection + " AND " + selection;
    184                 } else {
    185                     selection = idSelection;
    186                 }
    187                 break;
    188 
    189             case RESULTS_TEST_NAME:
    190                 String testNameSelection = COLUMN_TEST_NAME + "=\""
    191                         + uri.getPathSegments().get(1) + "\"";
    192                 if (selection != null && selection.length() > 0) {
    193                     selection = testNameSelection + " AND " + selection;
    194                 } else {
    195                     selection = testNameSelection;
    196                 }
    197                 break;
    198 
    199             default:
    200                 throw new IllegalArgumentException("Unknown URI: " + uri);
    201         }
    202 
    203         SQLiteDatabase db = mOpenHelper.getWritableDatabase();
    204         int numUpdated = db.update(TABLE_NAME, values, selection, selectionArgs);
    205         if (numUpdated > 0) {
    206             getContext().getContentResolver().notifyChange(uri, null);
    207             mBackupManager.dataChanged();
    208         }
    209         return numUpdated;
    210     }
    211 
    212     @Override
    213     public int delete(Uri uri, String selection, String[] selectionArgs) {
    214         SQLiteDatabase db = mOpenHelper.getWritableDatabase();
    215         int numDeleted = db.delete(TABLE_NAME, selection, selectionArgs);
    216         if (numDeleted > 0) {
    217             getContext().getContentResolver().notifyChange(uri, null);
    218             mBackupManager.dataChanged();
    219         }
    220         return numDeleted;
    221     }
    222 
    223     @Override
    224     public String getType(Uri uri) {
    225         return null;
    226     }
    227 
    228     static void setTestResult(Context context, String testName, int testResult,
    229             String testDetails, ReportLog reportLog) {
    230         ContentValues values = new ContentValues(2);
    231         values.put(TestResultsProvider.COLUMN_TEST_RESULT, testResult);
    232         values.put(TestResultsProvider.COLUMN_TEST_NAME, testName);
    233         values.put(TestResultsProvider.COLUMN_TEST_DETAILS, testDetails);
    234         values.put(TestResultsProvider.COLUMN_TEST_METRICS, serialize(reportLog));
    235 
    236         final Uri uri = getResultContentUri(context);
    237         ContentResolver resolver = context.getContentResolver();
    238         int numUpdated = resolver.update(uri, values,
    239                 TestResultsProvider.COLUMN_TEST_NAME + " = ?",
    240                 new String[] {testName});
    241 
    242         if (numUpdated == 0) {
    243             resolver.insert(uri, values);
    244         }
    245     }
    246 
    247     private static byte[] serialize(Object o) {
    248         ByteArrayOutputStream byteStream = new ByteArrayOutputStream();
    249         ObjectOutputStream objectOutput = null;
    250         try {
    251             objectOutput = new ObjectOutputStream(byteStream);
    252             objectOutput.writeObject(o);
    253             return byteStream.toByteArray();
    254         } catch (IOException e) {
    255             return null;
    256         } finally {
    257             try {
    258                 if (objectOutput != null) {
    259                     objectOutput.close();
    260                 }
    261                 byteStream.close();
    262             } catch (IOException e) {
    263                 // Ignore close exception.
    264             }
    265         }
    266     }
    267 }
    268