diff options
Diffstat (limited to 'src/corelib/time/qtimezoneprivate_android.cpp')
| -rw-r--r-- | src/corelib/time/qtimezoneprivate_android.cpp | 52 |
1 files changed, 27 insertions, 25 deletions
diff --git a/src/corelib/time/qtimezoneprivate_android.cpp b/src/corelib/time/qtimezoneprivate_android.cpp index be4f374fdd..5cb8155dcc 100644 --- a/src/corelib/time/qtimezoneprivate_android.cpp +++ b/src/corelib/time/qtimezoneprivate_android.cpp @@ -1,5 +1,6 @@ /**************************************************************************** ** +** Copyright (C) 2019 The Qt Company Ltd. ** Copyright (C) 2014 Drew Parsons <dparsons@emerall.com> ** Contact: https://www.qt.io/licensing/ ** @@ -53,9 +54,10 @@ QT_BEGIN_NAMESPACE QAndroidTimeZonePrivate::QAndroidTimeZonePrivate() : QTimeZonePrivate() { - // start with system time zone - androidTimeZone = QJNIObjectPrivate::callStaticObjectMethod("java.util.TimeZone", "getDefault", "()Ljava/util/TimeZone;"); - init("UTC"); + // Keep in sync with systemTimeZoneId(): + androidTimeZone = QJNIObjectPrivate::callStaticObjectMethod( + "java.util.TimeZone", "getDefault", "()Ljava/util/TimeZone;"); + m_id = androidTimeZone.callObjectMethod("getID", "()Ljava/lang/String;").toString().toUtf8(); } // Create a named time zone @@ -76,32 +78,33 @@ QAndroidTimeZonePrivate::~QAndroidTimeZonePrivate() { } - void QAndroidTimeZonePrivate::init(const QByteArray &ianaId) { - QJNIObjectPrivate jo_ianaId = QJNIObjectPrivate::fromString( QString::fromUtf8(ianaId) ); - androidTimeZone = QJNIObjectPrivate::callStaticObjectMethod( "java.util.TimeZone", "getTimeZone", "(Ljava/lang/String;)Ljava/util/TimeZone;", static_cast<jstring>(jo_ianaId.object()) ); + const QString iana = QString::fromUtf8(ianaId); + androidTimeZone = QJNIObjectPrivate::callStaticObjectMethod( + "java.util.TimeZone", "getTimeZone", "(Ljava/lang/String;)Ljava/util/TimeZone;", + static_cast<jstring>(QJNIObjectPrivate::fromString(iana).object())); + + // The ID or display name of the zone we've got, if it looks like what we asked for: + const auto match = [iana](const QJNIObjectPrivate &jname) -> QByteArray { + const QString name = jname.toString(); + if (iana.compare(name, Qt::CaseInsensitive)) + return name.toUtf8(); + + return QByteArray(); + }; // Painfully, JNI gives us back a default zone object if it doesn't // recognize the name; so check for whether ianaId is a recognized name of // the zone object we got and ignore the zone if not. // Try checking ianaId against getID(), getDisplayName(): - QJNIObjectPrivate jname = androidTimeZone.callObjectMethod("getID", "()Ljava/lang/String;"); - bool found = (jname.toString().toUtf8() == ianaId); - for (int style = 1; !found && style-- > 0;) { - for (int dst = 1; !found && dst-- > 0;) { - jname = androidTimeZone.callObjectMethod("getDisplayName", "(ZI;)Ljava/lang/String;", - bool(dst), style); - found = (jname.toString().toUtf8() == ianaId); + m_id = match(androidTimeZone.callObjectMethod("getID", "()Ljava/lang/String;")); + for (int style = 1; m_id.isEmpty() && style-- > 0;) { + for (int dst = 1; m_id.isEmpty() && dst-- > 0;) { + m_id = match(androidTimeZone.callObjectMethod( + "getDisplayName", "(ZI;)Ljava/lang/String;", bool(dst), style)); } } - - if (!found) - m_id.clear(); - else if (ianaId.isEmpty()) - m_id = systemTimeZoneId(); - else - m_id = ianaId; } QAndroidTimeZonePrivate *QAndroidTimeZonePrivate::clone() const @@ -225,11 +228,10 @@ QTimeZonePrivate::Data QAndroidTimeZonePrivate::previousTransition(qint64 before QByteArray QAndroidTimeZonePrivate::systemTimeZoneId() const { - QJNIObjectPrivate androidSystemTimeZone = QJNIObjectPrivate::callStaticObjectMethod("java.util.TimeZone", "getDefault", "()Ljava/util/TimeZone;"); - QJNIObjectPrivate systemTZIdAndroid = androidSystemTimeZone.callObjectMethod<jstring>("getID"); - QByteArray systemTZid = systemTZIdAndroid.toString().toUtf8(); - - return systemTZid; + // Keep in sync with default constructor: + QJNIObjectPrivate androidSystemTimeZone = QJNIObjectPrivate::callStaticObjectMethod( + "java.util.TimeZone", "getDefault", "()Ljava/util/TimeZone;"); + return androidSystemTimeZone.callObjectMethod<jstring>("getID").toString().toUtf8(); } QList<QByteArray> QAndroidTimeZonePrivate::availableTimeZoneIds() const |