Changeset 846 for trunk/src/network/kernel/qhostinfo.cpp

Timestamp:

May 5, 2011, 5:36:53 AM (14 years ago)

Author:

Dmitry A. Kuminov

Message:

trunk: Merged in qt 4.7.2 sources from branches/vendor/nokia/qt.

Location:

trunk

Files:

• . (modified) (1 prop)
• src/network/kernel/qhostinfo.cpp (modified) (8 diffs)

trunk/src/network/kernel/qhostinfo.cpp

@@ -1 +1 @@
 /****************************************************************************
 **
-** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
 ** All rights reserved.
 ** Contact: Nokia Corporation (qt-info@nokia.com)
@@ -169 +169 @@
         QHostInfo hostInfo(id);
         hostInfo.setError(QHostInfo::HostNotFound);
-        hostInfo.setErrorString(QObject::tr("No host name given"));
+        hostInfo.setErrorString(QCoreApplication::translate("QHostInfo", "No host name given"));
         QScopedPointer<QHostInfoResult> result(new QHostInfoResult);
         QObject::connect(result.data(), SIGNAL(resultsReady(QHostInfo)),
@@ -244 +244 @@
 #endif
 
-    return QHostInfoAgent::fromName(name);
+    QHostInfo hostInfo = QHostInfoAgent::fromName(name);
+    QHostInfoLookupManager *manager = theHostInfoLookupManager();
+    manager->cache.put(name, hostInfo);
+    return hostInfo;
 }
 
@@ -468 +471 @@
     resultEmitter.emitResultsReady(hostInfo);
 
+    // now also iterate through the postponed ones
+    {
+        QMutexLocker locker(&manager->mutex);
+        QMutableListIterator<QHostInfoRunnable*> iterator(manager->postponedLookups);
+        while (iterator.hasNext()) {
+            QHostInfoRunnable* postponed = iterator.next();
+            if (toBeLookedUp == postponed->toBeLookedUp) {
+                // we can now emit
+                iterator.remove();
+                hostInfo.setLookupId(postponed->id);
+                postponed->resultEmitter.emitResultsReady(hostInfo);
+            }
+        }
+    }
+
     manager->lookupFinished(this);
 
@@ -485 +503 @@
 
     // don't qDeleteAll currentLookups, the QThreadPool has ownership
-    qDeleteAll(postponedLookups);
-    qDeleteAll(scheduledLookups);
-    qDeleteAll(finishedLookups);
+    clear();
+}
+
+void QHostInfoLookupManager::clear()
+{
+    {
+        QMutexLocker locker(&mutex);
+        qDeleteAll(postponedLookups);
+        qDeleteAll(scheduledLookups);
+        qDeleteAll(finishedLookups);
+        postponedLookups.clear();
+        scheduledLookups.clear();
+        finishedLookups.clear();
+    }
+
+    threadPool.waitForDone();
+    cache.clear();
 }
 
@@ -579 +611 @@
 
     QMutexLocker locker(&this->mutex);
+
+    // is postponed? delete and return
+    for (int i = 0; i < postponedLookups.length(); i++) {
+        if (postponedLookups.at(i)->id == id) {
+            delete postponedLookups.takeAt(i);
+            return;
+        }
+    }
+
+    // is scheduled? delete and return
+    for (int i = 0; i < scheduledLookups.length(); i++) {
+        if (scheduledLookups.at(i)->id == id) {
+            delete scheduledLookups.takeAt(i);
+            return;
+        }
+    }
+
     if (!abortedLookups.contains(id))
         abortedLookups.append(id);
@@ -605 +654 @@
 }
 
-// This function returns immediatly when we had a result in the cache, else it will later emit a signal
+// This function returns immediately when we had a result in the cache, else it will later emit a signal
 QHostInfo qt_qhostinfo_lookup(const QString &name, QObject *receiver, const char *member, bool *valid, int *id)
 {
@@ -631 +680 @@
     QHostInfoLookupManager* manager = theHostInfoLookupManager();
     if (manager) {
-        manager->cache.clear();
+        manager->clear();
     }
 }