diff options
author | Juha Vuolle <juha.vuolle@insta.fi> | 2022-06-30 18:53:22 +0300 |
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committer | Juha Vuolle <juha.vuolle@insta.fi> | 2022-07-05 11:50:25 +0300 |
commit | 58fd12a487cd2c628d713d1c42f8b53f8c4e9550 (patch) | |
tree | e609e3a01aaf7a0528ec99b74f3bda358db5cfcb /tests/auto/corelib | |
parent | 217c47eac4fca0594c7e7669e7d2cd267c15f29c (diff) |
Add support for naming JNI functions with the unstringify macro
The manually defined native JNI function tables allow defining a name
that may be different from the actual function name; this name is then
used from the Java-side.
This can be useful to provide also as an option with the new
"unstringifying" macros which can help for example in porting code
to these new macros.
Pick-to: 6.4
Change-Id: Icfebfb351cb8dfb122795d20b37e2eac167a41bf
Reviewed-by: Volker Hilsheimer <volker.hilsheimer@qt.io>
Diffstat (limited to 'tests/auto/corelib')
2 files changed, 27 insertions, 0 deletions
diff --git a/tests/auto/corelib/kernel/qjnienvironment/testdata/src/org/qtproject/qt/android/testdata/QtJniEnvironmentTestClass.java b/tests/auto/corelib/kernel/qjnienvironment/testdata/src/org/qtproject/qt/android/testdata/QtJniEnvironmentTestClass.java index 0fc70f2567..342342c548 100644 --- a/tests/auto/corelib/kernel/qjnienvironment/testdata/src/org/qtproject/qt/android/testdata/QtJniEnvironmentTestClass.java +++ b/tests/auto/corelib/kernel/qjnienvironment/testdata/src/org/qtproject/qt/android/testdata/QtJniEnvironmentTestClass.java @@ -6,6 +6,7 @@ package org.qtproject.qt.android.testdatapackage; public class QtJniEnvironmentTestClass { private static native void callbackFromJava(String message); + private static native void namedCallbackFromJava(String message); private static native void intCallbackFromJava(int value); public final int INT_FIELD = 123; @@ -18,6 +19,11 @@ public class QtJniEnvironmentTestClass callbackFromJava("From Java: " + message); } + public static void namedAppendJavaToString(String message) + { + namedCallbackFromJava("From Java (named): " + message); + } + public static void convertToInt(String message) { intCallbackFromJava(Integer.parseInt(message)); diff --git a/tests/auto/corelib/kernel/qjnienvironment/tst_qjnienvironment.cpp b/tests/auto/corelib/kernel/qjnienvironment/tst_qjnienvironment.cpp index 76cad4ddc0..4809505f47 100644 --- a/tests/auto/corelib/kernel/qjnienvironment/tst_qjnienvironment.cpp +++ b/tests/auto/corelib/kernel/qjnienvironment/tst_qjnienvironment.cpp @@ -101,6 +101,13 @@ static void callbackFromJava(JNIEnv *env, jobject /*thiz*/, jstring value) } Q_DECLARE_JNI_NATIVE_METHOD(callbackFromJava); +static void tediouslyLongNamed_callbackFromJava(JNIEnv *env, jobject /*thiz*/, jstring value) +{ + Q_UNUSED(env) + registerNativesString = QJniObject(value).toString(); +} +Q_DECLARE_JNI_NATIVE_METHOD(tediouslyLongNamed_callbackFromJava, namedCallbackFromJava) + static void callbackFromJavaNoCtor(JNIEnv *env, jobject /*thiz*/, jstring value) { Q_UNUSED(env) @@ -126,6 +133,20 @@ void tst_QJniEnvironment::registerNativeMethods() QVERIFY(registerNativesString == QStringLiteral("From Java: Qt")); } + // Named native function + { + QVERIFY(env.registerNativeMethods(javaTestClass, { + Q_JNI_NATIVE_METHOD(tediouslyLongNamed_callbackFromJava) + })); + + QJniObject::callStaticMethod<void>(javaTestClass, + "namedAppendJavaToString", + "(Ljava/lang/String;)V", + QtString.object<jstring>()); + QTest::qWait(200); + QVERIFY(registerNativesString == QStringLiteral("From Java (named): Qt")); + } + // No default constructor in class { QVERIFY(env.registerNativeMethods(javaTestClassNoCtor, { |