[tracker/libtracker-sparql: 36/55] libtracker-sparql: Use TRACKER_SPARQL_VERBOSITY to control logging
- From: Jürg Billeter <juergbi src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [tracker/libtracker-sparql: 36/55] libtracker-sparql: Use TRACKER_SPARQL_VERBOSITY to control logging
- Date: Fri, 6 Aug 2010 10:08:35 +0000 (UTC)
commit 8c3343d46ea4d8c39dce71896f5be7e7d98331f3
Author: Martyn Russell <martyn lanedo com>
Date: Wed Jul 21 11:32:46 2010 +0100
libtracker-sparql: Use TRACKER_SPARQL_VERBOSITY to control logging
By default it is 0 unless set to another value to avoid spamming for tracker-utils
src/libtracker-sparql/tracker-connection.vala | 67 +++++++++++++++++++++++++
1 files changed, 67 insertions(+), 0 deletions(-)
---
diff --git a/src/libtracker-sparql/tracker-connection.vala b/src/libtracker-sparql/tracker-connection.vala
index 83ba7a6..d875d8a 100644
--- a/src/libtracker-sparql/tracker-connection.vala
+++ b/src/libtracker-sparql/tracker-connection.vala
@@ -29,12 +29,15 @@ public const string TRACKER_DBUS_OBJECT_STEROIDS = "/org/freedesktop/Tracker1/St
public abstract class Tracker.Sparql.Connection : Object {
static bool direct_only;
static weak Connection? singleton;
+ static int verbosity = 0;
public static Connection get () throws GLib.Error {
if (singleton != null) {
assert (!direct_only);
return singleton;
} else {
+ log_init ();
+
var result = new PluginLoader ();
singleton = result;
result.add_weak_pointer ((void**) (&singleton));
@@ -47,6 +50,8 @@ public abstract class Tracker.Sparql.Connection : Object {
assert (direct_only);
return singleton;
} else {
+ log_init ();
+
var result = new PluginLoader (true /* direct_only */);
direct_only = true;
singleton = result;
@@ -55,6 +60,68 @@ public abstract class Tracker.Sparql.Connection : Object {
}
}
+ private static void log_init () {
+ // Avoid debug messages
+ string env_verbosity = Environment.get_variable ("TRACKER_SPARQL_VERBOSITY");
+ if (env_verbosity != null)
+ verbosity = env_verbosity.to_int ();
+
+ GLib.Log.set_handler (null, LogLevelFlags.LEVEL_MASK | LogLevelFlags.FLAG_FATAL, log_handler);
+ GLib.Log.set_default_handler (log_handler);
+ }
+
+ private static bool log_should_handle (LogLevelFlags log_level) {
+ switch (verbosity) {
+ // Log level 3: EVERYTHING
+ case 3:
+ break;
+
+ // Log level 2: CRITICAL/ERROR/WARNING/INFO/MESSAGE only
+ case 2:
+ if (!(LogLevelFlags.LEVEL_MESSAGE in log_level) &&
+ !(LogLevelFlags.LEVEL_INFO in log_level) &&
+ !(LogLevelFlags.LEVEL_WARNING in log_level) &&
+ !(LogLevelFlags.LEVEL_ERROR in log_level) &&
+ !(LogLevelFlags.LEVEL_CRITICAL in log_level)) {
+ return false;
+ }
+
+ break;
+
+ // Log level 1: CRITICAL/ERROR/WARNING/INFO only
+ case 1:
+ if (!(LogLevelFlags.LEVEL_INFO in log_level) &&
+ !(LogLevelFlags.LEVEL_WARNING in log_level) &&
+ !(LogLevelFlags.LEVEL_ERROR in log_level) &&
+ !(LogLevelFlags.LEVEL_CRITICAL in log_level)) {
+ return false;
+ }
+
+ break;
+
+ // Log level 0: CRITICAL/ERROR/WARNING only (default)
+ default:
+ case 0:
+ if (!(LogLevelFlags.LEVEL_WARNING in log_level) &&
+ !(LogLevelFlags.LEVEL_ERROR in log_level) &&
+ !(LogLevelFlags.LEVEL_CRITICAL in log_level)) {
+ return false;
+ }
+
+ break;
+ }
+
+ return true;
+ }
+
+ private static void log_handler (string? log_domain, LogLevelFlags log_level, string message) {
+ if (!log_should_handle (log_level)) {
+ return;
+ }
+
+ GLib.Log.default_handler (log_domain, log_level, message);
+ }
+
// Query
public abstract Cursor? query (string sparql, Cancellable? cancellable = null) throws GLib.Error;
public async abstract Cursor? query_async (string sparql, Cancellable? cancellable = null) throws GLib.Error;
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