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provider: add debug variable to explain query plans

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This commit is contained in:
Vincent Breitmoser
2015-11-15 02:18:39 +01:00
parent 529b9518c1
commit 0456caedf4
2 changed files with 29 additions and 4 deletions
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1
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java
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@@ -28,6 +28,7 @@ public final class Constants {
public static final boolean DEBUG = BuildConfig.DEBUG; public static final boolean DEBUG = BuildConfig.DEBUG;
public static final boolean DEBUG_LOG_DB_QUERIES = false; public static final boolean DEBUG_LOG_DB_QUERIES = false;
public static final boolean DEBUG_EXPLAIN_QUERIES = false;
public static final boolean DEBUG_SYNC_REMOVE_CONTACTS = false; public static final boolean DEBUG_SYNC_REMOVE_CONTACTS = false;
public static final boolean DEBUG_KEYSERVER_SYNC = false; public static final boolean DEBUG_KEYSERVER_SYNC = false;

32
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/provider/KeychainProvider.java
View File

@@ -719,14 +719,38 @@ public class KeychainProvider extends ContentProvider {
cursor.setNotificationUri(getContext().getContentResolver(), uri); cursor.setNotificationUri(getContext().getContentResolver(), uri);
} }
Log.d(Constants.TAG,
"Query: " + qb.buildQuery(projection, selection, null, null, orderBy, null));
if (Constants.DEBUG && Constants.DEBUG_LOG_DB_QUERIES) { if (Constants.DEBUG && Constants.DEBUG_LOG_DB_QUERIES) {
Log.d(Constants.TAG,
"Query: "
+ qb.buildQuery(projection, selection, selectionArgs, null, null,
orderBy, null));
Log.d(Constants.TAG, "Cursor: " + DatabaseUtils.dumpCursorToString(cursor)); Log.d(Constants.TAG, "Cursor: " + DatabaseUtils.dumpCursorToString(cursor));
} }
if (Constants.DEBUG && Constants.DEBUG_EXPLAIN_QUERIES) {
String rawQuery = qb.buildQuery(projection, selection, groupBy, having, orderBy, null);
Cursor explainCursor = db.rawQuery("EXPLAIN QUERY PLAN " + rawQuery, selectionArgs);
// this is a debugging feature, we can be a little careless
explainCursor.moveToFirst();
StringBuilder line = new StringBuilder();
for (int i = 0; i < explainCursor.getColumnCount(); i++) {
line.append(explainCursor.getColumnName(i)).append(", ");
}
Log.d(Constants.TAG, line.toString());
while (!explainCursor.isAfterLast()) {
line = new StringBuilder();
for (int i = 0; i < explainCursor.getColumnCount(); i++) {
line.append(explainCursor.getString(i)).append(", ");
}
Log.d(Constants.TAG, line.toString());
explainCursor.moveToNext();
}
explainCursor.close();
}
return cursor; return cursor;
} }