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Expose CSSLayoutSetLogger to java

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Summary: Expose CSSLayoutSetLogger to java

Reviewed By: astreet

Differential Revision: D4153502

fbshipit-source-id: 630909d9d0d36d94d7cd3027476ddb52668b8cc0
This commit is contained in:
Emil Sjolander
2016-11-11 08:08:28 -08:00
committed by Facebook Github Bot
parent aaa977f645
commit cd054ecf26
4 changed files with 100 additions and 0 deletions
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35
java/jni/CSSJNI.cpp
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@@ -68,10 +68,43 @@ static CSSSize _jniMeasureFunc(CSSNodeRef node,
return CSSSize{measuredWidth, measuredHeight};
}
static global_ref<jobject> *jLogger;
static int _jniLog(CSSLogLevel level, const char *format, va_list args) {
char buffer[256];
int result = vsnprintf(buffer, sizeof(buffer), format, args);
static auto logFunc =
findClassLocal("com/facebook/csslayout/CSSLogger")->getMethod<void(jint, jstring)>("log");
logFunc(jLogger->get(), static_cast<jint>(level), Environment::current()->NewStringUTF(buffer));
return result;
}
static inline CSSNodeRef _jlong2CSSNodeRef(jlong addr) {
return reinterpret_cast<CSSNodeRef>(static_cast<intptr_t>(addr));
}
void jni_CSSLayoutSetLogger(alias_ref<jclass> clazz, alias_ref<jobject> logger) {
if (jLogger) {
jLogger->releaseAlias();
delete jLogger;
}
if (logger) {
jLogger = new global_ref<jobject>(make_global(logger));
CSSLayoutSetLogger(_jniLog);
} else {
jLogger = NULL;
CSSLayoutSetLogger(NULL);
}
}
void jni_CSSLog(alias_ref<jclass> clazz, jint level, jstring message) {
const char *nMessage = Environment::current()->GetStringUTFChars(message, 0);
CSSLog(static_cast<CSSLogLevel>(level), "%s", nMessage);
Environment::current()->ReleaseStringUTFChars(message, nMessage);
}
jint jni_CSSNodeGetInstanceCount(alias_ref<jclass> clazz) {
return CSSNodeGetInstanceCount();
}
@@ -256,6 +289,8 @@ jint JNI_OnLoad(JavaVM *vm, void *) {
CSSMakeNativeMethod(jni_CSSNodeStyleSetMaxHeight),
CSSMakeNativeMethod(jni_CSSNodeGetInstanceCount),
CSSMakeNativeMethod(jni_CSSLayoutSetLogger),
CSSMakeNativeMethod(jni_CSSLog),
});
});
}