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Merge "FR #16136331 Search - results should be ordered with match on Title and then on SubTitle"

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This commit is contained in:
Fabrice Di Meglio
2014-07-08 18:05:17 +00:00
committed by Android (Google) Code Review
parent 60f803f49c b86a2bc745
commit 2a2b22a019
1 changed files with 32 additions and 11 deletions
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43
src/com/android/settings/search/Index.java
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@@ -28,6 +28,7 @@ import android.content.res.TypedArray;
import android.content.res.XmlResourceParser;
import android.database.Cursor;
import android.database.DatabaseUtils;
import android.database.MergeCursor;
import android.database.sqlite.SQLiteDatabase;
import android.net.Uri;
import android.os.AsyncTask;
@@ -123,9 +124,12 @@ public class Index {
IndexColumns.DATA_KEY_REF // 13
};
private static final String[] MATCH_COLUMNS = {
private static final String[] MATCH_COLUMNS_PRIMARY = {
IndexColumns.DATA_TITLE,
IndexColumns.DATA_TITLE_NORMALIZED,
IndexColumns.DATA_TITLE_NORMALIZED
};
private static final String[] MATCH_COLUMNS_SECONDARY = {
IndexColumns.DATA_SUMMARY_ON,
IndexColumns.DATA_SUMMARY_ON_NORMALIZED,
IndexColumns.DATA_SUMMARY_OFF,
@@ -214,9 +218,24 @@ public class Index {
}
public Cursor search(String query) {
final String sql = buildSearchSQL(query);
Log.d(LOG_TAG, "Search query: " + sql);
return getReadableDatabase().rawQuery(sql, null);
final SQLiteDatabase database = getReadableDatabase();
final Cursor[] cursors = new Cursor[2];
final String primarySql = buildSearchSQL(query, MATCH_COLUMNS_PRIMARY, true);
Log.d(LOG_TAG, "Search primary query: " + primarySql);
cursors[0] = database.rawQuery(primarySql, null);
// We need to use an EXCEPT operator as negate MATCH queries do not work.
StringBuilder sql = new StringBuilder(
buildSearchSQL(query, MATCH_COLUMNS_SECONDARY, false));
sql.append(" EXCEPT ");
sql.append(primarySql);
final String secondarySql = sql.toString();
Log.d(LOG_TAG, "Search secondary query: " + secondarySql);
cursors[1] = database.rawQuery(secondarySql, null);
return new MergeCursor(cursors);
}
public Cursor getSuggestions(String query) {
@@ -422,7 +441,7 @@ public class Index {
}
}
public boolean updateFromRemoteProvider(String packageName, String authority) {
private boolean updateFromRemoteProvider(String packageName, String authority) {
if (!addIndexablesFromRemoteProvider(packageName, authority)) {
return false;
}
@@ -615,11 +634,13 @@ public class Index {
}
}
private String buildSearchSQL(String query) {
private String buildSearchSQL(String query, String[] colums, boolean withOrderBy) {
StringBuilder sb = new StringBuilder();
sb.append(buildSearchSQLForColumn(query, MATCH_COLUMNS));
sb.append(" ORDER BY ");
sb.append(IndexColumns.DATA_RANK);
sb.append(buildSearchSQLForColumn(query, colums));
if (withOrderBy) {
sb.append(" ORDER BY ");
sb.append(IndexColumns.DATA_RANK);
}
return sb.toString();
}
@@ -1215,7 +1236,7 @@ public class Index {
}
/**
* A basic AsynTask for saving a Search query into the database
* A basic AsyncTask for saving a Search query into the database
*/
private class SaveSearchQueryTask extends AsyncTask<String, Void, Long> {